board.c File Reference

Detailed Description

Date

Feb 06, 2021

Author

Andrey Gusakov, 2021

Definition in file board.c.

Functions
static void	gpio_init (stm32_gpio_t *gpiop, const gpio_setup_t *config)
static void	stm32_gpio_init (void)
void	__early_init (void)
	Early initialization code.
bool	sdc_lld_is_card_inserted (SDCDriver *sdcp)
	SDC card detection.
bool	sdc_lld_is_write_protected (SDCDriver *sdcp)
	SDC card write protection detection.
bool	mmc_lld_is_card_inserted (MMCDriver *mmcp)
	MMC_SPI card detection.
bool	mmc_lld_is_write_protected (MMCDriver *mmcp)
	MMC_SPI card write protection detection.

Variables
static const gpio_config_t	gpio_default_config
	STM32 GPIO static initialization data.

Function Documentation

__early_init()

void __early_init

(

void

)

Early initialization code.

GPIO ports and system clocks are initialized before everything else.

Definition at line 127 of file board.c.

{
    /* allow debug in all low-power modes */
    DBGMCU->CR |= DBGMCU_CR_DBG_SLEEP | DBGMCU_CR_DBG_STOP | DBGMCU_CR_DBG_STANDBY;
 
    stm32_gpio_init();
    stm32_clock_init();
}

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gpio_init()

static void gpio_init ( stm32_gpio_t *  gpiop, const gpio_setup_t *  config  )

static

Definition at line 84 of file board.c.

                                                                       {
 
    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;
}

mmc_lld_is_card_inserted()

bool mmc_lld_is_card_inserted

(

MMCDriver *

mmcp

)

MMC_SPI card detection.

Definition at line 162 of file board.c.

{
    UNUSED(mmcp);
    /* TODO: Fill the implementation.*/
    return true;
}

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mmc_lld_is_write_protected()

bool mmc_lld_is_write_protected

(

MMCDriver *

mmcp

)

MMC_SPI card write protection detection.

Definition at line 172 of file board.c.

{
    UNUSED(mmcp);
    /* TODO: Fill the implementation.*/
    return false;
}

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sdc_lld_is_card_inserted()

bool sdc_lld_is_card_inserted

(

SDCDriver *

sdcp

)

SDC card detection.

Definition at line 140 of file board.c.

{
    UNUSED(sdcp);
    /* TODO: Fill the implementation.*/
    return true;
}

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sdc_lld_is_write_protected()

bool sdc_lld_is_write_protected

(

SDCDriver *

sdcp

)

SDC card write protection detection.

Definition at line 150 of file board.c.

{
    UNUSED(sdcp);
    /* TODO: Fill the implementation.*/
    return false;
}

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stm32_gpio_init()

static void stm32_gpio_init ( void  )

static

Definition at line 95 of file board.c.

                                  {
 
    /* Enabling GPIO-related clocks, the mask comes from the
     * registry header file.*/
    rccResetAHB1(STM32_GPIO_EN_MASK);
    rccEnableAHB1(STM32_GPIO_EN_MASK, true);
 
    /* Initializing all the defined GPIO ports.*/
    gpio_init(GPIOA, &gpio_default_config.PAData);
    gpio_init(GPIOB, &gpio_default_config.PBData);
    gpio_init(GPIOC, &gpio_default_config.PCData);
    gpio_init(GPIOD, &gpio_default_config.PDData);
    gpio_init(GPIOE, &gpio_default_config.PEData);
    gpio_init(GPIOF, &gpio_default_config.PFData);
    gpio_init(GPIOG, &gpio_default_config.PGData);
    gpio_init(GPIOH, &gpio_default_config.PHData);
    gpio_init(GPIOI, &gpio_default_config.PIData);
}

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Variable Documentation

gpio_default_config

const gpio_config_t gpio_default_config

static

Initial value:

= {
    {VAL_GPIOA_MODER, VAL_GPIOA_OTYPER, VAL_GPIOA_OSPEEDR, VAL_GPIOA_PUPDR,
     VAL_GPIOA_ODR,  VAL_GPIOA_AFRL, VAL_GPIOA_AFRH},
    {VAL_GPIOB_MODER, VAL_GPIOB_OTYPER, VAL_GPIOB_OSPEEDR, VAL_GPIOB_PUPDR,
     VAL_GPIOB_ODR,  VAL_GPIOB_AFRL, VAL_GPIOB_AFRH},
    {VAL_GPIOC_MODER, VAL_GPIOC_OTYPER, VAL_GPIOC_OSPEEDR, VAL_GPIOC_PUPDR,
     VAL_GPIOC_ODR,  VAL_GPIOC_AFRL, VAL_GPIOC_AFRH},
    {VAL_GPIOD_MODER, VAL_GPIOD_OTYPER, VAL_GPIOD_OSPEEDR, VAL_GPIOD_PUPDR,
     VAL_GPIOD_ODR,  VAL_GPIOD_AFRL, VAL_GPIOD_AFRH},
    {VAL_GPIOE_MODER, VAL_GPIOE_OTYPER, VAL_GPIOE_OSPEEDR, VAL_GPIOE_PUPDR,
     VAL_GPIOE_ODR,  VAL_GPIOE_AFRL, VAL_GPIOE_AFRH},
    {VAL_GPIOF_MODER, VAL_GPIOF_OTYPER, VAL_GPIOF_OSPEEDR, VAL_GPIOF_PUPDR,
     VAL_GPIOF_ODR,  VAL_GPIOF_AFRL, VAL_GPIOF_AFRH},
    {VAL_GPIOG_MODER, VAL_GPIOG_OTYPER, VAL_GPIOG_OSPEEDR, VAL_GPIOG_PUPDR,
     VAL_GPIOG_ODR,  VAL_GPIOG_AFRL, VAL_GPIOG_AFRH},
    {VAL_GPIOH_MODER, VAL_GPIOH_OTYPER, VAL_GPIOH_OSPEEDR, VAL_GPIOH_PUPDR,
     VAL_GPIOH_ODR,  VAL_GPIOH_AFRL, VAL_GPIOH_AFRH},
    {VAL_GPIOI_MODER, VAL_GPIOI_OTYPER, VAL_GPIOI_OSPEEDR, VAL_GPIOI_PUPDR,
     VAL_GPIOI_ODR,  VAL_GPIOI_AFRL, VAL_GPIOI_AFRH},
}

STM32 GPIO static initialization data.

Definition at line 59 of file board.c.

                                                 {
    {VAL_GPIOA_MODER, VAL_GPIOA_OTYPER, VAL_GPIOA_OSPEEDR, VAL_GPIOA_PUPDR,
     VAL_GPIOA_ODR,  VAL_GPIOA_AFRL, VAL_GPIOA_AFRH},
    {VAL_GPIOB_MODER, VAL_GPIOB_OTYPER, VAL_GPIOB_OSPEEDR, VAL_GPIOB_PUPDR,
     VAL_GPIOB_ODR,  VAL_GPIOB_AFRL, VAL_GPIOB_AFRH},
    {VAL_GPIOC_MODER, VAL_GPIOC_OTYPER, VAL_GPIOC_OSPEEDR, VAL_GPIOC_PUPDR,
     VAL_GPIOC_ODR,  VAL_GPIOC_AFRL, VAL_GPIOC_AFRH},
    {VAL_GPIOD_MODER, VAL_GPIOD_OTYPER, VAL_GPIOD_OSPEEDR, VAL_GPIOD_PUPDR,
     VAL_GPIOD_ODR,  VAL_GPIOD_AFRL, VAL_GPIOD_AFRH},
    {VAL_GPIOE_MODER, VAL_GPIOE_OTYPER, VAL_GPIOE_OSPEEDR, VAL_GPIOE_PUPDR,
     VAL_GPIOE_ODR,  VAL_GPIOE_AFRL, VAL_GPIOE_AFRH},
    {VAL_GPIOF_MODER, VAL_GPIOF_OTYPER, VAL_GPIOF_OSPEEDR, VAL_GPIOF_PUPDR,
     VAL_GPIOF_ODR,  VAL_GPIOF_AFRL, VAL_GPIOF_AFRH},
    {VAL_GPIOG_MODER, VAL_GPIOG_OTYPER, VAL_GPIOG_OSPEEDR, VAL_GPIOG_PUPDR,
     VAL_GPIOG_ODR,  VAL_GPIOG_AFRL, VAL_GPIOG_AFRH},
    {VAL_GPIOH_MODER, VAL_GPIOH_OTYPER, VAL_GPIOH_OSPEEDR, VAL_GPIOH_PUPDR,
     VAL_GPIOH_ODR,  VAL_GPIOH_AFRL, VAL_GPIOH_AFRH},
    {VAL_GPIOI_MODER, VAL_GPIOI_OTYPER, VAL_GPIOI_OSPEEDR, VAL_GPIOI_PUPDR,
     VAL_GPIOI_ODR,  VAL_GPIOI_AFRL, VAL_GPIOI_AFRH},
};

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