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This commit is contained in:
RocketGod
2022-09-22 09:26:57 -07:00
parent fee0ab05fd
commit 957ea3d712
4511 changed files with 1943182 additions and 0 deletions
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109
Software/portapack-mayhem/firmware/chibios/boards/STUDIEL_AT91SAM7A3_EK/board.c Normal file
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/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include "ch.h"
#include "hal.h"
/**
* @brief PAL setup.
* @details Digital I/O ports static configuration as defined in @p board.h.
* This variable is used by the HAL when initializing the PAL driver.
*/
#if HAL_USE_PAL || defined(__DOXYGEN__)
const PALConfig pal_default_config =
{
{VAL_PIOA_ODSR, VAL_PIOA_OSR, VAL_PIOA_PUSR},
#if (SAM7_PLATFORM == SAM7X128) || (SAM7_PLATFORM == SAM7X256) || \
(SAM7_PLATFORM == SAM7X512) || (SAM7_PLATFORM == SAM7A3)
{VAL_PIOB_ODSR, VAL_PIOB_OSR, VAL_PIOB_PUSR}
#endif
};
#endif
/*
* 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();
}
#if USE_SAM7_DBGU_UART
if (AT91C_BASE_DBGU->DBGU_CSR &
(AT91C_US_RXRDY | AT91C_US_TXRDY | AT91C_US_PARE | AT91C_US_FRAME | AT91C_US_OVRE | AT91C_US_RXBRK)) {
sd_lld_serve_interrupt(&SDDBG);
}
#endif
AT91C_BASE_AIC->AIC_EOICR = 0;
CH_IRQ_EPILOGUE();
}
/*
* Early initialization code.
* This initialization must be performed just after stack setup and before
* any other initialization.
*/
void __early_init(void) {
/* Watchdog disabled.*/
AT91C_BASE_WDTC->WDTC_WDMR = AT91C_WDTC_WDDIS;
at91sam7_clock_init();
}
#if HAL_USE_MMC_SPI
/* Board-related functions related to the MMC_SPI driver.*/
bool_t mmc_lld_is_card_inserted(MMCDriver *mmcp) {
(void)mmcp;
return !palReadPad(IOPORT2, PIOB_MMC_CP);
}
bool_t mmc_lld_is_write_protected(MMCDriver *mmcp) {
(void)mmcp;
return palReadPad(IOPORT2, PIOB_MMC_WP);
}
#endif
/*
* Board-specific initialization code.
*/
void boardInit(void) {
/*
* 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;
/*
* RTS/CTS pins enabled for USART0 only.
*/
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;
}

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Software/portapack-mayhem/firmware/chibios/boards/STUDIEL_AT91SAM7A3_EK/board.h Normal file
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/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef _BOARD_H_
#define _BOARD_H_
/*
* Setup for the Studiel AT91SAM7A3-EK board.
*/
/*
* Board identifier.
*/
#define BOARD_STUDIEL_AT91SAM7A3_EK
#define BOARD_NAME "Studiel AT91SAM7A3-EK eval. board"
/*
* Select your platform by modifying the following line.
*/
#if !defined(SAM7A3_PLATFORM)
#define SAM7_PLATFORM SAM7A3
#endif
#include "at91sam7.h"
#define CLK 18432000
#define MCK 48054857
/*
* I/O definitions.
*/
#define PIOA_RXD0 2
#define PIOA_RXD0_MASK (1 << PIOA_RXD0)
#define PIOA_TXD0 3
#define PIOA_TXD0_MASK (1 << PIOA_TXD0)
#define PIOA_LED1 20
#define PIOA_LED1_MASK (1 << PIOA_LED1)
#define PIOA_LED2 21
#define PIOA_LED2_MASK (1 << PIOA_LED2)
#define PIOA_LED3 24
#define PIOA_LED3_MASK (1 << PIOA_LED3)
#define PIOA_LED4 25
#define PIOA_LED4_MASK (1 << PIOA_LED4)
// mmc-spi
#define PIOA_SPI0_NSS 14
#define PIOA_SPI0_NSS_MASK (1 << PIOA_SPI0_NSS)
#define PIOA_SPI0_MISO 15
#define PIOA_SPI0_MISO_MASK (1 << PIOA_SPI0_MISO)
#define PIOA_SPI0_MOSI 16
#define PIOA_SPI0_MOSI_MASK (1 << PIOA_SPI0_MOSI)
#define PIOA_SPI0_CLK 17
#define PIOA_SPI0_CLK_MASK (1 << PIOA_SPI0_CLK)
/*
* Initial I/O setup.
*/
/* Output data. */
#define VAL_PIOA_ODSR 0x00000000
/* Direction. */
#define VAL_PIOA_OSR 0x00000000 | PIOA_LED1_MASK | PIOA_LED2_MASK | \
PIOA_LED3_MASK | PIOA_LED4_MASK
/* Pull-up. */
#define VAL_PIOA_PUSR 0xFFFFFFFF
#define VAL_PIOB_ODSR 0x00000000 /* Output data. */
#define VAL_PIOB_OSR 0x00000000 /* Direction. */
#define VAL_PIOB_PUSR 0xFFFFFFFF /* Pull-up. */
#if !defined(_FROM_ASM_)
#ifdef __cplusplus
extern "C" {
#endif
void boardInit(void);
#ifdef __cplusplus
}
#endif
#endif /* _FROM_ASM_ */
#endif /* _BOARD_H_ */