u-boot/include/libata.h

422  * id tests
424 #define ata_id_is_ata(id)		(((id)[0] & (1 << 15)) == 0)
425 #define ata_id_has_lba(id)		((id)[49] & (1 << 9))
426 #define ata_id_has_dma(id)		((id)[49] & (1 << 8))
427 #define ata_id_has_ncq(id)		((id)[76] & (1 << 8))
428 #define ata_id_queue_depth(id)		(((id)[75] & 0x1f) + 1)
429 #define ata_id_removeable(id)		((id)[0] & (1 << 7))
430 #define ata_id_iordy_disable(id)	((id)[49] & (1 << 10))
431 #define ata_id_has_iordy(id)		((id)[49] & (1 << 11))
433 #define ata_id_u32(id,n)	\
434 	(((u32) (id)[(n) + 1] << 16) | ((u32) (id)[(n)]))
435 #define ata_id_u64(id,n)	\
436 	( ((u64) (id)[(n) + 3] << 48) | \
437 	  ((u64) (id)[(n) + 2] << 32) | \
438 	  ((u64) (id)[(n) + 1] << 16) | \
439 	  ((u64) (id)[(n) + 0]) )
441 #define ata_id_cdb_intr(id)		(((id)[0] & 0x60) == 0x20)
443 static inline int ata_id_has_fua(const u16 *id)
445 	if ((id[84] & 0xC000) != 0x4000)
447 	return id[84] & (1 << 6);
450 static inline int ata_id_has_flush(const u16 *id)
452 	if ((id[83] & 0xC000) != 0x4000)
454 	return id[83] & (1 << 12);
457 static inline int ata_id_has_flush_ext(const u16 *id)
459 	if ((id[83] & 0xC000) != 0x4000)
461 	return id[83] & (1 << 13);
464 static inline int ata_id_has_lba48(const u16 *id)
466 	if ((id[83] & 0xC000) != 0x4000)
468 	if (!ata_id_u64(id, 100))
470 	return id[83] & (1 << 10);
473 static inline int ata_id_hpa_enabled(const u16 *id)
476 	if ((id[83] & 0xC000) != 0x4000)
479 	if ((id[87] & 0xC000) != 0x4000)
482 	if ((id[85] & ( 1 << 10)) == 0)
484 	return id[82] & (1 << 10);
487 static inline int ata_id_has_wcache(const u16 *id)
490 	if ((id[83] & 0xC000) != 0x4000)
492 	return id[82] & (1 << 5);
495 static inline int ata_id_has_pm(const u16 *id)
497 	if ((id[83] & 0xC000) != 0x4000)
499 	return id[82] & (1 << 3);
502 static inline int ata_id_rahead_enabled(const u16 *id)
504 	if ((id[87] & 0xC000) != 0x4000)
506 	return id[85] & (1 << 6);
509 static inline int ata_id_wcache_enabled(const u16 *id)
511 	if ((id[87] & 0xC000) != 0x4000)
513 	return id[85] & (1 << 5);
516 static inline unsigned int ata_id_major_version(const u16 *id)
520 	if (id[ATA_ID_MAJOR_VER] == 0xFFFF)
524 		if (id[ATA_ID_MAJOR_VER] & (1 << mver))
529 static inline int ata_id_is_sata(const u16 *id)
531 	return ata_id_major_version(id) >= 5 && id[93] == 0;
534 static inline int ata_id_has_tpm(const u16 *id)
537 	if (ata_id_major_version(id) < 8)
539 	if ((id[48] & 0xC000) != 0x4000)
541 	return id[48] & (1 << 0);
544 static inline int ata_id_has_dword_io(const u16 *id)
547 	if (ata_id_major_version(id) > 7)
549 	if (id[48] & (1 << 0))
554 static inline int ata_id_current_chs_valid(const u16 *id)
558 	   id[54] to id[56] are vendor specific. */
559 	return (id[53] & 0x01) && /* Current translation valid */
560 		id[54] &&  /* cylinders in current translation */
561 		id[55] &&  /* heads in current translation */
562 		id[55] <= 16 &&
563 		id[56];    /* sectors in current translation */
566 static inline int ata_id_is_cfa(const u16 *id)
568 	u16 v = id[0];
572 	if (ata_id_major_version(id) >= 3 &&  id[82] != 0xFFFF &&
573 			(id[82] & ( 1 << 2)))
646 u64 ata_id_n_sectors(u16 *id);
648 void ata_id_c_string(const u16 *id, unsigned char *s,
650 void ata_dump_id(u16 *id);