ATA_ID_LBA_CAPACITY
return ata_id_u32(id, ATA_ID_LBA_CAPACITY);
usb_stor_dbg(us, " lba_capacity = 0x%x\n", ata_id_u32(id, ATA_ID_LBA_CAPACITY));
capacity = ata_id_u32(id, ATA_ID_LBA_CAPACITY) - 1;