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path: root/drivers/gdisp/S6D1121/gdisp_lld.c
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Diffstat (limited to 'drivers/gdisp/S6D1121/gdisp_lld.c')
-rw-r--r--drivers/gdisp/S6D1121/gdisp_lld.c627
1 files changed, 199 insertions, 428 deletions
diff --git a/drivers/gdisp/S6D1121/gdisp_lld.c b/drivers/gdisp/S6D1121/gdisp_lld.c
index e570c1e8..8b6a956c 100644
--- a/drivers/gdisp/S6D1121/gdisp_lld.c
+++ b/drivers/gdisp/S6D1121/gdisp_lld.c
@@ -17,13 +17,6 @@
#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
@@ -33,525 +26,303 @@
#undef GDISP_SCREEN_WIDTH
#endif
-#define GDISP_SCREEN_HEIGHT 320
-#define GDISP_SCREEN_WIDTH 240
+#define GDISP_DRIVER_VMT GDISPVMT_S6D1121
+#include "../drivers/gdisp/S6D1121/gdisp_lld_config.h"
+#include "gdisp/lld/gdisp_lld.h"
-#define GDISP_INITIAL_CONTRAST 50
-#define GDISP_INITIAL_BACKLIGHT 100
+#include "board_S6D1121.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
-#include "gdisp_lld_board.h"
+#ifndef GDISP_SCREEN_HEIGHT
+ #define GDISP_SCREEN_HEIGHT 320
+#endif
+#ifndef GDISP_SCREEN_WIDTH
+ #define GDISP_SCREEN_WIDTH 240
+#endif
+#ifndef GDISP_INITIAL_CONTRAST
+ #define GDISP_INITIAL_CONTRAST 50
+#endif
+#ifndef GDISP_INITIAL_BACKLIGHT
+ #define GDISP_INITIAL_BACKLIGHT 100
+#endif
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
/* 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 dummy_read(g) { volatile uint16_t dummy; dummy = read_data(g); (void) dummy; }
+#define write_reg(g, reg, data) { write_index(g, reg); write_data(g, data); }
#define delay(us) gfxSleepMicroseconds(us)
#define delayms(ms) gfxSleepMilliseconds(ms)
-static inline void set_cursor(coord_t x, coord_t y) {
+static inline void set_cursor(GDisplay *g) {
/* R20h - 8 bit
* R21h - 9 bit
*/
- switch(GDISP.Orientation) {
+ switch(g->g.Orientation) {
case GDISP_ROTATE_0:
- write_reg(0x0020, x & 0x00FF);
- write_reg(0x0021, y & 0x01FF);
+ write_reg(g, 0x20, g->p.x & 0x00FF);
+ write_reg(g, 0x21, g->p.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);
+ write_reg(g, 0x20, g->p.y & 0x00FF);
+ write_reg(g, 0x21, (GDISP_SCREEN_HEIGHT - 1 - g->p.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);
+ write_reg(g, 0x20, (GDISP_SCREEN_WIDTH - 1 - g->p.x) & 0x00FF);
+ write_reg(g, 0x21, (GDISP_SCREEN_HEIGHT - 1 - g->p.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);
+ write_reg(g, 0x20, (GDISP_SCREEN_WIDTH - 1 - g->p.y) & 0x00FF);
+ write_reg(g, 0x21, g->p.x & 0x01FF);
break;
- }
+ }
+ write_index(g, 0x22);
}
-static inline void set_viewport(coord_t x, coord_t y, coord_t cx, coord_t cy) {
+static inline void set_viewport(GDisplay *g) {
/* HSA / HEA are 8 bit
* VSA / VEA are 9 bit
* use masks 0x00FF and 0x01FF to enforce this
*/
- switch(GDISP.Orientation) {
+ switch(g->g.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);
+ write_reg(g, 0x46, (((g->p.x + g->p.cx - 1) << 8) & 0xFF00 ) | (g->p.x & 0x00FF));
+ write_reg(g, 0x48, g->p.y & 0x01FF);
+ write_reg(g, 0x47, (g->p.y + g->p.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);
+ write_reg(g, 0x46, (((g->p.y + g->p.cy - 1) << 8) & 0xFF00) | (g->p.y & 0x00FF));
+ write_reg(g, 0x48, (GDISP_SCREEN_HEIGHT - (g->p.x + g->p.cx)) & 0x01FF);
+ write_reg(g, 0x47, (GDISP_SCREEN_HEIGHT-1 - g->p.x) & 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);
+ write_reg(g, 0x46, (((GDISP_SCREEN_WIDTH-1 - g->p.x) & 0x00FF) << 8) |
+ ((GDISP_SCREEN_WIDTH - (g->p.x + g->p.cx)) & 0x00FF));
+ write_reg(g, 0x48, (GDISP_SCREEN_HEIGHT - (g->p.y + g->p.cy)) & 0x01FF);
+ write_reg(g, 0x47, (GDISP_SCREEN_HEIGHT-1 - g->p.y) & 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);
+ write_reg(g, 0x46, (((GDISP_SCREEN_WIDTH-1 - g->p.y) & 0x00FF) << 8) |
+ ((GDISP_SCREEN_WIDTH - (g->p.y + g->p.cy)) & 0x00FF));
+ write_reg(g, 0x48, g->p.x & 0x01FF);
+ write_reg(g, 0x47, (g->p.x + g->p.cx - 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) {
+LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
/* initialize the hardware */
- init_board();
+ init_board(g);
/* Hardware reset */
- setpin_reset(TRUE);
+ setpin_reset(g, TRUE);
delayms(20);
- setpin_reset(TRUE);
+ setpin_reset(g, TRUE);
delayms(20);
/* Get the bus for the following initialisation commands */
- acquire_bus();
+ acquire_bus(g);
- write_reg(0x11,0x2004);
- write_reg(0x13,0xCC00);
- write_reg(0x15,0x2600);
- write_reg(0x14,0x252A);
- write_reg(0x12,0x0033);
- write_reg(0x13,0xCC04);
+ write_reg(g, 0x11, 0x2004);
+ write_reg(g, 0x13, 0xCC00);
+ write_reg(g, 0x15, 0x2600);
+ write_reg(g, 0x14, 0x252A);
+ write_reg(g, 0x12, 0x0033);
+ write_reg(g, 0x13, 0xCC04);
delayms(1);
- write_reg(0x13,0xCC06);
+ write_reg(g, 0x13, 0xCC06);
delayms(1);
- write_reg(0x13,0xCC4F);
+ write_reg(g, 0x13, 0xCC4F);
delayms(1);
- write_reg(0x13,0x674F);
- write_reg(0x11,0x2003);
+ write_reg(g, 0x13, 0x674F);
+ write_reg(g, 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);
+ write_reg(g, 0x30, 0x2609);
+ write_reg(g, 0x31, 0x242C);
+ write_reg(g, 0x32, 0x1F23);
+ write_reg(g, 0x33, 0x2425);
+ write_reg(g, 0x34, 0x2226);
+ write_reg(g, 0x35, 0x2523);
+ write_reg(g, 0x36, 0x1C1A);
+ write_reg(g, 0x37, 0x131D);
+ write_reg(g, 0x38, 0x0B11);
+ write_reg(g, 0x39, 0x1210);
+ write_reg(g, 0x3A, 0x1315);
+ write_reg(g, 0x3B, 0x3619);
+ write_reg(g, 0x3C, 0x0D00);
+ write_reg(g, 0x3D, 0x000D);
+
+ write_reg(g, 0x16, 0x0007);
+ write_reg(g, 0x02, 0x0013);
+ write_reg(g, 0x03, 0x0003);
+ write_reg(g, 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);
+ write_reg(g, 0x08, 0x0303);
+ write_reg(g, 0x0A, 0x000B);
+ write_reg(g, 0x0B, 0x0003);
+ write_reg(g, 0x0C, 0x0000);
+ write_reg(g, 0x41, 0x0000);
+ write_reg(g, 0x50, 0x0000);
+ write_reg(g, 0x60, 0x0005);
+ write_reg(g, 0x70, 0x000B);
+ write_reg(g, 0x71, 0x0000);
+ write_reg(g, 0x78, 0x0000);
+ write_reg(g, 0x7A, 0x0000);
+ write_reg(g, 0x79, 0x0007);
+ write_reg(g, 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;
-}
+ write_reg(g, 0x07,0x0053);
+ write_reg(g, 0x79,0x0000);
-/**
- * @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();
-}
+ // Finish Init
+ post_init_board(g);
-/* ---- 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
+ // Release the bus
+ release_bus(g);
- 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
+ /* Turn on the back-light */
+ set_backlight(g, GDISP_INITIAL_BACKLIGHT);
-#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
+ /* Initialise the GDISP structure */
+ g->g.Width = GDISP_SCREEN_WIDTH;
+ g->g.Height = GDISP_SCREEN_HEIGHT;
+ g->g.Orientation = GDISP_ROTATE_0;
+ g->g.Powermode = powerOn;
+ g->g.Backlight = GDISP_INITIAL_BACKLIGHT;
+ g->g.Contrast = GDISP_INITIAL_CONTRAST;
+ return TRUE;
+}
- 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();
+#if GDISP_HARDWARE_STREAM_WRITE
+ LLDSPEC void gdisp_lld_write_start(GDisplay *g) {
+ acquire_bus(g);
+ set_viewport(g);
}
-#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;
+ LLDSPEC void gdisp_lld_write_color(GDisplay *g) {
+ write_data(g, g->p.color);
+ }
+ LLDSPEC void gdisp_lld_write_stop(GDisplay *g) {
+ release_bus(g);
+ }
+ LLDSPEC void gdisp_lld_write_pos(GDisplay *g) {
+ set_cursor(g);
}
#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();
+#if GDISP_HARDWARE_STREAM_READ
+ LLDSPEC void gdisp_lld_read_start(GDisplay *g) {
+ acquire_bus(g);
+ set_viewport(g);
+ set_cursor(g);
+ setreadmode(g);
+ dummy_read(g);
+ }
+ LLDSPEC color_t gdisp_lld_read_color(GDisplay *g) {
+ return read_data(g);
+ }
+ LLDSPEC void gdisp_lld_read_stop(GDisplay *g) {
+ setwritemode(g);
+ release_bus(g);
}
#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) {
+#if GDISP_NEED_CONTROL && GDISP_HARDWARE_CONTROL
+ LLDSPEC void gdisp_lld_control(GDisplay *g) {
+ switch(g->p.x) {
+ #if 0
+ case GDISP_CONTROL_POWER:
+ if (g->g.Powermode == (powermode_t)g->p.ptr)
+ return;
+ switch((powermode_t)g->p.ptr) {
case powerOff:
- /* Code here */
- /* break; */
+ acquire_bus(g);
+ // TODO
+ release_bus(g);
+ break;
case powerOn:
- /* Code here */
- /* You may need this ---
- if (GDISP.Powermode != powerSleep)
- gdisp_lld_init();
- */
- /* break; */
+ acquire_bus(g);
+ // TODO
+ release_bus(g);
+ break;
case powerSleep:
- /* Code here */
- /* break; */
+ acquire_bus(g);
+ // TODO
+ release_bus(g);
+ break;
default:
return;
- }
- GDISP.Powermode = (gdisp_powermode_t)value;
- return;
+ }
+ g->g.Powermode = (powermode_t)g->p.ptr;
+ return;
+ #endif
+
case GDISP_CONTROL_ORIENTATION:
- if (GDISP.Orientation == (gdisp_orientation_t)value)
+ if (g->g.Orientation == (orientation_t)g->p.ptr)
return;
- switch((gdisp_orientation_t)value) {
+ switch((orientation_t)g->p.ptr) {
case GDISP_ROTATE_0:
- acquire_bus();
- write_reg(0x0001,0x0127);
- write_reg(0x03, 0b0011);
- release_bus();
-
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
+ acquire_bus(g);
+ write_reg(g, 0x03, 0b0011);
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_HEIGHT;
+ g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_90:
- acquire_bus();
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1011);
- release_bus();
-
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
+ acquire_bus(g);
+ write_reg(g, 0x03, 0b1001);
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_WIDTH;
+ g->g.Width = GDISP_SCREEN_HEIGHT;
break;
case GDISP_ROTATE_180:
- acquire_bus();
- write_reg(0x0001,0x0127);
- write_reg(0x0003, 0b0000);
- release_bus();
-
- GDISP.Height = GDISP_SCREEN_HEIGHT;
- GDISP.Width = GDISP_SCREEN_WIDTH;
+ acquire_bus(g);
+ write_reg(g, 0x03, 0b0000);
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_HEIGHT;
+ g->g.Width = GDISP_SCREEN_WIDTH;
break;
case GDISP_ROTATE_270:
- acquire_bus();
- write_reg(0x0001,0x0027);
- write_reg(0x0003, 0b1000);
- release_bus();
-
- GDISP.Height = GDISP_SCREEN_WIDTH;
- GDISP.Width = GDISP_SCREEN_HEIGHT;
+ acquire_bus(g);
+ write_reg(g, 0x03, 0b1010);
+ release_bus(g);
+ g->g.Height = GDISP_SCREEN_WIDTH;
+ g->g.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;
+ g->g.Orientation = (orientation_t)value;
return;
-/*
- case GDISP_CONTROL_BACKLIGHT:
- case GDISP_CONTROL_CONTRAST:
-*/
+
+ case GDISP_CONTROL_BACKLIGHT:
+ if ((unsigned)g->p.ptr > 100)
+ g->p.ptr = (void *)100;
+ set_backlight(g, (unsigned)g->p.ptr);
+ g->g.Backlight = (unsigned)g->p.ptr;
+ return;
+
+ //case GDISP_CONTROL_CONTRAST:
+ default:
+ return;
}
}
#endif
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