diff options
author | Mateusz Tomaszkiewicz <silentdemon@gmail.com> | 2013-02-19 23:30:33 +0100 |
---|---|---|
committer | Mateusz Tomaszkiewicz <silentdemon@gmail.com> | 2013-02-19 23:30:33 +0100 |
commit | d9a92aa30cd5d917bd0a8450b2dc8ceb6f67f750 (patch) | |
tree | 2ded7a5df15e5c4ab35c0ab18a70efcdf871f944 /drivers | |
parent | dd79671730569225303b8ba7f602ab2ea43f5396 (diff) | |
parent | 778cfcd928211246b45ce67c373280fe6adceb11 (diff) | |
download | uGFX-d9a92aa30cd5d917bd0a8450b2dc8ceb6f67f750.tar.gz uGFX-d9a92aa30cd5d917bd0a8450b2dc8ceb6f67f750.tar.bz2 uGFX-d9a92aa30cd5d917bd0a8450b2dc8ceb6f67f750.zip |
Merge branch 'master' into SSD2119
Diffstat (limited to 'drivers')
20 files changed, 5803 insertions, 5538 deletions
diff --git a/drivers/gadc/AT91SAM7/gadc_lld.c b/drivers/gadc/AT91SAM7/gadc_lld.c new file mode 100644 index 00000000..4b3c6cae --- /dev/null +++ b/drivers/gadc/AT91SAM7/gadc_lld.c @@ -0,0 +1,102 @@ +/* + ChibiOS/GFX - Copyright (C) 2012, 2013 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ +/** + * @file include/gadc/lld/gadc_lld.c + * @brief GADC - Periodic ADC driver source file for the AT91SAM7 cpu. + * + * @defgroup Driver Driver + * @ingroup GADC + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GADC + +#include "gadc/lld/gadc_lld.h" + +static ADCConversionGroup acg = { + FALSE, // circular + 1, // num_channels + GADC_ISR_CompleteI, // end_cb + GADC_ISR_ErrorI, // error_cb + 0, // channelselects + 0, // trigger + 0, // frequency + }; + +void gadc_lld_init(void) { + adcStart(&ADCD1, NULL); +} + +size_t gadc_lld_samples_per_conversion(uint32_t physdev) { + size_t cnt; + int i; + + /* The AT91SAM7 has AD0..7 - physdev is a bitmap of those channels */ + for(cnt = 0, i = 0; i < 8; i++, physdev >>= 1) + if (physdev & 0x01) + cnt++; + return cnt; +} + +void gadc_lld_start_timer(uint32_t physdev, uint32_t frequency) { + (void) physdev; + /** + * The AT91SAM7 ADC driver supports triggering the ADC using a timer without having to implement + * an interrupt handler for the timer. The driver also initialises the timer correctly for us. + * Because we aren't trapping the interrupt ourselves we can't increment GADC_Timer_Missed if an + * interrupt is missed. + */ + acg.frequency = frequency; +} + +void gadc_lld_stop_timer(uint32_t physdev) { + (void) physdev; + if ((acg.trigger & ~ADC_TRIGGER_SOFTWARE) == ADC_TRIGGER_TIMER) + adcStop(&ADCD1); +} + +void gadc_lld_adc_timerI(GadcLldTimerData *pgtd) { + /** + * We don't need to calculate num_channels because the AT91SAM7 ADC does this for us. + */ + acg.channelselects = pgtd->physdev; + acg.trigger = pgtd->now ? (ADC_TRIGGER_TIMER|ADC_TRIGGER_SOFTWARE) : ADC_TRIGGER_TIMER; + + adcStartConversionI(&ADCD1, &acg, pgtd->buffer, pgtd->count); + + /* Next time assume the same (still running) timer */ + acg.frequency = 0; +} + +void gadc_lld_adc_nontimerI(GadcLldNonTimerData *pgntd) { + /** + * We don't need to calculate num_channels because the AT91SAM7 ADC does this for us. + */ + acg.channelselects = pgntd->physdev; + acg.trigger = ADC_TRIGGER_SOFTWARE; + adcStartConversionI(&ADCD1, &acg, pgntd->buffer, 1); +} + +#endif /* GFX_USE_GADC */ +/** @} */ diff --git a/drivers/gadc/AT91SAM7/gadc_lld.mk b/drivers/gadc/AT91SAM7/gadc_lld.mk new file mode 100644 index 00000000..001d44b1 --- /dev/null +++ b/drivers/gadc/AT91SAM7/gadc_lld.mk @@ -0,0 +1,5 @@ +# List the required driver. +GFXSRC += $(GFXLIB)/drivers/gadc/AT91SAM7/gadc_lld.c + +# Required include directories +GFXINC += $(GFXLIB)/drivers/gadc/AT91SAM7 diff --git a/drivers/tdisp/HD44780/tdisp_lld_config.h b/drivers/gadc/AT91SAM7/gadc_lld_board_olimexsam7ex256.h index 3b37cd70..6f23db17 100644 --- a/drivers/tdisp/HD44780/tdisp_lld_config.h +++ b/drivers/gadc/AT91SAM7/gadc_lld_board_olimexsam7ex256.h @@ -1,45 +1,46 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/tdisp/HD44780/tdisp_lld_config.h
- * @brief TDISP Driver subsystem low level driver header for the HD44780 display.
- *
- * @addtogroup TDISP
- * @{
- */
-
-#ifndef _TDISP_LLD_CONFIG_H
-#define _TDISP_LLD_CONFIG_H
-
-#if GFX_USE_TDISP
-
-/*===========================================================================*/
-/* Driver hardware support. */
-/*===========================================================================*/
-
-#define TDISP_DRIVER_NAME "HD44780"
-
-#define TDISP_MAX_CUSTOM_CHARS 0x07
-
-#endif /* GFX_USE_TDISP */
-
-#endif /* _TDISP_LLD_CONFIG_H */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012, 2013 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gadc/AT91SAM7/gadc_lld_board_olimexsam7ex256.h + * @brief GADC Driver config file. + * + * @addtogroup GADC + * @{ + */ + +#ifndef _GADC_LLD_BOARD_OLIMEXSAM7EX256_H +#define _GADC_LLD_BOARD_OLIMEXSAM7EX256_H + +#if GFX_USE_GADC + +/*===========================================================================*/ +/* Analogue devices on this board */ +/*===========================================================================*/ + +#define GADC_PHYSDEV_MICROPHONE 0x00000080 +#define GADC_PHYSDEV_DIAL 0x00000040 +#define GADC_PHYSDEV_TEMPERATURE 0x00000020 + +#endif /* GFX_USE_GADC */ + +#endif /* _GADC_LLD_BOARD_OLIMEXSAM7EX256_H */ +/** @} */ + diff --git a/drivers/gadc/AT91SAM7/gadc_lld_config.h b/drivers/gadc/AT91SAM7/gadc_lld_config.h new file mode 100644 index 00000000..882573c8 --- /dev/null +++ b/drivers/gadc/AT91SAM7/gadc_lld_config.h @@ -0,0 +1,78 @@ +/* + ChibiOS/GFX - Copyright (C) 2012, 2013 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gadc/AT91SAM7/gadc_lld_config.h + * @brief GADC Driver config file. + * + * @addtogroup GADC + * @{ + */ + +#ifndef GADC_LLD_CONFIG_H +#define GADC_LLD_CONFIG_H + +#if GFX_USE_GADC + +/*===========================================================================*/ +/* Driver hardware support. */ +/*===========================================================================*/ + +/** + * @brief ChibiOS has a nasty bug in its _adc_isr_full_code() routine (defined in adc.h as a macro). + * Do we have the version of ChibiOS with this bug. + * @detail Set to TRUE if ChibiOS has this bug. + * @note Fixed in ChibiOS 2.4.4stable and 2.5.2unstable (and the repository from 18th Feb 2013) + * @note This bug prevents us re-calling adcStartConversionI() from with the ISR even though + * it is clearly designed to handle it. For some reason (on this micro) the high speed timer + * is not affected only the single sample low speed timer. In that situation we wait until + * we get back to thread land. This is terrible for the accuracy of the high speed timer + * but what can we do (other than fix the bug). + * @note For the AT91SAM7 ADC driver, it post-dates the finding of the bug so we safely + * say that the bug doesn't exist for this driver. + */ +#define ADC_ISR_FULL_CODE_BUG FALSE + +/** + * @brief The maximum sample frequency supported by this CPU + */ +#define GADC_MAX_SAMPLE_FREQUENCY 132000 + +/** + * @brief The number of bits in a sample + */ +#define GADC_BITS_PER_SAMPLE AT91_ADC1_RESOLUTION + +/* Pull in board specific defines */ +#if defined(GADC_USE_CUSTOM_BOARD) && GADC_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gadc_lld_board.h" +#elif defined(BOARD_OLIMEX_SAM7_EX256) + #include "gadc_lld_board_olimexsam7ex256.h" +#else + /* Include the user supplied board definitions */ + #include "gadc_lld_board.h" +#endif + +#endif /* GFX_USE_GADC */ + +#endif /* _GDISP_LLD_CONFIG_H */ +/** @} */ + diff --git a/drivers/gdisp/ILI9320/gdisp_lld.c b/drivers/gdisp/ILI9320/gdisp_lld.c index 6a324cd4..d8c5be86 100644 --- a/drivers/gdisp/ILI9320/gdisp_lld.c +++ b/drivers/gdisp/ILI9320/gdisp_lld.c @@ -1,570 +1,570 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/ILI9320/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the ILI9320 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_OLIMEX_STM32_LCD)
- #include "gdisp_lld_board_olimex_stm32_lcd.h"
-#else
- #include "gdisp_lld_board.h"
-#endif
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/* This controller is only ever used with a 240 x 320 display */
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-
-#define GDISP_SCREEN_WIDTH 240
-#define GDISP_SCREEN_HEIGHT 320
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables. */
-/*===========================================================================*/
-uint32_t DISPLAY_CODE;
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-static __inline void lld_lcdDelay(uint16_t us) {
- chThdSleepMicroseconds(us);
-}
-
-static __inline void lld_lcdWriteIndex(uint16_t index) {
- lld_gdisp_write_index(index);
-}
-
-static __inline void lld_lcdWriteData(uint16_t data) {
- lld_gdisp_write_data(data);
-}
-
-static __inline void lld_lcdWriteReg(uint16_t lcdReg, uint16_t lcdRegValue) {
- lld_gdisp_write_index(lcdReg);
- lld_gdisp_write_data(lcdRegValue);
-}
-
-static __inline uint16_t lld_lcdReadData(void) {
- /* fix this! */
- //return lld_gdisp_read_data;
- return GDISP_RAM;
-}
-
-static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) {
- volatile uint16_t dummy;
-
- lld_gdisp_write_index(lcdReg);
- dummy = lld_lcdReadData();
- (void)dummy;
-
- return lld_lcdReadData();
-}
-
-static __inline void lld_lcdWriteStreamStart(void) {
- lld_lcdWriteIndex(0x0022);
-}
-
-static __inline void lld_lcdWriteStreamStop(void) {
-
-}
-
-static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) {
- uint16_t i;
-
- for(i = 0; i < size; i++)
- lld_lcdWriteData(buffer[i]);
-}
-
-static __inline void lld_lcdReadStreamStart(void) {
- lld_lcdWriteIndex(0x0022);
-}
-
-static __inline void lld_lcdReadStreamStop(void) {
-
-}
-
-static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) {
- uint16_t i;
- volatile uint16_t dummy;
-
- dummy = lld_lcdReadData();
- (void)dummy;
-
- for(i = 0; i < size; i++)
- buffer[i] = lld_lcdReadData();
-}
-
-bool_t lld_gdisp_init(void) {
- /* Initialise your display */
- lld_gdisp_init_board();
-
- /* Hardware reset */
- lld_gdisp_reset_pin(TRUE);
- lld_lcdDelay(1000);
- lld_gdisp_reset_pin(FALSE);
- lld_lcdDelay(1000);
-
- DISPLAY_CODE = lld_lcdReadReg(0);
- lld_lcdWriteReg(0x0000, 0x0001); //start Int. osc
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0001, 0x0100); //Set SS bit (shift direction of outputs is from S720 to S1)
- lld_lcdWriteReg(0x0002, 0x0700); //select the line inversion
- lld_lcdWriteReg(0x0003, 0x1038); //Entry mode(Horizontal : increment,Vertical : increment, AM=1)
- lld_lcdWriteReg(0x0004, 0x0000); //Resize control(No resizing)
- lld_lcdWriteReg(0x0008, 0x0202); //front and back porch 2 lines
- lld_lcdWriteReg(0x0009, 0x0000); //select normal scan
- lld_lcdWriteReg(0x000A, 0x0000); //display control 4
- lld_lcdWriteReg(0x000C, 0x0000); //system interface(2 transfer /pixel), internal sys clock,
- lld_lcdWriteReg(0x000D, 0x0000); //Frame marker position
- lld_lcdWriteReg(0x000F, 0x0000); //selects clk, enable and sync signal polarity,
- lld_lcdWriteReg(0x0010, 0x0000); //
- lld_lcdWriteReg(0x0011, 0x0000); //power control 2 reference voltages = 1:1,
- lld_lcdWriteReg(0x0012, 0x0000); //power control 3 VRH
- lld_lcdWriteReg(0x0013, 0x0000); //power control 4 VCOM amplitude
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0010, 0x17B0); //power control 1 BT,AP
- lld_lcdWriteReg(0x0011, 0x0137); //power control 2 DC,VC
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0012, 0x0139); //power control 3 VRH
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0013, 0x1d00); //power control 4 vcom amplitude
- lld_lcdWriteReg(0x0029, 0x0011); //power control 7 VCOMH
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0030, 0x0007);
- lld_lcdWriteReg(0x0031, 0x0403);
- lld_lcdWriteReg(0x0032, 0x0404);
- lld_lcdWriteReg(0x0035, 0x0002);
- lld_lcdWriteReg(0x0036, 0x0707);
- lld_lcdWriteReg(0x0037, 0x0606);
- lld_lcdWriteReg(0x0038, 0x0106);
- lld_lcdWriteReg(0x0039, 0x0007);
- lld_lcdWriteReg(0x003c, 0x0700);
- lld_lcdWriteReg(0x003d, 0x0707);
- lld_lcdWriteReg(0x0020, 0x0000); //starting Horizontal GRAM Address
- lld_lcdWriteReg(0x0021, 0x0000); //starting Vertical GRAM Address
- lld_lcdWriteReg(0x0050, 0x0000); //Horizontal GRAM Start Position
- lld_lcdWriteReg(0x0051, 0x00EF); //Horizontal GRAM end Position
- lld_lcdWriteReg(0x0052, 0x0000); //Vertical GRAM Start Position
- lld_lcdWriteReg(0x0053, 0x013F); //Vertical GRAM end Position
- switch (DISPLAY_CODE) {
- case 0x9320:
- lld_lcdWriteReg(0x0060, 0x2700); //starts scanning from G1, and 320 drive lines
- break;
- case 0x9325:
- lld_lcdWriteReg(0x0060, 0xA700); //starts scanning from G1, and 320 drive lines
- break;
- }
-
- lld_lcdWriteReg(0x0061, 0x0001); //fixed base display
- lld_lcdWriteReg(0x006a, 0x0000); //no scroll
- lld_lcdWriteReg(0x0090, 0x0010); //set Clocks/Line =16, Internal Operation Clock Frequency=fosc/1,
- lld_lcdWriteReg(0x0092, 0x0000); //set gate output non-overlap period=0
- lld_lcdWriteReg(0x0093, 0x0003); //set Source Output Position=3
- lld_lcdWriteReg(0x0095, 0x0110); //RGB interface(Clocks per line period=16 clocks)
- lld_lcdWriteReg(0x0097, 0x0110); //set Gate Non-overlap Period 0 locksc
- lld_lcdWriteReg(0x0098, 0x0110); //
- lld_lcdWriteReg(0x0007, 0x0173); //display On
-
- // Turn on the backlight
- lld_gdisp_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
-
- return TRUE;
-}
-
-static void lld_lcdSetCursor(uint16_t x, uint16_t y) {
- uint32_t addr;
-
- addr = y * 0x100 + x;
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0020, addr & 0xff); /* low addr */
- lld_lcdWriteReg(0x0021, (addr >> 8) & 0x1ff); /* high addr */
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0020, (addr >> 8) & 0x1ff); /* low addr */
- lld_lcdWriteReg(0x0021, addr & 0xff); /* high addr */
- break;
-
- case GDISP_ROTATE_180:
- break;
-
- case GDISP_ROTATE_270:
- break;
- }
-}
-
-static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0050, x);
- lld_lcdWriteReg(0x0051, x + cx - 1);
- lld_lcdWriteReg(0x0052, y);
- lld_lcdWriteReg(0x0053, y + cy - 1);
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0050, y);
- lld_lcdWriteReg(0x0051, y + cy - 1);
- lld_lcdWriteReg(0x0052, x);
- lld_lcdWriteReg(0x0053, x + cx - 1);
- break;
-
- case GDISP_ROTATE_180:
- break;
-
- case GDISP_ROTATE_270:
- break;
-
- }
-
- lld_lcdSetCursor(x, y);
-}
-
-static __inline void lld_lcdResetViewPort(void) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- case GDISP_ROTATE_180:
- lld_lcdSetViewPort(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT);
- break;
- case GDISP_ROTATE_90:
- case GDISP_ROTATE_270:
- lld_lcdSetViewPort(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH);
- break;
- }
-}
-
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
- lld_lcdSetCursor(x, y);
- lld_lcdWriteReg(0x0022, color);
-}
-
-#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
- void lld_gdisp_clear(color_t color) {
- unsigned i;
-
- lld_lcdSetCursor(0, 0);
- lld_lcdWriteStreamStart();
-
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- lld_lcdWriteData(color);
-
- lld_lcdWriteStreamStop();
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- unsigned i, area;
-
- area = cx*cy;
- lld_lcdSetViewPort(x, y, cx, cy);
- lld_lcdWriteStreamStart();
- for(i = 0; i < area; i++)
- lld_lcdWriteData(color);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy;
- unsigned lg;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- lld_lcdSetViewPort(x, y, cx, cy);
- lld_lcdWriteStreamStart();
-
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- buffer += srcx + srcy * srccx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- lld_lcdWriteData(*buffer++);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- lld_lcdSetCursor(x, y);
- lld_lcdWriteStreamStart();
-
- color = lld_lcdReadData();
- color = lld_lcdReadData();
-
- lld_lcdWriteStreamStop();
-
- return color;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
- coord_t row0, row1;
- unsigned i, gap, abslines;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- abslines = lines < 0 ? -lines : lines;
-
- if (abslines >= cy) {
- abslines = cy;
- gap = 0;
- } else {
- gap = cy - abslines;
- for(i = 0; i < gap; i++) {
- if(lines > 0) {
- row0 = y + i + lines;
- row1 = y + i;
- } else {
- row0 = (y - i - 1) + lines;
- row1 = (y - i - 1);
- }
-
- /* read row0 into the buffer and then write at row1*/
- lld_lcdSetViewPort(x, row0, cx, 1);
- lld_lcdReadStreamStart();
- lld_lcdReadStream(buf, cx);
- lld_lcdReadStreamStop();
-
- lld_lcdSetViewPort(x, row1, cx, 1);
- lld_lcdWriteStreamStart();
- lld_lcdWriteStream(buf, cx);
- lld_lcdWriteStreamStop();
- }
- }
-
- /* fill the remaining gap */
- lld_lcdSetViewPort(x, lines > 0 ? (y+gap) : y, cx, abslines);
- lld_lcdWriteStreamStart();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) lld_lcdWriteData(bgcolor);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_POWER:
- if(GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- lld_lcdWriteReg(0x0007, 0x0000);
- lld_lcdWriteReg(0x0010, 0x0000);
- lld_lcdWriteReg(0x0011, 0x0000);
- lld_lcdWriteReg(0x0012, 0x0000);
- lld_lcdWriteReg(0x0013, 0x0000);
- lld_gdisp_backlight(0);
- break;
-
- case powerOn:
- //*************Power On sequence ******************//
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
- lld_lcdWriteReg(0x0011, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0012, 0x013C); /* VREG1OUT voltage */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */
- lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */
- lld_gdisp_backlight(GDISP.Backlight);
- if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep)
- lld_gdisp_init();
- break;
-
- case powerSleep:
- lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_gdisp_backlight(0);
- break;
-
- case powerDeepSleep:
- lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_gdisp_backlight(0);
- break;
-
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
-
- case GDISP_CONTROL_ORIENTATION:
- if(GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0001, 0x0100);
- lld_lcdWriteReg(0x0003, 0x1038);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0001, 0x0000);
- lld_lcdWriteReg(0x0003, 0x1030);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
-
- case GDISP_ROTATE_180:
- /* ToDo */
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
-
- case GDISP_ROTATE_270:
- /* ToDo */
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
-
- default:
- return;
- }
-
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-
- case GDISP_CONTROL_BACKLIGHT:
- if((unsigned)value > 100) value = (void *)100;
- lld_gdisp_backlight((unsigned)value);
- GDISP.Backlight = (unsigned)value;
- break;
-
- default:
- return;
- }
- }
-
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/ILI9320/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the ILI9320 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_OLIMEX_STM32_LCD) + #include "gdisp_lld_board_olimex_stm32_lcd.h" +#else + #include "gdisp_lld_board.h" +#endif + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +/* This controller is only ever used with a 240 x 320 display */ +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif + +#define GDISP_SCREEN_WIDTH 240 +#define GDISP_SCREEN_HEIGHT 320 + +#define GDISP_INITIAL_CONTRAST 50 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ +uint32_t DISPLAY_CODE; + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ +static __inline void lld_lcdDelay(uint16_t us) { + chThdSleepMicroseconds(us); +} + +static __inline void lld_lcdWriteIndex(uint16_t index) { + gdisp_lld_write_index(index); +} + +static __inline void lld_lcdWriteData(uint16_t data) { + gdisp_lld_write_data(data); +} + +static __inline void lld_lcdWriteReg(uint16_t lcdReg, uint16_t lcdRegValue) { + gdisp_lld_write_index(lcdReg); + gdisp_lld_write_data(lcdRegValue); +} + +static __inline uint16_t lld_lcdReadData(void) { + /* fix this! */ + //return gdisp_lld_read_data; + return GDISP_RAM; +} + +static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) { + volatile uint16_t dummy; + + gdisp_lld_write_index(lcdReg); + dummy = lld_lcdReadData(); + (void)dummy; + + return lld_lcdReadData(); +} + +static __inline void lld_lcdWriteStreamStart(void) { + lld_lcdWriteIndex(0x0022); +} + +static __inline void lld_lcdWriteStreamStop(void) { + +} + +static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) { + uint16_t i; + + for(i = 0; i < size; i++) + lld_lcdWriteData(buffer[i]); +} + +static __inline void lld_lcdReadStreamStart(void) { + lld_lcdWriteIndex(0x0022); +} + +static __inline void lld_lcdReadStreamStop(void) { + +} + +static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) { + uint16_t i; + volatile uint16_t dummy; + + dummy = lld_lcdReadData(); + (void)dummy; + + for(i = 0; i < size; i++) + buffer[i] = lld_lcdReadData(); +} + +bool_t gdisp_lld_init(void) { + /* Initialise your display */ + gdisp_lld_init_board(); + + /* Hardware reset */ + gdisp_lld_reset_pin(TRUE); + lld_lcdDelay(1000); + gdisp_lld_reset_pin(FALSE); + lld_lcdDelay(1000); + + DISPLAY_CODE = lld_lcdReadReg(0); + lld_lcdWriteReg(0x0000, 0x0001); //start Int. osc + lld_lcdDelay(500); + lld_lcdWriteReg(0x0001, 0x0100); //Set SS bit (shift direction of outputs is from S720 to S1) + lld_lcdWriteReg(0x0002, 0x0700); //select the line inversion + lld_lcdWriteReg(0x0003, 0x1038); //Entry mode(Horizontal : increment,Vertical : increment, AM=1) + lld_lcdWriteReg(0x0004, 0x0000); //Resize control(No resizing) + lld_lcdWriteReg(0x0008, 0x0202); //front and back porch 2 lines + lld_lcdWriteReg(0x0009, 0x0000); //select normal scan + lld_lcdWriteReg(0x000A, 0x0000); //display control 4 + lld_lcdWriteReg(0x000C, 0x0000); //system interface(2 transfer /pixel), internal sys clock, + lld_lcdWriteReg(0x000D, 0x0000); //Frame marker position + lld_lcdWriteReg(0x000F, 0x0000); //selects clk, enable and sync signal polarity, + lld_lcdWriteReg(0x0010, 0x0000); // + lld_lcdWriteReg(0x0011, 0x0000); //power control 2 reference voltages = 1:1, + lld_lcdWriteReg(0x0012, 0x0000); //power control 3 VRH + lld_lcdWriteReg(0x0013, 0x0000); //power control 4 VCOM amplitude + lld_lcdDelay(500); + lld_lcdWriteReg(0x0010, 0x17B0); //power control 1 BT,AP + lld_lcdWriteReg(0x0011, 0x0137); //power control 2 DC,VC + lld_lcdDelay(500); + lld_lcdWriteReg(0x0012, 0x0139); //power control 3 VRH + lld_lcdDelay(500); + lld_lcdWriteReg(0x0013, 0x1d00); //power control 4 vcom amplitude + lld_lcdWriteReg(0x0029, 0x0011); //power control 7 VCOMH + lld_lcdDelay(500); + lld_lcdWriteReg(0x0030, 0x0007); + lld_lcdWriteReg(0x0031, 0x0403); + lld_lcdWriteReg(0x0032, 0x0404); + lld_lcdWriteReg(0x0035, 0x0002); + lld_lcdWriteReg(0x0036, 0x0707); + lld_lcdWriteReg(0x0037, 0x0606); + lld_lcdWriteReg(0x0038, 0x0106); + lld_lcdWriteReg(0x0039, 0x0007); + lld_lcdWriteReg(0x003c, 0x0700); + lld_lcdWriteReg(0x003d, 0x0707); + lld_lcdWriteReg(0x0020, 0x0000); //starting Horizontal GRAM Address + lld_lcdWriteReg(0x0021, 0x0000); //starting Vertical GRAM Address + lld_lcdWriteReg(0x0050, 0x0000); //Horizontal GRAM Start Position + lld_lcdWriteReg(0x0051, 0x00EF); //Horizontal GRAM end Position + lld_lcdWriteReg(0x0052, 0x0000); //Vertical GRAM Start Position + lld_lcdWriteReg(0x0053, 0x013F); //Vertical GRAM end Position + switch (DISPLAY_CODE) { + case 0x9320: + lld_lcdWriteReg(0x0060, 0x2700); //starts scanning from G1, and 320 drive lines + break; + case 0x9325: + lld_lcdWriteReg(0x0060, 0xA700); //starts scanning from G1, and 320 drive lines + break; + } + + lld_lcdWriteReg(0x0061, 0x0001); //fixed base display + lld_lcdWriteReg(0x006a, 0x0000); //no scroll + lld_lcdWriteReg(0x0090, 0x0010); //set Clocks/Line =16, Internal Operation Clock Frequency=fosc/1, + lld_lcdWriteReg(0x0092, 0x0000); //set gate output non-overlap period=0 + lld_lcdWriteReg(0x0093, 0x0003); //set Source Output Position=3 + lld_lcdWriteReg(0x0095, 0x0110); //RGB interface(Clocks per line period=16 clocks) + lld_lcdWriteReg(0x0097, 0x0110); //set Gate Non-overlap Period 0 locksc + lld_lcdWriteReg(0x0098, 0x0110); // + lld_lcdWriteReg(0x0007, 0x0173); //display On + + // Turn on the backlight + gdisp_lld_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = GDISP_INITIAL_BACKLIGHT; + GDISP.Contrast = GDISP_INITIAL_CONTRAST; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + + return TRUE; +} + +static void lld_lcdSetCursor(uint16_t x, uint16_t y) { + uint32_t addr; + + addr = y * 0x100 + x; + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0020, addr & 0xff); /* low addr */ + lld_lcdWriteReg(0x0021, (addr >> 8) & 0x1ff); /* high addr */ + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0020, (addr >> 8) & 0x1ff); /* low addr */ + lld_lcdWriteReg(0x0021, addr & 0xff); /* high addr */ + break; + + case GDISP_ROTATE_180: + break; + + case GDISP_ROTATE_270: + break; + } +} + +static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0050, x); + lld_lcdWriteReg(0x0051, x + cx - 1); + lld_lcdWriteReg(0x0052, y); + lld_lcdWriteReg(0x0053, y + cy - 1); + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0050, y); + lld_lcdWriteReg(0x0051, y + cy - 1); + lld_lcdWriteReg(0x0052, x); + lld_lcdWriteReg(0x0053, x + cx - 1); + break; + + case GDISP_ROTATE_180: + break; + + case GDISP_ROTATE_270: + break; + + } + + lld_lcdSetCursor(x, y); +} + +static __inline void lld_lcdResetViewPort(void) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + case GDISP_ROTATE_180: + lld_lcdSetViewPort(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT); + break; + case GDISP_ROTATE_90: + case GDISP_ROTATE_270: + lld_lcdSetViewPort(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH); + break; + } +} + +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + lld_lcdSetCursor(x, y); + lld_lcdWriteReg(0x0022, color); +} + +#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) + void gdisp_lld_clear(color_t color) { + unsigned i; + + lld_lcdSetCursor(0, 0); + lld_lcdWriteStreamStart(); + + for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++) + lld_lcdWriteData(color); + + lld_lcdWriteStreamStop(); + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + unsigned i, area; + + area = cx*cy; + lld_lcdSetViewPort(x, y, cx, cy); + lld_lcdWriteStreamStart(); + for(i = 0; i < area; i++) + lld_lcdWriteData(color); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy; + unsigned lg; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + lld_lcdSetViewPort(x, y, cx, cy); + lld_lcdWriteStreamStart(); + + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + buffer += srcx + srcy * srccx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + lld_lcdWriteData(*buffer++); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + lld_lcdSetCursor(x, y); + lld_lcdWriteStreamStart(); + + color = lld_lcdReadData(); + color = lld_lcdReadData(); + + lld_lcdWriteStreamStop(); + + return color; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; + coord_t row0, row1; + unsigned i, gap, abslines; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + abslines = lines < 0 ? -lines : lines; + + if (abslines >= cy) { + abslines = cy; + gap = 0; + } else { + gap = cy - abslines; + for(i = 0; i < gap; i++) { + if(lines > 0) { + row0 = y + i + lines; + row1 = y + i; + } else { + row0 = (y - i - 1) + lines; + row1 = (y - i - 1); + } + + /* read row0 into the buffer and then write at row1*/ + lld_lcdSetViewPort(x, row0, cx, 1); + lld_lcdReadStreamStart(); + lld_lcdReadStream(buf, cx); + lld_lcdReadStreamStop(); + + lld_lcdSetViewPort(x, row1, cx, 1); + lld_lcdWriteStreamStart(); + lld_lcdWriteStream(buf, cx); + lld_lcdWriteStreamStop(); + } + } + + /* fill the remaining gap */ + lld_lcdSetViewPort(x, lines > 0 ? (y+gap) : y, cx, abslines); + lld_lcdWriteStreamStart(); + gap = cx*abslines; + for(i = 0; i < gap; i++) lld_lcdWriteData(bgcolor); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_POWER: + if(GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + lld_lcdWriteReg(0x0007, 0x0000); + lld_lcdWriteReg(0x0010, 0x0000); + lld_lcdWriteReg(0x0011, 0x0000); + lld_lcdWriteReg(0x0012, 0x0000); + lld_lcdWriteReg(0x0013, 0x0000); + gdisp_lld_backlight(0); + break; + + case powerOn: + //*************Power On sequence ******************// + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ + lld_lcdWriteReg(0x0011, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0012, 0x013C); /* VREG1OUT voltage */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */ + lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */ + gdisp_lld_backlight(GDISP.Backlight); + if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep) + gdisp_lld_init(); + break; + + case powerSleep: + lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */ + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + gdisp_lld_backlight(0); + break; + + case powerDeepSleep: + lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */ + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + gdisp_lld_backlight(0); + break; + + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + + case GDISP_CONTROL_ORIENTATION: + if(GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0001, 0x0100); + lld_lcdWriteReg(0x0003, 0x1038); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0001, 0x0000); + lld_lcdWriteReg(0x0003, 0x1030); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + + case GDISP_ROTATE_180: + /* ToDo */ + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + + case GDISP_ROTATE_270: + /* ToDo */ + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + + default: + return; + } + + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; + + case GDISP_CONTROL_BACKLIGHT: + if((unsigned)value > 100) value = (void *)100; + gdisp_lld_backlight((unsigned)value); + GDISP.Backlight = (unsigned)value; + break; + + default: + return; + } + } + +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ + diff --git a/drivers/gdisp/ILI9320/gdisp_lld_board_example.h b/drivers/gdisp/ILI9320/gdisp_lld_board_example.h index f07b34c6..0f4def57 100644 --- a/drivers/gdisp/ILI9320/gdisp_lld_board_example.h +++ b/drivers/gdisp/ILI9320/gdisp_lld_board_example.h @@ -1,59 +1,59 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/ILI9320/gdisp_lld_board_example.h
- * @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#ifndef GDISP_LLD_BOARD_H
-#define GDISP_LLD_BOARD_H
-
-static __inline void lld_gdisp_init_board(void) {
- #error "ILI9320: You must implement the init_board routine for your board"
-}
-
-static __inline void lld_gdisp_reset_pin(bool_t state) {
- #error "ILI9320: You must implement setpin_reset routine for your board"
-}
-
-static __inline void lld_gdisp_write_index(uint16_t data) {
- #error "ILI9320: You must implement write_index routine for your board"
-}
-
-static __inline void lld_gdisp_write_data(uint16_t data) {
- #error "ILI9320: You must implement write_data routine for your board"
-}
-
-static __inline uint16_t lld_gdisp_read_data(void) {
- #error "ILI9320: You must implement read_data routine for your board"
-}
-
-/* if not available, just ignore the argument and return */
-static __inline uint16_t lld_gdisp_backlight(uint8_t percentage) {
- #error "ILI9320: You must implement set_backlight routine for your board"
-}
-
-#endif /* GDISP_LLD_BOARD_H */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/ILI9320/gdisp_lld_board_example.h + * @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display. + * + * @addtogroup GDISP + * @{ + */ + +#ifndef GDISP_LLD_BOARD_H +#define GDISP_LLD_BOARD_H + +static __inline void gdisp_lld_init_board(void) { + #error "ILI9320: You must implement the init_board routine for your board" +} + +static __inline void gdisp_lld_reset_pin(bool_t state) { + #error "ILI9320: You must implement setpin_reset routine for your board" +} + +static __inline void gdisp_lld_write_index(uint16_t data) { + #error "ILI9320: You must implement write_index routine for your board" +} + +static __inline void gdisp_lld_write_data(uint16_t data) { + #error "ILI9320: You must implement write_data routine for your board" +} + +static __inline uint16_t gdisp_lld_read_data(void) { + #error "ILI9320: You must implement read_data routine for your board" +} + +/* if not available, just ignore the argument and return */ +static __inline uint16_t gdisp_lld_backlight(uint8_t percentage) { + #error "ILI9320: You must implement set_backlight routine for your board" +} + +#endif /* GDISP_LLD_BOARD_H */ +/** @} */ + diff --git a/drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h b/drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h index d2d54ce9..2bdf367a 100644 --- a/drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h +++ b/drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h @@ -1,85 +1,85 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h
- * @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#ifndef GDISP_LLD_BOARD_H
-#define GDISP_LLD_BOARD_H
-
-#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */
-#define GDISP_RAM (*((volatile uint16_t *) 0x60100000)) /* RS = 1 */
-
-static __inline void lld_gdisp_init_board(void) {
- /* FSMC setup for F1 */
- rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
-
- /* set pin modes */
- IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0};
- IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0};
- palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL);
- palSetPadMode(GPIOD, GPIOD_TFT_LIGHT, PAL_MODE_OUTPUT_PUSHPULL);
-
- const unsigned char FSMC_Bank = 0;
-
- /* FSMC timing */
- FSMC_Bank1->BTCR[FSMC_Bank+1] = (6) | (10 << 8) | (10 << 16);
-
- /* Bank1 NOR/SRAM control register configuration
- * This is actually not needed as already set by default after reset */
- FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
-}
-
-static __inline void lld_gdisp_reset_pin(bool_t state) {
- if(state)
- palClearPad(GPIOE, GPIOE_TFT_RST);
- else
- palSetPad(GPIOE, GPIOE_TFT_RST);
-}
-
-static __inline void lld_gdisp_write_index(uint16_t reg) {
- GDISP_REG = reg;
-}
-
-static __inline void lld_gdisp_write_data(uint16_t data) {
- GDISP_RAM = data;
-}
-
-static __inline uint16_t lld_gdisp_read_data(void) {
- return GDISP_RAM;
-}
-
-static __inline void lld_gdisp_backlight(uint8_t percent) {
- if(percent == 100)
- palClearPad(GPIOD, GPIOD_TFT_LIGHT);
- else
- palSetPad(GPIOD, GPIOD_TFT_LIGHT);
-}
-
-#endif /* GDISP_LLD_BOARD_H */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/ILI9320/gdisp_lld_board_olimex_stm32_lcd.h + * @brief GDISP Graphic Driver subsystem board interface for the ILI9320 display. + * + * @addtogroup GDISP + * @{ + */ + +#ifndef GDISP_LLD_BOARD_H +#define GDISP_LLD_BOARD_H + +#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */ +#define GDISP_RAM (*((volatile uint16_t *) 0x60100000)) /* RS = 1 */ + +static __inline void gdisp_lld_init_board(void) { + /* FSMC setup for F1 */ + rccEnableAHB(RCC_AHBENR_FSMCEN, 0); + + /* set pin modes */ + IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0}; + IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0}; + palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL); + palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL); + palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL); + palSetPadMode(GPIOD, GPIOD_TFT_LIGHT, PAL_MODE_OUTPUT_PUSHPULL); + + const unsigned char FSMC_Bank = 0; + + /* FSMC timing */ + FSMC_Bank1->BTCR[FSMC_Bank+1] = (6) | (10 << 8) | (10 << 16); + + /* Bank1 NOR/SRAM control register configuration + * This is actually not needed as already set by default after reset */ + FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; +} + +static __inline void gdisp_lld_reset_pin(bool_t state) { + if(state) + palClearPad(GPIOE, GPIOE_TFT_RST); + else + palSetPad(GPIOE, GPIOE_TFT_RST); +} + +static __inline void gdisp_lld_write_index(uint16_t reg) { + GDISP_REG = reg; +} + +static __inline void gdisp_lld_write_data(uint16_t data) { + GDISP_RAM = data; +} + +static __inline uint16_t gdisp_lld_read_data(void) { + return GDISP_RAM; +} + +static __inline void gdisp_lld_backlight(uint8_t percent) { + if(percent == 100) + palClearPad(GPIOD, GPIOD_TFT_LIGHT); + else + palSetPad(GPIOD, GPIOD_TFT_LIGHT); +} + +#endif /* GDISP_LLD_BOARD_H */ +/** @} */ + diff --git a/drivers/gdisp/ILI9325/gdisp_lld.c b/drivers/gdisp/ILI9325/gdisp_lld.c index e9500cc5..187c54c6 100644 --- a/drivers/gdisp/ILI9325/gdisp_lld.c +++ b/drivers/gdisp/ILI9325/gdisp_lld.c @@ -1,580 +1,580 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/ILI9325/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the ILI9325 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_HY_STM32_100P)
- #include "gdisp_lld_board_hy_stm32_100p.h"
-#else
- #include "gdisp_lld_board.h"
-#endif
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/* This controller is only ever used with a 240 x 320 display */
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-
-#define GDISP_SCREEN_WIDTH 240
-#define GDISP_SCREEN_HEIGHT 320
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables. */
-/*===========================================================================*/
-uint32_t DISPLAY_CODE;
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-static __inline void lld_lcdDelay(uint16_t us) {
- chThdSleepMicroseconds(us);
-}
-
-static __inline void lld_lcdWriteIndex(uint16_t index) {
- lld_gdisp_write_index(index);
-}
-
-static __inline void lld_lcdWriteData(uint16_t data) {
- lld_gdisp_write_data(data);
-}
-
-static __inline void lld_lcdWriteReg(uint16_t lcdReg, uint16_t lcdRegValue) {
- lld_gdisp_write_index(lcdReg);
- lld_gdisp_write_data(lcdRegValue);
-}
-
-static __inline uint16_t lld_lcdReadData(void) {
- /* fix this! */
- //return lld_gdisp_read_data;
- return GDISP_RAM;
-}
-
-static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) {
- volatile uint16_t dummy;
-
- lld_gdisp_write_index(lcdReg);
- dummy = lld_lcdReadData();
- (void)dummy;
-
- return lld_lcdReadData();
-}
-
-static __inline void lld_lcdWriteStreamStart(void) {
- lld_lcdWriteIndex(0x0022);
-}
-
-static __inline void lld_lcdWriteStreamStop(void) {
-
-}
-
-static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) {
- uint16_t i;
-
- for(i = 0; i < size; i++)
- lld_lcdWriteData(buffer[i]);
-}
-
-static __inline void lld_lcdReadStreamStart(void) {
- lld_lcdWriteIndex(0x0022);
-}
-
-static __inline void lld_lcdReadStreamStop(void) {
-
-}
-
-static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) {
- uint16_t i;
- volatile uint16_t dummy;
-
- dummy = lld_lcdReadData();
- (void)dummy;
-
- for(i = 0; i < size; i++)
- buffer[i] = lld_lcdReadData();
-}
-
-bool_t lld_gdisp_init(void) {
- /* Initialise your display */
- lld_gdisp_init_board();
-
- /* Hardware reset */
- lld_gdisp_reset_pin(TRUE);
- lld_lcdDelay(1000);
- lld_gdisp_reset_pin(FALSE);
- lld_lcdDelay(1000);
-
- // chinese code starts here
- lld_lcdWriteReg(0x0000,0x0001);
- lld_lcdDelay(10);
-
- lld_lcdWriteReg(0x0015,0x0030);
- lld_lcdWriteReg(0x0011,0x0040);
- lld_lcdWriteReg(0x0010,0x1628);
- lld_lcdWriteReg(0x0012,0x0000);
- lld_lcdWriteReg(0x0013,0x104d);
- lld_lcdDelay(10);
- lld_lcdWriteReg(0x0012,0x0010);
- lld_lcdDelay(10);
- lld_lcdWriteReg(0x0010,0x2620);
- lld_lcdWriteReg(0x0013,0x344d); //304d
- lld_lcdDelay(10);
-
- lld_lcdWriteReg(0x0001,0x0100);
- lld_lcdWriteReg(0x0002,0x0300);
- lld_lcdWriteReg(0x0003,0x1038);//0x1030
- lld_lcdWriteReg(0x0008,0x0604);
- lld_lcdWriteReg(0x0009,0x0000);
- lld_lcdWriteReg(0x000A,0x0008);
-
- lld_lcdWriteReg(0x0041,0x0002);
- lld_lcdWriteReg(0x0060,0x2700);
- lld_lcdWriteReg(0x0061,0x0001);
- lld_lcdWriteReg(0x0090,0x0182);
- lld_lcdWriteReg(0x0093,0x0001);
- lld_lcdWriteReg(0x00a3,0x0010);
- lld_lcdDelay(10);
-
- //################# void Gamma_Set(void) ####################//
- lld_lcdWriteReg(0x30,0x0000);
- lld_lcdWriteReg(0x31,0x0502);
- lld_lcdWriteReg(0x32,0x0307);
- lld_lcdWriteReg(0x33,0x0305);
- lld_lcdWriteReg(0x34,0x0004);
- lld_lcdWriteReg(0x35,0x0402);
- lld_lcdWriteReg(0x36,0x0707);
- lld_lcdWriteReg(0x37,0x0503);
- lld_lcdWriteReg(0x38,0x1505);
- lld_lcdWriteReg(0x39,0x1505);
- lld_lcdDelay(10);
-
- //################## void Display_ON(void) ####################//
- lld_lcdWriteReg(0x0007,0x0001);
- lld_lcdDelay(10);
- lld_lcdWriteReg(0x0007,0x0021);
- lld_lcdWriteReg(0x0007,0x0023);
- lld_lcdDelay(10);
- lld_lcdWriteReg(0x0007,0x0033);
- lld_lcdDelay(10);
- lld_lcdWriteReg(0x0007,0x0133);
-
- // chinese code ends here
-
- // Turn on the backlight
- lld_gdisp_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
-
- return TRUE;
-}
-
-static void lld_lcdSetCursor(uint16_t x, uint16_t y) {
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0020, x);
- lld_lcdWriteReg(0x0021, y);
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0020, y);
- lld_lcdWriteReg(0x0021, x);
- break;
-
- case GDISP_ROTATE_180:
- lld_lcdWriteReg(0x0020, x);
- lld_lcdWriteReg(0x0021, y);
- break;
-
- case GDISP_ROTATE_270:
- lld_lcdWriteReg(0x0020, y);
- lld_lcdWriteReg(0x0021, x);
- break;
- }
-}
-
-static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0050, x);
- lld_lcdWriteReg(0x0051, x + cx - 1);
- lld_lcdWriteReg(0x0052, y);
- lld_lcdWriteReg(0x0053, y + cy - 1);
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0050, y);
- lld_lcdWriteReg(0x0051, y + cy - 1);
- lld_lcdWriteReg(0x0052, x);
- lld_lcdWriteReg(0x0053, x + cx - 1);
- break;
-
- case GDISP_ROTATE_180:
- lld_lcdWriteReg(0x0050, x);
- lld_lcdWriteReg(0x0051, x + cx - 1);
- lld_lcdWriteReg(0x0052, y);
- lld_lcdWriteReg(0x0053, y + cy - 1);
- break;
-
- case GDISP_ROTATE_270:
- lld_lcdWriteReg(0x0050, y);
- lld_lcdWriteReg(0x0051, y + cy - 1);
- lld_lcdWriteReg(0x0052, x);
- lld_lcdWriteReg(0x0053, x + cx - 1);
- break;
-
- }
-
- lld_lcdSetCursor(x, y);
-}
-
-static __inline void lld_lcdResetViewPort(void) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- case GDISP_ROTATE_180:
- lld_lcdSetViewPort(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT);
- break;
- case GDISP_ROTATE_90:
- case GDISP_ROTATE_270:
- lld_lcdSetViewPort(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH);
- break;
- }
-}
-
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
- lld_lcdSetCursor(x, y);
- lld_lcdWriteReg(0x0022, color);
-}
-
-#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
- void lld_gdisp_clear(color_t color) {
- unsigned i;
-
- lld_lcdSetCursor(0, 0);
- lld_lcdWriteStreamStart();
-
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- lld_lcdWriteData(color);
-
- lld_lcdWriteStreamStop();
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- unsigned i, area;
-
- area = cx*cy;
- lld_lcdSetViewPort(x, y, cx, cy);
- lld_lcdWriteStreamStart();
- for(i = 0; i < area; i++)
- lld_lcdWriteData(color);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy;
- unsigned lg;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- lld_lcdSetViewPort(x, y, cx, cy);
- lld_lcdWriteStreamStart();
-
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- buffer += srcx + srcy * srccx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- lld_lcdWriteData(*buffer++);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- lld_lcdSetCursor(x, y);
- lld_lcdWriteStreamStart();
-
- color = lld_lcdReadData();
- color = lld_lcdReadData();
-
- lld_lcdWriteStreamStop();
-
- return color;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
- coord_t row0, row1;
- unsigned i, gap, abslines;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- abslines = lines < 0 ? -lines : lines;
-
- if (abslines >= cy) {
- abslines = cy;
- gap = 0;
- } else {
- gap = cy - abslines;
- for(i = 0; i < gap; i++) {
- if(lines > 0) {
- row0 = y + i + lines;
- row1 = y + i;
- } else {
- row0 = (y - i - 1) + lines;
- row1 = (y - i - 1);
- }
-
- /* read row0 into the buffer and then write at row1*/
- lld_lcdSetViewPort(x, row0, cx, 1);
- lld_lcdReadStreamStart();
- lld_lcdReadStream(buf, cx);
- lld_lcdReadStreamStop();
-
- lld_lcdSetViewPort(x, row1, cx, 1);
- lld_lcdWriteStreamStart();
- lld_lcdWriteStream(buf, cx);
- lld_lcdWriteStreamStop();
- }
- }
-
- /* fill the remaining gap */
- lld_lcdSetViewPort(x, lines > 0 ? (y+gap) : y, cx, abslines);
- lld_lcdWriteStreamStart();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) lld_lcdWriteData(bgcolor);
- lld_lcdWriteStreamStop();
- lld_lcdResetViewPort();
- }
-#endif
-
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_POWER:
- if(GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- lld_lcdWriteReg(0x0007, 0x0000);
- lld_lcdWriteReg(0x0010, 0x0000);
- lld_lcdWriteReg(0x0011, 0x0000);
- lld_lcdWriteReg(0x0012, 0x0000);
- lld_lcdWriteReg(0x0013, 0x0000);
- lld_gdisp_backlight(0);
- break;
-
- case powerOn:
- //*************Power On sequence ******************//
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */
- lld_lcdWriteReg(0x0011, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0012, 0x013C); /* VREG1OUT voltage */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */
- lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */
- lld_lcdDelay(500);
- lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */
- lld_gdisp_backlight(GDISP.Backlight);
- if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep)
- lld_gdisp_init();
- break;
-
- case powerSleep:
- lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_gdisp_backlight(0);
- break;
-
- case powerDeepSleep:
- lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */
- lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */
- lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */
- lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */
- lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */
- lld_lcdWriteReg(0x0010, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */
- lld_gdisp_backlight(0);
- break;
-
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
-
- case GDISP_CONTROL_ORIENTATION:
- if(GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- lld_lcdWriteReg(0x0001, 0x0100);
- lld_lcdWriteReg(0x0003, 0x1038);
- lld_lcdWriteReg(0x0060, 0x2700);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
-
- case GDISP_ROTATE_90:
- lld_lcdWriteReg(0x0001, 0x0000);
- lld_lcdWriteReg(0x0003, 0x1030);
- lld_lcdWriteReg(0x0060, 0x2700);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
-
- case GDISP_ROTATE_180:
- lld_lcdWriteReg(0x0001, 0x0000);
- lld_lcdWriteReg(0x0003, 0x1038);
- lld_lcdWriteReg(0x0060, 0xa700);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
-
- case GDISP_ROTATE_270:
- lld_lcdWriteReg(0x0001, 0x0100);
- lld_lcdWriteReg(0x0003, 0x1030);
- lld_lcdWriteReg(0x0060, 0xA700);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
-
- default:
- return;
- }
-
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-
- case GDISP_CONTROL_BACKLIGHT:
- if((unsigned)value > 100) value = (void *)100;
- lld_gdisp_backlight((unsigned)value);
- GDISP.Backlight = (unsigned)value;
- break;
-
- default:
- return;
- }
- }
-
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/ILI9325/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the ILI9325 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_HY_STM32_100P) + #include "gdisp_lld_board_hy_stm32_100p.h" +#else + #include "gdisp_lld_board.h" +#endif + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +/* This controller is only ever used with a 240 x 320 display */ +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif + +#define GDISP_SCREEN_WIDTH 240 +#define GDISP_SCREEN_HEIGHT 320 + +#define GDISP_INITIAL_CONTRAST 50 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ +uint32_t DISPLAY_CODE; + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ +static __inline void lld_lcdDelay(uint16_t us) { + chThdSleepMicroseconds(us); +} + +static __inline void lld_lcdWriteIndex(uint16_t index) { + gdisp_lld_write_index(index); +} + +static __inline void lld_lcdWriteData(uint16_t data) { + gdisp_lld_write_data(data); +} + +static __inline void lld_lcdWriteReg(uint16_t lcdReg, uint16_t lcdRegValue) { + gdisp_lld_write_index(lcdReg); + gdisp_lld_write_data(lcdRegValue); +} + +static __inline uint16_t lld_lcdReadData(void) { + /* fix this! */ + //return gdisp_lld_read_data; + return GDISP_RAM; +} + +static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) { + volatile uint16_t dummy; + + gdisp_lld_write_index(lcdReg); + dummy = lld_lcdReadData(); + (void)dummy; + + return lld_lcdReadData(); +} + +static __inline void lld_lcdWriteStreamStart(void) { + lld_lcdWriteIndex(0x0022); +} + +static __inline void lld_lcdWriteStreamStop(void) { + +} + +static __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) { + uint16_t i; + + for(i = 0; i < size; i++) + lld_lcdWriteData(buffer[i]); +} + +static __inline void lld_lcdReadStreamStart(void) { + lld_lcdWriteIndex(0x0022); +} + +static __inline void lld_lcdReadStreamStop(void) { + +} + +static __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) { + uint16_t i; + volatile uint16_t dummy; + + dummy = lld_lcdReadData(); + (void)dummy; + + for(i = 0; i < size; i++) + buffer[i] = lld_lcdReadData(); +} + +bool_t gdisp_lld_init(void) { + /* Initialise your display */ + gdisp_lld_init_board(); + + /* Hardware reset */ + gdisp_lld_reset_pin(TRUE); + lld_lcdDelay(1000); + gdisp_lld_reset_pin(FALSE); + lld_lcdDelay(1000); + + // chinese code starts here + lld_lcdWriteReg(0x0000,0x0001); + lld_lcdDelay(10); + + lld_lcdWriteReg(0x0015,0x0030); + lld_lcdWriteReg(0x0011,0x0040); + lld_lcdWriteReg(0x0010,0x1628); + lld_lcdWriteReg(0x0012,0x0000); + lld_lcdWriteReg(0x0013,0x104d); + lld_lcdDelay(10); + lld_lcdWriteReg(0x0012,0x0010); + lld_lcdDelay(10); + lld_lcdWriteReg(0x0010,0x2620); + lld_lcdWriteReg(0x0013,0x344d); //304d + lld_lcdDelay(10); + + lld_lcdWriteReg(0x0001,0x0100); + lld_lcdWriteReg(0x0002,0x0300); + lld_lcdWriteReg(0x0003,0x1038);//0x1030 + lld_lcdWriteReg(0x0008,0x0604); + lld_lcdWriteReg(0x0009,0x0000); + lld_lcdWriteReg(0x000A,0x0008); + + lld_lcdWriteReg(0x0041,0x0002); + lld_lcdWriteReg(0x0060,0x2700); + lld_lcdWriteReg(0x0061,0x0001); + lld_lcdWriteReg(0x0090,0x0182); + lld_lcdWriteReg(0x0093,0x0001); + lld_lcdWriteReg(0x00a3,0x0010); + lld_lcdDelay(10); + + //################# void Gamma_Set(void) ####################// + lld_lcdWriteReg(0x30,0x0000); + lld_lcdWriteReg(0x31,0x0502); + lld_lcdWriteReg(0x32,0x0307); + lld_lcdWriteReg(0x33,0x0305); + lld_lcdWriteReg(0x34,0x0004); + lld_lcdWriteReg(0x35,0x0402); + lld_lcdWriteReg(0x36,0x0707); + lld_lcdWriteReg(0x37,0x0503); + lld_lcdWriteReg(0x38,0x1505); + lld_lcdWriteReg(0x39,0x1505); + lld_lcdDelay(10); + + //################## void Display_ON(void) ####################// + lld_lcdWriteReg(0x0007,0x0001); + lld_lcdDelay(10); + lld_lcdWriteReg(0x0007,0x0021); + lld_lcdWriteReg(0x0007,0x0023); + lld_lcdDelay(10); + lld_lcdWriteReg(0x0007,0x0033); + lld_lcdDelay(10); + lld_lcdWriteReg(0x0007,0x0133); + + // chinese code ends here + + // Turn on the backlight + gdisp_lld_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = GDISP_INITIAL_BACKLIGHT; + GDISP.Contrast = GDISP_INITIAL_CONTRAST; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + + return TRUE; +} + +static void lld_lcdSetCursor(uint16_t x, uint16_t y) { + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0020, x); + lld_lcdWriteReg(0x0021, y); + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0020, y); + lld_lcdWriteReg(0x0021, x); + break; + + case GDISP_ROTATE_180: + lld_lcdWriteReg(0x0020, x); + lld_lcdWriteReg(0x0021, y); + break; + + case GDISP_ROTATE_270: + lld_lcdWriteReg(0x0020, y); + lld_lcdWriteReg(0x0021, x); + break; + } +} + +static void lld_lcdSetViewPort(uint16_t x, uint16_t y, uint16_t cx, uint16_t cy) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0050, x); + lld_lcdWriteReg(0x0051, x + cx - 1); + lld_lcdWriteReg(0x0052, y); + lld_lcdWriteReg(0x0053, y + cy - 1); + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0050, y); + lld_lcdWriteReg(0x0051, y + cy - 1); + lld_lcdWriteReg(0x0052, x); + lld_lcdWriteReg(0x0053, x + cx - 1); + break; + + case GDISP_ROTATE_180: + lld_lcdWriteReg(0x0050, x); + lld_lcdWriteReg(0x0051, x + cx - 1); + lld_lcdWriteReg(0x0052, y); + lld_lcdWriteReg(0x0053, y + cy - 1); + break; + + case GDISP_ROTATE_270: + lld_lcdWriteReg(0x0050, y); + lld_lcdWriteReg(0x0051, y + cy - 1); + lld_lcdWriteReg(0x0052, x); + lld_lcdWriteReg(0x0053, x + cx - 1); + break; + + } + + lld_lcdSetCursor(x, y); +} + +static __inline void lld_lcdResetViewPort(void) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + case GDISP_ROTATE_180: + lld_lcdSetViewPort(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT); + break; + case GDISP_ROTATE_90: + case GDISP_ROTATE_270: + lld_lcdSetViewPort(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH); + break; + } +} + +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + lld_lcdSetCursor(x, y); + lld_lcdWriteReg(0x0022, color); +} + +#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) + void gdisp_lld_clear(color_t color) { + unsigned i; + + lld_lcdSetCursor(0, 0); + lld_lcdWriteStreamStart(); + + for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++) + lld_lcdWriteData(color); + + lld_lcdWriteStreamStop(); + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + unsigned i, area; + + area = cx*cy; + lld_lcdSetViewPort(x, y, cx, cy); + lld_lcdWriteStreamStart(); + for(i = 0; i < area; i++) + lld_lcdWriteData(color); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy; + unsigned lg; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + lld_lcdSetViewPort(x, y, cx, cy); + lld_lcdWriteStreamStart(); + + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + buffer += srcx + srcy * srccx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + lld_lcdWriteData(*buffer++); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + lld_lcdSetCursor(x, y); + lld_lcdWriteStreamStart(); + + color = lld_lcdReadData(); + color = lld_lcdReadData(); + + lld_lcdWriteStreamStop(); + + return color; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; + coord_t row0, row1; + unsigned i, gap, abslines; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + abslines = lines < 0 ? -lines : lines; + + if (abslines >= cy) { + abslines = cy; + gap = 0; + } else { + gap = cy - abslines; + for(i = 0; i < gap; i++) { + if(lines > 0) { + row0 = y + i + lines; + row1 = y + i; + } else { + row0 = (y - i - 1) + lines; + row1 = (y - i - 1); + } + + /* read row0 into the buffer and then write at row1*/ + lld_lcdSetViewPort(x, row0, cx, 1); + lld_lcdReadStreamStart(); + lld_lcdReadStream(buf, cx); + lld_lcdReadStreamStop(); + + lld_lcdSetViewPort(x, row1, cx, 1); + lld_lcdWriteStreamStart(); + lld_lcdWriteStream(buf, cx); + lld_lcdWriteStreamStop(); + } + } + + /* fill the remaining gap */ + lld_lcdSetViewPort(x, lines > 0 ? (y+gap) : y, cx, abslines); + lld_lcdWriteStreamStart(); + gap = cx*abslines; + for(i = 0; i < gap; i++) lld_lcdWriteData(bgcolor); + lld_lcdWriteStreamStop(); + lld_lcdResetViewPort(); + } +#endif + +#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_POWER: + if(GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + lld_lcdWriteReg(0x0007, 0x0000); + lld_lcdWriteReg(0x0010, 0x0000); + lld_lcdWriteReg(0x0011, 0x0000); + lld_lcdWriteReg(0x0012, 0x0000); + lld_lcdWriteReg(0x0013, 0x0000); + gdisp_lld_backlight(0); + break; + + case powerOn: + //*************Power On sequence ******************// + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x17B0); /* SAP, BT[3:0], AP, DSTB, SLP, STB */ + lld_lcdWriteReg(0x0011, 0x0147); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0012, 0x013C); /* VREG1OUT voltage */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0013, 0x0E00); /* VDV[4:0] for VCOM amplitude */ + lld_lcdWriteReg(0x0029, 0x0009); /* VCM[4:0] for VCOMH */ + lld_lcdDelay(500); + lld_lcdWriteReg(0x0007, 0x0173); /* 262K color and display ON */ + gdisp_lld_backlight(GDISP.Backlight); + if(GDISP.Powermode != powerSleep || GDISP.Powermode != powerDeepSleep) + gdisp_lld_init(); + break; + + case powerSleep: + lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */ + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x0002); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + gdisp_lld_backlight(0); + break; + + case powerDeepSleep: + lld_lcdWriteReg(0x0007, 0x0000); /* display OFF */ + lld_lcdWriteReg(0x0010, 0x0000); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + lld_lcdWriteReg(0x0011, 0x0000); /* DC1[2:0], DC0[2:0], VC[2:0] */ + lld_lcdWriteReg(0x0012, 0x0000); /* VREG1OUT voltage */ + lld_lcdWriteReg(0x0013, 0x0000); /* VDV[4:0] for VCOM amplitude */ + lld_lcdDelay(2000); /* Dis-charge capacitor power voltage */ + lld_lcdWriteReg(0x0010, 0x0004); /* SAP, BT[3:0], APE, AP, DSTB, SLP */ + gdisp_lld_backlight(0); + break; + + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + + case GDISP_CONTROL_ORIENTATION: + if(GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + lld_lcdWriteReg(0x0001, 0x0100); + lld_lcdWriteReg(0x0003, 0x1038); + lld_lcdWriteReg(0x0060, 0x2700); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + + case GDISP_ROTATE_90: + lld_lcdWriteReg(0x0001, 0x0000); + lld_lcdWriteReg(0x0003, 0x1030); + lld_lcdWriteReg(0x0060, 0x2700); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + + case GDISP_ROTATE_180: + lld_lcdWriteReg(0x0001, 0x0000); + lld_lcdWriteReg(0x0003, 0x1038); + lld_lcdWriteReg(0x0060, 0xa700); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + + case GDISP_ROTATE_270: + lld_lcdWriteReg(0x0001, 0x0100); + lld_lcdWriteReg(0x0003, 0x1030); + lld_lcdWriteReg(0x0060, 0xA700); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + + default: + return; + } + + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; + + case GDISP_CONTROL_BACKLIGHT: + if((unsigned)value > 100) value = (void *)100; + gdisp_lld_backlight((unsigned)value); + GDISP.Backlight = (unsigned)value; + break; + + default: + return; + } + } + +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ + diff --git a/drivers/gdisp/ILI9325/gdisp_lld_board_example.h b/drivers/gdisp/ILI9325/gdisp_lld_board_example.h index 547952ee..80adf6ab 100644 --- a/drivers/gdisp/ILI9325/gdisp_lld_board_example.h +++ b/drivers/gdisp/ILI9325/gdisp_lld_board_example.h @@ -1,59 +1,59 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/ILI9325/gdisp_lld_board_example.h
- * @brief GDISP Graphic Driver subsystem board interface for the ILI9325 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#ifndef GDISP_LLD_BOARD_H
-#define GDISP_LLD_BOARD_H
-
-static __inline void lld_gdisp_init_board(void) {
- #error "ILI9325: You must implement the init_board routine for your board"
-}
-
-static __inline void lld_gdisp_reset_pin(bool_t state) {
- #error "ILI9325: You must implement setpin_reset routine for your board"
-}
-
-static __inline void lld_gdisp_write_index(uint16_t data) {
- #error "ILI9325: You must implement write_index routine for your board"
-}
-
-static __inline void lld_gdisp_write_data(uint16_t data) {
- #error "ILI9325: You must implement write_data routine for your board"
-}
-
-static __inline uint16_t lld_gdisp_read_data(void) {
- #error "ILI9325: You must implement read_data routine for your board"
-}
-
-/* if not available, just ignore the argument and return */
-static __inline uint16_t lld_gdisp_backlight(uint8_t percentage) {
- #error "ILI9325: You must implement set_backlight routine for your board"
-}
-
-#endif /* GDISP_LLD_BOARD_H */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/ILI9325/gdisp_lld_board_example.h + * @brief GDISP Graphic Driver subsystem board interface for the ILI9325 display. + * + * @addtogroup GDISP + * @{ + */ + +#ifndef GDISP_LLD_BOARD_H +#define GDISP_LLD_BOARD_H + +static __inline void gdisp_lld_init_board(void) { + #error "ILI9325: You must implement the init_board routine for your board" +} + +static __inline void gdisp_lld_reset_pin(bool_t state) { + #error "ILI9325: You must implement setpin_reset routine for your board" +} + +static __inline void gdisp_lld_write_index(uint16_t data) { + #error "ILI9325: You must implement write_index routine for your board" +} + +static __inline void gdisp_lld_write_data(uint16_t data) { + #error "ILI9325: You must implement write_data routine for your board" +} + +static __inline uint16_t gdisp_lld_read_data(void) { + #error "ILI9325: You must implement read_data routine for your board" +} + +/* if not available, just ignore the argument and return */ +static __inline uint16_t gdisp_lld_backlight(uint8_t percentage) { + #error "ILI9325: You must implement set_backlight routine for your board" +} + +#endif /* GDISP_LLD_BOARD_H */ +/** @} */ + diff --git a/drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h b/drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h index 94d418b0..a9e61dcb 100644 --- a/drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h +++ b/drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h @@ -1,96 +1,96 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/*
- driver quickly hacked together from a chinese sourcecode that came
- with the board and existing ili9320 code by Chris van Dongen (sjaak)
- (sjaak2002 at msn.com)
-
- Also added rotation for 180 and 270 degrees and minor tweaks to
- setcursor
-
- Added code comes without warranty and free bugs. Feel free to use
- or misuse the added code :D
-*/
-
-
-/**
- * @file drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h
- * @brief GDISP Graphic Driver subsystem board interface for the ILI9325 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#ifndef GDISP_LLD_BOARD_H
-#define GDISP_LLD_BOARD_H
-
-#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */
-#define GDISP_RAM (*((volatile uint16_t *) 0x60020000)) /* RS = 1 */
-
-static __inline void lld_gdisp_init_board(void) {
- /* FSMC setup for F1 */
- rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
-
- /* set pin modes */
-/* IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0};
- IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0};
- palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL);
- palSetPadMode(GPIOD, GPIOD_TFT_LIGHT, PAL_MODE_OUTPUT_PUSHPULL); */
-
- const unsigned char FSMC_Bank = 0;
-
- /* FSMC timing */
- FSMC_Bank1->BTCR[FSMC_Bank+1] = (6) | (10 << 8) | (10 << 16);
-
- /* Bank1 NOR/SRAM control register configuration
- * This is actually not needed as already set by default after reset */
- FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
-
-}
-
-static __inline void lld_gdisp_reset_pin(bool_t state) {
- if(state)
- palClearPad(GPIOE, GPIOE_TFT_RST);
- else
- palSetPad(GPIOE, GPIOE_TFT_RST);
-}
-
-static __inline void lld_gdisp_write_index(uint16_t reg) {
- GDISP_REG = reg;
-}
-
-static __inline void lld_gdisp_write_data(uint16_t data) {
- GDISP_RAM = data;
-}
-
-static __inline uint16_t lld_gdisp_read_data(void) {
- return GDISP_RAM;
-}
-
-static __inline void lld_gdisp_backlight(uint8_t percent) {
- percent=percent; // avoid a warning
-}
-
-#endif /* GDISP_LLD_BOARD_H */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/* + driver quickly hacked together from a chinese sourcecode that came + with the board and existing ili9320 code by Chris van Dongen (sjaak) + (sjaak2002 at msn.com) + + Also added rotation for 180 and 270 degrees and minor tweaks to + setcursor + + Added code comes without warranty and free bugs. Feel free to use + or misuse the added code :D +*/ + + +/** + * @file drivers/gdisp/ILI9325/gdisp_lld_board_hy_stm32_100p.h + * @brief GDISP Graphic Driver subsystem board interface for the ILI9325 display. + * + * @addtogroup GDISP + * @{ + */ + +#ifndef GDISP_LLD_BOARD_H +#define GDISP_LLD_BOARD_H + +#define GDISP_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */ +#define GDISP_RAM (*((volatile uint16_t *) 0x60020000)) /* RS = 1 */ + +static __inline void gdisp_lld_init_board(void) { + /* FSMC setup for F1 */ + rccEnableAHB(RCC_AHBENR_FSMCEN, 0); + + /* set pin modes */ +/* IOBus busD = {GPIOD, PAL_WHOLE_PORT, 0}; + IOBus busE = {GPIOE, PAL_WHOLE_PORT, 0}; + palSetBusMode(&busD, PAL_MODE_STM32_ALTERNATE_PUSHPULL); + palSetBusMode(&busE, PAL_MODE_STM32_ALTERNATE_PUSHPULL); + palSetPadMode(GPIOE, GPIOE_TFT_RST, PAL_MODE_OUTPUT_PUSHPULL); + palSetPadMode(GPIOD, GPIOD_TFT_LIGHT, PAL_MODE_OUTPUT_PUSHPULL); */ + + const unsigned char FSMC_Bank = 0; + + /* FSMC timing */ + FSMC_Bank1->BTCR[FSMC_Bank+1] = (6) | (10 << 8) | (10 << 16); + + /* Bank1 NOR/SRAM control register configuration + * This is actually not needed as already set by default after reset */ + FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; + +} + +static __inline void gdisp_lld_reset_pin(bool_t state) { + if(state) + palClearPad(GPIOE, GPIOE_TFT_RST); + else + palSetPad(GPIOE, GPIOE_TFT_RST); +} + +static __inline void gdisp_lld_write_index(uint16_t reg) { + GDISP_REG = reg; +} + +static __inline void gdisp_lld_write_data(uint16_t data) { + GDISP_RAM = data; +} + +static __inline uint16_t gdisp_lld_read_data(void) { + return GDISP_RAM; +} + +static __inline void gdisp_lld_backlight(uint8_t percent) { + percent=percent; // avoid a warning +} + +#endif /* GDISP_LLD_BOARD_H */ +/** @} */ + diff --git a/drivers/gdisp/Nokia6610GE12/gdisp_lld.c b/drivers/gdisp/Nokia6610GE12/gdisp_lld.c index 6ce7b581..ee9a5fc7 100644 --- a/drivers/gdisp/Nokia6610GE12/gdisp_lld.c +++ b/drivers/gdisp/Nokia6610GE12/gdisp_lld.c @@ -1,528 +1,528 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/Nokia6610GE12/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the Nokia6610 GE12 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-/* Controller definitions */
-#include "GE12.h"
-
-/* This controller is only ever used with a 132 x 132 display */
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-#define GDISP_SCREEN_HEIGHT 132
-#define GDISP_SCREEN_WIDTH 132
-
-#define GDISP_INITIAL_CONTRAST 38
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_OLIMEX_SAM7_EX256)
- #include "gdisp_lld_board_olimexsam7ex256.h"
-#else
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#endif
-
-// Some macros just to make reading the code easier
-#define delayms(ms) chThdSleepMilliseconds(ms)
-#define write_data2(d1, d2) { write_data(d1); write_data(d2); }
-#define write_data3(d1, d2, d3) { write_data(d1); write_data(d2); write_data(d3); }
-#define write_cmd1(cmd, d1) { write_cmd(cmd); write_data(d1); }
-#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); }
-#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); }
-
-// A very common thing to do.
-// An inline function has been used here incase the parameters have side effects with the internal calculations.
-static __inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
- write_cmd2(CASET, x, x+cx-1); // Column address set
- write_cmd2(PASET, y, y+cy-1); // Page address set
-}
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialization.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- /* Initialise your display */
- init_board();
-
- // Hardware reset
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(FALSE);
- delayms(20);
-
- // Get the bus for the following initialisation commands
- acquire_bus();
-
- // UNTESTED
- #if 1
- write_cmd(SLEEPOUT); // Sleep out
- write_cmd(INVON); // Inversion on: seems to be required for this controller
- write_cmd1(COLMOD, 0x03); // Color Interface Pixel Format - 0x03 = 12 bits-per-pixel
- write_cmd1(MADCTL, 0xC8); // Memory access controler - 0xC0 = mirror x and y, reverse rgb
- write_cmd1(SETCON, GDISP_INITIAL_CONTRAST); // Write contrast
- delayms(20);
- write_cmd(DISPON); // Display On
- #else
- // Alternative
- write_cmd(SOFTRST); // Software Reset
- delayms(20);
- write_cmd(INITESC); // Initial escape
- delayms(20);
- write_cmd1(REFSET, 0x00); // Refresh set
- write_cmd(DISPCTRL); // Set Display control - really 7 bytes of data
- write_data(128); // Set the lenght of one selection term
- write_data(128); // Set N inversion -> no N inversion
- write_data(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size
- write_data(84); // Set duty parameter
- write_data(69); // Set duty parameter
- write_data(82); // Set duty parameter
- write_data(67); // Set duty parameter
- write_cmd(GRAYSCALE0); // Grey scale 0 position set - really 15 bytes of data
- write_data(1); // GCP1 - gray lavel to be output when the RAM data is "0001"
- write_data(2); // GCP2 - gray lavel to be output when the RAM data is "0010"
- write_data(4); // GCP3 - gray lavel to be output when the RAM data is "0011"
- write_data(8); // GCP4 - gray lavel to be output when the RAM data is "0100"
- write_data(16); // GCP5 - gray lavel to be output when the RAM data is "0101"
- write_data(30); // GCP6 - gray lavel to be output when the RAM data is "0110"
- write_data(40); // GCP7 - gray lavel to be output when the RAM data is "0111"
- write_data(50); // GCP8 - gray lavel to be output when the RAM data is "1000"
- write_data(60); // GCP9 - gray lavel to be output when the RAM data is "1001"
- write_data(70); // GCP10 - gray lavel to be output when the RAM data is "1010"
- write_data(80); // GCP11 - gray lavel to be output when the RAM data is "1011"
- write_data(90); // GCP12 - gray lavel to be output when the RAM data is "1100"
- write_data(100); // GCP13 - gray lavel to be output when the RAM data is "1101"
- write_data(110); // GCP14 - gray lavel to be output when the RAM data is "1110"
- write_data(127); // GCP15 - gray lavel to be output when the RAM data is "1111"
- write_cmd1(GAMMA, 0x01); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1 - Select grey scale 0
- write_cmd1(COMMONDRV, 0x00); // Command driver output - Set COM1-COM41 side come first, normal mod
- write_cmd(NORMALMODE); // Set Normal mode (my)
- // write_cmd(INVERSIONOFF); // Inversion off
- write_cmd2(COLADDRSET, 0, 131); // Column address set
- write_cmd2(PAGEADDRSET, 0, 131); // Page address set
- write_cmd1(ACCESSCTRL, 0x40); // Memory access controler - 0x40 horizontal
- // write_data(0x20); // vertical
- write_cmd1(PWRCTRL, 0x04); // Power control - Internal resistance, V1OUT -> high power mode, oscilator devision rate
- write_cmd(SLEEPOUT); // Sleep out
- write_cmd(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume
- // write_data(0x7f); // full voltage control
- // write_data(0x03); // must be "1"
- write_cmd1(CONTRAST, GDISP_INITIAL_CONTRAST); // Write contrast
- delayms(20);
- write_cmd(TEMPGRADIENT); // Temperature gradient - really 14 bytes of data
- for(i=0; i<14; i++)
- write_data(0);
- write_cmd(BOOSTVON); // Booster voltage ON
- write_cmd(DISPLAYON); // Finally - Display On
- #endif
-
- // Release the bus
- release_bus();
-
- /* Turn on the back-light */
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure to match */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
- acquire_bus();
- setviewport(x, y, 1, 1);
- write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF);
- release_bus();
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, tuples;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel.
- // This extra pixel is ignored by the controller.
-
- acquire_bus();
- setviewport(x, y, cx, cy);
- write_cmd(RAMWR);
- for(i=0; i < tuples; i++)
- write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF));
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy, lg;
- color_t c1, c2;
- #if GDISP_PACKED_PIXELS
- coord_t pos;
- const uint8_t *p;
- #endif
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- /* What are our end points */
- endx = srcx + cx;
- endy = y + cy;
-
- acquire_bus();
- setviewport(x, y, cx, cy);
- write_cmd(RAMWR);
-
- #if !GDISP_PACKED_PIXELS
- // Although this controller uses packed pixels we support unpacked pixel
- // formats in this blit by packing the data as we feed it to the controller.
- lg = srccx - cx;
- buffer += srcy * srccx + srcx;
- x = srcx;
- while (1) {
- /* Get a pixel */
- c1 = *buffer++;
- if (++x >= endx) {
- if (++y >= endy) {
- /* Odd pixel at end */
- write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
- break;
- }
- x = srcx;
- buffer += lg;
- }
- /* Get the next pixel */
- c2 = *buffer++;
- write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
- if (++x >= endx) {
- if (++y >= endy)
- break;
- x = srcx;
- buffer += lg;
- }
- }
-
- #else
-
- // Although this controller uses packed pixels, we may have to feed it into
- // the controller with different packing to the source bitmap
- #if !GDISP_PACKED_LINES
- srccx = (srccx + 1) & ~1;
- #endif
- pos = srcy*srccx;
- lg = (srccx - cx)/2*3;
- p = ((const uint8_t *)buffer) + ((pos+srcx)/2 * 3);
-
- x = srcx;
- while (1) {
- /* Get a pixel */
- switch((pos+x)&1) {
- case 0: c1 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
- case 1: c1 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
- }
- if (++x >= endx) {
- if (++y >= endy) {
- /* Odd pixel at end */
- write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
- break;
- }
- x = srcx;
- p += lg;
- pos += srccx;
- }
- /* Get the next pixel */
- switch((pos+x)&1) {
- case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
- case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
- }
- write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
- if (++x >= endx) {
- if (++y >= endy)
- break;
- x = srcx;
- p += lg;
- pos += srccx;
- }
- }
- #endif
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD)
- /**
- * @brief Get the color of a particular pixel.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- /* NOT IMPLEMENTED */
- /* Some board hardware might support this in the future.
- * The Olimex board doesn't.
- */
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- /* NOT IMPLEMENTED */
- /* The hardware seems capable of doing this.
- * It is just really complex so we leave it out for now.
- */
- }
-#endif
-
-#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- /* The hardware is capable of supporting...
- * GDISP_CONTROL_POWER - not implemented yet
- * GDISP_CONTROL_ORIENTATION - not implemented yet
- * GDISP_CONTROL_BACKLIGHT - supported (the OlimexSAM7EX256 board.h currently only implements off/on although PWM is supported by the hardware)
- * GDISP_CONTROL_CONTRAST - supported
- */
- switch(what) {
-#if 0
- // NOT IMPLEMENTED YET
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- // Code here
- break;
- case powerOn:
- // Code here
- /* You may need this ---
- * if (GDISP.Powermode != powerSleep)
- * lld_gdisp_init();
- */
- break;
- case powerSleep:
- /* Code here */
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
-#endif
-#if 0
- // NOT IMPLEMENTED YET
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- // WriteSpiData(0x48); // no mirror Y (temporary to satisfy Olimex bmptoarray utility)
- // WriteSpiData(0xC8); // restore to (mirror x and y, reverse rgb)
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- // Code here
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- // Code here
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- // Code here
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- // Code here
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-#endif
- case GDISP_CONTROL_BACKLIGHT:
- if ((unsigned)value > 100) value = (void *)100;
- set_backlight((unsigned)value);
- GDISP.Backlight = (unsigned)value;
- return;
- case GDISP_CONTROL_CONTRAST:
- if ((unsigned)value > 100) value = (void *)100;
- acquire_bus();
- write_cmd1(CONTRAST,(unsigned)value);
- release_bus();
- GDISP.Contrast = (unsigned)value;
- return;
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/Nokia6610GE12/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the Nokia6610 GE12 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +/* Controller definitions */ +#include "GE12.h" + +/* This controller is only ever used with a 132 x 132 display */ +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif +#define GDISP_SCREEN_HEIGHT 132 +#define GDISP_SCREEN_WIDTH 132 + +#define GDISP_INITIAL_CONTRAST 38 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_OLIMEX_SAM7_EX256) + #include "gdisp_lld_board_olimexsam7ex256.h" +#else + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#endif + +// Some macros just to make reading the code easier +#define delayms(ms) chThdSleepMilliseconds(ms) +#define write_data2(d1, d2) { write_data(d1); write_data(d2); } +#define write_data3(d1, d2, d3) { write_data(d1); write_data(d2); write_data(d3); } +#define write_cmd1(cmd, d1) { write_cmd(cmd); write_data(d1); } +#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); } +#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); } + +// A very common thing to do. +// An inline function has been used here incase the parameters have side effects with the internal calculations. +static __inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { + write_cmd2(CASET, x, x+cx-1); // Column address set + write_cmd2(PASET, y, y+cy-1); // Page address set +} + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialization. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + /* Initialise your display */ + init_board(); + + // Hardware reset + setpin_reset(TRUE); + delayms(20); + setpin_reset(FALSE); + delayms(20); + + // Get the bus for the following initialisation commands + acquire_bus(); + + // UNTESTED + #if 1 + write_cmd(SLEEPOUT); // Sleep out + write_cmd(INVON); // Inversion on: seems to be required for this controller + write_cmd1(COLMOD, 0x03); // Color Interface Pixel Format - 0x03 = 12 bits-per-pixel + write_cmd1(MADCTL, 0xC8); // Memory access controler - 0xC0 = mirror x and y, reverse rgb + write_cmd1(SETCON, GDISP_INITIAL_CONTRAST); // Write contrast + delayms(20); + write_cmd(DISPON); // Display On + #else + // Alternative + write_cmd(SOFTRST); // Software Reset + delayms(20); + write_cmd(INITESC); // Initial escape + delayms(20); + write_cmd1(REFSET, 0x00); // Refresh set + write_cmd(DISPCTRL); // Set Display control - really 7 bytes of data + write_data(128); // Set the lenght of one selection term + write_data(128); // Set N inversion -> no N inversion + write_data(134); // Set frame frequence and bias rate -> 2 devision of frequency and 1/8 bias, 1/67 duty, 96x67 size + write_data(84); // Set duty parameter + write_data(69); // Set duty parameter + write_data(82); // Set duty parameter + write_data(67); // Set duty parameter + write_cmd(GRAYSCALE0); // Grey scale 0 position set - really 15 bytes of data + write_data(1); // GCP1 - gray lavel to be output when the RAM data is "0001" + write_data(2); // GCP2 - gray lavel to be output when the RAM data is "0010" + write_data(4); // GCP3 - gray lavel to be output when the RAM data is "0011" + write_data(8); // GCP4 - gray lavel to be output when the RAM data is "0100" + write_data(16); // GCP5 - gray lavel to be output when the RAM data is "0101" + write_data(30); // GCP6 - gray lavel to be output when the RAM data is "0110" + write_data(40); // GCP7 - gray lavel to be output when the RAM data is "0111" + write_data(50); // GCP8 - gray lavel to be output when the RAM data is "1000" + write_data(60); // GCP9 - gray lavel to be output when the RAM data is "1001" + write_data(70); // GCP10 - gray lavel to be output when the RAM data is "1010" + write_data(80); // GCP11 - gray lavel to be output when the RAM data is "1011" + write_data(90); // GCP12 - gray lavel to be output when the RAM data is "1100" + write_data(100); // GCP13 - gray lavel to be output when the RAM data is "1101" + write_data(110); // GCP14 - gray lavel to be output when the RAM data is "1110" + write_data(127); // GCP15 - gray lavel to be output when the RAM data is "1111" + write_cmd1(GAMMA, 0x01); // Gamma curve set - select gray scale - GRAYSCALE 0 or GREYSCALE 1 - Select grey scale 0 + write_cmd1(COMMONDRV, 0x00); // Command driver output - Set COM1-COM41 side come first, normal mod + write_cmd(NORMALMODE); // Set Normal mode (my) + // write_cmd(INVERSIONOFF); // Inversion off + write_cmd2(COLADDRSET, 0, 131); // Column address set + write_cmd2(PAGEADDRSET, 0, 131); // Page address set + write_cmd1(ACCESSCTRL, 0x40); // Memory access controler - 0x40 horizontal + // write_data(0x20); // vertical + write_cmd1(PWRCTRL, 0x04); // Power control - Internal resistance, V1OUT -> high power mode, oscilator devision rate + write_cmd(SLEEPOUT); // Sleep out + write_cmd(VOLTCTRL); // Voltage control - voltage control and write contrast define LCD electronic volume + // write_data(0x7f); // full voltage control + // write_data(0x03); // must be "1" + write_cmd1(CONTRAST, GDISP_INITIAL_CONTRAST); // Write contrast + delayms(20); + write_cmd(TEMPGRADIENT); // Temperature gradient - really 14 bytes of data + for(i=0; i<14; i++) + write_data(0); + write_cmd(BOOSTVON); // Booster voltage ON + write_cmd(DISPLAYON); // Finally - Display On + #endif + + // Release the bus + release_bus(); + + /* Turn on the back-light */ + set_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Initialise the GDISP structure to match */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = GDISP_INITIAL_BACKLIGHT; + GDISP.Contrast = GDISP_INITIAL_CONTRAST; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + acquire_bus(); + setviewport(x, y, 1, 1); + write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF); + release_bus(); +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + unsigned i, tuples; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel. + // This extra pixel is ignored by the controller. + + acquire_bus(); + setviewport(x, y, cx, cy); + write_cmd(RAMWR); + for(i=0; i < tuples; i++) + write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF)); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy, lg; + color_t c1, c2; + #if GDISP_PACKED_PIXELS + coord_t pos; + const uint8_t *p; + #endif + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + /* What are our end points */ + endx = srcx + cx; + endy = y + cy; + + acquire_bus(); + setviewport(x, y, cx, cy); + write_cmd(RAMWR); + + #if !GDISP_PACKED_PIXELS + // Although this controller uses packed pixels we support unpacked pixel + // formats in this blit by packing the data as we feed it to the controller. + lg = srccx - cx; + buffer += srcy * srccx + srcx; + x = srcx; + while (1) { + /* Get a pixel */ + c1 = *buffer++; + if (++x >= endx) { + if (++y >= endy) { + /* Odd pixel at end */ + write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF)); + break; + } + x = srcx; + buffer += lg; + } + /* Get the next pixel */ + c2 = *buffer++; + write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF)); + if (++x >= endx) { + if (++y >= endy) + break; + x = srcx; + buffer += lg; + } + } + + #else + + // Although this controller uses packed pixels, we may have to feed it into + // the controller with different packing to the source bitmap + #if !GDISP_PACKED_LINES + srccx = (srccx + 1) & ~1; + #endif + pos = srcy*srccx; + lg = (srccx - cx)/2*3; + p = ((const uint8_t *)buffer) + ((pos+srcx)/2 * 3); + + x = srcx; + while (1) { + /* Get a pixel */ + switch((pos+x)&1) { + case 0: c1 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break; + case 1: c1 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break; + } + if (++x >= endx) { + if (++y >= endy) { + /* Odd pixel at end */ + write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF)); + break; + } + x = srcx; + p += lg; + pos += srccx; + } + /* Get the next pixel */ + switch((pos+x)&1) { + case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break; + case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break; + } + write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF)); + if (++x >= endx) { + if (++y >= endy) + break; + x = srcx; + p += lg; + pos += srccx; + } + } + #endif + release_bus(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) + /** + * @brief Get the color of a particular pixel. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + /* NOT IMPLEMENTED */ + /* Some board hardware might support this in the future. + * The Olimex board doesn't. + */ + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) + /** + * @brief Scroll vertically a section of the screen. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + /* NOT IMPLEMENTED */ + /* The hardware seems capable of doing this. + * It is just really complex so we leave it out for now. + */ + } +#endif + +#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + /* The hardware is capable of supporting... + * GDISP_CONTROL_POWER - not implemented yet + * GDISP_CONTROL_ORIENTATION - not implemented yet + * GDISP_CONTROL_BACKLIGHT - supported (the OlimexSAM7EX256 board.h currently only implements off/on although PWM is supported by the hardware) + * GDISP_CONTROL_CONTRAST - supported + */ + switch(what) { +#if 0 + // NOT IMPLEMENTED YET + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + // Code here + break; + case powerOn: + // Code here + /* You may need this --- + * if (GDISP.Powermode != powerSleep) + * gdisp_lld_init(); + */ + break; + case powerSleep: + /* Code here */ + break; + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; +#endif +#if 0 + // NOT IMPLEMENTED YET + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + // WriteSpiData(0x48); // no mirror Y (temporary to satisfy Olimex bmptoarray utility) + // WriteSpiData(0xC8); // restore to (mirror x and y, reverse rgb) + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + // Code here + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + // Code here + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + // Code here + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + // Code here + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +#endif + case GDISP_CONTROL_BACKLIGHT: + if ((unsigned)value > 100) value = (void *)100; + set_backlight((unsigned)value); + GDISP.Backlight = (unsigned)value; + return; + case GDISP_CONTROL_CONTRAST: + if ((unsigned)value > 100) value = (void *)100; + acquire_bus(); + write_cmd1(CONTRAST,(unsigned)value); + release_bus(); + GDISP.Contrast = (unsigned)value; + return; + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ diff --git a/drivers/gdisp/Nokia6610GE8/gdisp_lld.c b/drivers/gdisp/Nokia6610GE8/gdisp_lld.c index 006c964b..079900aa 100644 --- a/drivers/gdisp/Nokia6610GE8/gdisp_lld.c +++ b/drivers/gdisp/Nokia6610GE8/gdisp_lld.c @@ -1,483 +1,483 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/Nokia6610GE8/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the Nokia6610 GE8 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#include "GE8.h"
-
-/* This controller is only ever used with a 132 x 132 display */
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-#define GDISP_SCREEN_HEIGHT 132
-#define GDISP_SCREEN_WIDTH 132
-
-#define GDISP_INITIAL_CONTRAST 38
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_OLIMEX_SAM7_EX256)
- #include "gdisp_lld_board_olimexsam7ex256.h"
-#else
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#endif
-
-// Some macros just to make reading the code easier
-#define delayms(ms) chThdSleepMilliseconds(ms)
-#define write_data2(d1, d2) { write_data(d1); write_data(d2); }
-#define write_data3(d1, d2, d3) { write_data(d1); write_data(d2); write_data(d3); }
-#define write_cmd1(cmd, d1) { write_cmd(cmd); write_data(d1); }
-#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); }
-#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); }
-
-// A very common thing to do.
-// An inline function has been used here incase the parameters have side effects with the internal calculations.
-static __inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
- write_cmd2(CASET, x, x+cx-1); // Column address set
- write_cmd2(PASET, y, y+cy-1); // Page address set
-}
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialization.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- /* Initialise your display */
- init_board();
-
- // Hardware reset
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(FALSE);
- delayms(20);
-
- // Get the bus for the following initialisation commands
- acquire_bus();
-
- write_cmd3(DISCTL, 0x00, 0x20, 0x00); // Display control
- // P1: 0x00 = 2 divisions, switching period=8 (default)
- // P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32)
- // P3: 0x00 = no inversely highlighted lines
- write_cmd1(COMSCN, 0x01); // COM scan P1: 0x01 = Scan 1->80, 160<-81
- write_cmd(OSCON); // Internal oscilator ON
- write_cmd(SLPOUT); // Sleep out
- write_cmd1(PWRCTR, 0x0F); // Power control - reference voltage regulator on, circuit voltage follower on, BOOST ON
- write_cmd3(DATCTL, 0x48, 0x00, 0x02); // Data control
- // P1: 0x01 = page address inverted, column address normal, address scan in column direction
- // P2: 0x00 = RGB sequence (default value)
- // P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A)
- write_cmd2(VOLCTR, GDISP_INITIAL_CONTRAST, 0x03); // Voltage control (contrast setting)
- // P1 = Contrast
- // P2 = 3 resistance ratio (only value that works)
- delayms(100); // allow power supply to stabilize
- write_cmd(DISON); // Turn on the display
-
- // Release the bus
- release_bus();
-
- /* Turn on the back-light */
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure to match */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
- acquire_bus();
- setviewport(x, y, 1, 1);
- write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF);
- release_bus();
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, tuples;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel.
- // This extra pixel is ignored by the controller.
-
- acquire_bus();
- setviewport(x, y, cx, cy);
- write_cmd(RAMWR);
- for(i=0; i < tuples; i++)
- write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF));
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy, lg;
- color_t c1, c2;
- #if GDISP_PACKED_PIXELS
- coord_t pos;
- const uint8_t *p;
- #endif
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- /* What are our end points */
- endx = srcx + cx;
- endy = y + cy;
-
- acquire_bus();
- setviewport(x, y, cx, cy);
- write_cmd(RAMWR);
-
- #if !GDISP_PACKED_PIXELS
- // Although this controller uses packed pixels we support unpacked pixel
- // formats in this blit by packing the data as we feed it to the controller.
- lg = srccx - cx;
- buffer += srcy * srccx + srcx;
- x = srcx;
- while (1) {
- /* Get a pixel */
- c1 = *buffer++;
- if (++x >= endx) {
- if (++y >= endy) {
- /* Odd pixel at end */
- write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
- break;
- }
- x = srcx;
- buffer += lg;
- }
- /* Get the next pixel */
- c2 = *buffer++;
- write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
- if (++x >= endx) {
- if (++y >= endy)
- break;
- x = srcx;
- buffer += lg;
- }
- }
-
- #else
-
- // Although this controller uses packed pixels, we may have to feed it into
- // the controller with different packing to the source bitmap
- #if !GDISP_PACKED_LINES
- srccx = (srccx + 1) & ~1;
- #endif
- pos = srcy*srccx;
- lg = (srccx - cx)/2*3;
- p = ((const uint8_t *)buffer) + ((pos+srcx)/2 * 3);
-
- x = srcx;
- while (1) {
- /* Get a pixel */
- switch((pos+x)&1) {
- case 0: c1 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
- case 1: c1 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
- }
- if (++x >= endx) {
- if (++y >= endy) {
- /* Odd pixel at end */
- write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF));
- break;
- }
- x = srcx;
- p += lg;
- pos += srccx;
- }
- /* Get the next pixel */
- switch((pos+x)&1) {
- case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break;
- case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break;
- }
- write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF));
- if (++x >= endx) {
- if (++y >= endy)
- break;
- x = srcx;
- p += lg;
- pos += srccx;
- }
- }
- #endif
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD)
- /**
- * @brief Get the color of a particular pixel.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- /* NOT IMPLEMENTED */
- /* Some board hardware might support this in the future.
- * The Olimex board doesn't.
- */
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- /* NOT IMPLEMENTED */
- /* The hardware seems capable of doing this.
- * It is just really complex so we leave it out for now.
- */
- }
-#endif
-
-#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- /* The hardware is capable of supporting...
- * GDISP_CONTROL_POWER - not implemented yet
- * GDISP_CONTROL_ORIENTATION - not implemented yet
- * GDISP_CONTROL_BACKLIGHT - supported (the OlimexSAM7EX256 board.h currently only implements off/on although PWM is supported by the hardware)
- * GDISP_CONTROL_CONTRAST - supported
- */
- switch(what) {
-#if 0
- // NOT IMPLEMENTED YET
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- // Code here
- break;
- case powerOn:
- // Code here
- /* You may need this ---
- * if (GDISP.Powermode != powerSleep)
- * lld_gdisp_init();
- */
- break;
- case powerSleep:
- /* Code here */
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
-#endif
-#if 0
- // NOT IMPLEMENTED YET
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- // WriteSpiData(0x48); // no mirror Y (temporary to satisfy Olimex bmptoarray utility)
- // WriteSpiData(0xC8); // restore to (mirror x and y, reverse rgb)
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- // Code here
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- // Code here
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- // Code here
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- // Code here
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-#endif
- case GDISP_CONTROL_BACKLIGHT:
- if ((unsigned)value > 100) value = (void *)100;
- set_backlight((unsigned)value);
- GDISP.Backlight = (unsigned)value;
- return;
- case GDISP_CONTROL_CONTRAST:
- if ((unsigned)value > 100) value = (void *)100;
- acquire_bus();
- write_cmd2(VOLCTR, (unsigned)value, 0x03);
- release_bus();
- GDISP.Contrast = (unsigned)value;
- return;
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/Nokia6610GE8/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the Nokia6610 GE8 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#include "GE8.h" + +/* This controller is only ever used with a 132 x 132 display */ +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif +#define GDISP_SCREEN_HEIGHT 132 +#define GDISP_SCREEN_WIDTH 132 + +#define GDISP_INITIAL_CONTRAST 38 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local variables. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_OLIMEX_SAM7_EX256) + #include "gdisp_lld_board_olimexsam7ex256.h" +#else + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#endif + +// Some macros just to make reading the code easier +#define delayms(ms) chThdSleepMilliseconds(ms) +#define write_data2(d1, d2) { write_data(d1); write_data(d2); } +#define write_data3(d1, d2, d3) { write_data(d1); write_data(d2); write_data(d3); } +#define write_cmd1(cmd, d1) { write_cmd(cmd); write_data(d1); } +#define write_cmd2(cmd, d1, d2) { write_cmd(cmd); write_data2(d1, d2); } +#define write_cmd3(cmd, d1, d2, d3) { write_cmd(cmd); write_data3(d1, d2, d3); } + +// A very common thing to do. +// An inline function has been used here incase the parameters have side effects with the internal calculations. +static __inline void setviewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { + write_cmd2(CASET, x, x+cx-1); // Column address set + write_cmd2(PASET, y, y+cy-1); // Page address set +} + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialization. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + /* Initialise your display */ + init_board(); + + // Hardware reset + setpin_reset(TRUE); + delayms(20); + setpin_reset(FALSE); + delayms(20); + + // Get the bus for the following initialisation commands + acquire_bus(); + + write_cmd3(DISCTL, 0x00, 0x20, 0x00); // Display control + // P1: 0x00 = 2 divisions, switching period=8 (default) + // P2: 0x20 = nlines/4 - 1 = 132/4 - 1 = 32) + // P3: 0x00 = no inversely highlighted lines + write_cmd1(COMSCN, 0x01); // COM scan P1: 0x01 = Scan 1->80, 160<-81 + write_cmd(OSCON); // Internal oscilator ON + write_cmd(SLPOUT); // Sleep out + write_cmd1(PWRCTR, 0x0F); // Power control - reference voltage regulator on, circuit voltage follower on, BOOST ON + write_cmd3(DATCTL, 0x48, 0x00, 0x02); // Data control + // P1: 0x01 = page address inverted, column address normal, address scan in column direction + // P2: 0x00 = RGB sequence (default value) + // P3: 0x02 = Grayscale -> 16 (selects 12-bit color, type A) + write_cmd2(VOLCTR, GDISP_INITIAL_CONTRAST, 0x03); // Voltage control (contrast setting) + // P1 = Contrast + // P2 = 3 resistance ratio (only value that works) + delayms(100); // allow power supply to stabilize + write_cmd(DISON); // Turn on the display + + // Release the bus + release_bus(); + + /* Turn on the back-light */ + set_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Initialise the GDISP structure to match */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = GDISP_INITIAL_BACKLIGHT; + GDISP.Contrast = GDISP_INITIAL_CONTRAST; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + acquire_bus(); + setviewport(x, y, 1, 1); + write_cmd3(RAMWR, 0, (color>>8) & 0x0F, color & 0xFF); + release_bus(); +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + unsigned i, tuples; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + tuples = (cx*cy+1)/2; // With an odd sized area we over-print by one pixel. + // This extra pixel is ignored by the controller. + + acquire_bus(); + setviewport(x, y, cx, cy); + write_cmd(RAMWR); + for(i=0; i < tuples; i++) + write_data3(((color >> 4) & 0xFF), (((color << 4) & 0xF0)|((color >> 8) & 0x0F)), (color & 0xFF)); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy, lg; + color_t c1, c2; + #if GDISP_PACKED_PIXELS + coord_t pos; + const uint8_t *p; + #endif + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + /* What are our end points */ + endx = srcx + cx; + endy = y + cy; + + acquire_bus(); + setviewport(x, y, cx, cy); + write_cmd(RAMWR); + + #if !GDISP_PACKED_PIXELS + // Although this controller uses packed pixels we support unpacked pixel + // formats in this blit by packing the data as we feed it to the controller. + lg = srccx - cx; + buffer += srcy * srccx + srcx; + x = srcx; + while (1) { + /* Get a pixel */ + c1 = *buffer++; + if (++x >= endx) { + if (++y >= endy) { + /* Odd pixel at end */ + write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF)); + break; + } + x = srcx; + buffer += lg; + } + /* Get the next pixel */ + c2 = *buffer++; + write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF)); + if (++x >= endx) { + if (++y >= endy) + break; + x = srcx; + buffer += lg; + } + } + + #else + + // Although this controller uses packed pixels, we may have to feed it into + // the controller with different packing to the source bitmap + #if !GDISP_PACKED_LINES + srccx = (srccx + 1) & ~1; + #endif + pos = srcy*srccx; + lg = (srccx - cx)/2*3; + p = ((const uint8_t *)buffer) + ((pos+srcx)/2 * 3); + + x = srcx; + while (1) { + /* Get a pixel */ + switch((pos+x)&1) { + case 0: c1 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break; + case 1: c1 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break; + } + if (++x >= endx) { + if (++y >= endy) { + /* Odd pixel at end */ + write_data3(0, ((c1 >> 8) & 0x0F), (c1 & 0xFF)); + break; + } + x = srcx; + p += lg; + pos += srccx; + } + /* Get the next pixel */ + switch((pos+x)&1) { + case 0: c2 = (((color_t)p[0]) << 4)|(((color_t)p[1])>>4); break; + case 1: c2 = (((color_t)p[1]&0x0F) << 8)|((color_t)p[1]); break; + } + write_data3(((c1 >> 4) & 0xFF), (((c1 << 4) & 0xF0)|((c2 >> 8) & 0x0F)), (c2 & 0xFF)); + if (++x >= endx) { + if (++y >= endy) + break; + x = srcx; + p += lg; + pos += srccx; + } + } + #endif + release_bus(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) + /** + * @brief Get the color of a particular pixel. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + /* NOT IMPLEMENTED */ + /* Some board hardware might support this in the future. + * The Olimex board doesn't. + */ + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) + /** + * @brief Scroll vertically a section of the screen. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + /* NOT IMPLEMENTED */ + /* The hardware seems capable of doing this. + * It is just really complex so we leave it out for now. + */ + } +#endif + +#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + /* The hardware is capable of supporting... + * GDISP_CONTROL_POWER - not implemented yet + * GDISP_CONTROL_ORIENTATION - not implemented yet + * GDISP_CONTROL_BACKLIGHT - supported (the OlimexSAM7EX256 board.h currently only implements off/on although PWM is supported by the hardware) + * GDISP_CONTROL_CONTRAST - supported + */ + switch(what) { +#if 0 + // NOT IMPLEMENTED YET + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + // Code here + break; + case powerOn: + // Code here + /* You may need this --- + * if (GDISP.Powermode != powerSleep) + * gdisp_lld_init(); + */ + break; + case powerSleep: + /* Code here */ + break; + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; +#endif +#if 0 + // NOT IMPLEMENTED YET + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + // WriteSpiData(0x48); // no mirror Y (temporary to satisfy Olimex bmptoarray utility) + // WriteSpiData(0xC8); // restore to (mirror x and y, reverse rgb) + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + // Code here + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + // Code here + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + // Code here + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + // Code here + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +#endif + case GDISP_CONTROL_BACKLIGHT: + if ((unsigned)value > 100) value = (void *)100; + set_backlight((unsigned)value); + GDISP.Backlight = (unsigned)value; + return; + case GDISP_CONTROL_CONTRAST: + if ((unsigned)value > 100) value = (void *)100; + acquire_bus(); + write_cmd2(VOLCTR, (unsigned)value, 0x03); + release_bus(); + GDISP.Contrast = (unsigned)value; + return; + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ diff --git a/drivers/gdisp/S6D1121/gdisp_lld.c b/drivers/gdisp/S6D1121/gdisp_lld.c index 863e5e46..c4523999 100644 --- a/drivers/gdisp/S6D1121/gdisp_lld.c +++ b/drivers/gdisp/S6D1121/gdisp_lld.c @@ -1,571 +1,571 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/S6D1121/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the S6d1121 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if defined(GDISP_SCREEN_HEIGHT)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GISP_SCREEN_HEIGHT
-#endif
-#if defined(GDISP_SCREEN_WIDTH)
- #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored."
- #undef GDISP_SCREEN_WIDTH
-#endif
-
-#define GDISP_SCREEN_HEIGHT 320
-#define GDISP_SCREEN_WIDTH 240
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_OLIMEX_STM32_E407)
- #include "gdisp_lld_board_olimex_e407.h"
-#else
- #include "gdisp_lld_board.h"
-#endif
-
-/* Some common routines and macros */
-#define write_reg(reg, data) { write_index(reg); write_data(data); }
-#define stream_start() write_index(0x0022);
-#define stream_stop()
-#define delay(us) chThdSleepMicroseconds(us)
-#define delayms(ms) chThdSleepMilliseconds(ms)
-
-static __inline void set_cursor(coord_t x, coord_t y) {
- /* R20h - 8 bit
- * R21h - 9 bit
- */
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- write_reg(0x0020, x & 0x00FF);
- write_reg(0x0021, y & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- /* Note X has already been mirrored, so we do it directly */
- write_reg(0x0020, y & 0x00FF);
- write_reg(0x0021, x & 0x01FF);
- break;
- case GDISP_ROTATE_180:
- write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - x) & 0x00FF);
- write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - y) & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - y) & 0x00FF);
- write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - x) & 0x01FF);
- break;
- }
-}
-
-static __inline void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
- /* HSA / HEA are 8 bit
- * VSA / VEA are 9 bit
- * use masks 0x00FF and 0x01FF to enforce this
- */
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- write_reg(0x46, (((x + cx - 1) << 8) & 0xFF00 ) |
- (x & 0x00FF));
-
- write_reg(0x48, y & 0x01FF);
- write_reg(0x47, (y + cy - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- write_reg(0x46, (((y + cy - 1) << 8) & 0xFF00) |
- (y & 0x00FF));
-
- write_reg(0x48, x & 0x01FF);
- write_reg(0x47, (x + cx - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_180:
- write_reg(0x46, (((GDISP_SCREEN_WIDTH - x - 1) & 0x00FF) << 8) |
- ((GDISP_SCREEN_WIDTH - (x + cx)) & 0x00FF));
- write_reg(0x48, (GDISP_SCREEN_HEIGHT - (y + cy)) & 0x01FF);
- write_reg(0x47, (GDISP_SCREEN_HEIGHT- y - 1) & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x46, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) |
- ((GDISP_SCREEN_WIDTH - (y + cy)) & 0x00FF));
- write_reg(0x48, (GDISP_SCREEN_HEIGHT - (x + cx)) & 0x01FF);
- write_reg(0x47, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF);
- break;
- }
-
- set_cursor(x, y);
-}
-
-static __inline void reset_viewport(void) {
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- case GDISP_ROTATE_180:
- set_viewport(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT);
- break;
- case GDISP_ROTATE_90:
- case GDISP_ROTATE_270:
- set_viewport(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH);
- break;
- }
-}
-
-bool_t lld_gdisp_init(void) {
- /* initialize the hardware */
- init_board();
-
- /* Hardware reset */
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(TRUE);
- delayms(20);
-
- /* Get the bus for the following initialisation commands */
- acquire_bus();
-
- write_reg(0x11,0x2004);
- write_reg(0x13,0xCC00);
- write_reg(0x15,0x2600);
- write_reg(0x14,0x252A);
- write_reg(0x12,0x0033);
- write_reg(0x13,0xCC04);
-
- delayms(1);
-
- write_reg(0x13,0xCC06);
-
- delayms(1);
-
- write_reg(0x13,0xCC4F);
-
- delayms(1);
-
- write_reg(0x13,0x674F);
- write_reg(0x11,0x2003);
-
- delayms(1);
-
- // Gamma Setting
- write_reg(0x30,0x2609);
- write_reg(0x31,0x242C);
- write_reg(0x32,0x1F23);
- write_reg(0x33,0x2425);
- write_reg(0x34,0x2226);
- write_reg(0x35,0x2523);
- write_reg(0x36,0x1C1A);
- write_reg(0x37,0x131D);
- write_reg(0x38,0x0B11);
- write_reg(0x39,0x1210);
- write_reg(0x3A,0x1315);
- write_reg(0x3B,0x3619);
- write_reg(0x3C,0x0D00);
- write_reg(0x3D,0x000D);
-
- write_reg(0x16,0x0007);
- write_reg(0x02,0x0013);
- write_reg(0x03,0x0003);
- write_reg(0x01,0x0127);
-
- delayms(1);
-
- write_reg(0x08,0x0303);
- write_reg(0x0A,0x000B);
- write_reg(0x0B,0x0003);
- write_reg(0x0C,0x0000);
- write_reg(0x41,0x0000);
- write_reg(0x50,0x0000);
- write_reg(0x60,0x0005);
- write_reg(0x70,0x000B);
- write_reg(0x71,0x0000);
- write_reg(0x78,0x0000);
- write_reg(0x7A,0x0000);
- write_reg(0x79,0x0007);
- write_reg(0x07,0x0051);
-
- delayms(1);
-
- write_reg(0x07,0x0053);
- write_reg(0x79,0x0000);
-
- reset_viewport();
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Now initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- acquire_bus();
- set_cursor(x, y);
- write_reg(0x0022, color);
- release_bus();
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
- /**
- * @brief Clear the display.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
- void lld_gdisp_clear(color_t color) {
- unsigned i;
-
- acquire_bus();
- set_cursor(0, 0);
- stream_start();
-
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- write_data(color);
-
- stream_stop();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, area;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- area = cx*cy;
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
- for(i = 0; i < area; i++)
- write_data(color);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy;
- unsigned lg;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
-
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- buffer += srcx + srcy * srccx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- write_data(*buffer++);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- /**
- * @brief Get the color of a particular pixel.
- * @note Optional.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- /* This routine is marked "DO NOT USE" in the original
- * GLCD driver. We just keep our GDISP_HARDWARE_READPIXEL
- * turned off for now.
- */
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- aquire_bus();
- set_cursor(x, y);
- stream_start();
-
- color = lld_lcdReadData();
- color = lld_lcdReadData();
-
- stream_stop();
- release_bus();
-
- return color;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- /* This is marked as "TODO: Test this" in the original GLCD driver.
- * For now we just leave the GDISP_HARDWARE_SCROLL off.
- */
- static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
- coord_t row0, row1;
- unsigned i, gap, abslines;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- abslines = lines < 0 ? -lines : lines;
-
- acquire_bus();
- if (abslines >= cy) {
- abslines = cy;
- gap = 0;
- } else {
- gap = cy - abslines;
- for(i = 0; i < gap; i++) {
- if(lines > 0) {
- row0 = y + i + lines;
- row1 = y + i;
- } else {
- row0 = (y - i - 1) + lines;
- row1 = (y - i - 1);
- }
-
- /* read row0 into the buffer and then write at row1*/
- set_viewport(x, row0, cx, 1);
- lld_lcdReadStreamStart();
- lld_lcdReadStream(buf, cx);
- lld_lcdReadStreamStop();
-
- set_viewport(x, row1, cx, 1);
- stream_start();
- write_data(buf, cx);
- stream_stop();
- }
- }
-
- /* fill the remaining gap */
- set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines);
- stream_start();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) write_data(bgcolor);
- stream_stop();
- reset_viewport();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- /* Code here */
- /* break; */
- case powerOn:
- /* Code here */
- /* You may need this ---
- if (GDISP.Powermode != powerSleep)
- lld_gdisp_init();
- */
- /* break; */
- case powerSleep:
- /* Code here */
- /* break; */
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- write_reg(0x0001,0x0127);
- write_reg(0x03, 0b0011);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1011);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- write_reg(0x0001,0x0127);
- write_reg(0x0003, 0b0000);
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1000);
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/S6D1121/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the S6d1121 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#if defined(GDISP_SCREEN_HEIGHT) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GISP_SCREEN_HEIGHT +#endif +#if defined(GDISP_SCREEN_WIDTH) + #warning "GDISP: This low level driver does not support setting a screen size. It is being ignored." + #undef GDISP_SCREEN_WIDTH +#endif + +#define GDISP_SCREEN_HEIGHT 320 +#define GDISP_SCREEN_WIDTH 240 + +#define GDISP_INITIAL_CONTRAST 50 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_OLIMEX_STM32_E407) + #include "gdisp_lld_board_olimex_e407.h" +#else + #include "gdisp_lld_board.h" +#endif + +/* Some common routines and macros */ +#define write_reg(reg, data) { write_index(reg); write_data(data); } +#define stream_start() write_index(0x0022); +#define stream_stop() +#define delay(us) chThdSleepMicroseconds(us) +#define delayms(ms) chThdSleepMilliseconds(ms) + +static __inline void set_cursor(coord_t x, coord_t y) { + /* R20h - 8 bit + * R21h - 9 bit + */ + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + write_reg(0x0020, x & 0x00FF); + write_reg(0x0021, y & 0x01FF); + break; + case GDISP_ROTATE_90: + /* Note X has already been mirrored, so we do it directly */ + write_reg(0x0020, y & 0x00FF); + write_reg(0x0021, x & 0x01FF); + break; + case GDISP_ROTATE_180: + write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - x) & 0x00FF); + write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - y) & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x0020, (GDISP_SCREEN_WIDTH - 1 - y) & 0x00FF); + write_reg(0x0021, (GDISP_SCREEN_HEIGHT - 1 - x) & 0x01FF); + break; + } +} + +static __inline void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { + /* HSA / HEA are 8 bit + * VSA / VEA are 9 bit + * use masks 0x00FF and 0x01FF to enforce this + */ + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + write_reg(0x46, (((x + cx - 1) << 8) & 0xFF00 ) | + (x & 0x00FF)); + + write_reg(0x48, y & 0x01FF); + write_reg(0x47, (y + cy - 1) & 0x01FF); + break; + case GDISP_ROTATE_90: + write_reg(0x46, (((y + cy - 1) << 8) & 0xFF00) | + (y & 0x00FF)); + + write_reg(0x48, x & 0x01FF); + write_reg(0x47, (x + cx - 1) & 0x01FF); + break; + case GDISP_ROTATE_180: + write_reg(0x46, (((GDISP_SCREEN_WIDTH - x - 1) & 0x00FF) << 8) | + ((GDISP_SCREEN_WIDTH - (x + cx)) & 0x00FF)); + write_reg(0x48, (GDISP_SCREEN_HEIGHT - (y + cy)) & 0x01FF); + write_reg(0x47, (GDISP_SCREEN_HEIGHT- y - 1) & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x46, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) | + ((GDISP_SCREEN_WIDTH - (y + cy)) & 0x00FF)); + write_reg(0x48, (GDISP_SCREEN_HEIGHT - (x + cx)) & 0x01FF); + write_reg(0x47, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF); + break; + } + + set_cursor(x, y); +} + +static __inline void reset_viewport(void) { + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + case GDISP_ROTATE_180: + set_viewport(0, 0, GDISP_SCREEN_WIDTH, GDISP_SCREEN_HEIGHT); + break; + case GDISP_ROTATE_90: + case GDISP_ROTATE_270: + set_viewport(0, 0, GDISP_SCREEN_HEIGHT, GDISP_SCREEN_WIDTH); + break; + } +} + +bool_t gdisp_lld_init(void) { + /* initialize the hardware */ + init_board(); + + /* Hardware reset */ + setpin_reset(TRUE); + delayms(20); + setpin_reset(TRUE); + delayms(20); + + /* Get the bus for the following initialisation commands */ + acquire_bus(); + + write_reg(0x11,0x2004); + write_reg(0x13,0xCC00); + write_reg(0x15,0x2600); + write_reg(0x14,0x252A); + write_reg(0x12,0x0033); + write_reg(0x13,0xCC04); + + delayms(1); + + write_reg(0x13,0xCC06); + + delayms(1); + + write_reg(0x13,0xCC4F); + + delayms(1); + + write_reg(0x13,0x674F); + write_reg(0x11,0x2003); + + delayms(1); + + // Gamma Setting + write_reg(0x30,0x2609); + write_reg(0x31,0x242C); + write_reg(0x32,0x1F23); + write_reg(0x33,0x2425); + write_reg(0x34,0x2226); + write_reg(0x35,0x2523); + write_reg(0x36,0x1C1A); + write_reg(0x37,0x131D); + write_reg(0x38,0x0B11); + write_reg(0x39,0x1210); + write_reg(0x3A,0x1315); + write_reg(0x3B,0x3619); + write_reg(0x3C,0x0D00); + write_reg(0x3D,0x000D); + + write_reg(0x16,0x0007); + write_reg(0x02,0x0013); + write_reg(0x03,0x0003); + write_reg(0x01,0x0127); + + delayms(1); + + write_reg(0x08,0x0303); + write_reg(0x0A,0x000B); + write_reg(0x0B,0x0003); + write_reg(0x0C,0x0000); + write_reg(0x41,0x0000); + write_reg(0x50,0x0000); + write_reg(0x60,0x0005); + write_reg(0x70,0x000B); + write_reg(0x71,0x0000); + write_reg(0x78,0x0000); + write_reg(0x7A,0x0000); + write_reg(0x79,0x0007); + write_reg(0x07,0x0051); + + delayms(1); + + write_reg(0x07,0x0053); + write_reg(0x79,0x0000); + + reset_viewport(); + set_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Now initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = 100; + GDISP.Contrast = 50; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + + acquire_bus(); + set_cursor(x, y); + write_reg(0x0022, color); + release_bus(); +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) + /** + * @brief Clear the display. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] color The color of the pixel + * + * @notapi + */ + void gdisp_lld_clear(color_t color) { + unsigned i; + + acquire_bus(); + set_cursor(0, 0); + stream_start(); + + for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++) + write_data(color); + + stream_stop(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + unsigned i, area; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + area = cx*cy; + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + for(i = 0; i < area; i++) + write_data(color); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy; + unsigned lg; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + buffer += srcx + srcy * srccx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + write_data(*buffer++); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + /** + * @brief Get the color of a particular pixel. + * @note Optional. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + /* This routine is marked "DO NOT USE" in the original + * GLCD driver. We just keep our GDISP_HARDWARE_READPIXEL + * turned off for now. + */ + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + aquire_bus(); + set_cursor(x, y); + stream_start(); + + color = lld_lcdReadData(); + color = lld_lcdReadData(); + + stream_stop(); + release_bus(); + + return color; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + /* This is marked as "TODO: Test this" in the original GLCD driver. + * For now we just leave the GDISP_HARDWARE_SCROLL off. + */ + static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; + coord_t row0, row1; + unsigned i, gap, abslines; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + abslines = lines < 0 ? -lines : lines; + + acquire_bus(); + if (abslines >= cy) { + abslines = cy; + gap = 0; + } else { + gap = cy - abslines; + for(i = 0; i < gap; i++) { + if(lines > 0) { + row0 = y + i + lines; + row1 = y + i; + } else { + row0 = (y - i - 1) + lines; + row1 = (y - i - 1); + } + + /* read row0 into the buffer and then write at row1*/ + set_viewport(x, row0, cx, 1); + lld_lcdReadStreamStart(); + lld_lcdReadStream(buf, cx); + lld_lcdReadStreamStop(); + + set_viewport(x, row1, cx, 1); + stream_start(); + write_data(buf, cx); + stream_stop(); + } + } + + /* fill the remaining gap */ + set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines); + stream_start(); + gap = cx*abslines; + for(i = 0; i < gap; i++) write_data(bgcolor); + stream_stop(); + reset_viewport(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_CONTROL || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + /* Code here */ + /* break; */ + case powerOn: + /* Code here */ + /* You may need this --- + if (GDISP.Powermode != powerSleep) + gdisp_lld_init(); + */ + /* break; */ + case powerSleep: + /* Code here */ + /* break; */ + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + write_reg(0x0001,0x0127); + write_reg(0x03, 0b0011); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + write_reg(0x0001,0x0027); + write_reg(0x0003, 0b1011); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + write_reg(0x0001,0x0127); + write_reg(0x0003, 0b0000); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + write_reg(0x0001,0x0027); + write_reg(0x0003, 0b1000); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +/* + case GDISP_CONTROL_BACKLIGHT: + case GDISP_CONTROL_CONTRAST: +*/ + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ + diff --git a/drivers/gdisp/SSD1289/gdisp_lld.c b/drivers/gdisp/SSD1289/gdisp_lld.c index 96fb94e6..de6edfe8 100644 --- a/drivers/gdisp/SSD1289/gdisp_lld.c +++ b/drivers/gdisp/SSD1289/gdisp_lld.c @@ -1,583 +1,583 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/SSD1289/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for the SSD1289 display.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#ifndef GDISP_SCREEN_HEIGHT
- #define GDISP_SCREEN_HEIGHT 320
-#endif
-#ifndef GDISP_SCREEN_WIDTH
- #define GDISP_SCREEN_WIDTH 240
-#endif
-
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#elif defined(BOARD_FIREBULL_STM32_F103)
- #include "gdisp_lld_board_firebullstm32f103.h"
-#else
- /* Include the user supplied board definitions */
- #include "gdisp_lld_board.h"
-#endif
-
-// Some common routines and macros
-#define write_reg(reg, data) { write_index(reg); write_data(data); }
-#define stream_start() write_index(0x0022);
-#define stream_stop()
-#define delay(us) chThdSleepMicroseconds(us)
-#define delayms(ms) chThdSleepMilliseconds(ms)
-
-static __inline void set_cursor(coord_t x, coord_t y) {
- /* Reg 0x004E is an 8 bit value
- * Reg 0x004F is 9 bit
- * Use a bit mask to make sure they are not set too high
- */
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_180:
- write_reg(0x004e, (GDISP_SCREEN_WIDTH-1-x) & 0x00FF);
- write_reg(0x004f, (GDISP_SCREEN_HEIGHT-1-y) & 0x01FF);
- break;
- case GDISP_ROTATE_0:
- write_reg(0x004e, x & 0x00FF);
- write_reg(0x004f, y & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x004e, y & 0x00FF);
- write_reg(0x004f, x & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- write_reg(0x004e, (GDISP_SCREEN_WIDTH - y - 1) & 0x00FF);
- write_reg(0x004f, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF);
- break;
- }
-}
-
-static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
-
- set_cursor(x, y);
-
- /* Reg 0x44 - Horizontal RAM address position
- * Upper Byte - HEA
- * Lower Byte - HSA
- * 0 <= HSA <= HEA <= 0xEF
- * Reg 0x45,0x46 - Vertical RAM address position
- * Lower 9 bits gives 0-511 range in each value
- * 0 <= Reg(0x45) <= Reg(0x46) <= 0x13F
- */
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- write_reg(0x44, (((x+cx-1) << 8) & 0xFF00 ) | (x & 0x00FF));
- write_reg(0x45, y & 0x01FF);
- write_reg(0x46, (y+cy-1) & 0x01FF);
- break;
- case GDISP_ROTATE_270:
- write_reg(0x44, (((x+cx-1) << 8) & 0xFF00 ) | (y & 0x00FF));
- write_reg(0x45, x & 0x01FF);
- write_reg(0x46, (x+cx-1) & 0x01FF);
- break;
- case GDISP_ROTATE_180:
- write_reg(0x44, (((GDISP_SCREEN_WIDTH-x-1) & 0x00FF) << 8) | ((GDISP_SCREEN_WIDTH - (x+cx)) & 0x00FF));
- write_reg(0x45, (GDISP_SCREEN_HEIGHT-(y+cy)) & 0x01FF);
- write_reg(0x46, (GDISP_SCREEN_HEIGHT-y-1) & 0x01FF);
- break;
- case GDISP_ROTATE_90:
- write_reg(0x44, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_WIDTH - (y+cy)) & 0x00FF));
- write_reg(0x45, (GDISP_SCREEN_HEIGHT - (x+cx)) & 0x01FF);
- write_reg(0x46, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF);
- break;
- }
-
- set_cursor(x, y);
-}
-
-static __inline void reset_viewport(void) {
- set_viewport(0, 0, GDISP.Width, GDISP.Height);
-}
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialization.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- /* Initialise your display */
- init_board();
-
- // Hardware reset
- setpin_reset(TRUE);
- delayms(20);
- setpin_reset(FALSE);
- delayms(20);
-
- // Get the bus for the following initialisation commands
- acquire_bus();
-
- write_reg(0x0000,0x0001); delay(5);
- write_reg(0x0003,0xA8A4); delay(5);
- write_reg(0x000C,0x0000); delay(5);
- write_reg(0x000D,0x080C); delay(5);
- write_reg(0x000E,0x2B00); delay(5);
- write_reg(0x001E,0x00B0); delay(5);
- write_reg(0x0001,0x2B3F); delay(5);
- write_reg(0x0002,0x0600); delay(5);
- write_reg(0x0010,0x0000); delay(5);
- write_reg(0x0011,0x6070); delay(5);
- write_reg(0x0005,0x0000); delay(5);
- write_reg(0x0006,0x0000); delay(5);
- write_reg(0x0016,0xEF1C); delay(5);
- write_reg(0x0017,0x0003); delay(5);
- write_reg(0x0007,0x0133); delay(5);
- write_reg(0x000B,0x0000); delay(5);
- write_reg(0x000F,0x0000); delay(5);
- write_reg(0x0041,0x0000); delay(5);
- write_reg(0x0042,0x0000); delay(5);
- write_reg(0x0048,0x0000); delay(5);
- write_reg(0x0049,0x013F); delay(5);
- write_reg(0x004A,0x0000); delay(5);
- write_reg(0x004B,0x0000); delay(5);
- write_reg(0x0044,0xEF00); delay(5);
- write_reg(0x0045,0x0000); delay(5);
- write_reg(0x0046,0x013F); delay(5);
- write_reg(0x0030,0x0707); delay(5);
- write_reg(0x0031,0x0204); delay(5);
- write_reg(0x0032,0x0204); delay(5);
- write_reg(0x0033,0x0502); delay(5);
- write_reg(0x0034,0x0507); delay(5);
- write_reg(0x0035,0x0204); delay(5);
- write_reg(0x0036,0x0204); delay(5);
- write_reg(0x0037,0x0502); delay(5);
- write_reg(0x003A,0x0302); delay(5);
- write_reg(0x003B,0x0302); delay(5);
- write_reg(0x0023,0x0000); delay(5);
- write_reg(0x0024,0x0000); delay(5);
- write_reg(0x0025,0x8000); delay(5);
- write_reg(0x004f,0x0000); delay(5);
- write_reg(0x004e,0x0000); delay(5);
-
- // Release the bus
- release_bus();
-
- /* Turn on the back-light */
- set_backlight(GDISP_INITIAL_BACKLIGHT);
-
- /* Initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = GDISP_INITIAL_BACKLIGHT;
- GDISP.Contrast = GDISP_INITIAL_CONTRAST;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- acquire_bus();
- set_cursor(x, y);
- write_reg(0x0022, color);
- release_bus();
-}
-
-/* ---- Optional Routines ---- */
-/*
- All the below routines are optional.
- Defining them will increase speed but everything
- will work if they are not defined.
- If you are not using a routine - turn it off using
- the appropriate GDISP_HARDWARE_XXXX macro.
- Don't bother coding for obvious similar routines if
- there is no performance penalty as the emulation software
- makes a good job of using similar routines.
- eg. If gfillarea() is defined there is little
- point in defining clear() unless the
- performance bonus is significant.
- For good performance it is suggested to implement
- fillarea() and blitarea().
-*/
-
-#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__)
- /**
- * @brief Clear the display.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
- void lld_gdisp_clear(color_t color) {
- unsigned i;
-
- acquire_bus();
- reset_viewport();
- set_cursor(0, 0);
- stream_start();
- for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++)
- write_data(color);
- stream_stop();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- unsigned i, area;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- area = cx*cy;
-
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
- for(i = 0; i < area; i++)
- write_data(color);
- stream_stop();
- release_bus();
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- coord_t endx, endy;
- unsigned lg;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- acquire_bus();
- set_viewport(x, y, cx, cy);
- stream_start();
-
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- buffer += srcx + srcy * srccx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- write_data(*buffer++);
- stream_stop();
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- /**
- * @brief Get the color of a particular pixel.
- * @note Optional.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The pixel to be read
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- acquire_bus();
- set_cursor(x, y);
- stream_start();
- color = read_data(); // dummy read
- color = read_data();
- stream_stop();
- release_bus();
-
- return color;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)];
- coord_t row0, row1;
- unsigned i, gap, abslines, j;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- abslines = lines < 0 ? -lines : lines;
-
- acquire_bus();
- if (abslines >= cy) {
- abslines = cy;
- gap = 0;
- } else {
- gap = cy - abslines;
- for(i = 0; i < gap; i++) {
- if(lines > 0) {
- row0 = y + i + lines;
- row1 = y + i;
- } else {
- row0 = (y - i - 1) + lines;
- row1 = (y - i - 1);
- }
-
- /* read row0 into the buffer and then write at row1*/
- set_viewport(x, row0, cx, 1);
- stream_start();
- j = read_data(); // dummy read
- for (j = 0; j < cx; j++)
- buf[j] = read_data();
- stream_stop();
-
- set_viewport(x, row1, cx, 1);
- stream_start();
- for (j = 0; j < cx; j++)
- write_data(buf[j]);
- stream_stop();
- }
- }
-
- /* fill the remaining gap */
- set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines);
- stream_start();
- gap = cx*abslines;
- for(i = 0; i < gap; i++) write_data(bgcolor);
- stream_stop();
- release_bus();
- }
-#endif
-
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- acquire_bus();
- write_reg(0x0010, 0x0000); // leave sleep mode
- write_reg(0x0007, 0x0000); // halt operation
- write_reg(0x0000, 0x0000); // turn off oszillator
- write_reg(0x0010, 0x0001); // enter sleepmode
- release_bus();
- break;
- case powerOn:
- acquire_bus();
- write_reg(0x0010, 0x0000); // leave sleep mode
- release_bus();
- if (GDISP.Powermode != powerSleep)
- lld_gdisp_init();
- break;
- case powerSleep:
- acquire_bus();
- write_reg(0x0010, 0x0001); // enter sleep mode
- release_bus();
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- acquire_bus();
- write_reg(0x0001, 0x2B3F);
- /* ID = 11 AM = 0 */
- write_reg(0x0011, 0x6070);
- release_bus();
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- acquire_bus();
- write_reg(0x0001, 0x293F);
- /* ID = 11 AM = 1 */
- write_reg(0x0011, 0x6078);
- release_bus();
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- acquire_bus();
- write_reg(0x0001, 0x2B3F);
- /* ID = 01 AM = 0 */
- write_reg(0x0011, 0x6040);
- release_bus();
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- acquire_bus();
- write_reg(0x0001, 0x293F);
- /* ID = 01 AM = 1 */
- write_reg(0x0011, 0x6048);
- release_bus();
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/SSD1289/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for the SSD1289 display. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local definitions. */ +/*===========================================================================*/ + +#ifndef GDISP_SCREEN_HEIGHT + #define GDISP_SCREEN_HEIGHT 320 +#endif +#ifndef GDISP_SCREEN_WIDTH + #define GDISP_SCREEN_WIDTH 240 +#endif + +#define GDISP_INITIAL_CONTRAST 50 +#define GDISP_INITIAL_BACKLIGHT 100 + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +#if defined(GDISP_USE_CUSTOM_BOARD) && GDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#elif defined(BOARD_FIREBULL_STM32_F103) + #include "gdisp_lld_board_firebullstm32f103.h" +#else + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#endif + +// Some common routines and macros +#define write_reg(reg, data) { write_index(reg); write_data(data); } +#define stream_start() write_index(0x0022); +#define stream_stop() +#define delay(us) chThdSleepMicroseconds(us) +#define delayms(ms) chThdSleepMilliseconds(ms) + +static __inline void set_cursor(coord_t x, coord_t y) { + /* Reg 0x004E is an 8 bit value + * Reg 0x004F is 9 bit + * Use a bit mask to make sure they are not set too high + */ + switch(GDISP.Orientation) { + case GDISP_ROTATE_180: + write_reg(0x004e, (GDISP_SCREEN_WIDTH-1-x) & 0x00FF); + write_reg(0x004f, (GDISP_SCREEN_HEIGHT-1-y) & 0x01FF); + break; + case GDISP_ROTATE_0: + write_reg(0x004e, x & 0x00FF); + write_reg(0x004f, y & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x004e, y & 0x00FF); + write_reg(0x004f, x & 0x01FF); + break; + case GDISP_ROTATE_90: + write_reg(0x004e, (GDISP_SCREEN_WIDTH - y - 1) & 0x00FF); + write_reg(0x004f, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF); + break; + } +} + +static void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) { + + set_cursor(x, y); + + /* Reg 0x44 - Horizontal RAM address position + * Upper Byte - HEA + * Lower Byte - HSA + * 0 <= HSA <= HEA <= 0xEF + * Reg 0x45,0x46 - Vertical RAM address position + * Lower 9 bits gives 0-511 range in each value + * 0 <= Reg(0x45) <= Reg(0x46) <= 0x13F + */ + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + write_reg(0x44, (((x+cx-1) << 8) & 0xFF00 ) | (x & 0x00FF)); + write_reg(0x45, y & 0x01FF); + write_reg(0x46, (y+cy-1) & 0x01FF); + break; + case GDISP_ROTATE_270: + write_reg(0x44, (((x+cx-1) << 8) & 0xFF00 ) | (y & 0x00FF)); + write_reg(0x45, x & 0x01FF); + write_reg(0x46, (x+cx-1) & 0x01FF); + break; + case GDISP_ROTATE_180: + write_reg(0x44, (((GDISP_SCREEN_WIDTH-x-1) & 0x00FF) << 8) | ((GDISP_SCREEN_WIDTH - (x+cx)) & 0x00FF)); + write_reg(0x45, (GDISP_SCREEN_HEIGHT-(y+cy)) & 0x01FF); + write_reg(0x46, (GDISP_SCREEN_HEIGHT-y-1) & 0x01FF); + break; + case GDISP_ROTATE_90: + write_reg(0x44, (((GDISP_SCREEN_WIDTH - y - 1) & 0x00FF) << 8) | ((GDISP_SCREEN_WIDTH - (y+cy)) & 0x00FF)); + write_reg(0x45, (GDISP_SCREEN_HEIGHT - (x+cx)) & 0x01FF); + write_reg(0x46, (GDISP_SCREEN_HEIGHT - x - 1) & 0x01FF); + break; + } + + set_cursor(x, y); +} + +static __inline void reset_viewport(void) { + set_viewport(0, 0, GDISP.Width, GDISP.Height); +} + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialization. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + /* Initialise your display */ + init_board(); + + // Hardware reset + setpin_reset(TRUE); + delayms(20); + setpin_reset(FALSE); + delayms(20); + + // Get the bus for the following initialisation commands + acquire_bus(); + + write_reg(0x0000,0x0001); delay(5); + write_reg(0x0003,0xA8A4); delay(5); + write_reg(0x000C,0x0000); delay(5); + write_reg(0x000D,0x080C); delay(5); + write_reg(0x000E,0x2B00); delay(5); + write_reg(0x001E,0x00B0); delay(5); + write_reg(0x0001,0x2B3F); delay(5); + write_reg(0x0002,0x0600); delay(5); + write_reg(0x0010,0x0000); delay(5); + write_reg(0x0011,0x6070); delay(5); + write_reg(0x0005,0x0000); delay(5); + write_reg(0x0006,0x0000); delay(5); + write_reg(0x0016,0xEF1C); delay(5); + write_reg(0x0017,0x0003); delay(5); + write_reg(0x0007,0x0133); delay(5); + write_reg(0x000B,0x0000); delay(5); + write_reg(0x000F,0x0000); delay(5); + write_reg(0x0041,0x0000); delay(5); + write_reg(0x0042,0x0000); delay(5); + write_reg(0x0048,0x0000); delay(5); + write_reg(0x0049,0x013F); delay(5); + write_reg(0x004A,0x0000); delay(5); + write_reg(0x004B,0x0000); delay(5); + write_reg(0x0044,0xEF00); delay(5); + write_reg(0x0045,0x0000); delay(5); + write_reg(0x0046,0x013F); delay(5); + write_reg(0x0030,0x0707); delay(5); + write_reg(0x0031,0x0204); delay(5); + write_reg(0x0032,0x0204); delay(5); + write_reg(0x0033,0x0502); delay(5); + write_reg(0x0034,0x0507); delay(5); + write_reg(0x0035,0x0204); delay(5); + write_reg(0x0036,0x0204); delay(5); + write_reg(0x0037,0x0502); delay(5); + write_reg(0x003A,0x0302); delay(5); + write_reg(0x003B,0x0302); delay(5); + write_reg(0x0023,0x0000); delay(5); + write_reg(0x0024,0x0000); delay(5); + write_reg(0x0025,0x8000); delay(5); + write_reg(0x004f,0x0000); delay(5); + write_reg(0x004e,0x0000); delay(5); + + // Release the bus + release_bus(); + + /* Turn on the back-light */ + set_backlight(GDISP_INITIAL_BACKLIGHT); + + /* Initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = GDISP_INITIAL_BACKLIGHT; + GDISP.Contrast = GDISP_INITIAL_CONTRAST; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + + acquire_bus(); + set_cursor(x, y); + write_reg(0x0022, color); + release_bus(); +} + +/* ---- Optional Routines ---- */ +/* + All the below routines are optional. + Defining them will increase speed but everything + will work if they are not defined. + If you are not using a routine - turn it off using + the appropriate GDISP_HARDWARE_XXXX macro. + Don't bother coding for obvious similar routines if + there is no performance penalty as the emulation software + makes a good job of using similar routines. + eg. If gfillarea() is defined there is little + point in defining clear() unless the + performance bonus is significant. + For good performance it is suggested to implement + fillarea() and blitarea(). +*/ + +#if GDISP_HARDWARE_CLEARS || defined(__DOXYGEN__) + /** + * @brief Clear the display. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] color The color of the pixel + * + * @notapi + */ + void gdisp_lld_clear(color_t color) { + unsigned i; + + acquire_bus(); + reset_viewport(); + set_cursor(0, 0); + stream_start(); + for(i = 0; i < GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT; i++) + write_data(color); + stream_stop(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + unsigned i, area; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + area = cx*cy; + + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + for(i = 0; i < area; i++) + write_data(color); + stream_stop(); + release_bus(); + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + coord_t endx, endy; + unsigned lg; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + acquire_bus(); + set_viewport(x, y, cx, cy); + stream_start(); + + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + buffer += srcx + srcy * srccx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + write_data(*buffer++); + stream_stop(); + release_bus(); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + /** + * @brief Get the color of a particular pixel. + * @note Optional. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The pixel to be read + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + acquire_bus(); + set_cursor(x, y); + stream_start(); + color = read_data(); // dummy read + color = read_data(); + stream_stop(); + release_bus(); + + return color; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + static color_t buf[((GDISP_SCREEN_HEIGHT > GDISP_SCREEN_WIDTH ) ? GDISP_SCREEN_HEIGHT : GDISP_SCREEN_WIDTH)]; + coord_t row0, row1; + unsigned i, gap, abslines, j; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + abslines = lines < 0 ? -lines : lines; + + acquire_bus(); + if (abslines >= cy) { + abslines = cy; + gap = 0; + } else { + gap = cy - abslines; + for(i = 0; i < gap; i++) { + if(lines > 0) { + row0 = y + i + lines; + row1 = y + i; + } else { + row0 = (y - i - 1) + lines; + row1 = (y - i - 1); + } + + /* read row0 into the buffer and then write at row1*/ + set_viewport(x, row0, cx, 1); + stream_start(); + j = read_data(); // dummy read + for (j = 0; j < cx; j++) + buf[j] = read_data(); + stream_stop(); + + set_viewport(x, row1, cx, 1); + stream_start(); + for (j = 0; j < cx; j++) + write_data(buf[j]); + stream_stop(); + } + } + + /* fill the remaining gap */ + set_viewport(x, lines > 0 ? (y+gap) : y, cx, abslines); + stream_start(); + gap = cx*abslines; + for(i = 0; i < gap; i++) write_data(bgcolor); + stream_stop(); + release_bus(); + } +#endif + +#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + acquire_bus(); + write_reg(0x0010, 0x0000); // leave sleep mode + write_reg(0x0007, 0x0000); // halt operation + write_reg(0x0000, 0x0000); // turn off oszillator + write_reg(0x0010, 0x0001); // enter sleepmode + release_bus(); + break; + case powerOn: + acquire_bus(); + write_reg(0x0010, 0x0000); // leave sleep mode + release_bus(); + if (GDISP.Powermode != powerSleep) + gdisp_lld_init(); + break; + case powerSleep: + acquire_bus(); + write_reg(0x0010, 0x0001); // enter sleep mode + release_bus(); + break; + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + acquire_bus(); + write_reg(0x0001, 0x2B3F); + /* ID = 11 AM = 0 */ + write_reg(0x0011, 0x6070); + release_bus(); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + acquire_bus(); + write_reg(0x0001, 0x293F); + /* ID = 11 AM = 1 */ + write_reg(0x0011, 0x6078); + release_bus(); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + acquire_bus(); + write_reg(0x0001, 0x2B3F); + /* ID = 01 AM = 0 */ + write_reg(0x0011, 0x6040); + release_bus(); + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + acquire_bus(); + write_reg(0x0001, 0x293F); + /* ID = 01 AM = 1 */ + write_reg(0x0011, 0x6048); + release_bus(); + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +/* + case GDISP_CONTROL_BACKLIGHT: + case GDISP_CONTROL_CONTRAST: +*/ + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ diff --git a/drivers/gdisp/SSD1963/gdisp_lld.c b/drivers/gdisp/SSD1963/gdisp_lld.c index 0b676ebc..4044d8d0 100644 --- a/drivers/gdisp/SSD1963/gdisp_lld.c +++ b/drivers/gdisp/SSD1963/gdisp_lld.c @@ -1,613 +1,613 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/SSD1963/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-#ifndef GDISP_SCREEN_HEIGHT
- #define GDISP_SCREEN_HEIGHT 320
-#endif
-#ifndef GDISP_SCREEN_WIDTH
- #define GDISP_SCREEN_WIDTH 240
-#endif
-
-/* All the board specific code should go in these include file so the driver
- * can be ported to another board just by creating a suitable file.
- */
-//#if defined(BOARD_YOURBOARDNAME)
-// #include "gdisp_lld_board_yourboardname.h"
-//#else
-// /* Include the user supplied board definitions */
-// #include "gdisp_lld_board.h"
-//#endif
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-#include "ssd1963.h"
-
-
-#if defined(GDISP_USE_FSMC)
-__inline void GDISP_LLD(writeindex)(uint8_t cmd) {
- GDISP_REG = cmd;
-}
-
-__inline void GDISP_LLD(writereg)(uint16_t lcdReg,uint16_t lcdRegValue) {
- GDISP_REG = lcdReg;
- GDISP_RAM = lcdRegValue;
-}
-
-__inline void GDISP_LLD(writedata)(uint16_t data) {
- GDISP_RAM = data;
-}
-
-__inline uint16_t GDISP_LLD(readdata)(void) {
- return (GDISP_RAM);
-}
-
-__inline uint8_t GDISP_LLD(readreg)(uint8_t lcdReg) {
- GDISP_REG = lcdReg;
- return (GDISP_RAM);
-}
-
-__inline void GDISP_LLD(writestreamstart)(void) {
- GDISP_LLD(writeindex)(SSD1963_WRITE_MEMORY_START);
-}
-
-__inline void GDISP_LLD(readstreamstart)(void) {
- GDISP_LLD(writeindex)(SSD1963_READ_MEMORY_START);
-}
-
-__inline void GDISP_LLD(writestream)(uint16_t *buffer, uint16_t size) {
- uint16_t i;
- for(i = 0; i < size; i++)
- GDISP_RAM = buffer[i];
-}
-
-__inline void GDISP_LLD(readstream)(uint16_t *buffer, size_t size) {
- uint16_t i;
-
- for(i = 0; i < size; i++) {
- buffer[i] = GDISP_RAM;
- }
-}
-
-#elif defined(GDISP_USE_GPIO)
-
-__inline void GDISP_LLD(writeindex)(uint8_t cmd) {
- Set_CS; Set_RS; Set_WR; Clr_RD;
- palWritePort(GDISP_DATA_PORT, cmd);
- Clr_CS;
-}
-
-__inline void GDISP_LLD(writereg)(uint16_t lcdReg,uint16_t lcdRegValue) {
- Set_CS; Set_RS; Set_WR; Clr_RD;
- palWritePort(GDISP_DATA_PORT, lcdReg);
- Clr_RS;
- palWritePort(GDISP_DATA_PORT, lcdRegValue);
- Clr_CS;
-}
-__inline void GDISP_LLD(writedata)(uint16_t data) {
- Set_CS; Clr_RS; Set_WR; Clr_RD;
- palWritePort(GDISP_DATA_PORT, data);
- Clr_CS;
-}
-
-__inline uint16_t GDISP_LLD(readdata)(void) {
- Set_CS; Clr_RS; Clr_WR; Set_RD;
- uint16_t data = palReadPort(GDISP_DATA_PORT);
- Clr_CS;
- return data;
-}
-
-__inline uint8_t GDISP_LLD(readreg)(uint8_t lcdReg) {
- Set_CS; Set_RS; Clr_WR; Set_RD;
- palWritePort(GDISP_DATA_PORT, lcdReg);
- Clr_RS;
- uint16_t data = palReadPort(GDISP_DATA_PORT);
- Clr_CS;
- return data;
-}
-
-__inline void GDISP_LLD(writestreamstart)(void) {
- GDISP_LLD(writeindex)(SSD1963_WRITE_MEMORY_START);
-}
-
-__inline void GDISP_LLD(readstreamstart)(void) {
- GDISP_LLD(writeindex)(SSD1963_READ_MEMORY_START);
-}
-
-__inline void GDISP_LLD(writestream)(uint16_t *buffer, uint16_t size) {
- uint16_t i;
- Set_CS; Clr_RS; Set_WR; Clr_RD;
- for(i = 0; i < size; i++) {
- Set_WR;
- palWritePort(GDISP_DATA_PORT, buffer[i]);
- Clr_WR;
- }
- Clr_CS;
-}
-
-__inline void GDISP_LLD(readstream)(uint16_t *buffer, size_t size) {
- uint16_t i;
- Set_CS; Clr_RS; Clr_WR; Set_RD;
- for(i = 0; i < size; i++) {
- Set_RD;
- buffer[i] = palReadPort(GDISP_DATA_PORT);
- Clr_RD;
- }
-}
-#endif
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialisation.
- * @return TRUE if successful, FALSE on error.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- /* Initialise the display */
-
-#if defined(GDISP_USE_FSMC)
-
- #if defined(STM32F1XX) || defined(STM32F3XX)
- /* FSMC setup for F1/F3 */
- rccEnableAHB(RCC_AHBENR_FSMCEN, 0);
-
- #if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- #error "DMA not implemented for F1/F3 Devices"
- #endif
- #elif defined(STM32F4XX) || defined(STM32F2XX)
- /* STM32F2-F4 FSMC init */
- rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0);
-
- #if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- if (dmaStreamAllocate(GDISP_DMA_STREAM, 0, NULL, NULL)) chSysHalt();
- dmaStreamSetMemory0(GDISP_DMA_STREAM, &GDISP_RAM);
- dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
- #endif
- #else
- #error "FSMC not implemented for this device"
- #endif
-
- /* set pins to FSMC mode */
- IOBus busD = {GPIOD, (1 << 0) | (1 << 1) | (1 << 4) | (1 << 5) | (1 << 7) | (1 << 8) |
- (1 << 9) | (1 << 10) | (1 << 11) | (1 << 14) | (1 << 15), 0};
-
- IOBus busE = {GPIOE, (1 << 7) | (1 << 8) | (1 << 9) | (1 << 10) | (1 << 11) | (1 << 12) |
- (1 << 13) | (1 << 14) | (1 << 15), 0};
-
- palSetBusMode(&busD, PAL_MODE_ALTERNATE(12));
- palSetBusMode(&busE, PAL_MODE_ALTERNATE(12));
-
- const unsigned char FSMC_Bank = 0;
- /* FSMC timing */
- FSMC_Bank1->BTCR[FSMC_Bank+1] = (FSMC_BTR1_ADDSET_1 | FSMC_BTR1_ADDSET_3) \
- | (FSMC_BTR1_DATAST_1 | FSMC_BTR1_DATAST_3) \
- | (FSMC_BTR1_BUSTURN_1 | FSMC_BTR1_BUSTURN_3) ;
-
- /* Bank1 NOR/SRAM control register configuration
- * This is actually not needed as already set by default after reset */
- FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
-
-#elif defined(GDISP_USE_GPIO)
- IOBus busCMD = {GDISP_CMD_PORT, (1 << GDISP_CS) | (1 << GDISP_RS) | (1 << GDISP_WR) | (1 << GDISP_RD), 0};
- IOBus busDATA = {GDISP_CMD_PORT, 0xFFFFF, 0};
- palSetBusMode(&busCMD, PAL_MODE_OUTPUT_PUSHPULL);
- palSetBusMode(&busDATA, PAL_MODE_OUTPUT_PUSHPULL);
-
-#else
- #error "Please define GDISP_USE_FSMC or GDISP_USE_GPIO"
-#endif
- GDISP_LLD(writeindex)(SSD1963_SOFT_RESET);
- chThdSleepMicroseconds(100);
-
- /* Driver PLL config */
- GDISP_LLD(writeindex)(SSD1963_SET_PLL_MN);
- GDISP_LLD(writedata)(35); // PLLclk = REFclk (10Mhz) * 36 (360Mhz)
- GDISP_LLD(writedata)(2); // SYSclk = PLLclk / 3 (120MHz)
- GDISP_LLD(writedata)(4); // Apply calculation bit, else it is ignored
-
- GDISP_LLD(writeindex)(SSD1963_SET_PLL); // Enable PLL
- GDISP_LLD(writedata)(0x01);
- chThdSleepMicroseconds(200);
-
- GDISP_LLD(writeindex)(SSD1963_SET_PLL); // Use PLL
- GDISP_LLD(writedata)(0x03);
- chThdSleepMicroseconds(200);
-
- GDISP_LLD(writeindex)(SSD1963_SOFT_RESET);
- chThdSleepMicroseconds(100);
-
- /* Screen size */
- GDISP_LLD(writeindex)(SSD1963_SET_GDISP_MODE);
-// GDISP_LLD(writedata)(0x0000);
- GDISP_LLD(writedata)(0b00011000); //Enabled dithering
- GDISP_LLD(writedata)(0x0000);
- GDISP_LLD(writedata)(mHIGH((GDISP_SCREEN_WIDTH+1)));
- GDISP_LLD(writedata)((GDISP_SCREEN_WIDTH+1));
- GDISP_LLD(writedata)(mHIGH((GDISP_SCREEN_HEIGHT+1)));
- GDISP_LLD(writedata)((GDISP_SCREEN_HEIGHT+1));
- GDISP_LLD(writedata)(0x0000);
-
- GDISP_LLD(writeindex)(SSD1963_SET_PIXEL_DATA_INTERFACE);
- GDISP_LLD(writedata)(SSD1963_PDI_16BIT565);
-
- /* LCD Clock specs */
- GDISP_LLD(writeindex)(SSD1963_SET_LSHIFT_FREQ);
- GDISP_LLD(writedata)((GDISP_FPR >> 16) & 0xFF);
- GDISP_LLD(writedata)((GDISP_FPR >> 8) & 0xFF);
- GDISP_LLD(writedata)(GDISP_FPR & 0xFF);
-
- GDISP_LLD(writeindex)(SSD1963_SET_HORI_PERIOD);
- GDISP_LLD(writedata)(mHIGH(SCREEN_HSYNC_PERIOD));
- GDISP_LLD(writedata)(mLOW(SCREEN_HSYNC_PERIOD));
- GDISP_LLD(writedata)(mHIGH((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH)));
- GDISP_LLD(writedata)(mLOW((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH)));
- GDISP_LLD(writedata)(SCREEN_HSYNC_PULSE);
- GDISP_LLD(writedata)(0x00);
- GDISP_LLD(writedata)(0x00);
- GDISP_LLD(writedata)(0x00);
-
- GDISP_LLD(writeindex)(SSD1963_SET_VERT_PERIOD);
- GDISP_LLD(writedata)(mHIGH(SCREEN_VSYNC_PERIOD));
- GDISP_LLD(writedata)(mLOW(SCREEN_VSYNC_PERIOD));
- GDISP_LLD(writedata)(mHIGH((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH)));
- GDISP_LLD(writedata)(mLOW((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH)));
- GDISP_LLD(writedata)(SCREEN_VSYNC_PULSE);
- GDISP_LLD(writedata)(0x00);
- GDISP_LLD(writedata)(0x00);
-
- /* Tear effect indicator ON. This is used to tell the host MCU when the driver is not refreshing the panel */
- GDISP_LLD(writeindex)(SSD1963_SET_TEAR_ON);
- GDISP_LLD(writedata)(0x0000);
-
- /* Turn on */
- GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON);
- #if defined(GDISP_USE_FSMC)
- /* FSMC delay reduced as the controller now runs at full speed */
- FSMC_Bank1->BTCR[FSMC_Bank+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ;
- FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN;
- #endif
-
- /* Initialise the GDISP structure to match */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
-
- return TRUE;
-}
-
-void GDISP_LLD(setwindow)(coord_t x0, coord_t y0, coord_t x1, coord_t y1) {
- /* We don't need to validate here as the LLD routines will validate first.
- *
- * #if GDISP_NEED_VALIDATION
- * if (x0 >= GDISP.Width || y0 >= GDISP.Height || x0 < 0 || y0 < 0) return;
- * else if (x1 >= GDISP.Width || y1 >= GDISP.Height || y1 < 0 || y2 < 0) return;
- * #endif
- */
- GDISP_LLD(writeindex)(SSD1963_SET_PAGE_ADDRESS);
- GDISP_LLD(writedata)((y0 >> 8) & 0xFF);
- GDISP_LLD(writedata)((y0 >> 0) & 0xFF);
- GDISP_LLD(writedata)((y1 >> 8) & 0xFF);
- GDISP_LLD(writedata)((y1 >> 0) & 0xFF);
- GDISP_LLD(writeindex)(SSD1963_SET_COLUMN_ADDRESS);
- GDISP_LLD(writedata)((x0 >> 8) & 0xFF);
- GDISP_LLD(writedata)((x0 >> 0) & 0xFF);
- GDISP_LLD(writedata)((x1 >> 8) & 0xFF);
- GDISP_LLD(writedata)((x1 >> 0) & 0xFF);
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- GDISP_LLD(setwindow)(x, y, x, y);
- GDISP_LLD(writestreamstart)();
- GDISP_LLD(writedata)(color);
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- uint32_t area;
- area = cx*cy;
-
- GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1);
- GDISP_LLD(writestreamstart)();
-
- #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- uint8_t i;
- dmaStreamSetPeripheral(GDISP_DMA_STREAM, &color);
- dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
- for (i = area/65535; i; i--) {
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- }
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- #else
- uint32_t index;
- for(index = 0; index < area; index++)
- GDISP_LLD(writedata)(color);
- #endif //#ifdef GDISP_USE_DMA
-}
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1);
- GDISP_LLD(writestreamstart)();
-
- buffer += srcx + srcy * srccx;
-
- #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM)
- uint32_t area = cx*cy;
- uint8_t i;
- dmaStreamSetPeripheral(GDISP_DMA_STREAM, buffer);
- dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PINC | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M);
- for (i = area/65535; i; i--) {
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- }
- dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535);
- dmaStreamEnable(GDISP_DMA_STREAM);
- dmaWaitCompletion(GDISP_DMA_STREAM);
- #else
- coord_t endx, endy;
- unsigned lg;
- endx = srcx + cx;
- endy = y + cy;
- lg = srccx - cx;
- for(; y < endy; y++, buffer += lg)
- for(x=srcx; x < endx; x++)
- GDISP_LLD(writedata)(*buffer++);
- #endif //#ifdef GDISP_USE_DMA
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
- /* NOT IMPLEMENTED YET */
-
- /*
- uint16_t size = x1 - x0 ;
-
- lld_lcdWriteIndex(SSD1963_SET_SCROLL_AREA);
- lld_lcdWriteData((x0 >> 8) & 0xFF);
- lld_lcdWriteData((x0 >> 0) & 0xFF);
- lld_lcdWriteData((size >> 8) & 0xFF);
- lld_lcdWriteData((size >> 0) & 0xFF);
- lld_lcdWriteData(((lcd_height-x1) >> 8) & 0xFF);
- lld_lcdWriteData(((lcd_height-x1) >> 0) & 0xFF);
-
- lld_lcdWriteIndex(SSD1963_SET_SCROLL_START);
- lld_lcdWriteData((lines >> 8) & 0xFF);
- lld_lcdWriteData((lines >> 0) & 0xFF);
- */
- }
-
-#endif
-
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @details Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- /* NOT IMPLEMENTED YET */
- switch(what) {
- case GDISP_CONTROL_POWER:
- if (GDISP.Powermode == (gdisp_powermode_t)value)
- return;
- switch((gdisp_powermode_t)value) {
- case powerOff:
- GDISP_LLD(writeindex)(SSD1963_EXIT_SLEEP_MODE); // leave sleep mode
- chThdSleepMicroseconds(5000);
- GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_OFF);
- GDISP_LLD(writeindex)(SSD1963_SET_DEEP_SLEEP); // enter deep sleep mode
- break;
- case powerOn:
- GDISP_LLD(readreg)(0x0000); chThdSleepMicroseconds(5000); // 2x Dummy reads to wake up from deep sleep
- GDISP_LLD(readreg)(0x0000); chThdSleepMicroseconds(5000);
- if (GDISP.Powermode != powerSleep)
- lld_gdisp_init();
- GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON);
-
- break;
- case powerSleep:
- GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_OFF);
- GDISP_LLD(writeindex)(SSD1963_ENTER_SLEEP_MODE); // enter sleep mode
- chThdSleepMicroseconds(5000);
- break;
- default:
- return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_90:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- case GDISP_ROTATE_180:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
- break;
- case GDISP_ROTATE_270:
- /* Code here */
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
- break;
- default:
- return;
- }
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
- }
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/SSD1963/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +#ifndef GDISP_SCREEN_HEIGHT + #define GDISP_SCREEN_HEIGHT 320 +#endif +#ifndef GDISP_SCREEN_WIDTH + #define GDISP_SCREEN_WIDTH 240 +#endif + +/* All the board specific code should go in these include file so the driver + * can be ported to another board just by creating a suitable file. + */ +//#if defined(BOARD_YOURBOARDNAME) +// #include "gdisp_lld_board_yourboardname.h" +//#else +// /* Include the user supplied board definitions */ +// #include "gdisp_lld_board.h" +//#endif + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +#include "ssd1963.h" + + +#if defined(GDISP_USE_FSMC) +__inline void GDISP_LLD(writeindex)(uint8_t cmd) { + GDISP_REG = cmd; +} + +__inline void GDISP_LLD(writereg)(uint16_t lcdReg,uint16_t lcdRegValue) { + GDISP_REG = lcdReg; + GDISP_RAM = lcdRegValue; +} + +__inline void GDISP_LLD(writedata)(uint16_t data) { + GDISP_RAM = data; +} + +__inline uint16_t GDISP_LLD(readdata)(void) { + return (GDISP_RAM); +} + +__inline uint8_t GDISP_LLD(readreg)(uint8_t lcdReg) { + GDISP_REG = lcdReg; + return (GDISP_RAM); +} + +__inline void GDISP_LLD(writestreamstart)(void) { + GDISP_LLD(writeindex)(SSD1963_WRITE_MEMORY_START); +} + +__inline void GDISP_LLD(readstreamstart)(void) { + GDISP_LLD(writeindex)(SSD1963_READ_MEMORY_START); +} + +__inline void GDISP_LLD(writestream)(uint16_t *buffer, uint16_t size) { + uint16_t i; + for(i = 0; i < size; i++) + GDISP_RAM = buffer[i]; +} + +__inline void GDISP_LLD(readstream)(uint16_t *buffer, size_t size) { + uint16_t i; + + for(i = 0; i < size; i++) { + buffer[i] = GDISP_RAM; + } +} + +#elif defined(GDISP_USE_GPIO) + +__inline void GDISP_LLD(writeindex)(uint8_t cmd) { + Set_CS; Set_RS; Set_WR; Clr_RD; + palWritePort(GDISP_DATA_PORT, cmd); + Clr_CS; +} + +__inline void GDISP_LLD(writereg)(uint16_t lcdReg,uint16_t lcdRegValue) { + Set_CS; Set_RS; Set_WR; Clr_RD; + palWritePort(GDISP_DATA_PORT, lcdReg); + Clr_RS; + palWritePort(GDISP_DATA_PORT, lcdRegValue); + Clr_CS; +} +__inline void GDISP_LLD(writedata)(uint16_t data) { + Set_CS; Clr_RS; Set_WR; Clr_RD; + palWritePort(GDISP_DATA_PORT, data); + Clr_CS; +} + +__inline uint16_t GDISP_LLD(readdata)(void) { + Set_CS; Clr_RS; Clr_WR; Set_RD; + uint16_t data = palReadPort(GDISP_DATA_PORT); + Clr_CS; + return data; +} + +__inline uint8_t GDISP_LLD(readreg)(uint8_t lcdReg) { + Set_CS; Set_RS; Clr_WR; Set_RD; + palWritePort(GDISP_DATA_PORT, lcdReg); + Clr_RS; + uint16_t data = palReadPort(GDISP_DATA_PORT); + Clr_CS; + return data; +} + +__inline void GDISP_LLD(writestreamstart)(void) { + GDISP_LLD(writeindex)(SSD1963_WRITE_MEMORY_START); +} + +__inline void GDISP_LLD(readstreamstart)(void) { + GDISP_LLD(writeindex)(SSD1963_READ_MEMORY_START); +} + +__inline void GDISP_LLD(writestream)(uint16_t *buffer, uint16_t size) { + uint16_t i; + Set_CS; Clr_RS; Set_WR; Clr_RD; + for(i = 0; i < size; i++) { + Set_WR; + palWritePort(GDISP_DATA_PORT, buffer[i]); + Clr_WR; + } + Clr_CS; +} + +__inline void GDISP_LLD(readstream)(uint16_t *buffer, size_t size) { + uint16_t i; + Set_CS; Clr_RS; Clr_WR; Set_RD; + for(i = 0; i < size; i++) { + Set_RD; + buffer[i] = palReadPort(GDISP_DATA_PORT); + Clr_RD; + } +} +#endif + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialisation. + * @return TRUE if successful, FALSE on error. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + /* Initialise the display */ + +#if defined(GDISP_USE_FSMC) + + #if defined(STM32F1XX) || defined(STM32F3XX) + /* FSMC setup for F1/F3 */ + rccEnableAHB(RCC_AHBENR_FSMCEN, 0); + + #if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM) + #error "DMA not implemented for F1/F3 Devices" + #endif + #elif defined(STM32F4XX) || defined(STM32F2XX) + /* STM32F2-F4 FSMC init */ + rccEnableAHB3(RCC_AHB3ENR_FSMCEN, 0); + + #if defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM) + if (dmaStreamAllocate(GDISP_DMA_STREAM, 0, NULL, NULL)) chSysHalt(); + dmaStreamSetMemory0(GDISP_DMA_STREAM, &GDISP_RAM); + dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M); + #endif + #else + #error "FSMC not implemented for this device" + #endif + + /* set pins to FSMC mode */ + IOBus busD = {GPIOD, (1 << 0) | (1 << 1) | (1 << 4) | (1 << 5) | (1 << 7) | (1 << 8) | + (1 << 9) | (1 << 10) | (1 << 11) | (1 << 14) | (1 << 15), 0}; + + IOBus busE = {GPIOE, (1 << 7) | (1 << 8) | (1 << 9) | (1 << 10) | (1 << 11) | (1 << 12) | + (1 << 13) | (1 << 14) | (1 << 15), 0}; + + palSetBusMode(&busD, PAL_MODE_ALTERNATE(12)); + palSetBusMode(&busE, PAL_MODE_ALTERNATE(12)); + + const unsigned char FSMC_Bank = 0; + /* FSMC timing */ + FSMC_Bank1->BTCR[FSMC_Bank+1] = (FSMC_BTR1_ADDSET_1 | FSMC_BTR1_ADDSET_3) \ + | (FSMC_BTR1_DATAST_1 | FSMC_BTR1_DATAST_3) \ + | (FSMC_BTR1_BUSTURN_1 | FSMC_BTR1_BUSTURN_3) ; + + /* Bank1 NOR/SRAM control register configuration + * This is actually not needed as already set by default after reset */ + FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; + +#elif defined(GDISP_USE_GPIO) + IOBus busCMD = {GDISP_CMD_PORT, (1 << GDISP_CS) | (1 << GDISP_RS) | (1 << GDISP_WR) | (1 << GDISP_RD), 0}; + IOBus busDATA = {GDISP_CMD_PORT, 0xFFFFF, 0}; + palSetBusMode(&busCMD, PAL_MODE_OUTPUT_PUSHPULL); + palSetBusMode(&busDATA, PAL_MODE_OUTPUT_PUSHPULL); + +#else + #error "Please define GDISP_USE_FSMC or GDISP_USE_GPIO" +#endif + GDISP_LLD(writeindex)(SSD1963_SOFT_RESET); + chThdSleepMicroseconds(100); + + /* Driver PLL config */ + GDISP_LLD(writeindex)(SSD1963_SET_PLL_MN); + GDISP_LLD(writedata)(35); // PLLclk = REFclk (10Mhz) * 36 (360Mhz) + GDISP_LLD(writedata)(2); // SYSclk = PLLclk / 3 (120MHz) + GDISP_LLD(writedata)(4); // Apply calculation bit, else it is ignored + + GDISP_LLD(writeindex)(SSD1963_SET_PLL); // Enable PLL + GDISP_LLD(writedata)(0x01); + chThdSleepMicroseconds(200); + + GDISP_LLD(writeindex)(SSD1963_SET_PLL); // Use PLL + GDISP_LLD(writedata)(0x03); + chThdSleepMicroseconds(200); + + GDISP_LLD(writeindex)(SSD1963_SOFT_RESET); + chThdSleepMicroseconds(100); + + /* Screen size */ + GDISP_LLD(writeindex)(SSD1963_SET_GDISP_MODE); +// GDISP_LLD(writedata)(0x0000); + GDISP_LLD(writedata)(0b00011000); //Enabled dithering + GDISP_LLD(writedata)(0x0000); + GDISP_LLD(writedata)(mHIGH((GDISP_SCREEN_WIDTH+1))); + GDISP_LLD(writedata)((GDISP_SCREEN_WIDTH+1)); + GDISP_LLD(writedata)(mHIGH((GDISP_SCREEN_HEIGHT+1))); + GDISP_LLD(writedata)((GDISP_SCREEN_HEIGHT+1)); + GDISP_LLD(writedata)(0x0000); + + GDISP_LLD(writeindex)(SSD1963_SET_PIXEL_DATA_INTERFACE); + GDISP_LLD(writedata)(SSD1963_PDI_16BIT565); + + /* LCD Clock specs */ + GDISP_LLD(writeindex)(SSD1963_SET_LSHIFT_FREQ); + GDISP_LLD(writedata)((GDISP_FPR >> 16) & 0xFF); + GDISP_LLD(writedata)((GDISP_FPR >> 8) & 0xFF); + GDISP_LLD(writedata)(GDISP_FPR & 0xFF); + + GDISP_LLD(writeindex)(SSD1963_SET_HORI_PERIOD); + GDISP_LLD(writedata)(mHIGH(SCREEN_HSYNC_PERIOD)); + GDISP_LLD(writedata)(mLOW(SCREEN_HSYNC_PERIOD)); + GDISP_LLD(writedata)(mHIGH((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH))); + GDISP_LLD(writedata)(mLOW((SCREEN_HSYNC_PULSE + SCREEN_HSYNC_BACK_PORCH))); + GDISP_LLD(writedata)(SCREEN_HSYNC_PULSE); + GDISP_LLD(writedata)(0x00); + GDISP_LLD(writedata)(0x00); + GDISP_LLD(writedata)(0x00); + + GDISP_LLD(writeindex)(SSD1963_SET_VERT_PERIOD); + GDISP_LLD(writedata)(mHIGH(SCREEN_VSYNC_PERIOD)); + GDISP_LLD(writedata)(mLOW(SCREEN_VSYNC_PERIOD)); + GDISP_LLD(writedata)(mHIGH((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH))); + GDISP_LLD(writedata)(mLOW((SCREEN_VSYNC_PULSE + SCREEN_VSYNC_BACK_PORCH))); + GDISP_LLD(writedata)(SCREEN_VSYNC_PULSE); + GDISP_LLD(writedata)(0x00); + GDISP_LLD(writedata)(0x00); + + /* Tear effect indicator ON. This is used to tell the host MCU when the driver is not refreshing the panel */ + GDISP_LLD(writeindex)(SSD1963_SET_TEAR_ON); + GDISP_LLD(writedata)(0x0000); + + /* Turn on */ + GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON); + #if defined(GDISP_USE_FSMC) + /* FSMC delay reduced as the controller now runs at full speed */ + FSMC_Bank1->BTCR[FSMC_Bank+1] = FSMC_BTR1_ADDSET_0 | FSMC_BTR1_DATAST_2 | FSMC_BTR1_BUSTURN_0 ; + FSMC_Bank1->BTCR[FSMC_Bank] = FSMC_BCR1_MWID_0 | FSMC_BCR1_WREN | FSMC_BCR1_MBKEN; + #endif + + /* Initialise the GDISP structure to match */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = 100; + GDISP.Contrast = 50; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + + return TRUE; +} + +void GDISP_LLD(setwindow)(coord_t x0, coord_t y0, coord_t x1, coord_t y1) { + /* We don't need to validate here as the LLD routines will validate first. + * + * #if GDISP_NEED_VALIDATION + * if (x0 >= GDISP.Width || y0 >= GDISP.Height || x0 < 0 || y0 < 0) return; + * else if (x1 >= GDISP.Width || y1 >= GDISP.Height || y1 < 0 || y2 < 0) return; + * #endif + */ + GDISP_LLD(writeindex)(SSD1963_SET_PAGE_ADDRESS); + GDISP_LLD(writedata)((y0 >> 8) & 0xFF); + GDISP_LLD(writedata)((y0 >> 0) & 0xFF); + GDISP_LLD(writedata)((y1 >> 8) & 0xFF); + GDISP_LLD(writedata)((y1 >> 0) & 0xFF); + GDISP_LLD(writeindex)(SSD1963_SET_COLUMN_ADDRESS); + GDISP_LLD(writedata)((x0 >> 8) & 0xFF); + GDISP_LLD(writedata)((x0 >> 0) & 0xFF); + GDISP_LLD(writedata)((x1 >> 8) & 0xFF); + GDISP_LLD(writedata)((x1 >> 0) & 0xFF); +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + + GDISP_LLD(setwindow)(x, y, x, y); + GDISP_LLD(writestreamstart)(); + GDISP_LLD(writedata)(color); +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + uint32_t area; + area = cx*cy; + + GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1); + GDISP_LLD(writestreamstart)(); + + #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM) + uint8_t i; + dmaStreamSetPeripheral(GDISP_DMA_STREAM, &color); + dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M); + for (i = area/65535; i; i--) { + dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535); + dmaStreamEnable(GDISP_DMA_STREAM); + dmaWaitCompletion(GDISP_DMA_STREAM); + } + dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535); + dmaStreamEnable(GDISP_DMA_STREAM); + dmaWaitCompletion(GDISP_DMA_STREAM); + #else + uint32_t index; + for(index = 0; index < area; index++) + GDISP_LLD(writedata)(color); + #endif //#ifdef GDISP_USE_DMA +} +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + GDISP_LLD(setwindow)(x, y, x+cx-1, y+cy-1); + GDISP_LLD(writestreamstart)(); + + buffer += srcx + srcy * srccx; + + #if defined(GDISP_USE_FSMC) && defined(GDISP_USE_DMA) && defined(GDISP_DMA_STREAM) + uint32_t area = cx*cy; + uint8_t i; + dmaStreamSetPeripheral(GDISP_DMA_STREAM, buffer); + dmaStreamSetMode(GDISP_DMA_STREAM, STM32_DMA_CR_PL(0) | STM32_DMA_CR_PINC | STM32_DMA_CR_PSIZE_HWORD | STM32_DMA_CR_MSIZE_HWORD | STM32_DMA_CR_DIR_M2M); + for (i = area/65535; i; i--) { + dmaStreamSetTransactionSize(GDISP_DMA_STREAM, 65535); + dmaStreamEnable(GDISP_DMA_STREAM); + dmaWaitCompletion(GDISP_DMA_STREAM); + } + dmaStreamSetTransactionSize(GDISP_DMA_STREAM, area%65535); + dmaStreamEnable(GDISP_DMA_STREAM); + dmaWaitCompletion(GDISP_DMA_STREAM); + #else + coord_t endx, endy; + unsigned lg; + endx = srcx + cx; + endy = y + cy; + lg = srccx - cx; + for(; y < endy; y++, buffer += lg) + for(x=srcx; x < endx; x++) + GDISP_LLD(writedata)(*buffer++); + #endif //#ifdef GDISP_USE_DMA + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + /* NOT IMPLEMENTED YET */ + + /* + uint16_t size = x1 - x0 ; + + lld_lcdWriteIndex(SSD1963_SET_SCROLL_AREA); + lld_lcdWriteData((x0 >> 8) & 0xFF); + lld_lcdWriteData((x0 >> 0) & 0xFF); + lld_lcdWriteData((size >> 8) & 0xFF); + lld_lcdWriteData((size >> 0) & 0xFF); + lld_lcdWriteData(((lcd_height-x1) >> 8) & 0xFF); + lld_lcdWriteData(((lcd_height-x1) >> 0) & 0xFF); + + lld_lcdWriteIndex(SSD1963_SET_SCROLL_START); + lld_lcdWriteData((lines >> 8) & 0xFF); + lld_lcdWriteData((lines >> 0) & 0xFF); + */ + } + +#endif + +#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @details Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + /* NOT IMPLEMENTED YET */ + switch(what) { + case GDISP_CONTROL_POWER: + if (GDISP.Powermode == (gdisp_powermode_t)value) + return; + switch((gdisp_powermode_t)value) { + case powerOff: + GDISP_LLD(writeindex)(SSD1963_EXIT_SLEEP_MODE); // leave sleep mode + chThdSleepMicroseconds(5000); + GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_OFF); + GDISP_LLD(writeindex)(SSD1963_SET_DEEP_SLEEP); // enter deep sleep mode + break; + case powerOn: + GDISP_LLD(readreg)(0x0000); chThdSleepMicroseconds(5000); // 2x Dummy reads to wake up from deep sleep + GDISP_LLD(readreg)(0x0000); chThdSleepMicroseconds(5000); + if (GDISP.Powermode != powerSleep) + gdisp_lld_init(); + GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_ON); + + break; + case powerSleep: + GDISP_LLD(writeindex)(SSD1963_SET_DISPLAY_OFF); + GDISP_LLD(writeindex)(SSD1963_ENTER_SLEEP_MODE); // enter sleep mode + chThdSleepMicroseconds(5000); + break; + default: + return; + } + GDISP.Powermode = (gdisp_powermode_t)value; + return; + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + /* Code here */ + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_90: + /* Code here */ + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + case GDISP_ROTATE_180: + /* Code here */ + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Width = GDISP_SCREEN_WIDTH; + break; + case GDISP_ROTATE_270: + /* Code here */ + GDISP.Height = GDISP_SCREEN_WIDTH; + GDISP.Width = GDISP_SCREEN_HEIGHT; + break; + default: + return; + } + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +/* + case GDISP_CONTROL_BACKLIGHT: + case GDISP_CONTROL_CONTRAST: +*/ + } + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ diff --git a/drivers/gdisp/TestStub/gdisp_lld.c b/drivers/gdisp/TestStub/gdisp_lld.c index be323912..a1f3de3e 100644 --- a/drivers/gdisp/TestStub/gdisp_lld.c +++ b/drivers/gdisp/TestStub/gdisp_lld.c @@ -1,133 +1,133 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/gdisp/TestStub/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source (stub).
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-#ifndef GDISP_SCREEN_HEIGHT
- #define GDISP_SCREEN_HEIGHT 128
-#endif
-#ifndef GDISP_SCREEN_WIDTH
- #define GDISP_SCREEN_WIDTH 128
-#endif
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialization.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- /* Initialise the GDISP structure */
- GDISP.Width = GDISP_SCREEN_WIDTH;
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOff;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- (void)x;
- (void)y;
- (void)color;
-}
-
-/* ---- Optional Routines ---- */
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- /**
- * @brief Get the color of a particular pixel.
- * @note Optional.
- * @note If x,y is off the screen, the result is undefined.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- (void)x;
- (void)y;
-
- return 0;
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- (void)x;
- (void)y;
- (void)cx;
- (void)cy;
- (void)lines;
- (void)bgcolor;
- }
-#endif
-
-#endif /* GFX_USE_GDISP */
-/** @} */
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/gdisp/TestStub/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source (stub). + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +#ifndef GDISP_SCREEN_HEIGHT + #define GDISP_SCREEN_HEIGHT 128 +#endif +#ifndef GDISP_SCREEN_WIDTH + #define GDISP_SCREEN_WIDTH 128 +#endif + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialization. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + /* Initialise the GDISP structure */ + GDISP.Width = GDISP_SCREEN_WIDTH; + GDISP.Height = GDISP_SCREEN_HEIGHT; + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOff; + GDISP.Backlight = 100; + GDISP.Contrast = 50; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + (void)x; + (void)y; + (void)color; +} + +/* ---- Optional Routines ---- */ + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + /** + * @brief Get the color of a particular pixel. + * @note Optional. + * @note If x,y is off the screen, the result is undefined. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + (void)x; + (void)y; + + return 0; + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + (void)x; + (void)y; + (void)cx; + (void)cy; + (void)lines; + (void)bgcolor; + } +#endif + +#endif /* GFX_USE_GDISP */ +/** @} */ diff --git a/drivers/multiple/Win32/gdisp_lld.c b/drivers/multiple/Win32/gdisp_lld.c index 8a46abc9..220776d2 100644 --- a/drivers/multiple/Win32/gdisp_lld.c +++ b/drivers/multiple/Win32/gdisp_lld.c @@ -1,1026 +1,1026 @@ -/*
- ChibiOS/GFX - Copyright (C) 2012
- Joel Bodenmann aka Tectu <joel@unormal.org>
-
- This file is part of ChibiOS/GFX.
-
- ChibiOS/GFX is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/GFX is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file drivers/multiple/Win32/gdisp_lld.c
- * @brief GDISP Graphics Driver subsystem low level driver source for Win32.
- *
- * @addtogroup GDISP
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-#include "gfx.h"
-
-#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <windows.h>
-#include <wingdi.h>
-#include <assert.h>
-
-#ifndef GDISP_SCREEN_WIDTH
- #define GDISP_SCREEN_WIDTH 640
-#endif
-#ifndef GDISP_SCREEN_HEIGHT
- #define GDISP_SCREEN_HEIGHT 480
-#endif
-
-#if GINPUT_NEED_TOGGLE
- /* Include toggle support code */
- #include "ginput/lld/toggle.h"
-
- const GToggleConfig GInputToggleConfigTable[GINPUT_TOGGLE_CONFIG_ENTRIES] = {
- {0, 0xFF, 0x00, PAL_MODE_INPUT},
- };
-#endif
-
-#if GINPUT_NEED_MOUSE
- /* Include mouse support code */
- #include "ginput/lld/mouse.h"
-#endif
-
-/* Include the emulation code for things we don't support */
-#include "gdisp/lld/emulation.c"
-
-/*===========================================================================*/
-/* Driver local routines . */
-/*===========================================================================*/
-
-#define WIN32_USE_MSG_REDRAW FALSE
-#if GINPUT_NEED_TOGGLE
- #define WIN32_BUTTON_AREA 16
-#else
- #define WIN32_BUTTON_AREA 0
-#endif
-
-#define APP_NAME "GDISP"
-
-#define COLOR2BGR(c) ((((c) & 0xFF)<<16)|((c) & 0xFF00)|(((c)>>16) & 0xFF))
-#define BGR2COLOR(c) COLOR2BGR(c)
-
-static HWND winRootWindow = NULL;
-static HDC dcBuffer = NULL;
-static HBITMAP dcBitmap = NULL;
-static HBITMAP dcOldBitmap;
-static volatile bool_t isReady = FALSE;
-static coord_t wWidth, wHeight;
-
-#if GINPUT_NEED_MOUSE
- static coord_t mousex, mousey;
- static uint16_t mousebuttons;
-#endif
-#if GINPUT_NEED_TOGGLE
- static uint8_t toggles = 0;
-#endif
-
-static LRESULT myWindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
-{
- HDC dc;
- PAINTSTRUCT ps;
- #if GINPUT_NEED_TOGGLE
- HBRUSH hbrOn, hbrOff;
- HPEN pen;
- RECT rect;
- HGDIOBJ old;
- POINT p;
- coord_t pos;
- uint8_t bit;
- #endif
-
- switch (Msg) {
- case WM_CREATE:
- break;
- case WM_LBUTTONDOWN:
- #if GINPUT_NEED_MOUSE
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons |= GINPUT_MOUSE_BTN_LEFT;
- goto mousemove;
- }
- #endif
- #if GINPUT_NEED_TOGGLE
- bit = 1 << ((coord_t)LOWORD(lParam)*8/wWidth);
- toggles ^= bit;
- rect.left = 0;
- rect.right = wWidth;
- rect.top = wHeight;
- rect.bottom = wHeight + WIN32_BUTTON_AREA;
- InvalidateRect(hWnd, &rect, FALSE);
- UpdateWindow(hWnd);
- #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE
- ginputToggleWakeup();
- #endif
- #endif
- break;
- case WM_LBUTTONUP:
- #if GINPUT_NEED_TOGGLE
- if ((toggles & 0xF0)) {
- toggles &= 0x0F;
- rect.left = 0;
- rect.right = wWidth;
- rect.top = wHeight;
- rect.bottom = wHeight + WIN32_BUTTON_AREA;
- InvalidateRect(hWnd, &rect, FALSE);
- UpdateWindow(hWnd);
- #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE
- ginputToggleWakeup();
- #endif
- }
- #endif
- #if GINPUT_NEED_MOUSE
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons &= ~GINPUT_MOUSE_BTN_LEFT;
- goto mousemove;
- }
- #endif
- break;
-#if GINPUT_NEED_MOUSE
- case WM_MBUTTONDOWN:
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons |= GINPUT_MOUSE_BTN_MIDDLE;
- goto mousemove;
- }
- break;
- case WM_MBUTTONUP:
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons &= ~GINPUT_MOUSE_BTN_MIDDLE;
- goto mousemove;
- }
- break;
- case WM_RBUTTONDOWN:
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons |= GINPUT_MOUSE_BTN_RIGHT;
- goto mousemove;
- }
- break;
- case WM_RBUTTONUP:
- if ((coord_t)HIWORD(lParam) < wHeight) {
- mousebuttons &= ~GINPUT_MOUSE_BTN_RIGHT;
- goto mousemove;
- }
- break;
- case WM_MOUSEMOVE:
- if ((coord_t)HIWORD(lParam) >= wHeight)
- break;
- mousemove:
- mousex = (coord_t)LOWORD(lParam);
- mousey = (coord_t)HIWORD(lParam);
- #if GINPUT_MOUSE_POLL_PERIOD == TIME_INFINITE
- ginputMouseWakeup();
- #endif
- break;
-#endif
- case WM_SYSKEYDOWN:
- case WM_KEYDOWN:
- case WM_SYSKEYUP:
- case WM_KEYUP:
- break;
- case WM_CHAR:
- case WM_DEADCHAR:
- case WM_SYSCHAR:
- case WM_SYSDEADCHAR:
- break;
- case WM_PAINT:
- dc = BeginPaint(hWnd, &ps);
- BitBlt(dc, ps.rcPaint.left, ps.rcPaint.top,
- ps.rcPaint.right - ps.rcPaint.left,
- (ps.rcPaint.bottom > wHeight ? wHeight : ps.rcPaint.bottom) - ps.rcPaint.top,
- dcBuffer, ps.rcPaint.left, ps.rcPaint.top, SRCCOPY);
- #if GINPUT_NEED_TOGGLE
- if (ps.rcPaint.bottom >= wHeight) {
- pen = CreatePen(PS_SOLID, 1, COLOR2BGR(Black));
- hbrOn = CreateSolidBrush(COLOR2BGR(Blue));
- hbrOff = CreateSolidBrush(COLOR2BGR(Gray));
- old = SelectObject(dc, pen);
- MoveToEx(dc, 0, wHeight, &p);
- LineTo(dc, wWidth, wHeight);
- for(pos = 0, bit=1; pos < wWidth; pos=rect.right, bit <<= 1) {
- rect.left = pos;
- rect.right = pos + wWidth/8;
- rect.top = wHeight;
- rect.bottom = wHeight + WIN32_BUTTON_AREA;
- FillRect(dc, &rect, (toggles & bit) ? hbrOn : hbrOff);
- if (pos > 0) {
- MoveToEx(dc, rect.left, rect.top, &p);
- LineTo(dc, rect.left, rect.bottom);
- }
- }
- DeleteObject(hbrOn);
- DeleteObject(hbrOff);
- SelectObject(dc, old);
- }
- #endif
- EndPaint(hWnd, &ps);
- break;
- case WM_DESTROY:
- PostQuitMessage(0);
- SelectObject(dcBuffer, dcOldBitmap);
- DeleteDC(dcBuffer);
- DeleteObject(dcBitmap);
- winRootWindow = NULL;
- break;
- default:
- return DefWindowProc(hWnd, Msg, wParam, lParam);
- }
- return 0;
-}
-
-static DWORD WINAPI WindowThread(LPVOID lpParameter) {
- (void)lpParameter;
-
- MSG msg;
- HANDLE hInstance;
- WNDCLASS wc;
- RECT rect;
- HDC dc;
-
- hInstance = GetModuleHandle(NULL);
-
- wc.style = CS_HREDRAW | CS_VREDRAW; // | CS_OWNDC;
- wc.lpfnWndProc = (WNDPROC)myWindowProc;
- wc.cbClsExtra = 0;
- wc.cbWndExtra = 0;
- wc.hInstance = hInstance;
- wc.hIcon = LoadIcon(NULL, IDI_APPLICATION);
- wc.hCursor = LoadCursor(NULL, IDC_ARROW);
- wc.hbrBackground = GetStockObject(WHITE_BRUSH);
- wc.lpszMenuName = NULL;
- wc.lpszClassName = APP_NAME;
- RegisterClass(&wc);
-
- rect.top = 0; rect.bottom = wHeight+WIN32_BUTTON_AREA;
- rect.left = 0; rect.right = wWidth;
- AdjustWindowRect(&rect, WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0);
- winRootWindow = CreateWindow(APP_NAME, "", WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0, 0,
- rect.right-rect.left, rect.bottom-rect.top, 0, 0, hInstance, NULL);
- assert(winRootWindow != NULL);
-
-
- GetClientRect(winRootWindow, &rect);
- wWidth = rect.right-rect.left;
- wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA;
-
- dc = GetDC(winRootWindow);
- dcBitmap = CreateCompatibleBitmap(dc, wWidth, wHeight);
- dcBuffer = CreateCompatibleDC(dc);
- ReleaseDC(winRootWindow, dc);
- dcOldBitmap = SelectObject(dcBuffer, dcBitmap);
-
- ShowWindow(winRootWindow, SW_SHOW);
- UpdateWindow(winRootWindow);
- isReady = TRUE;
-
- while(GetMessage(&msg, NULL, 0, 0) > 0) {
- TranslateMessage(&msg);
- DispatchMessage(&msg);
- }
- ExitProcess(0);
- return msg.wParam;
-}
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/* ---- Required Routines ---- */
-/*
- The following 2 routines are required.
- All other routines are optional.
-*/
-
-/**
- * @brief Low level GDISP driver initialisation.
- * @return TRUE if successful, FALSE on error.
- *
- * @notapi
- */
-bool_t lld_gdisp_init(void) {
- RECT rect;
-
- /* Set the window dimensions */
- GetWindowRect(GetDesktopWindow(), &rect);
- wWidth = rect.right - rect.left;
- wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA;
- if (wWidth > GDISP_SCREEN_WIDTH)
- wWidth = GDISP_SCREEN_WIDTH;
- if (wHeight > GDISP_SCREEN_HEIGHT)
- wHeight = GDISP_SCREEN_HEIGHT;
-
- /* Initialise the window */
- CreateThread(0, 0, WindowThread, 0, 0, 0);
- while (!isReady)
- Sleep(1);
-
- /* Initialise the GDISP structure to match */
- GDISP.Orientation = GDISP_ROTATE_0;
- GDISP.Powermode = powerOn;
- GDISP.Backlight = 100;
- GDISP.Contrast = 50;
- GDISP.Width = wWidth;
- GDISP.Height = wHeight;
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- return TRUE;
-}
-
-/**
- * @brief Draws a pixel on the display.
- *
- * @param[in] x X location of the pixel
- * @param[in] y Y location of the pixel
- * @param[in] color The color of the pixel
- *
- * @notapi
- */
-void lld_gdisp_draw_pixel(coord_t x, coord_t y, color_t color) {
- HDC dc;
- #if WIN32_USE_MSG_REDRAW
- RECT rect;
- #endif
- #if GDISP_NEED_CONTROL
- coord_t t;
- #endif
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- // Clip pre orientation change
- if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- #endif
-
- #if GDISP_NEED_CONTROL
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- break;
- case GDISP_ROTATE_90:
- t = GDISP.Height - 1 - y;
- y = x;
- x = t;
- break;
- case GDISP_ROTATE_180:
- x = GDISP.Width - 1 - x;
- y = GDISP.Height - 1 - y;
- break;
- case GDISP_ROTATE_270:
- t = GDISP.Width - 1 - x;
- x = y;
- y = t;
- break;
- }
- #endif
-
- // Draw the pixel in the buffer
- color = COLOR2BGR(color);
- SetPixel(dcBuffer, x, y, color);
-
- #if WIN32_USE_MSG_REDRAW
- rect.left = x; rect.right = x+1;
- rect.top = y; rect.bottom = y+1;
- InvalidateRect(winRootWindow, &rect, FALSE);
- UpdateWindow(winRootWindow);
- #else
- // Draw the pixel again directly on the screen.
- // This is cheaper than invalidating a single pixel in the window
- dc = GetDC(winRootWindow);
- SetPixel(dc, x, y, color);
- ReleaseDC(winRootWindow, dc);
- #endif
-}
-
-/* ---- Optional Routines ---- */
-
-#if GDISP_HARDWARE_LINES || defined(__DOXYGEN__)
- /**
- * @brief Draw a line.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x0, y0 The start of the line
- * @param[in] x1, y1 The end of the line
- * @param[in] color The color of the line
- *
- * @notapi
- */
- void lld_gdisp_draw_line(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) {
- POINT p;
- HPEN pen;
- HDC dc;
- HGDIOBJ old;
- #if GDISP_NEED_CLIP
- HRGN clip;
- #endif
- #if WIN32_USE_MSG_REDRAW
- RECT rect;
- #endif
- #if GDISP_NEED_CONTROL
- coord_t t;
- #endif
-
- #if GDISP_NEED_CLIP
- clip = NULL;
- #endif
-
- #if GDISP_NEED_CONTROL
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- #if GDISP_NEED_CLIP
- // Clip post orientation change
- if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
- clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1);
- #endif
- break;
- case GDISP_ROTATE_90:
- t = GDISP.Height - 1 - y0;
- y0 = x0;
- x0 = t;
- t = GDISP.Height - 1 - y1;
- y1 = x1;
- x1 = t;
- #if GDISP_NEED_CLIP
- // Clip post orientation change
- if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
- clip = CreateRectRgn(GDISP.Height-1-GDISP.clipy1, GDISP.clipx0, GDISP.Height-1-GDISP.clipy0, GDISP.clipx1);
- #endif
- break;
- case GDISP_ROTATE_180:
- x0 = GDISP.Width - 1 - x0;
- y0 = GDISP.Height - 1 - y0;
- x1 = GDISP.Width - 1 - x1;
- y1 = GDISP.Height - 1 - y1;
- #if GDISP_NEED_CLIP
- // Clip post orientation change
- if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
- clip = CreateRectRgn(GDISP.Width-1-GDISP.clipx1, GDISP.Height-1-GDISP.clipy1, GDISP.Width-1-GDISP.clipx0, GDISP.Height-1-GDISP.clipy0);
- #endif
- break;
- case GDISP_ROTATE_270:
- t = GDISP.Width - 1 - x0;
- x0 = y0;
- y0 = t;
- t = GDISP.Width - 1 - x1;
- x1 = y1;
- y1 = t;
- #if GDISP_NEED_CLIP
- // Clip post orientation change
- if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
- clip = CreateRectRgn(GDISP.clipy0, GDISP.Width-1-GDISP.clipx1, GDISP.clipy1, GDISP.Width-1-GDISP.clipx0);
- #endif
- break;
- }
- #else
- #if GDISP_NEED_CLIP
- clip = NULL;
- if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height)
- clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1);
- #endif
- #endif
-
- color = COLOR2BGR(color);
- pen = CreatePen(PS_SOLID, 1, color);
- if (pen) {
- // Draw the line in the buffer
- #if GDISP_NEED_CLIP
- if (clip) SelectClipRgn(dcBuffer, clip);
- #endif
- old = SelectObject(dcBuffer, pen);
- MoveToEx(dcBuffer, x0, y0, &p);
- LineTo(dcBuffer, x1, y1);
- SelectObject(dcBuffer, old);
- SetPixel(dcBuffer, x1, y1, color);
- #if GDISP_NEED_CLIP
- if (clip) SelectClipRgn(dcBuffer, NULL);
- #endif
-
- #if WIN32_USE_MSG_REDRAW
- rect.left = x0; rect.right = x1+1;
- rect.top = y0; rect.bottom = y1+1;
- InvalidateRect(winRootWindow, &rect, FALSE);
- UpdateWindow(winRootWindow);
- #else
- // Redrawing the line on the screen is cheaper than invalidating the whole rectangular area
- dc = GetDC(winRootWindow);
- #if GDISP_NEED_CLIP
- if (clip) SelectClipRgn(dc, clip);
- #endif
- old = SelectObject(dc, pen);
- MoveToEx(dc, x0, y0, &p);
- LineTo(dc, x1, y1);
- SelectObject(dc, old);
- SetPixel(dc, x1, y1, color);
- #if GDISP_NEED_CLIP
- if (clip) SelectClipRgn(dc, NULL);
- #endif
- ReleaseDC(winRootWindow, dc);
- #endif
-
- DeleteObject(pen);
- }
- }
-#endif
-
-#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a color.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] color The color of the fill
- *
- * @notapi
- */
- void lld_gdisp_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) {
- HDC dc;
- RECT rect;
- HBRUSH hbr;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- // Clip pre orientation change
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- #if GDISP_NEED_CONTROL
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- break;
- case GDISP_ROTATE_90:
- rect.top = x;
- rect.bottom = rect.top+cx;
- rect.right = GDISP.Height - y;
- rect.left = rect.right-cy;
- break;
- case GDISP_ROTATE_180:
- rect.bottom = GDISP.Height - y;
- rect.top = rect.bottom-cy;
- rect.right = GDISP.Width - x;
- rect.left = rect.right-cx;
- break;
- case GDISP_ROTATE_270:
- rect.bottom = GDISP.Width - x;
- rect.top = rect.bottom-cx;
- rect.left = y;
- rect.right = rect.left+cy;
- break;
- }
- #else
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- #endif
-
- color = COLOR2BGR(color);
- hbr = CreateSolidBrush(color);
-
- if (hbr) {
- // Fill the area
- FillRect(dcBuffer, &rect, hbr);
-
- #if WIN32_USE_MSG_REDRAW
- InvalidateRect(winRootWindow, &rect, FALSE);
- UpdateWindow(winRootWindow);
- #else
- // Filling the area directly on the screen is likely to be cheaper than invalidating it
- dc = GetDC(winRootWindow);
- FillRect(dc, &rect, hbr);
- ReleaseDC(winRootWindow, dc);
- #endif
-
- DeleteObject(hbr);
- }
- }
-#endif
-
-#if (GDISP_HARDWARE_BITFILLS && GDISP_NEED_CONTROL) || defined(__DOXYGEN__)
- static pixel_t *rotateimg(coord_t cx, coord_t cy, coord_t srcx, coord_t srccx, const pixel_t *buffer) {
- pixel_t *dstbuf;
- pixel_t *dst;
- const pixel_t *src;
- size_t sz;
- coord_t i, j;
-
- // Shortcut.
- if (GDISP.Orientation == GDISP_ROTATE_0 && srcx == 0 && cx == srccx)
- return (pixel_t *)buffer;
-
- // Allocate the destination buffer
- sz = (size_t)cx * (size_t)cy;
- if (!(dstbuf = (pixel_t *)malloc(sz * sizeof(pixel_t))))
- return 0;
-
- // Copy the bits we need
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- for(dst = dstbuf, src = buffer+srcx, j = 0; j < cy; j++)
- for(i = 0; i < cx; i++, src += srccx - cx)
- *dst++ = *src++;
- break;
- case GDISP_ROTATE_90:
- for(src = buffer+srcx, j = 0; j < cy; j++) {
- dst = dstbuf+cy-j-1;
- for(i = 0; i < cx; i++, src += srccx - cx, dst += cy)
- *dst = *src++;
- }
- break;
- case GDISP_ROTATE_180:
- for(dst = dstbuf+sz, src = buffer+srcx, j = 0; j < cy; j++)
- for(i = 0; i < cx; i++, src += srccx - cx)
- *--dst = *src++;
- break;
- case GDISP_ROTATE_270:
- for(src = buffer+srcx, j = 0; j < cy; j++) {
- dst = dstbuf+sz-cy+j;
- for(i = 0; i < cx; i++, src += srccx - cx, dst -= cy)
- *dst = *src++;
- }
- break;
- }
- return dstbuf;
- }
-#endif
-
-#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__)
- /**
- * @brief Fill an area with a bitmap.
- * @note Optional - The high level driver can emulate using software.
- *
- * @param[in] x, y The start filled area
- * @param[in] cx, cy The width and height to be filled
- * @param[in] srcx, srcy The bitmap position to start the fill from
- * @param[in] srccx The width of a line in the bitmap.
- * @param[in] buffer The pixels to use to fill the area.
- *
- * @notapi
- */
- void lld_gdisp_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) {
- BITMAPV4HEADER bmpInfo;
- RECT rect;
- #if GDISP_NEED_CONTROL
- pixel_t *srcimg;
- #endif
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- // Clip pre orientation change
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (srcx+cx > srccx) cx = srccx - srcx;
- if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- // Make everything relative to the start of the line
- buffer += srccx*srcy;
- srcy = 0;
-
- memset(&bmpInfo, 0, sizeof(bmpInfo));
- bmpInfo.bV4Size = sizeof(bmpInfo);
- bmpInfo.bV4Planes = 1;
- bmpInfo.bV4BitCount = 32;
- bmpInfo.bV4AlphaMask = 0;
- bmpInfo.bV4RedMask = RGB2COLOR(255,0,0);
- bmpInfo.bV4GreenMask = RGB2COLOR(0,255,0);
- bmpInfo.bV4BlueMask = RGB2COLOR(0,0,255);
- bmpInfo.bV4V4Compression = BI_BITFIELDS;
- bmpInfo.bV4XPelsPerMeter = 3078;
- bmpInfo.bV4YPelsPerMeter = 3078;
- bmpInfo.bV4ClrUsed = 0;
- bmpInfo.bV4ClrImportant = 0;
- bmpInfo.bV4CSType = 0; //LCS_sRGB;
-
- #if GDISP_NEED_CONTROL
- bmpInfo.bV4SizeImage = (cy*cx) * sizeof(pixel_t);
- srcimg = rotateimg(cx, cy, srcx, srccx, buffer);
- if (!srcimg) return;
-
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- bmpInfo.bV4Width = cx;
- bmpInfo.bV4Height = -cy; /* top-down image */
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- break;
- case GDISP_ROTATE_90:
- bmpInfo.bV4Width = cy;
- bmpInfo.bV4Height = -cx; /* top-down image */
- rect.top = x;
- rect.bottom = rect.top+cx;
- rect.right = GDISP.Height - y;
- rect.left = rect.right-cy;
- break;
- case GDISP_ROTATE_180:
- bmpInfo.bV4Width = cx;
- bmpInfo.bV4Height = -cy; /* top-down image */
- rect.bottom = GDISP.Height - y;
- rect.top = rect.bottom-cy;
- rect.right = GDISP.Width - x;
- rect.left = rect.right-cx;
- break;
- case GDISP_ROTATE_270:
- bmpInfo.bV4Width = cy;
- bmpInfo.bV4Height = -cx; /* top-down image */
- rect.bottom = GDISP.Width - x;
- rect.top = rect.bottom-cx;
- rect.left = y;
- rect.right = rect.left+cy;
- break;
- }
- SetDIBitsToDevice(dcBuffer, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, 0, 0, 0, rect.bottom-rect.top, srcimg, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS);
- if (srcimg != (pixel_t *)buffer)
- free(srcimg);
-
- #else
- bmpInfo.bV4Width = srccx;
- bmpInfo.bV4Height = -cy; /* top-down image */
- bmpInfo.bV4SizeImage = (cy*srccx) * sizeof(pixel_t);
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- SetDIBitsToDevice(dcBuffer, x, y, cx, cy, srcx, 0, 0, cy, buffer, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS);
- #endif
-
- // Invalidate the region to get it on the screen.
- InvalidateRect(winRootWindow, &rect, FALSE);
- UpdateWindow(winRootWindow);
- }
-#endif
-
-#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__)
- /**
- * @brief Get the color of a particular pixel.
- * @note Optional.
- * @note If x,y is off the screen, the result is undefined.
- * @return The color of the specified pixel.
- *
- * @param[in] x, y The start of the text
- *
- * @notapi
- */
- color_t lld_gdisp_get_pixel_color(coord_t x, coord_t y) {
- color_t color;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- // Clip pre orientation change
- if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0;
- #endif
-
- #if GDISP_NEED_CONTROL
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_90:
- t = GDISP.Height - 1 - y;
- y = x;
- x = t;
- break;
- case GDISP_ROTATE_180:
- x = GDISP.Width - 1 - x;
- y = GDISP.Height - 1 - y;
- break;
- case GDISP_ROTATE_270:
- t = GDISP.Width - 1 - x;
- x = y;
- y = t;
- break;
- }
- #endif
-
- color = GetPixel(dcBuffer, x, y);
- return BGR2COLOR(color);
- }
-#endif
-
-#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__)
- /**
- * @brief Scroll vertically a section of the screen.
- * @note Optional.
- * @note If x,y + cx,cy is off the screen, the result is undefined.
- * @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
- *
- * @param[in] x, y The start of the area to be scrolled
- * @param[in] cx, cy The size of the area to be scrolled
- * @param[in] lines The number of lines to scroll (Can be positive or negative)
- * @param[in] bgcolor The color to fill the newly exposed area.
- *
- * @notapi
- */
- void lld_gdisp_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) {
- RECT rect, frect, srect;
- HBRUSH hbr;
-
- #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP
- // Clip pre orientation change
- if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; }
- if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; }
- if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return;
- if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x;
- if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y;
- #endif
-
- if (lines > cy) lines = cy;
- else if (-lines > cy) lines = -cy;
-
- bgcolor = COLOR2BGR(bgcolor);
- hbr = CreateSolidBrush(bgcolor);
-
- #if GDISP_NEED_CONTROL
- switch(GDISP.Orientation) {
- case GDISP_ROTATE_0:
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- lines = -lines;
- goto vertical_scroll;
- case GDISP_ROTATE_90:
- rect.top = x;
- rect.bottom = rect.top+cx;
- rect.right = GDISP.Height - y;
- rect.left = rect.right-cy;
- goto horizontal_scroll;
- case GDISP_ROTATE_180:
- rect.bottom = GDISP.Height - y;
- rect.top = rect.bottom-cy;
- rect.right = GDISP.Width - x;
- rect.left = rect.right-cx;
- vertical_scroll:
- srect.left = frect.left = rect.left;
- srect.right = frect.right = rect.right;
- if (lines > 0) {
- srect.top = frect.top = rect.top;
- frect.bottom = rect.top+lines;
- srect.bottom = rect.bottom-lines;
- } else {
- srect.bottom = frect.bottom = rect.bottom;
- frect.top = rect.bottom+lines;
- srect.top = rect.top-lines;
- }
- if (cy >= lines && cy >= -lines)
- ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0);
- break;
- case GDISP_ROTATE_270:
- rect.bottom = GDISP.Width - x;
- rect.top = rect.bottom-cx;
- rect.left = y;
- rect.right = rect.left+cy;
- lines = -lines;
- horizontal_scroll:
- srect.top = frect.top = rect.top;
- srect.bottom = frect.bottom = rect.bottom;
- if (lines > 0) {
- srect.left = frect.left = rect.left;
- frect.right = rect.left+lines;
- srect.right = rect.right-lines;
- } else {
- srect.right = frect.right = rect.right;
- frect.left = rect.right+lines;
- srect.left = rect.left-lines;
- }
- if (cy >= lines && cy >= -lines)
- ScrollDC(dcBuffer, lines, 0, &srect, 0, 0, 0);
- break;
- }
- #else
- rect.top = y;
- rect.bottom = rect.top+cy;
- rect.left = x;
- rect.right = rect.left+cx;
- lines = -lines;
- srect.left = frect.left = rect.left;
- srect.right = frect.right = rect.right;
- if (lines > 0) {
- srect.top = frect.top = rect.top;
- frect.bottom = rect.top+lines;
- srect.bottom = rect.bottom-lines;
- } else {
- srect.bottom = frect.bottom = rect.bottom;
- frect.top = rect.bottom+lines;
- srect.top = rect.top-lines;
- }
- if (cy >= lines && cy >= -lines)
- ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0);
- #endif
-
- if (hbr)
- FillRect(dcBuffer, &frect, hbr);
- InvalidateRect(winRootWindow, &rect, FALSE);
- UpdateWindow(winRootWindow);
- }
-#endif
-
-#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__)
- /**
- * @brief Driver Control
- * @detail Unsupported control codes are ignored.
- * @note The value parameter should always be typecast to (void *).
- * @note There are some predefined and some specific to the low level driver.
- * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
- * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
- * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
- * that only supports off/on anything other
- * than zero is on.
- * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
- * GDISP_CONTROL_LLD - Low level driver control constants start at
- * this value.
- *
- * @param[in] what What to do.
- * @param[in] value The value to use (always cast to a void *).
- *
- * @notapi
- */
- void lld_gdisp_control(unsigned what, void *value) {
- switch(what) {
- case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
- return;
- switch((gdisp_orientation_t)value) {
- case GDISP_ROTATE_0:
- GDISP.Width = wWidth;
- GDISP.Height = wHeight;
- break;
- case GDISP_ROTATE_90:
- GDISP.Height = wWidth;
- GDISP.Width = wHeight;
- break;
- case GDISP_ROTATE_180:
- GDISP.Width = wWidth;
- GDISP.Height = wHeight;
- break;
- case GDISP_ROTATE_270:
- GDISP.Height = wWidth;
- GDISP.Width = wHeight;
- break;
- default:
- return;
- }
-
- #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION
- GDISP.clipx0 = 0;
- GDISP.clipy0 = 0;
- GDISP.clipx1 = GDISP.Width;
- GDISP.clipy1 = GDISP.Height;
- #endif
- GDISP.Orientation = (gdisp_orientation_t)value;
- return;
-/*
- case GDISP_CONTROL_POWER:
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
- }
- }
-#endif
-
-#if GINPUT_NEED_MOUSE
-
- void ginput_lld_mouse_init(void) {}
-
- void ginput_lld_mouse_get_reading(MouseReading *pt) {
- pt->x = mousex;
- pt->y = mousey > wHeight ? wHeight : mousey;
- pt->z = (mousebuttons & GINPUT_MOUSE_BTN_LEFT) ? 100 : 0;
- pt->buttons = mousebuttons;
- }
-
-#endif /* GINPUT_NEED_MOUSE */
-
-#if GINPUT_NEED_TOGGLE
-
- void ginput_lld_toggle_init(const GToggleConfig *ptc) { (void) ptc; }
- unsigned ginput_lld_toggle_getbits(const GToggleConfig *ptc) { (void) ptc; return toggles; }
-
-#endif /* GINPUT_NEED_MOUSE */
-
-#endif /* GFX_USE_GDISP */
-/** @} */
-
+/* + ChibiOS/GFX - Copyright (C) 2012 + Joel Bodenmann aka Tectu <joel@unormal.org> + + This file is part of ChibiOS/GFX. + + ChibiOS/GFX is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + ChibiOS/GFX is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +/** + * @file drivers/multiple/Win32/gdisp_lld.c + * @brief GDISP Graphics Driver subsystem low level driver source for Win32. + * + * @addtogroup GDISP + * @{ + */ + +#include "ch.h" +#include "hal.h" +#include "gfx.h" + +#if GFX_USE_GDISP /*|| defined(__DOXYGEN__)*/ + +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <windows.h> +#include <wingdi.h> +#include <assert.h> + +#ifndef GDISP_SCREEN_WIDTH + #define GDISP_SCREEN_WIDTH 640 +#endif +#ifndef GDISP_SCREEN_HEIGHT + #define GDISP_SCREEN_HEIGHT 480 +#endif + +#if GINPUT_NEED_TOGGLE + /* Include toggle support code */ + #include "ginput/lld/toggle.h" + + const GToggleConfig GInputToggleConfigTable[GINPUT_TOGGLE_CONFIG_ENTRIES] = { + {0, 0xFF, 0x00, PAL_MODE_INPUT}, + }; +#endif + +#if GINPUT_NEED_MOUSE + /* Include mouse support code */ + #include "ginput/lld/mouse.h" +#endif + +/* Include the emulation code for things we don't support */ +#include "gdisp/lld/emulation.c" + +/*===========================================================================*/ +/* Driver local routines . */ +/*===========================================================================*/ + +#define WIN32_USE_MSG_REDRAW FALSE +#if GINPUT_NEED_TOGGLE + #define WIN32_BUTTON_AREA 16 +#else + #define WIN32_BUTTON_AREA 0 +#endif + +#define APP_NAME "GDISP" + +#define COLOR2BGR(c) ((((c) & 0xFF)<<16)|((c) & 0xFF00)|(((c)>>16) & 0xFF)) +#define BGR2COLOR(c) COLOR2BGR(c) + +static HWND winRootWindow = NULL; +static HDC dcBuffer = NULL; +static HBITMAP dcBitmap = NULL; +static HBITMAP dcOldBitmap; +static volatile bool_t isReady = FALSE; +static coord_t wWidth, wHeight; + +#if GINPUT_NEED_MOUSE + static coord_t mousex, mousey; + static uint16_t mousebuttons; +#endif +#if GINPUT_NEED_TOGGLE + static uint8_t toggles = 0; +#endif + +static LRESULT myWindowProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam) +{ + HDC dc; + PAINTSTRUCT ps; + #if GINPUT_NEED_TOGGLE + HBRUSH hbrOn, hbrOff; + HPEN pen; + RECT rect; + HGDIOBJ old; + POINT p; + coord_t pos; + uint8_t bit; + #endif + + switch (Msg) { + case WM_CREATE: + break; + case WM_LBUTTONDOWN: + #if GINPUT_NEED_MOUSE + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons |= GINPUT_MOUSE_BTN_LEFT; + goto mousemove; + } + #endif + #if GINPUT_NEED_TOGGLE + bit = 1 << ((coord_t)LOWORD(lParam)*8/wWidth); + toggles ^= bit; + rect.left = 0; + rect.right = wWidth; + rect.top = wHeight; + rect.bottom = wHeight + WIN32_BUTTON_AREA; + InvalidateRect(hWnd, &rect, FALSE); + UpdateWindow(hWnd); + #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE + ginputToggleWakeup(); + #endif + #endif + break; + case WM_LBUTTONUP: + #if GINPUT_NEED_TOGGLE + if ((toggles & 0xF0)) { + toggles &= 0x0F; + rect.left = 0; + rect.right = wWidth; + rect.top = wHeight; + rect.bottom = wHeight + WIN32_BUTTON_AREA; + InvalidateRect(hWnd, &rect, FALSE); + UpdateWindow(hWnd); + #if GINPUT_TOGGLE_POLL_PERIOD == TIME_INFINITE + ginputToggleWakeup(); + #endif + } + #endif + #if GINPUT_NEED_MOUSE + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons &= ~GINPUT_MOUSE_BTN_LEFT; + goto mousemove; + } + #endif + break; +#if GINPUT_NEED_MOUSE + case WM_MBUTTONDOWN: + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons |= GINPUT_MOUSE_BTN_MIDDLE; + goto mousemove; + } + break; + case WM_MBUTTONUP: + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons &= ~GINPUT_MOUSE_BTN_MIDDLE; + goto mousemove; + } + break; + case WM_RBUTTONDOWN: + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons |= GINPUT_MOUSE_BTN_RIGHT; + goto mousemove; + } + break; + case WM_RBUTTONUP: + if ((coord_t)HIWORD(lParam) < wHeight) { + mousebuttons &= ~GINPUT_MOUSE_BTN_RIGHT; + goto mousemove; + } + break; + case WM_MOUSEMOVE: + if ((coord_t)HIWORD(lParam) >= wHeight) + break; + mousemove: + mousex = (coord_t)LOWORD(lParam); + mousey = (coord_t)HIWORD(lParam); + #if GINPUT_MOUSE_POLL_PERIOD == TIME_INFINITE + ginputMouseWakeup(); + #endif + break; +#endif + case WM_SYSKEYDOWN: + case WM_KEYDOWN: + case WM_SYSKEYUP: + case WM_KEYUP: + break; + case WM_CHAR: + case WM_DEADCHAR: + case WM_SYSCHAR: + case WM_SYSDEADCHAR: + break; + case WM_PAINT: + dc = BeginPaint(hWnd, &ps); + BitBlt(dc, ps.rcPaint.left, ps.rcPaint.top, + ps.rcPaint.right - ps.rcPaint.left, + (ps.rcPaint.bottom > wHeight ? wHeight : ps.rcPaint.bottom) - ps.rcPaint.top, + dcBuffer, ps.rcPaint.left, ps.rcPaint.top, SRCCOPY); + #if GINPUT_NEED_TOGGLE + if (ps.rcPaint.bottom >= wHeight) { + pen = CreatePen(PS_SOLID, 1, COLOR2BGR(Black)); + hbrOn = CreateSolidBrush(COLOR2BGR(Blue)); + hbrOff = CreateSolidBrush(COLOR2BGR(Gray)); + old = SelectObject(dc, pen); + MoveToEx(dc, 0, wHeight, &p); + LineTo(dc, wWidth, wHeight); + for(pos = 0, bit=1; pos < wWidth; pos=rect.right, bit <<= 1) { + rect.left = pos; + rect.right = pos + wWidth/8; + rect.top = wHeight; + rect.bottom = wHeight + WIN32_BUTTON_AREA; + FillRect(dc, &rect, (toggles & bit) ? hbrOn : hbrOff); + if (pos > 0) { + MoveToEx(dc, rect.left, rect.top, &p); + LineTo(dc, rect.left, rect.bottom); + } + } + DeleteObject(hbrOn); + DeleteObject(hbrOff); + SelectObject(dc, old); + } + #endif + EndPaint(hWnd, &ps); + break; + case WM_DESTROY: + PostQuitMessage(0); + SelectObject(dcBuffer, dcOldBitmap); + DeleteDC(dcBuffer); + DeleteObject(dcBitmap); + winRootWindow = NULL; + break; + default: + return DefWindowProc(hWnd, Msg, wParam, lParam); + } + return 0; +} + +static DWORD WINAPI WindowThread(LPVOID lpParameter) { + (void)lpParameter; + + MSG msg; + HANDLE hInstance; + WNDCLASS wc; + RECT rect; + HDC dc; + + hInstance = GetModuleHandle(NULL); + + wc.style = CS_HREDRAW | CS_VREDRAW; // | CS_OWNDC; + wc.lpfnWndProc = (WNDPROC)myWindowProc; + wc.cbClsExtra = 0; + wc.cbWndExtra = 0; + wc.hInstance = hInstance; + wc.hIcon = LoadIcon(NULL, IDI_APPLICATION); + wc.hCursor = LoadCursor(NULL, IDC_ARROW); + wc.hbrBackground = GetStockObject(WHITE_BRUSH); + wc.lpszMenuName = NULL; + wc.lpszClassName = APP_NAME; + RegisterClass(&wc); + + rect.top = 0; rect.bottom = wHeight+WIN32_BUTTON_AREA; + rect.left = 0; rect.right = wWidth; + AdjustWindowRect(&rect, WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0); + winRootWindow = CreateWindow(APP_NAME, "", WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU, 0, 0, + rect.right-rect.left, rect.bottom-rect.top, 0, 0, hInstance, NULL); + assert(winRootWindow != NULL); + + + GetClientRect(winRootWindow, &rect); + wWidth = rect.right-rect.left; + wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA; + + dc = GetDC(winRootWindow); + dcBitmap = CreateCompatibleBitmap(dc, wWidth, wHeight); + dcBuffer = CreateCompatibleDC(dc); + ReleaseDC(winRootWindow, dc); + dcOldBitmap = SelectObject(dcBuffer, dcBitmap); + + ShowWindow(winRootWindow, SW_SHOW); + UpdateWindow(winRootWindow); + isReady = TRUE; + + while(GetMessage(&msg, NULL, 0, 0) > 0) { + TranslateMessage(&msg); + DispatchMessage(&msg); + } + ExitProcess(0); + return msg.wParam; +} + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/* ---- Required Routines ---- */ +/* + The following 2 routines are required. + All other routines are optional. +*/ + +/** + * @brief Low level GDISP driver initialisation. + * @return TRUE if successful, FALSE on error. + * + * @notapi + */ +bool_t gdisp_lld_init(void) { + RECT rect; + + /* Set the window dimensions */ + GetWindowRect(GetDesktopWindow(), &rect); + wWidth = rect.right - rect.left; + wHeight = rect.bottom - rect.top - WIN32_BUTTON_AREA; + if (wWidth > GDISP_SCREEN_WIDTH) + wWidth = GDISP_SCREEN_WIDTH; + if (wHeight > GDISP_SCREEN_HEIGHT) + wHeight = GDISP_SCREEN_HEIGHT; + + /* Initialise the window */ + CreateThread(0, 0, WindowThread, 0, 0, 0); + while (!isReady) + Sleep(1); + + /* Initialise the GDISP structure to match */ + GDISP.Orientation = GDISP_ROTATE_0; + GDISP.Powermode = powerOn; + GDISP.Backlight = 100; + GDISP.Contrast = 50; + GDISP.Width = wWidth; + GDISP.Height = wHeight; + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + return TRUE; +} + +/** + * @brief Draws a pixel on the display. + * + * @param[in] x X location of the pixel + * @param[in] y Y location of the pixel + * @param[in] color The color of the pixel + * + * @notapi + */ +void gdisp_lld_draw_pixel(coord_t x, coord_t y, color_t color) { + HDC dc; + #if WIN32_USE_MSG_REDRAW + RECT rect; + #endif + #if GDISP_NEED_CONTROL + coord_t t; + #endif + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + // Clip pre orientation change + if (x < GDISP.clipx0 || y < GDISP.clipy0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + #endif + + #if GDISP_NEED_CONTROL + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + break; + case GDISP_ROTATE_90: + t = GDISP.Height - 1 - y; + y = x; + x = t; + break; + case GDISP_ROTATE_180: + x = GDISP.Width - 1 - x; + y = GDISP.Height - 1 - y; + break; + case GDISP_ROTATE_270: + t = GDISP.Width - 1 - x; + x = y; + y = t; + break; + } + #endif + + // Draw the pixel in the buffer + color = COLOR2BGR(color); + SetPixel(dcBuffer, x, y, color); + + #if WIN32_USE_MSG_REDRAW + rect.left = x; rect.right = x+1; + rect.top = y; rect.bottom = y+1; + InvalidateRect(winRootWindow, &rect, FALSE); + UpdateWindow(winRootWindow); + #else + // Draw the pixel again directly on the screen. + // This is cheaper than invalidating a single pixel in the window + dc = GetDC(winRootWindow); + SetPixel(dc, x, y, color); + ReleaseDC(winRootWindow, dc); + #endif +} + +/* ---- Optional Routines ---- */ + +#if GDISP_HARDWARE_LINES || defined(__DOXYGEN__) + /** + * @brief Draw a line. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x0, y0 The start of the line + * @param[in] x1, y1 The end of the line + * @param[in] color The color of the line + * + * @notapi + */ + void gdisp_lld_draw_line(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color) { + POINT p; + HPEN pen; + HDC dc; + HGDIOBJ old; + #if GDISP_NEED_CLIP + HRGN clip; + #endif + #if WIN32_USE_MSG_REDRAW + RECT rect; + #endif + #if GDISP_NEED_CONTROL + coord_t t; + #endif + + #if GDISP_NEED_CLIP + clip = NULL; + #endif + + #if GDISP_NEED_CONTROL + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + #if GDISP_NEED_CLIP + // Clip post orientation change + if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) + clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1); + #endif + break; + case GDISP_ROTATE_90: + t = GDISP.Height - 1 - y0; + y0 = x0; + x0 = t; + t = GDISP.Height - 1 - y1; + y1 = x1; + x1 = t; + #if GDISP_NEED_CLIP + // Clip post orientation change + if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) + clip = CreateRectRgn(GDISP.Height-1-GDISP.clipy1, GDISP.clipx0, GDISP.Height-1-GDISP.clipy0, GDISP.clipx1); + #endif + break; + case GDISP_ROTATE_180: + x0 = GDISP.Width - 1 - x0; + y0 = GDISP.Height - 1 - y0; + x1 = GDISP.Width - 1 - x1; + y1 = GDISP.Height - 1 - y1; + #if GDISP_NEED_CLIP + // Clip post orientation change + if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) + clip = CreateRectRgn(GDISP.Width-1-GDISP.clipx1, GDISP.Height-1-GDISP.clipy1, GDISP.Width-1-GDISP.clipx0, GDISP.Height-1-GDISP.clipy0); + #endif + break; + case GDISP_ROTATE_270: + t = GDISP.Width - 1 - x0; + x0 = y0; + y0 = t; + t = GDISP.Width - 1 - x1; + x1 = y1; + y1 = t; + #if GDISP_NEED_CLIP + // Clip post orientation change + if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) + clip = CreateRectRgn(GDISP.clipy0, GDISP.Width-1-GDISP.clipx1, GDISP.clipy1, GDISP.Width-1-GDISP.clipx0); + #endif + break; + } + #else + #if GDISP_NEED_CLIP + clip = NULL; + if (GDISP.clipx0 != 0 || GDISP.clipy0 != 0 || GDISP.clipx1 != GDISP.Width || GDISP.clipy1 != GDISP.Height) + clip = CreateRectRgn(GDISP.clipx0, GDISP.clipy0, GDISP.clipx1, GDISP.clipy1); + #endif + #endif + + color = COLOR2BGR(color); + pen = CreatePen(PS_SOLID, 1, color); + if (pen) { + // Draw the line in the buffer + #if GDISP_NEED_CLIP + if (clip) SelectClipRgn(dcBuffer, clip); + #endif + old = SelectObject(dcBuffer, pen); + MoveToEx(dcBuffer, x0, y0, &p); + LineTo(dcBuffer, x1, y1); + SelectObject(dcBuffer, old); + SetPixel(dcBuffer, x1, y1, color); + #if GDISP_NEED_CLIP + if (clip) SelectClipRgn(dcBuffer, NULL); + #endif + + #if WIN32_USE_MSG_REDRAW + rect.left = x0; rect.right = x1+1; + rect.top = y0; rect.bottom = y1+1; + InvalidateRect(winRootWindow, &rect, FALSE); + UpdateWindow(winRootWindow); + #else + // Redrawing the line on the screen is cheaper than invalidating the whole rectangular area + dc = GetDC(winRootWindow); + #if GDISP_NEED_CLIP + if (clip) SelectClipRgn(dc, clip); + #endif + old = SelectObject(dc, pen); + MoveToEx(dc, x0, y0, &p); + LineTo(dc, x1, y1); + SelectObject(dc, old); + SetPixel(dc, x1, y1, color); + #if GDISP_NEED_CLIP + if (clip) SelectClipRgn(dc, NULL); + #endif + ReleaseDC(winRootWindow, dc); + #endif + + DeleteObject(pen); + } + } +#endif + +#if GDISP_HARDWARE_FILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a color. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] color The color of the fill + * + * @notapi + */ + void gdisp_lld_fill_area(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color) { + HDC dc; + RECT rect; + HBRUSH hbr; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + // Clip pre orientation change + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + #if GDISP_NEED_CONTROL + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + break; + case GDISP_ROTATE_90: + rect.top = x; + rect.bottom = rect.top+cx; + rect.right = GDISP.Height - y; + rect.left = rect.right-cy; + break; + case GDISP_ROTATE_180: + rect.bottom = GDISP.Height - y; + rect.top = rect.bottom-cy; + rect.right = GDISP.Width - x; + rect.left = rect.right-cx; + break; + case GDISP_ROTATE_270: + rect.bottom = GDISP.Width - x; + rect.top = rect.bottom-cx; + rect.left = y; + rect.right = rect.left+cy; + break; + } + #else + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + #endif + + color = COLOR2BGR(color); + hbr = CreateSolidBrush(color); + + if (hbr) { + // Fill the area + FillRect(dcBuffer, &rect, hbr); + + #if WIN32_USE_MSG_REDRAW + InvalidateRect(winRootWindow, &rect, FALSE); + UpdateWindow(winRootWindow); + #else + // Filling the area directly on the screen is likely to be cheaper than invalidating it + dc = GetDC(winRootWindow); + FillRect(dc, &rect, hbr); + ReleaseDC(winRootWindow, dc); + #endif + + DeleteObject(hbr); + } + } +#endif + +#if (GDISP_HARDWARE_BITFILLS && GDISP_NEED_CONTROL) || defined(__DOXYGEN__) + static pixel_t *rotateimg(coord_t cx, coord_t cy, coord_t srcx, coord_t srccx, const pixel_t *buffer) { + pixel_t *dstbuf; + pixel_t *dst; + const pixel_t *src; + size_t sz; + coord_t i, j; + + // Shortcut. + if (GDISP.Orientation == GDISP_ROTATE_0 && srcx == 0 && cx == srccx) + return (pixel_t *)buffer; + + // Allocate the destination buffer + sz = (size_t)cx * (size_t)cy; + if (!(dstbuf = (pixel_t *)malloc(sz * sizeof(pixel_t)))) + return 0; + + // Copy the bits we need + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + for(dst = dstbuf, src = buffer+srcx, j = 0; j < cy; j++) + for(i = 0; i < cx; i++, src += srccx - cx) + *dst++ = *src++; + break; + case GDISP_ROTATE_90: + for(src = buffer+srcx, j = 0; j < cy; j++) { + dst = dstbuf+cy-j-1; + for(i = 0; i < cx; i++, src += srccx - cx, dst += cy) + *dst = *src++; + } + break; + case GDISP_ROTATE_180: + for(dst = dstbuf+sz, src = buffer+srcx, j = 0; j < cy; j++) + for(i = 0; i < cx; i++, src += srccx - cx) + *--dst = *src++; + break; + case GDISP_ROTATE_270: + for(src = buffer+srcx, j = 0; j < cy; j++) { + dst = dstbuf+sz-cy+j; + for(i = 0; i < cx; i++, src += srccx - cx, dst -= cy) + *dst = *src++; + } + break; + } + return dstbuf; + } +#endif + +#if GDISP_HARDWARE_BITFILLS || defined(__DOXYGEN__) + /** + * @brief Fill an area with a bitmap. + * @note Optional - The high level driver can emulate using software. + * + * @param[in] x, y The start filled area + * @param[in] cx, cy The width and height to be filled + * @param[in] srcx, srcy The bitmap position to start the fill from + * @param[in] srccx The width of a line in the bitmap. + * @param[in] buffer The pixels to use to fill the area. + * + * @notapi + */ + void gdisp_lld_blit_area_ex(coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer) { + BITMAPV4HEADER bmpInfo; + RECT rect; + #if GDISP_NEED_CONTROL + pixel_t *srcimg; + #endif + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + // Clip pre orientation change + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; srcx += GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; srcy += GDISP.clipy0 - y; y = GDISP.clipy0; } + if (srcx+cx > srccx) cx = srccx - srcx; + if (cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + // Make everything relative to the start of the line + buffer += srccx*srcy; + srcy = 0; + + memset(&bmpInfo, 0, sizeof(bmpInfo)); + bmpInfo.bV4Size = sizeof(bmpInfo); + bmpInfo.bV4Planes = 1; + bmpInfo.bV4BitCount = 32; + bmpInfo.bV4AlphaMask = 0; + bmpInfo.bV4RedMask = RGB2COLOR(255,0,0); + bmpInfo.bV4GreenMask = RGB2COLOR(0,255,0); + bmpInfo.bV4BlueMask = RGB2COLOR(0,0,255); + bmpInfo.bV4V4Compression = BI_BITFIELDS; + bmpInfo.bV4XPelsPerMeter = 3078; + bmpInfo.bV4YPelsPerMeter = 3078; + bmpInfo.bV4ClrUsed = 0; + bmpInfo.bV4ClrImportant = 0; + bmpInfo.bV4CSType = 0; //LCS_sRGB; + + #if GDISP_NEED_CONTROL + bmpInfo.bV4SizeImage = (cy*cx) * sizeof(pixel_t); + srcimg = rotateimg(cx, cy, srcx, srccx, buffer); + if (!srcimg) return; + + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + bmpInfo.bV4Width = cx; + bmpInfo.bV4Height = -cy; /* top-down image */ + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + break; + case GDISP_ROTATE_90: + bmpInfo.bV4Width = cy; + bmpInfo.bV4Height = -cx; /* top-down image */ + rect.top = x; + rect.bottom = rect.top+cx; + rect.right = GDISP.Height - y; + rect.left = rect.right-cy; + break; + case GDISP_ROTATE_180: + bmpInfo.bV4Width = cx; + bmpInfo.bV4Height = -cy; /* top-down image */ + rect.bottom = GDISP.Height - y; + rect.top = rect.bottom-cy; + rect.right = GDISP.Width - x; + rect.left = rect.right-cx; + break; + case GDISP_ROTATE_270: + bmpInfo.bV4Width = cy; + bmpInfo.bV4Height = -cx; /* top-down image */ + rect.bottom = GDISP.Width - x; + rect.top = rect.bottom-cx; + rect.left = y; + rect.right = rect.left+cy; + break; + } + SetDIBitsToDevice(dcBuffer, rect.left, rect.top, rect.right-rect.left, rect.bottom-rect.top, 0, 0, 0, rect.bottom-rect.top, srcimg, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS); + if (srcimg != (pixel_t *)buffer) + free(srcimg); + + #else + bmpInfo.bV4Width = srccx; + bmpInfo.bV4Height = -cy; /* top-down image */ + bmpInfo.bV4SizeImage = (cy*srccx) * sizeof(pixel_t); + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + SetDIBitsToDevice(dcBuffer, x, y, cx, cy, srcx, 0, 0, cy, buffer, (BITMAPINFO*)&bmpInfo, DIB_RGB_COLORS); + #endif + + // Invalidate the region to get it on the screen. + InvalidateRect(winRootWindow, &rect, FALSE); + UpdateWindow(winRootWindow); + } +#endif + +#if (GDISP_NEED_PIXELREAD && GDISP_HARDWARE_PIXELREAD) || defined(__DOXYGEN__) + /** + * @brief Get the color of a particular pixel. + * @note Optional. + * @note If x,y is off the screen, the result is undefined. + * @return The color of the specified pixel. + * + * @param[in] x, y The start of the text + * + * @notapi + */ + color_t gdisp_lld_get_pixel_color(coord_t x, coord_t y) { + color_t color; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + // Clip pre orientation change + if (x < 0 || x >= GDISP.Width || y < 0 || y >= GDISP.Height) return 0; + #endif + + #if GDISP_NEED_CONTROL + switch(GDISP.Orientation) { + case GDISP_ROTATE_90: + t = GDISP.Height - 1 - y; + y = x; + x = t; + break; + case GDISP_ROTATE_180: + x = GDISP.Width - 1 - x; + y = GDISP.Height - 1 - y; + break; + case GDISP_ROTATE_270: + t = GDISP.Width - 1 - x; + x = y; + y = t; + break; + } + #endif + + color = GetPixel(dcBuffer, x, y); + return BGR2COLOR(color); + } +#endif + +#if (GDISP_NEED_SCROLL && GDISP_HARDWARE_SCROLL) || defined(__DOXYGEN__) + /** + * @brief Scroll vertically a section of the screen. + * @note Optional. + * @note If x,y + cx,cy is off the screen, the result is undefined. + * @note If lines is >= cy, it is equivelent to a area fill with bgcolor. + * + * @param[in] x, y The start of the area to be scrolled + * @param[in] cx, cy The size of the area to be scrolled + * @param[in] lines The number of lines to scroll (Can be positive or negative) + * @param[in] bgcolor The color to fill the newly exposed area. + * + * @notapi + */ + void gdisp_lld_vertical_scroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor) { + RECT rect, frect, srect; + HBRUSH hbr; + + #if GDISP_NEED_VALIDATION || GDISP_NEED_CLIP + // Clip pre orientation change + if (x < GDISP.clipx0) { cx -= GDISP.clipx0 - x; x = GDISP.clipx0; } + if (y < GDISP.clipy0) { cy -= GDISP.clipy0 - y; y = GDISP.clipy0; } + if (!lines || cx <= 0 || cy <= 0 || x >= GDISP.clipx1 || y >= GDISP.clipy1) return; + if (x+cx > GDISP.clipx1) cx = GDISP.clipx1 - x; + if (y+cy > GDISP.clipy1) cy = GDISP.clipy1 - y; + #endif + + if (lines > cy) lines = cy; + else if (-lines > cy) lines = -cy; + + bgcolor = COLOR2BGR(bgcolor); + hbr = CreateSolidBrush(bgcolor); + + #if GDISP_NEED_CONTROL + switch(GDISP.Orientation) { + case GDISP_ROTATE_0: + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + lines = -lines; + goto vertical_scroll; + case GDISP_ROTATE_90: + rect.top = x; + rect.bottom = rect.top+cx; + rect.right = GDISP.Height - y; + rect.left = rect.right-cy; + goto horizontal_scroll; + case GDISP_ROTATE_180: + rect.bottom = GDISP.Height - y; + rect.top = rect.bottom-cy; + rect.right = GDISP.Width - x; + rect.left = rect.right-cx; + vertical_scroll: + srect.left = frect.left = rect.left; + srect.right = frect.right = rect.right; + if (lines > 0) { + srect.top = frect.top = rect.top; + frect.bottom = rect.top+lines; + srect.bottom = rect.bottom-lines; + } else { + srect.bottom = frect.bottom = rect.bottom; + frect.top = rect.bottom+lines; + srect.top = rect.top-lines; + } + if (cy >= lines && cy >= -lines) + ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0); + break; + case GDISP_ROTATE_270: + rect.bottom = GDISP.Width - x; + rect.top = rect.bottom-cx; + rect.left = y; + rect.right = rect.left+cy; + lines = -lines; + horizontal_scroll: + srect.top = frect.top = rect.top; + srect.bottom = frect.bottom = rect.bottom; + if (lines > 0) { + srect.left = frect.left = rect.left; + frect.right = rect.left+lines; + srect.right = rect.right-lines; + } else { + srect.right = frect.right = rect.right; + frect.left = rect.right+lines; + srect.left = rect.left-lines; + } + if (cy >= lines && cy >= -lines) + ScrollDC(dcBuffer, lines, 0, &srect, 0, 0, 0); + break; + } + #else + rect.top = y; + rect.bottom = rect.top+cy; + rect.left = x; + rect.right = rect.left+cx; + lines = -lines; + srect.left = frect.left = rect.left; + srect.right = frect.right = rect.right; + if (lines > 0) { + srect.top = frect.top = rect.top; + frect.bottom = rect.top+lines; + srect.bottom = rect.bottom-lines; + } else { + srect.bottom = frect.bottom = rect.bottom; + frect.top = rect.bottom+lines; + srect.top = rect.top-lines; + } + if (cy >= lines && cy >= -lines) + ScrollDC(dcBuffer, 0, lines, &srect, 0, 0, 0); + #endif + + if (hbr) + FillRect(dcBuffer, &frect, hbr); + InvalidateRect(winRootWindow, &rect, FALSE); + UpdateWindow(winRootWindow); + } +#endif + +#if (GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL) || defined(__DOXYGEN__) + /** + * @brief Driver Control + * @detail Unsupported control codes are ignored. + * @note The value parameter should always be typecast to (void *). + * @note There are some predefined and some specific to the low level driver. + * @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t + * GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t + * GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver + * that only supports off/on anything other + * than zero is on. + * GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100. + * GDISP_CONTROL_LLD - Low level driver control constants start at + * this value. + * + * @param[in] what What to do. + * @param[in] value The value to use (always cast to a void *). + * + * @notapi + */ + void gdisp_lld_control(unsigned what, void *value) { + switch(what) { + case GDISP_CONTROL_ORIENTATION: + if (GDISP.Orientation == (gdisp_orientation_t)value) + return; + switch((gdisp_orientation_t)value) { + case GDISP_ROTATE_0: + GDISP.Width = wWidth; + GDISP.Height = wHeight; + break; + case GDISP_ROTATE_90: + GDISP.Height = wWidth; + GDISP.Width = wHeight; + break; + case GDISP_ROTATE_180: + GDISP.Width = wWidth; + GDISP.Height = wHeight; + break; + case GDISP_ROTATE_270: + GDISP.Height = wWidth; + GDISP.Width = wHeight; + break; + default: + return; + } + + #if GDISP_NEED_CLIP || GDISP_NEED_VALIDATION + GDISP.clipx0 = 0; + GDISP.clipy0 = 0; + GDISP.clipx1 = GDISP.Width; + GDISP.clipy1 = GDISP.Height; + #endif + GDISP.Orientation = (gdisp_orientation_t)value; + return; +/* + case GDISP_CONTROL_POWER: + case GDISP_CONTROL_BACKLIGHT: + case GDISP_CONTROL_CONTRAST: +*/ + } + } +#endif + +#if GINPUT_NEED_MOUSE + + void ginput_lld_mouse_init(void) {} + + void ginput_lld_mouse_get_reading(MouseReading *pt) { + pt->x = mousex; + pt->y = mousey > wHeight ? wHeight : mousey; + pt->z = (mousebuttons & GINPUT_MOUSE_BTN_LEFT) ? 100 : 0; + pt->buttons = mousebuttons; + } + +#endif /* GINPUT_NEED_MOUSE */ + +#if GINPUT_NEED_TOGGLE + + void ginput_lld_toggle_init(const GToggleConfig *ptc) { (void) ptc; } + unsigned ginput_lld_toggle_getbits(const GToggleConfig *ptc) { (void) ptc; return toggles; } + +#endif /* GINPUT_NEED_MOUSE */ + +#endif /* GFX_USE_GDISP */ +/** @} */ + diff --git a/drivers/tdisp/HD44780/tdisp_lld.c b/drivers/tdisp/HD44780/tdisp_lld.c index d0f4af0d..32b2b8c9 100644 --- a/drivers/tdisp/HD44780/tdisp_lld.c +++ b/drivers/tdisp/HD44780/tdisp_lld.c @@ -32,120 +32,131 @@ #if GFX_USE_TDISP /*|| defined(__DOXYGEN__)*/ -#include "tdisp_lld_board_example.h" - -static void _writeData(uint8_t data) { - write_bus(data); - - setpin_e(TRUE); - chThdSleepMicroseconds(1); - setpin_e(FALSE); - chThdSleepMicroseconds(5); -} - -void tdisp_lld_write_cmd(uint8_t data) { - setpin_rs(FALSE); - setpin_rw(FALSE); - - #if TDISP_NEED_4BIT_MODE - _writeData(data>>4); - #endif - _writeData(data); -} - -void tdisp_lld_write_data(uint8_t data) { - setpin_rs(TRUE); - setpin_rw(FALSE); +/* Include the hardware interface details */ +#if defined(TDISP_USE_CUSTOM_BOARD) && TDISP_USE_CUSTOM_BOARD + /* Include the user supplied board definitions */ + #include "tdisp_lld_board.h" +#elif defined(BOARD_UNKNOWN) + #include "gdisp_lld_board_unknown.h" +#else + /* Include the user supplied board definitions */ + #include "gdisp_lld_board.h" +#endif + +/* The user may override the default display size */ +#ifndef TDISP_COLUMNS + #define TDISP_COLUMNS 16 +#endif +#ifndef TDISP_ROWS + #define TDISP_ROWS 2 +#endif + +/* Controller Specific Properties */ +#define CUSTOM_CHAR_COUNT 8 +#define CUSTOM_CHAR_XBITS 5 +#define CUSTOM_CHAR_YBITS 8 + +/* Define the properties of our controller */ +tdispStruct TDISP = { + TDISP_COLUMNS, TDISP_ROWS, /* cols, rows */ + CUSTOM_CHAR_XBITS, CUSTOM_CHAR_YBITS, /* charBitsX, charBitsY */ + CUSTOM_CHAR_COUNT /* maxCustomChars */ + }; + +/* Our display control */ +#define DISPLAY_ON 0x04 +#define CURSOR_ON 0x02 +#define CURSOR_BLINK 0x01 + +static uint8_t displaycontrol; - #if TDISP_NEED_4BIT_MODE - _writeData(data>>4); - #endif - _writeData(data); -} bool_t tdisp_lld_init(void) { - /* initialise MCU hardware */ + /* initialise hardware */ init_board(); /* wait some time */ chThdSleepMilliseconds(50); - tdisp_lld_write_cmd(0x38); + write_cmd(0x38); chThdSleepMilliseconds(64); - tdisp_lld_write_cmd(0x0f); + displaycontrol = DISPLAY_ON | CURSOR_ON | CURSOR_BLINK; // The default displaycontrol + write_cmd(0x08 | displaycontrol); chThdSleepMicroseconds(50); - tdisp_lld_write_cmd(0x01); + write_cmd(0x01); // Clear the screen chThdSleepMilliseconds(5); - tdisp_lld_write_cmd(0x06); + write_cmd(0x06); chThdSleepMicroseconds(50); return TRUE; } -void tdisp_lld_set_cursor(coord_t col, coord_t row) { - uint8_t row_offsets[] = { 0x00, 0x40, 0x14, 0x54 }; - - if(row >= TDISP_ROWS) - row = TDISP_ROWS - 1; - - tdisp_lld_write_cmd(0x80 | (col + row_offsets[row])); +void tdisp_lld_clear(void) { + write_cmd(0x01); } -void tdisp_lld_create_char(uint8_t address, char *charmap) { - uint8_t i; - - /* make sure we don't write somewhere we're not supposed to */ - address &= TDISP_MAX_CUSTOM_CHARS; - - tdisp_lld_write_cmd(0x40 | (address << 3)); - - for(i = 0; i < 8; i++) { - tdisp_lld_write_data(charmap[i]); - } +void tdisp_lld_draw_char(char c) { + write_data(c); } -void tdisp_lld_clear(void) { - tdisp_lld_write_cmd(0x01); +void tdisp_lld_set_cursor(coord_t col, coord_t row) { + static const uint8_t row_offsets[] = { 0x00, 0x40, 0x14, 0x54 }; + + /* + * Short-cut: + * + * If x and y = 0 then use the home command. + * + * Note: There is probably no advantage as both commands are a single byte + */ +// if (col == 0 && row == 0) { +// write_cmd(0x02); +// return; +// } + + write_cmd(0x80 | (col + row_offsets[row])); } -void tdisp_lld_home(void) { - tdisp_lld_write_cmd(0x02); +void tdisp_lld_create_char(uint8_t address, uint8_t *charmap) { + int i; + + write_cmd(0x40 | (address << 3)); + for(i = 0; i < CUSTOM_CHAR_YBITS; i++) + write_data(charmap[i]); } void tdisp_lld_control(uint16_t what, void *value) { - (void)what; - (void)value; -/* - switch(attributes) { - case TDISP_ON: - _displaycontrol |= 0x04; - tdisp_lld_write_cmd(0x08 | _displaycontrol); + switch(what) { + case TDISP_CTRL_BACKLIGHT: + if ((uint8_t)value) + displaycontrol |= DISPLAY_ON; + else + displaycontrol &= ~DISPLAY_ON; + write_cmd(0x08 | displaycontrol); break; - case TDISP_OFF: - _displaycontrol &=~ 0x04; - tdisp_lld_write_cmd(0x08 | _displaycontrol); - break; - case TDISP_CURSOR_ON: - _displaycontrol |= 0x02; - tdisp_lld_write_cmd(0x08 | _displaycontrol); - break; - case TDISP_CURSOR_OFF: - _displaycontrol &=~ 0x02; - tdisp_lld_write_cmd(0x08 | _displaycontrol); - break; - case TDISP_CURSOR_BLINK_ON: - _displaycontrol |= 0x00; - tdisp_lld_write_cmd(0x08 | _displaycontrol); - break; - case TDISP_CURSOR_BLINK_OFF: - _displaycontrol &=~ 0x00; - tdisp_lld_write_cmd(0x08 | _displaycontrol); + case TDISP_CTRL_CURSOR: + switch((cursorshape)value) { + case cursorOff: + displaycontrol &= ~CURSOR_ON; + break; + case cursorBlock: + case cursorUnderline: + case cursorBar: + displaycontrol = (displaycontrol | CURSOR_ON) & ~CURSOR_BLINK; + break; + case cursorBlinkingBlock: + case cursorBlinkingUnderline: + case cursorBlinkingBar: + default: + displaycontrol |= (CURSOR_ON | CURSOR_BLINK); + break; + } + write_cmd(0x08 | displaycontrol); break; } -*/ } #endif /* GFX_USE_TDISP */ diff --git a/drivers/tdisp/HD44780/tdisp_lld_board_example.h b/drivers/tdisp/HD44780/tdisp_lld_board_example.h index 3f5c47d7..1b41f0c3 100644 --- a/drivers/tdisp/HD44780/tdisp_lld_board_example.h +++ b/drivers/tdisp/HD44780/tdisp_lld_board_example.h @@ -29,36 +29,33 @@ #ifndef _TDISP_LLD_BOARD_H #define _TDISP_LLD_BOARD_H -void init_board(void) { - palSetGroupMode(GPIOE, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL); - palSetGroupMode(GPIOG, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL); -} - -void setpin_e(bool_t state) { - if(state) - palSetPad(GPIOE, 2); - else - palClearPad(GPIOE, 2); -} +/** + * The board may override the default display size. + * Uncomment the below if your board needs a non-standard size. + */ +/* +#ifndef TDISP_COLUMNS + #define TDISP_COLUMNS 16 +#endif +#ifndef TDISP_ROWS + #define TDISP_ROWS 2 +#endif +*/ -void setpin_rs(bool_t state) { - if(state) - palSetPad(GPIOE, 0); - else - palClearPad(GPIOE, 0); +static void init_board(void) { + /* Code here */ + #error "tdispHD44780: You must supply a definition for init_board for your board" } -void setpin_rw(bool_t state) { - if(state) - palSetPad(GPIOE, 1); - else - palClearPad(GPIOE, 1); +static void write_cmd(uint8_t data) { + /* Code here */ + #error "tdispHD44780: You must supply a definition for write_cmd for your board" } -void write_bus(uint8_t data) { - palWritePort(GPIOG, data); +static void write_data(uint8_t data) { + /* Code here */ + #error "tdispHD44780: You must supply a definition for write_data for your board" } #endif /* _TDISP_LLD_BOARD_H */ /** @} */ - diff --git a/drivers/tdisp/HD44780/tdisp_lld_board_unknown.h b/drivers/tdisp/HD44780/tdisp_lld_board_unknown.h new file mode 100644 index 00000000..381dc52b --- /dev/null +++ b/drivers/tdisp/HD44780/tdisp_lld_board_unknown.h @@ -0,0 +1,71 @@ +/*
+ ChibiOS/GFX - Copyright (C) 2012
+ Joel Bodenmann aka Tectu <joel@unormal.org>
+
+ This file is part of ChibiOS/GFX.
+
+ ChibiOS/GFX is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/GFX is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file drivers/tdisp/HD44780/tdisp_lld_board_unknown.h
+ * @brief TDISP driver subsystem board interface for the HD44780 display
+ *
+ * @addtogroup TDISP
+ * @{
+ */
+
+#ifndef _TDISP_LLD_BOARD_H
+#define _TDISP_LLD_BOARD_H
+
+/* Configure these to match the hardware connections on your board */
+#define BUS_4BITS FALSE
+#define PORT_DATA GPIOG
+#define PORT_CTRL GPIOE
+#define PIN_RS 0
+#define PIN_RW 1
+#define PIN_EN 2
+
+static void init_board(void) {
+ palSetGroupMode(PORT_CTRL, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
+ palSetGroupMode(PORT_DATA, PAL_WHOLE_PORT, 0, PAL_MODE_OUTPUT_PUSHPULL);
+ palClearPad(PORT_CTRL, PIN_RW);
+}
+
+static void writeToLCD(uint8_t data) {
+ palWritePort(PORT_DATA, data);
+ palSetPad(PORT_CTRL, PIN_EN);
+ chThdSleepMicroseconds(1);
+ palClearPad(PORT_CTRL, PIN_EN);
+ chThdSleepMicroseconds(5);
+}
+
+static void write_cmd(uint8_t data) {
+ palClearPad(PORT_CTRL, PIN_RS);
+ #if BUS_4BITS
+ writeToLCD(data>>4);
+ #endif
+ writeToLCD(data);
+}
+
+static void write_data(uint8_t data) {
+ palSetPad(PORT_CTRL, PIN_RS);
+ #if BUS_4BITS
+ writeToLCD(data>>4);
+ #endif
+ writeToLCD(data);
+}
+
+#endif /* _TDISP_LLD_BOARD_H */
+/** @} */
|