ATA_MAX_DEVICES = 2, /* per bus/port */
ATA_MAX_PRD = 256, /* we could make these 256/256 */
ATA_SECT_SIZE = 512,
+ ATA_MAX_SECTORS_128 = 128,
ATA_MAX_SECTORS = 256,
ATA_MAX_SECTORS_LBA48 = 65535,/* TODO: 65536? */
ATA_REG_IRQ = ATA_REG_NSECT,
/* ATA device commands */
+ ATA_CMD_DEV_RESET = 0x08, /* ATAPI device reset */
ATA_CMD_CHK_POWER = 0xE5, /* check power mode */
ATA_CMD_STANDBY = 0xE2, /* place in standby power mode */
ATA_CMD_IDLE = 0xE3, /* place in idle power mode */
ATA_CMD_WRITE_MULTI_EXT = 0x39,
ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE,
ATA_CMD_SET_FEATURES = 0xEF,
+ ATA_CMD_SET_MULTI = 0xC6,
ATA_CMD_PACKET = 0xA0,
ATA_CMD_VERIFY = 0x40,
ATA_CMD_VERIFY_EXT = 0x42,
ATA_CMD_INIT_DEV_PARAMS = 0x91,
ATA_CMD_READ_NATIVE_MAX = 0xF8,
ATA_CMD_READ_NATIVE_MAX_EXT = 0x27,
+ ATA_CMD_SET_MAX = 0xF9,
+ ATA_CMD_SET_MAX_EXT = 0x37,
ATA_CMD_READ_LOG_EXT = 0x2f,
+ ATA_CMD_PMP_READ = 0xE4,
+ ATA_CMD_PMP_WRITE = 0xE8,
/* READ_LOG_EXT pages */
ATA_LOG_SATA_NCQ = 0x10,
+ /* READ/WRITE LONG (obsolete) */
+ ATA_CMD_READ_LONG = 0x22,
+ ATA_CMD_READ_LONG_ONCE = 0x23,
+ ATA_CMD_WRITE_LONG = 0x32,
+ ATA_CMD_WRITE_LONG_ONCE = 0x33,
+
/* SETFEATURES stuff */
SETFEATURES_XFER = 0x03,
XFER_UDMA_7 = 0x47,
SETFEATURES_WC_ON = 0x02, /* Enable write cache */
SETFEATURES_WC_OFF = 0x82, /* Disable write cache */
+ SETFEATURES_SPINUP = 0x07, /* Spin-up drive */
+
/* ATAPI stuff */
ATAPI_PKT_DMA = (1 << 0),
ATAPI_DMADIR = (1 << 2), /* ATAPI data dir:
0=to device, 1=to host */
ATAPI_CDB_LEN = 16,
+ /* PMP stuff */
+ SATA_PMP_MAX_PORTS = 15,
+ SATA_PMP_CTRL_PORT = 15,
+
+ SATA_PMP_GSCR_DWORDS = 128,
+ SATA_PMP_GSCR_PROD_ID = 0,
+ SATA_PMP_GSCR_REV = 1,
+ SATA_PMP_GSCR_PORT_INFO = 2,
+ SATA_PMP_GSCR_ERROR = 32,
+ SATA_PMP_GSCR_ERROR_EN = 33,
+ SATA_PMP_GSCR_FEAT = 64,
+ SATA_PMP_GSCR_FEAT_EN = 96,
+
+ SATA_PMP_PSCR_STATUS = 0,
+ SATA_PMP_PSCR_ERROR = 1,
+ SATA_PMP_PSCR_CONTROL = 2,
+
+ SATA_PMP_FEAT_BIST = (1 << 0),
+ SATA_PMP_FEAT_PMREQ = (1 << 1),
+ SATA_PMP_FEAT_DYNSSC = (1 << 2),
+ SATA_PMP_FEAT_NOTIFY = (1 << 3),
+
/* cable types */
ATA_CBL_NONE = 0,
ATA_CBL_PATA40 = 1,
/* ATA taskfile protocols */
ATA_PROT_UNKNOWN, /* unknown/invalid */
ATA_PROT_NODATA, /* no data */
- ATA_PROT_PIO, /* PIO single sector */
+ ATA_PROT_PIO, /* PIO data xfer */
ATA_PROT_DMA, /* DMA */
ATA_PROT_NCQ, /* NCQ */
ATA_PROT_ATAPI, /* packet command, PIO data xfer*/
return ((block + n_block - 1) < ((u64)1 << 48)) && (n_block <= 65536);
}
+#define sata_pmp_gscr_vendor(gscr) ((gscr)[SATA_PMP_GSCR_PROD_ID] & 0xffff)
+#define sata_pmp_gscr_devid(gscr) ((gscr)[SATA_PMP_GSCR_PROD_ID] >> 16)
+#define sata_pmp_gscr_rev(gscr) (((gscr)[SATA_PMP_GSCR_REV] >> 8) & 0xff)
+#define sata_pmp_gscr_ports(gscr) ((gscr)[SATA_PMP_GSCR_PORT_INFO] & 0xf)
+
#endif /* __LINUX_ATA_H__ */