sata_defs.h revision 66f9d5cb3cc0652e2d9d1366fb950efbe4ca2f24
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * CDDL HEADER START
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1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Use is subject to license terms.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#pragma ident "%Z%%M% %I% %E% SMI"
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppoextern "C" {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Common ATA commands (subset)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_RECAL 0x10 /* restore cmd, 4 bits step rate */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ATA/ATAPI disk commands (subset)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_DEVICE_RESET 0x08 /* ATAPI device reset */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_ID_PACKET_DEVICE 0xa1 /* ATAPI identify packet device */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_INIT_DEVPARMS 0x91 /* initialize device parameters */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_SERVICE 0xa2 /* queued/overlap service */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_DMA 0xca /* write (multiple) w/DMA */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_RDSEC_EXT 0x24 /* read sector extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_READ_DMA_EXT 0x25 /* read DMA extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_RDMULT_EXT 0x29 /* read multiple extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRSEC_EXT 0x34 /* read sector extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_DMA_EXT 0x35 /* read DMA extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRMULT_EXT 0x39 /* read multiple extended (LBA48) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_READ_DMA_QUEUED 0xc7 /* read DMA / may be queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_READ_DMA_QUEUED_EXT 0x26 /* read DMA ext / may be queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_DMA_QUEUED 0xcc /* read DMA / may be queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_DMA_QUEUED_EXT 0x36 /* read DMA ext / may be queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_READ_PM_REG 0xe4 /* read port mult reg */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_PM_REG 0xe8 /* write port mult reg */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_READ_FPDMA_QUEUED 0x60 /* First-Party-DMA read queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_WRITE_FPDMA_QUEUED 0x61 /* First-Party-DMA write queued */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_LOG_PAGE_10 0x10 /* log page 0x10 - SATA error */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Power Managment Commands (subset)
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATAC_CHECK_POWER_MODE 0xe5 /* check power mode */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_PWRMODE_ACTIVE 0xFF /* active or idle mode, rev7 spec */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * SET FEATURES Subcommands
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * SET FEATURES transfer mode values
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Generic ATA definitions */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Identify Device data
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Although bot ATA and ATAPI devices' Identify Data has the same lenght,
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * some words have different meaning/content and/or are irrelevant for
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * other type of device.
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Following is the ATA Device Identify data layout
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppotypedef struct sata_id {
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* OFFSET COMMENT */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_config; /* 0 general configuration bits */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_fixcyls; /* 1 # of cylinders (obsolete) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_trksiz; /* 4 # of bytes/track (retired) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_secsiz; /* 5 # of bytes/sector (retired) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_sectors; /* 6 # of sectors/track (obsolete) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_bufsz; /* 21 Buffer size in 512 byte incr */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_ecc; /* 22 # of ecc bytes avail on rd/wr */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_validinfo; /* 53 bit0: wds 54-58, bit1: 64-70 */
0a55fbb79ee31ed09f84a9ae28e9747bc23f4a08lm ushort_t ai_cursectrk; /* 56 # of current sectors/track */
0a55fbb79ee31ed09f84a9ae28e9747bc23f4a08lm ushort_t ai_cursccp[2]; /* 57 current sectors capacity */
0a55fbb79ee31ed09f84a9ae28e9747bc23f4a08lm ushort_t ai_addrsec[2]; /* 60 LBA only: no of addr secs */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_advpiomode; /* 64 advanced PIO modes supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_minmwdma; /* 65 min multi-word dma cycle info */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_recmwdma; /* 66 rec multi-word dma cycle info */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_minpioflow; /* 68 min PIO cycle info w/flow ctl */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_satafsup; /* 78 SATA features supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_majorversion; /* 80 major versions supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_minorversion; /* 81 minor version number supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_cmdset83; /* 83 more command sets supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_cmdset84; /* 84 more command sets supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_erasetimex; /* 90 enhanced security erase time */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_addrsecxt[4]; /* 100 extended max LBA sector */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_lastlun; /* 126 last LUN, as per SFF-8070i */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo ushort_t ai_curmedser[30]; /* 176-205 current media serial number */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: general config bits - word 0 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATA_TYPE_MASK 0x8001 /* ATA Device type mask */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: common capability bits - word 49 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: ai_validinfo (word 53) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_VALIDINFO_88 0x0004 /* word 88 supported fields valid */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: ai_majorversion (word 80) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MAJVER_6 0x0040 /* ATA/ATAPI-6 version supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MAJVER_4 0x0010 /* ATA/ATAPI-4 version supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: command set supported/enabled bits - words 83 and 86 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_RW_DMA_QUEUED_CMD 0x0002 /* R/W DMA Queued supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_DWNLOAD_MCODE_CMD 0x0001 /* Download Microcode CMD supp/enbld */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Device: command set supported/enabled bits - words 82 and 85 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_WRITE_CACHE 0x0020 /* Write Cache supported/enabled */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_LOOK_AHEAD 0x0040 /* Look Ahead supported/enabled */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_DEVICE_RESET_CMD 0x0200 /* Device Reset CMD supported/enbld */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_READ_BUFFER_CMD 0x2000 /* Read Buffer CMD supported/enbld */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_WRITE_BUFFER_CMD 0x1000 /* Write Buffer CMD supported/enbld */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_SEL_MASK 0x0700 /* Multiword DMA selected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_2_SEL 0x0400 /* Multiword DMA mode 2 selected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_1_SEL 0x0200 /* Multiword DMA mode 1 selected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_0_SEL 0x0100 /* Multiword DMA mode 0 selected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_2_SUP 0x0004 /* Multiword DMA mode 2 supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_1_SUP 0x0002 /* Multiword DMA mode 1 supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_MDMA_0_SUP 0x0001 /* Multiword DMA mode 0 supported */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_DISK_SECTOR_SIZE 512 /* HD physical sector size */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Packet Device data definitions (ATAPI devices) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* Identify Packet Device: general config bits - word 0 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_PKT_SZ 0x0003 /* Packet size mask */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_PKT_12B 0x0000 /* Packet size 12 bytes */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_PKT_16B 0x0001 /* Packet size 16 bytes */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_DRQ_TYPE 0x0060 /* DRQ asserted in 3ms after pkt */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_DRQ_INTR 0x0020 /* Obsolete in ATA/ATAPI 7 */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_ID_DEV_TYPE 0x0f00 /* device type/command set mask */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_DIRACC_DEV 0x0000 /* Direct Access device */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_SQACC_DEV 0x0100 /* Sequential access dev (tape ?) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_CDROM_DEV 0x0500 /* CD_ROM device */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Status bits from ATAPI Interrupt reason register (AT_COUNT) register
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_I_RELEASE 0x04 /* Release for ATAPI overlap */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* ATAPI feature reg definitions */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ATAPI IDENTIFY_DRIVE capabilities word
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * ATAPI signature bits
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_SIG_HI 0xeb /* in high cylinder register */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_SIG_LO 0x14 /* in low cylinder register */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* These values are pre-set for CD_ROM/DVD ? */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ATAPI_MAX_BYTES_PER_DRQ 0xf800 /* 16 bits - 2KB ie 62KB */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* SATA Capabilites bits (word 76) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* SATA Features Supported (word 78) - not used */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* SATA Features Enabled (word 79) - not used */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Status bits from AT_STATUS register
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_STATUS_DSC 0x10 /* seek operation complete */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo * Status bits from AT_ERROR register
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ERROR_ICRC 0x80 /* CRC data transfer error detected */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ERROR_UNC 0x40 /* uncorrectable data error */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ERROR_IDNF 0x10 /* ID/Address not found */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ERROR_EOM 0x02 /* end of media (Packet cmds) */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo/* device_reg */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#define SATA_ADH_LBA 0x40 /* addressing in LBA mode not chs */
1ae0874509b6811fdde1dfd46f0d93fd09867a3fheppo#endif /* _SATA_DEFS_H */