From 803895890d200c84ee2914fdc1cb246e94202eeb Mon Sep 17 00:00:00 2001 From: gdisirio Date: Sun, 11 Oct 2009 10:16:05 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1210 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- demos/ARM7-AT91SAM7X-WEB-GCC/board.c | 187 ----------------------------------- 1 file changed, 187 deletions(-) delete mode 100644 demos/ARM7-AT91SAM7X-WEB-GCC/board.c (limited to 'demos/ARM7-AT91SAM7X-WEB-GCC/board.c') diff --git a/demos/ARM7-AT91SAM7X-WEB-GCC/board.c b/demos/ARM7-AT91SAM7X-WEB-GCC/board.c deleted file mode 100644 index 348f4bb99..000000000 --- a/demos/ARM7-AT91SAM7X-WEB-GCC/board.c +++ /dev/null @@ -1,187 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio. - - This file is part of ChibiOS/RT. - - ChibiOS/RT 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/RT 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 . -*/ - -#include -#include -#include -#include - -#include "board.h" -#include "at91lib/aic.h" - - -/* - * FIQ Handler weak symbol defined in vectors.s. - */ -void FiqHandler(void); - -static CH_IRQ_HANDLER(SpuriousHandler) { - - CH_IRQ_PROLOGUE(); - - AT91C_BASE_AIC->AIC_EOICR = 0; - - CH_IRQ_EPILOGUE(); -} - -/* - * SYS IRQ handling here. - */ -static CH_IRQ_HANDLER(SYSIrqHandler) { - - CH_IRQ_PROLOGUE(); - - if (AT91C_BASE_PITC->PITC_PISR & AT91C_PITC_PITS) { - (void) AT91C_BASE_PITC->PITC_PIVR; - chSysLockFromIsr(); - chSysTimerHandlerI(); - chSysUnlockFromIsr(); - } - AT91C_BASE_AIC->AIC_EOICR = 0; - - CH_IRQ_EPILOGUE(); -} - -/* - * Digital I/O ports static configuration as defined in @p board.h. - */ -static const AT91SAM7XPIOConfig config = -{ - {VAL_PIOA_ODSR, VAL_PIOA_OSR, VAL_PIOA_PUSR}, - {VAL_PIOB_ODSR, VAL_PIOB_OSR, VAL_PIOB_PUSR} -}; - -/* - * Early initialization code. - * This initialization is performed just after reset before BSS and DATA - * segments initialization. - */ -void hwinit0(void) { - /* - * Flash Memory: 1 wait state, about 50 cycles in a microsecond. - */ - AT91C_BASE_MC->MC_FMR = (AT91C_MC_FMCN & (50 << 16)) | AT91C_MC_FWS_1FWS; - - /* - * Watchdog disabled. - */ - AT91C_BASE_WDTC->WDTC_WDMR = AT91C_WDTC_WDDIS; - - /* - * Enables the main oscillator and waits 56 slow cycles as startup time. - */ - AT91C_BASE_PMC->PMC_MOR = (AT91C_CKGR_OSCOUNT & (7 << 8)) | AT91C_CKGR_MOSCEN; - while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MOSCS)) - ; - - /* - * PLL setup: DIV = 14, MUL = 72, PLLCOUNT = 10 - * PLLfreq = 96109714 Hz (rounded) - */ - AT91C_BASE_PMC->PMC_PLLR = (AT91C_CKGR_DIV & 14) | - (AT91C_CKGR_PLLCOUNT & (10 << 8)) | - (AT91C_CKGR_MUL & (72 << 16)); - while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_LOCK)) - ; - - /* - * Master clock = PLLfreq / 2 = 48054858 Hz (rounded) - */ - AT91C_BASE_PMC->PMC_MCKR = AT91C_PMC_CSS_PLL_CLK | AT91C_PMC_PRES_CLK_2; - while (!(AT91C_BASE_PMC->PMC_SR & AT91C_PMC_MCKRDY)) - ; - - /* - * PIO initialization. - */ - palInit(&config); -} - -/* - * Late initialization code. - * This initialization is performed after BSS and DATA segments initialization - * and before invoking the main() function. - */ -void hwinit1(void) { - int i; - - /* - * Default AIC setup, the device drivers will modify it as needed. - */ - AT91C_BASE_AIC->AIC_ICCR = 0xFFFFFFFF; - AT91C_BASE_AIC->AIC_SVR[0] = (AT91_REG)FiqHandler; - for (i = 1; i < 31; i++) { - AT91C_BASE_AIC->AIC_SVR[i] = (AT91_REG)NULL; - AT91C_BASE_AIC->AIC_EOICR = (AT91_REG)i; - } - AT91C_BASE_AIC->AIC_SPU = (AT91_REG)SpuriousHandler; - - /* - * LCD pins setup. - */ - palClearPad(IOPORT2, PIOB_LCD_BL); - palSetPadMode(IOPORT2, PIOB_LCD_BL, PAL_MODE_OUTPUT_PUSHPULL); - - palSetPad(IOPORT1, PIOA_LCD_RESET); - palSetPadMode(IOPORT1, PIOA_LCD_RESET, PAL_MODE_OUTPUT_PUSHPULL); - - /* - * Joystick and buttons setup. - */ - palSetGroupMode(IOPORT1, - PIOA_B1_MASK | PIOA_B2_MASK | PIOA_B3_MASK | - PIOA_B4_MASK | PIOA_B5_MASK, - PAL_MODE_INPUT); - palSetGroupMode(IOPORT2, PIOB_SW1_MASK | PIOB_SW2_MASK, PAL_MODE_INPUT); - - /* - * MMC/SD slot setup. - */ - palSetGroupMode(IOPORT2, - PIOB_MMC_WP_MASK | PIOB_MMC_CP_MASK, - PAL_MODE_INPUT); - - /* - * PIT Initialization. - */ - AIC_ConfigureIT(AT91C_ID_SYS, - AT91C_AIC_SRCTYPE_HIGH_LEVEL | (AT91C_AIC_PRIOR_HIGHEST - 1), - SYSIrqHandler); - AIC_EnableIT(AT91C_ID_SYS); - AT91C_BASE_PITC->PITC_PIMR = (MCK / 16 / CH_FREQUENCY) - 1; - AT91C_BASE_PITC->PITC_PIMR |= AT91C_PITC_PITEN | AT91C_PITC_PITIEN; - - /* - * Serial driver initialization, RTS/CTS pins enabled for USART0 only. - */ - sdInit(); - AT91C_BASE_PIOA->PIO_PDR = AT91C_PA3_RTS0 | AT91C_PA4_CTS0; - AT91C_BASE_PIOA->PIO_ASR = AT91C_PIO_PA3 | AT91C_PIO_PA4; - AT91C_BASE_PIOA->PIO_PPUDR = AT91C_PIO_PA3 | AT91C_PIO_PA4; - - /* - * EMAC driver initialization. - */ - macInit(); - - /* - * ChibiOS/RT initialization. - */ - chSysInit(); -} -- cgit v1.2.3