C++ (Cpp) sdcard_get_capacity_in_bytes Beispiele

Beispiel #1

Datei: sdcard.c Projekt: learnforpractice/micropython

STATIC mp_obj_t pyb_sdcard_ioctl(mp_obj_t self, mp_obj_t cmd_in, mp_obj_t arg_in) {
    mp_int_t cmd = mp_obj_get_int(cmd_in);
    switch (cmd) {
        case BP_IOCTL_INIT:
            if (!sdcard_power_on()) {
                return MP_OBJ_NEW_SMALL_INT(-1); // error
            }
            return MP_OBJ_NEW_SMALL_INT(0); // success

        case BP_IOCTL_DEINIT:
            sdcard_power_off();
            return MP_OBJ_NEW_SMALL_INT(0); // success

        case BP_IOCTL_SYNC:
            // nothing to do
            return MP_OBJ_NEW_SMALL_INT(0); // success

        case BP_IOCTL_SEC_COUNT:
            return MP_OBJ_NEW_SMALL_INT(sdcard_get_capacity_in_bytes() / SDCARD_BLOCK_SIZE);

        case BP_IOCTL_SEC_SIZE:
            return MP_OBJ_NEW_SMALL_INT(SDCARD_BLOCK_SIZE);

        default: // unknown command
            return MP_OBJ_NEW_SMALL_INT(-1); // error
    }
}

Beispiel #2

Datei: usbd_storage_msd.c Projekt: CarterTsai/micropython

/**
  * @brief  return medium capacity and block size
  * @param  lun : logical unit number
  * @param  block_num :  number of physical block
  * @param  block_size : size of a physical block
  * @retval Status
  */
int8_t SDCARD_STORAGE_GetCapacity(uint8_t lun, uint32_t *block_num, uint32_t *block_size) {
/*
#ifdef USE_STM3210C_EVAL   
  SD_CardInfo SDCardInfo;
  SD_GetCardInfo(&SDCardInfo);  
#else
  if(SD_GetStatus() != 0 ) {
    return (-1); 
  }   
#endif  
  */

    *block_size = SDCARD_BLOCK_SIZE;
    *block_num =  sdcard_get_capacity_in_bytes() / SDCARD_BLOCK_SIZE;

    return 0;
}