/*******************************************************************************
* Function Name : Get_Medium_Characteristics.
* Description : Get the microSD card size.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
void Get_Medium_Characteristics(void)
{
u32 temp1 = 0;
u32 temp2 = 0;
MSD_GetCSDRegister(&MSD_csd);
temp1 = MSD_csd.DeviceSize + 1;
temp2 = 1 << (MSD_csd.DeviceSizeMul + 2);
Mass_Block_Count = temp1 * temp2;
Mass_Block_Size = 1 << MSD_csd.RdBlockLen;
Mass_Memory_Size = (Mass_Block_Count * Mass_Block_Size);
}
/*******************************************************************************
* Function Name : MAL_GetStatus
* Description : Get status
* Input : None
* Output : None
* Return : None
*******************************************************************************/
uint16_t MAL_GetStatus (uint8_t lun)
{
#ifdef USE_STM3210E_EVAL
uint32_t DeviceSizeMul = 0, NumberOfBlocks = 0;
#else
uint32_t temp_block_mul = 0;
sMSD_CSD MSD_csd;
uint32_t DeviceSizeMul = 0;
#endif
#ifdef USE_FSMC_NAND
NAND_IDTypeDef NAND_ID;
#endif
if (lun == 0)
{
#ifdef USE_STM3210E_EVAL
if (SD_Init() == SD_OK)
{
SD_GetCardInfo(&SDCardInfo);
SD_SelectDeselect((uint32_t) (SDCardInfo.RCA << 16));
DeviceSizeMul = (SDCardInfo.SD_csd.DeviceSizeMul + 2);
if(SDCardInfo.CardType == SDIO_HIGH_CAPACITY_SD_CARD)
{
Mass_Block_Count[0] = (SDCardInfo.SD_csd.DeviceSize + 1) * 1024;
}
else
{
NumberOfBlocks = ((1 << (SDCardInfo.SD_csd.RdBlockLen)) / 512);
Mass_Block_Count[0] = ((SDCardInfo.SD_csd.DeviceSize + 1) * (1 << DeviceSizeMul) << (NumberOfBlocks/2));
}
Mass_Block_Size[0] = 512;
Status = SD_SelectDeselect((uint32_t) (SDCardInfo.RCA << 16));
Status = SD_EnableWideBusOperation(SDIO_BusWide_4b);
if ( Status != SD_OK )
{
return MAL_FAIL;
}
Status = SD_SetDeviceMode(SD_DMA_MODE);
if ( Status != SD_OK )
{
return MAL_FAIL;
}
#else
MSD_GetCSDRegister(&MSD_csd);
DeviceSizeMul = MSD_csd.DeviceSizeMul + 2;
temp_block_mul = (1 << MSD_csd.RdBlockLen)/ 512;
Mass_Block_Count[0] = ((MSD_csd.DeviceSize + 1) * (1 << (DeviceSizeMul))) * temp_block_mul;
Mass_Block_Size[0] = 512;
Mass_Memory_Size[0] = (Mass_Block_Count[0] * Mass_Block_Size[0]);
#endif
Mass_Memory_Size[0] = Mass_Block_Count[0] * Mass_Block_Size[0];
GPIO_SetBits(USB_LED_PORT, GPIO_Pin_7);
return MAL_OK;
#ifdef USE_STM3210E_EVAL
}
#endif
}
#ifdef USE_FSMC_NAND
else
{
FSMC_NAND_ReadID(&NAND_ID);
if (NAND_ID.Device_ID != 0 )
{
//only one zone is used
Mass_Block_Count[1] = NAND_ZONE_SIZE * NAND_BLOCK_SIZE * NAND_MAX_ZONE ;
Mass_Block_Size[1] = NAND_PAGE_SIZE;
Mass_Memory_Size[1] = (Mass_Block_Count[1] * Mass_Block_Size[1]);
return MAL_OK;
}
}
#endif
GPIO_ResetBits(USB_LED_PORT, GPIO_Pin_7);
return MAL_FAIL;
}
/*******************************************************************************
* Function Name : MAL_GetStatus
* Description : Get status
* Input : None
* Output : None
* Return : None
*******************************************************************************/
uint16_t MAL_GetStatus (uint8_t lun)
{
#ifdef USE_STM3210E_EVAL
NAND_IDTypeDef NAND_ID;
uint32_t DeviceSizeMul = 0, NumberOfBlocks = 0;
#else
uint32_t temp_block_mul = 0;
sMSD_CSD MSD_csd;
uint32_t DeviceSizeMul = 0;
#endif
if (lun == 0)
{
#ifdef USE_STM3210E_EVAL
if (SD_Init() == SD_OK)
{
SD_GetCardInfo(&SDCardInfo);
SD_SelectDeselect((uint32_t) (SDCardInfo.RCA << 16));
DeviceSizeMul = (SDCardInfo.SD_csd.DeviceSizeMul + 2);
if(SDCardInfo.CardType == SDIO_HIGH_CAPACITY_SD_CARD)
{
Mass_Block_Count[0] = (SDCardInfo.SD_csd.DeviceSize + 1) * 1024;
}
else
{
NumberOfBlocks = ((1 << (SDCardInfo.SD_csd.RdBlockLen)) / 512);
Mass_Block_Count[0] = ((SDCardInfo.SD_csd.DeviceSize + 1) * (1 << DeviceSizeMul) << (NumberOfBlocks/2));
}
Mass_Block_Size[0] = 512;
Status = SD_SelectDeselect((uint32_t) (SDCardInfo.RCA << 16));
Status = SD_EnableWideBusOperation(SDIO_BusWide_4b);
if ( Status != SD_OK )
{
return MAL_FAIL;
}
Status = SD_SetDeviceMode(SD_DMA_MODE);
if ( Status != SD_OK )
{
return MAL_FAIL;
}
#else
MSD_GetCSDRegister(&MSD_csd);
DeviceSizeMul = MSD_csd.DeviceSizeMul + 2;
temp_block_mul = (1 << MSD_csd.RdBlockLen)/ 512;
Mass_Block_Count[0] = ((MSD_csd.DeviceSize + 1) * (1 << (DeviceSizeMul))) * temp_block_mul;
Mass_Block_Size[0] = 512;
Mass_Memory_Size[0] = (Mass_Block_Count[0] * Mass_Block_Size[0]);
#endif
Mass_Memory_Size[0] = Mass_Block_Count[0] * Mass_Block_Size[0];
//STM_EVAL_LEDOn(LED2);
if(dis_mem==0){ //显示TF卡的容量 由于是周期性更新状态，所以，加了条件，只显示一次容量值
//printf("\r\n Micro SD卡的容量是 %d MBytes\n" ,Mass_Memory_Size[0]/1024/1024);
dis_mem=1;
}
return MAL_OK;
#ifdef USE_STM3210E_EVAL
}
#endif
}
#ifdef USE_STM3210E_EVAL
else
{
FSMC_NAND_ReadID(&NAND_ID);
if (NAND_ID.Device_ID != 0 )
{
// printf("\r\n Device ID : %02X %02X" ,NAND_ID.Maker_ID,NAND_ID.Device_ID );
/* only one zone is used */
Mass_Block_Count[1] = NAND_ZONE_SIZE * NAND_BLOCK_SIZE * NAND_MAX_ZONE ;
Mass_Block_Size[1] = NAND_PAGE_SIZE;
Mass_Memory_Size[1] = (Mass_Block_Count[1] * Mass_Block_Size[1]);
return MAL_OK;
}
}
#endif
//STM_EVAL_LEDOn(LED2);
return MAL_FAIL;
}