diff options
Diffstat (limited to 'demos/ARM7-AT91SAM7X-WEB-GCC/board.c')
| -rw-r--r-- | demos/ARM7-AT91SAM7X-WEB-GCC/board.c | 187 |
1 files changed, 0 insertions, 187 deletions
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 <http://www.gnu.org/licenses/>.
-*/
-
-#include <ch.h>
-#include <pal.h>
-#include <serial.h>
-#include <mac.h>
-
-#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();
-}
|