#define ata_id_has_wcache(id) ((id)[82] & (1 << 5))
#define ata_id_has_pm(id) ((id)[82] & (1 << 3))
#define ata_id_has_lba(id) ((id)[49] & (1 << 9))
#define ata_id_has_dma(id) ((id)[49] & (1 << 8))
#define ata_id_removeable(id) ((id)[0] & (1 << 7))
#define ata_id_has_wcache(id) ((id)[82] & (1 << 5))
#define ata_id_has_pm(id) ((id)[82] & (1 << 3))
#define ata_id_has_lba(id) ((id)[49] & (1 << 9))
#define ata_id_has_dma(id) ((id)[49] & (1 << 8))
#define ata_id_removeable(id) ((id)[0] & (1 << 7))