ATA_ID_CAPABILITY
usb_stor_dbg(us, " capability = 0x%x\n", id[ATA_ID_CAPABILITY] >> 8);
#define ata_id_has_lba(id) ((id)[ATA_ID_CAPABILITY] & (1 << 9))
#define ata_id_has_dma(id) ((id)[ATA_ID_CAPABILITY] & (1 << 8))
#define ata_id_iordy_disable(id) ((id)[ATA_ID_CAPABILITY] & (1 << 10))
#define ata_id_has_iordy(id) ((id)[ATA_ID_CAPABILITY] & (1 << 11))