DRESULT disk_ioctl (
BYTE pdrv, /* Physical drive nmuber (0..) */
BYTE cmd, /* Control code */
void *buff /* Buffer to send/receive control data */
)
{
switch (pdrv) {
#if HAL_USE_MMC_SPI
case MMC:
switch (cmd) {
case CTRL_SYNC:
return RES_OK;
case GET_SECTOR_SIZE:
*((WORD *)buff) = MMCSD_BLOCK_SIZE;
return RES_OK;
#if _USE_ERASE
case CTRL_ERASE_SECTOR:
mmcErase(&MMCD1, *((DWORD *)buff), *((DWORD *)buff + 1));
return RES_OK;
#endif
default:
return RES_PARERR;
}
#else
case SDC:
switch (cmd) {
case CTRL_SYNC:
return RES_OK;
case GET_SECTOR_COUNT:
*((DWORD *)buff) = mmcsdGetCardCapacity(&SDCD1);
return RES_OK;
case GET_SECTOR_SIZE:
*((WORD *)buff) = MMCSD_BLOCK_SIZE;
return RES_OK;
case GET_BLOCK_SIZE:
*((DWORD *)buff) = 256; /* 512b blocks in one erase block */
return RES_OK;
#if _USE_ERASE
case CTRL_ERASE_SECTOR:
sdcErase(&SDCD1, *((DWORD *)buff), *((DWORD *)buff + 1));
return RES_OK;
#endif
default:
return RES_PARERR;
}
#endif
}
return RES_PARERR;
}
int eraseImg_Cmd(char **argv,unsigned short argc){
int ret;
//erase data from SD card
ret=mmcErase(IMG_ADDR_START,IMG_ADDR_END);
//check return value
if(ret==MMC_SUCCESS){
//clear imager variables
writePic = 0;
picNum=0;
//print message
printf("Picture data erased\r\n");
//refresh status info
status_refresh();
}else{
//print error
printf("Error erase failed %s\r\n",SD_error_str(ret));
}
return 0;
}
int mmc_eraseCmd(char **argv, unsigned short argc){
unsigned long start,end;
int resp;
//check arguments
if(argc!=2){
printf("Error : %s requiors two arguments\r\n",argv[0]);
return 1;
}
errno=0;
start=strtoul(argv[1],NULL,0);
end=strtoul(argv[2],NULL,0);
if(errno){
printf("Error : could not parse arguments\r\n");
return 2;
}
printf("Erasing from %lu to %lu\r\n",start,end);
//send erase command
resp=mmcErase(start,end);
printf("%s\r\n",SD_error_str(resp));
return 0;
}
DRESULT disk_ioctl (
BYTE pdrv, /* Physical drive nmuber (0..) */
BYTE cmd, /* Control code */
void *buff /* Buffer to send/receive control data */
)
{
switch (pdrv) {
#if HAL_USE_MMC_SPI
case MMC:
switch (cmd) {
case CTRL_SYNC:
return RES_OK;
case GET_SECTOR_SIZE:
*((WORD *)buff) = MMCSD_BLOCK_SIZE;
return RES_OK;
case MMC_GET_TYPE:
*((BYTE *)buff) = SDCD1.cardmode;
return RES_OK;
case MMC_GET_CSD:
memcpy(buff, &SDCD1.csd, sizeof(SDCD1.csd));
return RES_OK;
#if _USE_ERASE
case CTRL_ERASE_SECTOR:
mmcErase(&MMCD1, *((DWORD *)buff), *((DWORD *)buff + 1));
return RES_OK;
#endif
default:
return RES_PARERR;
}
#else
case SDC:
switch (cmd) {
case CTRL_SYNC:
return RES_OK;
case GET_SECTOR_COUNT:
*((DWORD *)buff) = mmcsdGetCardCapacity(&SDCD1);
return RES_OK;
case GET_SECTOR_SIZE:
*((WORD *)buff) = MMCSD_BLOCK_SIZE;
return RES_OK;
case GET_BLOCK_SIZE:
*((DWORD *)buff) = 1; /* Unknown, TODO: implement? */
return RES_OK;
case MMC_GET_TYPE:
*((BYTE *)buff) = SDCD1.cardmode;
return RES_OK;
case MMC_GET_CSD:
memcpy(buff, &SDCD1.csd, sizeof(SDCD1.csd));
return RES_OK;
#if _USE_ERASE
case CTRL_ERASE_SECTOR:
sdcErase(&SDCD1, *((DWORD *)buff), *((DWORD *)buff + 1));
return RES_OK;
#endif
default:
return RES_PARERR;
}
#endif
}
return RES_PARERR;
}
/**
* Kill all data in storage.
* @param[in] bsp pointer to storage device
*/
void bnapStorageWipe(BnapStorage_t *bsp){
chDbgCheck(bsp != NULL, "");
mmcErase(bsp->mmcp, 0, bsp->mmcp->capacity - 1);
bsp->tip = 0;
}
