/***************************************************************************//**
* @brief
* Initialize MicroSD driver.
* @return
* Returns 0 if initialization succeded, non-zero otherwise.
******************************************************************************/
int initFatFS(void)
{
MICROSD_Init();
if (f_mount(0, &Fatfs) != FR_OK)
return -1;
return 0;
}
/**************************************************************************//**
* @brief
* SDCARD_Initialization.
* @details
* Initialize SD Card
*****************************************************************************/
void SDCARD_Initialization()
{
/* Enable SPI */
USART1->CMD = USART_CMD_MASTEREN | USART_CMD_TXEN | USART_CMD_RXEN;
volatile int waiting;
/* Initialize SD Card */
while(1)
{
MICROSD_Init(); /*Initialize MicroSD driver */
USART1->CMD = USART_CMD_MASTEREN | USART_CMD_TXEN | USART_CMD_RXEN;
resCard = disk_initialize(0); /*Check micro-SD card status */
switch(resCard)
{
case STA_NOINIT: /* Drive not initialized */
break;
case STA_NODISK: /* No medium in the drive */
break;
case STA_PROTECT: /* Write protected */
break;
default:
break;
}
if (!resCard) break; /* Drive initialized. */
/* wait a moment */
for(waiting = 0; waiting < 0xfff; waiting++){
waiting++;
waiting--;
}
}
}
extern void init_filesystem() {
while (1) {
// Initialize SD card and setup USART0
MICROSD_Init();
resCard = disk_initialize(0);
if (!resCard) break;
}
// Mount filesystem
if (f_mount(0, &fatfs) != FR_OK)
{
/* Could not mount filesystem due to MicroSD missing or no FAT32 */
while(1);
}
}
/**************************************************************************//**
* @brief
* Initialize the storage media interface.
*****************************************************************************/
bool MSDDMEDIA_Init( void )
{
#if ( MSD_MEDIA != MSD_SDCARD_MEDIA ) && ( MSD_MEDIA != MSD_NORFLASH_MEDIA )
numSectors = MEDIA_SIZE / 512;
#endif
#if ( MSD_MEDIA == MSD_PSRAM_MEDIA )
storage = (uint8_t*)EBI_BankAddress( EBI_BANK2 );
storage[0] = 0; /* To force new "format disk" when host detects disk. */
#endif
#if ( MSD_MEDIA == MSD_SDCARD_MEDIA )
/* Enable SPI access to MicroSD card */
BSP_PeripheralAccess( BSP_MICROSD, true );
MICROSD_Init();
if ( disk_initialize( 0 ) != 0 )
return false;
/* Get numSectors from media. */
if ( disk_ioctl( 0, GET_SECTOR_COUNT, &numSectors ) != RES_OK )
return false;
#endif
#if ( MSD_MEDIA == MSD_FLASH_MEDIA )
flashStatus.pendingWrite = false;
MSC_Init(); /* Unlock and calibrate flash timing */
MSC_Deinit(); /* Lock flash */
#endif
#if ( MSD_MEDIA == MSD_NORFLASH_MEDIA )
flashStatus.pendingWrite = false;
NORFLASH_Init(); /* Initialize NORFLASH interface */
storage = (uint8_t*)NORFLASH_DeviceInfo()->baseAddress;
flashPageSize = NORFLASH_DeviceInfo()->sectorSize;
/* Use external PSRAM as page (flash sector) buffer */
flashPageBuf = (uint8_t*)EBI_BankAddress( EBI_BANK2 );
numSectors = NORFLASH_DeviceInfo()->deviceSize / 512;
#endif
return true;
}
