board_storage.cpp File Reference

Detailed Description

Storage configuration file.

Date

May 27, 2024

Author

Andrey Gusakov, 2023

Definition in file board_storage.cpp.

Functions
bool	boardInitMfs ()
const MFSConfig *	boardGetMfsConfig ()

Variables
static NO_CACHE SNORDriver	snor1
static NO_CACHE snor_nocache_buffer_t	snor1buf
static const SPIConfig	W25SpiCfg
static const SNORConfig	W25FlashConfig
const MFSConfig	mfsd_nor_config

Function Documentation

boardGetMfsConfig()

const MFSConfig * boardGetMfsConfig

(

void

)

Definition at line 131 of file board_storage.cpp.

{
    return &mfsd_nor_config;
}

boardInitMfs()

bool boardInitMfs

(

void

)

Definition at line 98 of file board_storage.cpp.

{
#if SNOR_SHARED_BUS == FALSE
    spiStart(&EFI_FLASH_SDPID, &W25SpiCfg);
#endif
 
    palSetPad(EFI_FLASH_SPI_CS_GPIO, EFI_FLASH_SPI_CS_PIN);
    palSetPadMode(EFI_FLASH_SPI_CS_GPIO, EFI_FLASH_SPI_CS_PIN,
        PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
    palSetPadMode(getBrainPinPort(EFI_FLASH_SPI_SCK), getBrainPinIndex(EFI_FLASH_SPI_SCK),
        PAL_MODE_ALTERNATE(EFI_FLASH_SPI_AF) | PAL_STM32_OSPEED_HIGHEST);
    palSetPadMode(getBrainPinPort(EFI_FLASH_SPI_MISO), getBrainPinIndex(EFI_FLASH_SPI_MISO),
        PAL_MODE_ALTERNATE(EFI_FLASH_SPI_AF) | PAL_STM32_OSPEED_HIGHEST);
    palSetPadMode(getBrainPinPort(EFI_FLASH_SPI_MOSI), getBrainPinIndex(EFI_FLASH_SPI_MOSI),
        PAL_MODE_ALTERNATE(EFI_FLASH_SPI_AF) | PAL_STM32_OSPEED_HIGHEST);
    /* Deactivate WP */
    palSetPad(getBrainPinPort(EFI_FLASH_WP), getBrainPinIndex(EFI_FLASH_WP));
    palSetPadMode(getBrainPinPort(EFI_FLASH_WP), getBrainPinIndex(EFI_FLASH_WP),
        PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
    /* Deactivate HOLD */
    palSetPad(getBrainPinPort(EFI_FLASH_HOLD), getBrainPinIndex(EFI_FLASH_HOLD));
    palSetPadMode(getBrainPinPort(EFI_FLASH_HOLD), getBrainPinIndex(EFI_FLASH_HOLD),
        PAL_MODE_OUTPUT_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
 
    /*
     * Initializing and starting flash driver.
     */
    snorObjectInit(&snor1, &snor1buf);
    snorStart(&snor1, &W25FlashConfig);
 
    return true;
}

Here is the call graph for this function:

Variable Documentation

mfsd_nor_config

const MFSConfig mfsd_nor_config

Initial value:

= {
    .flashp         = (BaseFlash *)&snor1,
    .erased         = 0xFFFFFFFFU,
#if 1
    
    .bank_size      = 512 * 1024U,
    .bank0_start    = 0U,
    .bank0_sectors  = 128U, 
    .bank1_start    = 128U,
    .bank1_sectors  = 128U
#else
    
    .bank_size      = 64 * 1024U,
    .bank0_start    = 0U,
    .bank0_sectors  = 16U,  
    .bank1_start    = 16U,
    .bank1_sectors  = 16U
#endif
}

Definition at line 73 of file board_storage.cpp.

                                  {
    .flashp         = (BaseFlash *)&snor1,
    .erased         = 0xFFFFFFFFU,
#if 1
    /* it takes:
     * 147 mS to write 25K of settings whithout garbage collector (when there is free space in current bank)
     * 4750 mS to write settings with garbage collection (packing and moving to another bank, erasing old one)
     * GC happens rougly every ((512 / 25) - 1) ~= 19 write */
    .bank_size      = 512 * 1024U,
    .bank0_start    = 0U,
    .bank0_sectors  = 128U, /* 128 * 4 K = 0.5 Mb */
    .bank1_start    = 128U,
    .bank1_sectors  = 128U
#else
    /* it takes:
     * same 147 mS to write setting without GC
     * 1500 mS to write setting with GC, but GC happens every time we write settings */
    .bank_size      = 64 * 1024U,
    .bank0_start    = 0U,
    .bank0_sectors  = 16U,  /* 16 * 4 K = 64 Kb */
    .bank1_start    = 16U,
    .bank1_sectors  = 16U
#endif
};

Referenced by boardGetMfsConfig().

snor1

NO_CACHE SNORDriver snor1

static

Definition at line 37 of file board_storage.cpp.

Referenced by boardInitMfs().

snor1buf

NO_CACHE snor_nocache_buffer_t snor1buf

static

Definition at line 38 of file board_storage.cpp.

Referenced by boardInitMfs().

W25FlashConfig

const SNORConfig W25FlashConfig

static

Initial value:

= {
    .busp = &EFI_FLASH_SDPID,
    .buscfg = &W25SpiCfg
}

Definition at line 68 of file board_storage.cpp.

                                         {
    .busp = &EFI_FLASH_SDPID,
    .buscfg = &W25SpiCfg
};

Referenced by boardInitMfs().

W25SpiCfg

const SPIConfig W25SpiCfg

static

Initial value:

= {
    .circular = false,
#ifdef _CHIBIOS_RT_CONF_VER_6_1_
    .end_cb = NULL,
#else
    .slave = false,
    .data_cb = NULL,
    .error_cb = NULL,
#endif
    .ssport = EFI_FLASH_SPI_CS_GPIO,
    .sspad = EFI_FLASH_SPI_CS_PIN,
    .cr1 =
        SPI_CR1_8BIT_MODE |
        ((0 << SPI_CR1_BR_Pos) & SPI_CR1_BR) |
        0,
    .cr2 =
        SPI_CR2_8BIT_MODE |
        0,
}

Definition at line 45 of file board_storage.cpp.

                                   {
    .circular = false,
#ifdef _CHIBIOS_RT_CONF_VER_6_1_
    .end_cb = NULL,
#else
    .slave = false,
    .data_cb = NULL,
    .error_cb = NULL,
#endif
    .ssport = EFI_FLASH_SPI_CS_GPIO,
    .sspad = EFI_FLASH_SPI_CS_PIN,
    .cr1 =
        SPI_CR1_8BIT_MODE |
        ((0 << SPI_CR1_BR_Pos) & SPI_CR1_BR) |
        0,
    .cr2 =
        SPI_CR2_8BIT_MODE |
        0,
};

Referenced by boardInitMfs().

Go to the source code of this file.