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ardupilot/libraries/AP_HAL_ChibiOS/hwdef/common/board.c

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/*
* This file 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.
*
* This file 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/>.
*
* Modified for use in AP_HAL by Andrew Tridgell and Siddharth Bharat Purohit
*/
#include "hal.h"
#include "usbcfg.h"
#include "stm32_util.h"
#include "watchdog.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables and types. */
/*===========================================================================*/
/**
* @brief STM32 GPIO static initialization data.
*/
#if defined(STM32F100_MCUCONF) || defined(STM32F103_MCUCONF) || defined(STM32F105_MCUCONF)
const PALConfig pal_default_config =
{
{VAL_GPIOA_ODR, VAL_GPIOA_CRL, VAL_GPIOA_CRH},
{VAL_GPIOB_ODR, VAL_GPIOB_CRL, VAL_GPIOB_CRH},
{VAL_GPIOC_ODR, VAL_GPIOC_CRL, VAL_GPIOC_CRH},
{VAL_GPIOD_ODR, VAL_GPIOD_CRL, VAL_GPIOD_CRH},
{VAL_GPIOE_ODR, VAL_GPIOE_CRL, VAL_GPIOE_CRH},
};
#else //Other than STM32F1/F3 series
/**
* @brief Type of STM32 GPIO port setup.
*/
typedef struct {
uint32_t moder;
uint32_t otyper;
uint32_t ospeedr;
uint32_t pupdr;
uint32_t odr;
uint32_t afrl;
uint32_t afrh;
} gpio_setup_t;
/**
* @brief Type of STM32 GPIO initialization data.
*/
typedef struct {
#if STM32_HAS_GPIOA || defined(__DOXYGEN__)
gpio_setup_t PAData;
#endif
#if STM32_HAS_GPIOB || defined(__DOXYGEN__)
gpio_setup_t PBData;
#endif
#if STM32_HAS_GPIOC || defined(__DOXYGEN__)
gpio_setup_t PCData;
#endif
#if STM32_HAS_GPIOD || defined(__DOXYGEN__)
gpio_setup_t PDData;
#endif
#if STM32_HAS_GPIOE || defined(__DOXYGEN__)
gpio_setup_t PEData;
#endif
#if STM32_HAS_GPIOF || defined(__DOXYGEN__)
gpio_setup_t PFData;
#endif
#if STM32_HAS_GPIOG || defined(__DOXYGEN__)
gpio_setup_t PGData;
#endif
#if STM32_HAS_GPIOH || defined(__DOXYGEN__)
gpio_setup_t PHData;
#endif
#if STM32_HAS_GPIOI || defined(__DOXYGEN__)
gpio_setup_t PIData;
#endif
#if STM32_HAS_GPIOJ || defined(__DOXYGEN__)
gpio_setup_t PJData;
#endif
#if STM32_HAS_GPIOK || defined(__DOXYGEN__)
gpio_setup_t PKData;
#endif
} gpio_config_t;
/**
* @brief STM32 GPIO static initialization data.
*/
static const gpio_config_t gpio_default_config = {
#if STM32_HAS_GPIOA
{VAL_GPIOA_MODER, VAL_GPIOA_OTYPER, VAL_GPIOA_OSPEEDR, VAL_GPIOA_PUPDR,
VAL_GPIOA_ODR, VAL_GPIOA_AFRL, VAL_GPIOA_AFRH},
#endif
#if STM32_HAS_GPIOB
{VAL_GPIOB_MODER, VAL_GPIOB_OTYPER, VAL_GPIOB_OSPEEDR, VAL_GPIOB_PUPDR,
VAL_GPIOB_ODR, VAL_GPIOB_AFRL, VAL_GPIOB_AFRH},
#endif
#if STM32_HAS_GPIOC
{VAL_GPIOC_MODER, VAL_GPIOC_OTYPER, VAL_GPIOC_OSPEEDR, VAL_GPIOC_PUPDR,
VAL_GPIOC_ODR, VAL_GPIOC_AFRL, VAL_GPIOC_AFRH},
#endif
#if STM32_HAS_GPIOD
{VAL_GPIOD_MODER, VAL_GPIOD_OTYPER, VAL_GPIOD_OSPEEDR, VAL_GPIOD_PUPDR,
VAL_GPIOD_ODR, VAL_GPIOD_AFRL, VAL_GPIOD_AFRH},
#endif
#if STM32_HAS_GPIOE
{VAL_GPIOE_MODER, VAL_GPIOE_OTYPER, VAL_GPIOE_OSPEEDR, VAL_GPIOE_PUPDR,
VAL_GPIOE_ODR, VAL_GPIOE_AFRL, VAL_GPIOE_AFRH},
#endif
#if STM32_HAS_GPIOF
{VAL_GPIOF_MODER, VAL_GPIOF_OTYPER, VAL_GPIOF_OSPEEDR, VAL_GPIOF_PUPDR,
VAL_GPIOF_ODR, VAL_GPIOF_AFRL, VAL_GPIOF_AFRH},
#endif
#if STM32_HAS_GPIOG
{VAL_GPIOG_MODER, VAL_GPIOG_OTYPER, VAL_GPIOG_OSPEEDR, VAL_GPIOG_PUPDR,
VAL_GPIOG_ODR, VAL_GPIOG_AFRL, VAL_GPIOG_AFRH},
#endif
#if STM32_HAS_GPIOH
{VAL_GPIOH_MODER, VAL_GPIOH_OTYPER, VAL_GPIOH_OSPEEDR, VAL_GPIOH_PUPDR,
VAL_GPIOH_ODR, VAL_GPIOH_AFRL, VAL_GPIOH_AFRH},
#endif
#if STM32_HAS_GPIOI
{VAL_GPIOI_MODER, VAL_GPIOI_OTYPER, VAL_GPIOI_OSPEEDR, VAL_GPIOI_PUPDR,
VAL_GPIOI_ODR, VAL_GPIOI_AFRL, VAL_GPIOI_AFRH},
#endif
#if STM32_HAS_GPIOJ
{VAL_GPIOJ_MODER, VAL_GPIOJ_OTYPER, VAL_GPIOJ_OSPEEDR, VAL_GPIOJ_PUPDR,
VAL_GPIOJ_ODR, VAL_GPIOJ_AFRL, VAL_GPIOJ_AFRH},
#endif
#if STM32_HAS_GPIOK
{VAL_GPIOK_MODER, VAL_GPIOK_OTYPER, VAL_GPIOK_OSPEEDR, VAL_GPIOK_PUPDR,
VAL_GPIOK_ODR, VAL_GPIOK_AFRL, VAL_GPIOK_AFRH}
#endif
};
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
static void gpio_init(stm32_gpio_t *gpiop, const gpio_setup_t *config) {
gpiop->OTYPER = config->otyper;
gpiop->OSPEEDR = config->ospeedr;
gpiop->PUPDR = config->pupdr;
gpiop->ODR = config->odr;
gpiop->AFRL = config->afrl;
gpiop->AFRH = config->afrh;
gpiop->MODER = config->moder;
}
static void stm32_gpio_init(void) {
/* Enabling GPIO-related clocks, the mask comes from the
registry header file.*/
#if defined(STM32H7)
#if !EXTERNAL_PROG_FLASH_MB // if we have external flash resetting GPIO might disable all comms with it
rccResetAHB4(STM32_GPIO_EN_MASK);
#endif
rccEnableAHB4(STM32_GPIO_EN_MASK, true);
#elif defined(STM32F3)
rccResetAHB(STM32_GPIO_EN_MASK);
rccEnableAHB(STM32_GPIO_EN_MASK, true);
#elif defined(STM32G4) || defined(STM32L4)
rccResetAHB2(STM32_GPIO_EN_MASK);
rccEnableAHB2(STM32_GPIO_EN_MASK, true);
#else
rccResetAHB1(STM32_GPIO_EN_MASK);
rccEnableAHB1(STM32_GPIO_EN_MASK, true);
#endif
/* Initializing all the defined GPIO ports.*/
#if STM32_HAS_GPIOA
gpio_init(GPIOA, &gpio_default_config.PAData);
#endif
#if STM32_HAS_GPIOB
gpio_init(GPIOB, &gpio_default_config.PBData);
#endif
#if STM32_HAS_GPIOC
gpio_init(GPIOC, &gpio_default_config.PCData);
#endif
#if STM32_HAS_GPIOD
gpio_init(GPIOD, &gpio_default_config.PDData);
#endif
#if STM32_HAS_GPIOE
gpio_init(GPIOE, &gpio_default_config.PEData);
#endif
#if STM32_HAS_GPIOF
gpio_init(GPIOF, &gpio_default_config.PFData);
#endif
#if STM32_HAS_GPIOG
gpio_init(GPIOG, &gpio_default_config.PGData);
#endif
#if STM32_HAS_GPIOH
gpio_init(GPIOH, &gpio_default_config.PHData);
#endif
#if STM32_HAS_GPIOI
gpio_init(GPIOI, &gpio_default_config.PIData);
#endif
#if STM32_HAS_GPIOJ
gpio_init(GPIOJ, &gpio_default_config.PJData);
#endif
#if STM32_HAS_GPIOK
gpio_init(GPIOK, &gpio_default_config.PKData);
#endif
}
#endif //!STM32F100_MCUCONF
/**
* @brief Early initialization code.
* @details This initialization must be performed just after stack setup
* and before any other initialization.
*/
void __early_init(void) {
#if !defined(STM32F1)
stm32_gpio_init();
#endif
stm32_clock_init();
#if defined(HAL_DISABLE_DCACHE)
SCB_DisableDCache();
#endif
#if defined(STM32H7)
// disable cache on SRAM4 so we can use it for DMA
mpuConfigureRegion(MPU_REGION_5,
0x38000000U,
MPU_RASR_ATTR_AP_RW_RW |
MPU_RASR_ATTR_NON_CACHEABLE |
MPU_RASR_SIZE_64K |
MPU_RASR_ENABLE);
#endif
}
void __late_init(void) {
halInit();
chSysInit();
/*
* Initialize RNG
*/
#if HAL_USE_HW_RNG && defined(RNG)
rccEnableAHB2(RCC_AHB2ENR_RNGEN, 0);
RNG->CR |= RNG_CR_IE;
RNG->CR |= RNG_CR_RNGEN;
#endif
stm32_watchdog_save_reason();
#ifndef HAL_BOOTLOADER_BUILD
stm32_watchdog_clear_reason();
#endif
#if CH_CFG_USE_HEAP == TRUE
malloc_init();
#endif
#ifdef HAL_USB_PRODUCT_ID
setup_usb_strings();
#endif
}
#if HAL_USE_SDC || defined(__DOXYGEN__)
/**
* @brief SDC card detection.
*/
bool sdc_lld_is_card_inserted(SDCDriver *sdcp) {
(void)sdcp;
return true;
}
/**
* @brief SDC card write protection detection.
*/
bool sdc_lld_is_write_protected(SDCDriver *sdcp) {
(void)sdcp;
return false;
}
#endif /* HAL_USE_SDC */
#if HAL_USE_MMC_SPI || defined(__DOXYGEN__)
/**
* @brief MMC_SPI card detection.
*/
bool mmc_lld_is_card_inserted(MMCDriver *mmcp) {
(void)mmcp;
/* TODO: Fill the implementation.*/
return true;
}
/**
* @brief MMC_SPI card write protection detection.
*/
bool mmc_lld_is_write_protected(MMCDriver *mmcp) {
(void)mmcp;
/* TODO: Fill the implementation.*/
return false;
}
#endif
/**
* @brief Board-specific initialization code.
* @todo Add your board-specific code, if any.
*/
void boardInit(void) {
HAL_BOARD_INIT_HOOK_CALL
}
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