| /* |
| * Copyright 2003-2004 Red Hat, Inc. All rights reserved. |
| * Copyright 2003-2004 Jeff Garzik |
| * |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; see the file COPYING. If not, write to |
| * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| * |
| * libata documentation is available via 'make {ps|pdf}docs', |
| * as Documentation/DocBook/libata.* |
| * |
| * Hardware documentation available from http://www.t13.org/ |
| * |
| */ |
| |
| #ifndef __ATA_H__ |
| #define __ATA_H__ |
| |
| enum { |
| /* various global constants */ |
| 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_MAX_SECTORS_TAPE = 65535, |
| |
| ATA_ID_WORDS = 256, |
| ATA_ID_CONFIG = 0, |
| ATA_ID_CYLS = 1, |
| ATA_ID_HEADS = 3, |
| ATA_ID_SECTORS = 6, |
| ATA_ID_SERNO = 10, |
| ATA_ID_BUF_SIZE = 21, |
| ATA_ID_FW_REV = 23, |
| ATA_ID_PROD = 27, |
| ATA_ID_MAX_MULTSECT = 47, |
| ATA_ID_DWORD_IO = 48, |
| ATA_ID_CAPABILITY = 49, |
| ATA_ID_OLD_PIO_MODES = 51, |
| ATA_ID_OLD_DMA_MODES = 52, |
| ATA_ID_FIELD_VALID = 53, |
| ATA_ID_CUR_CYLS = 54, |
| ATA_ID_CUR_HEADS = 55, |
| ATA_ID_CUR_SECTORS = 56, |
| ATA_ID_MULTSECT = 59, |
| ATA_ID_LBA_CAPACITY = 60, |
| ATA_ID_SWDMA_MODES = 62, |
| ATA_ID_MWDMA_MODES = 63, |
| ATA_ID_PIO_MODES = 64, |
| ATA_ID_EIDE_DMA_MIN = 65, |
| ATA_ID_EIDE_DMA_TIME = 66, |
| ATA_ID_EIDE_PIO = 67, |
| ATA_ID_EIDE_PIO_IORDY = 68, |
| ATA_ID_ADDITIONAL_SUPP = 69, |
| ATA_ID_QUEUE_DEPTH = 75, |
| ATA_ID_MAJOR_VER = 80, |
| ATA_ID_COMMAND_SET_1 = 82, |
| ATA_ID_COMMAND_SET_2 = 83, |
| ATA_ID_CFSSE = 84, |
| ATA_ID_CFS_ENABLE_1 = 85, |
| ATA_ID_CFS_ENABLE_2 = 86, |
| ATA_ID_CSF_DEFAULT = 87, |
| ATA_ID_UDMA_MODES = 88, |
| ATA_ID_HW_CONFIG = 93, |
| ATA_ID_SPG = 98, |
| ATA_ID_LBA_CAPACITY_2 = 100, |
| ATA_ID_SECTOR_SIZE = 106, |
| ATA_ID_WWN = 108, |
| ATA_ID_LOGICAL_SECTOR_SIZE = 117, /* and 118 */ |
| ATA_ID_LAST_LUN = 126, |
| ATA_ID_DLF = 128, |
| ATA_ID_CSFO = 129, |
| ATA_ID_CFA_POWER = 160, |
| ATA_ID_CFA_KEY_MGMT = 162, |
| ATA_ID_CFA_MODES = 163, |
| ATA_ID_DATA_SET_MGMT = 169, |
| ATA_ID_ROT_SPEED = 217, |
| ATA_ID_PIO4 = (1 << 1), |
| |
| ATA_ID_SERNO_LEN = 20, |
| ATA_ID_FW_REV_LEN = 8, |
| ATA_ID_PROD_LEN = 40, |
| ATA_ID_WWN_LEN = 8, |
| |
| ATA_PCI_CTL_OFS = 2, |
| |
| ATA_PIO0 = (1 << 0), |
| ATA_PIO1 = ATA_PIO0 | (1 << 1), |
| ATA_PIO2 = ATA_PIO1 | (1 << 2), |
| ATA_PIO3 = ATA_PIO2 | (1 << 3), |
| ATA_PIO4 = ATA_PIO3 | (1 << 4), |
| ATA_PIO5 = ATA_PIO4 | (1 << 5), |
| ATA_PIO6 = ATA_PIO5 | (1 << 6), |
| |
| ATA_PIO4_ONLY = (1 << 4), |
| |
| ATA_SWDMA0 = (1 << 0), |
| ATA_SWDMA1 = ATA_SWDMA0 | (1 << 1), |
| ATA_SWDMA2 = ATA_SWDMA1 | (1 << 2), |
| |
| ATA_SWDMA2_ONLY = (1 << 2), |
| |
| ATA_MWDMA0 = (1 << 0), |
| ATA_MWDMA1 = ATA_MWDMA0 | (1 << 1), |
| ATA_MWDMA2 = ATA_MWDMA1 | (1 << 2), |
| ATA_MWDMA3 = ATA_MWDMA2 | (1 << 3), |
| ATA_MWDMA4 = ATA_MWDMA3 | (1 << 4), |
| |
| ATA_MWDMA12_ONLY = (1 << 1) | (1 << 2), |
| ATA_MWDMA2_ONLY = (1 << 2), |
| |
| ATA_UDMA0 = (1 << 0), |
| ATA_UDMA1 = ATA_UDMA0 | (1 << 1), |
| ATA_UDMA2 = ATA_UDMA1 | (1 << 2), |
| ATA_UDMA3 = ATA_UDMA2 | (1 << 3), |
| ATA_UDMA4 = ATA_UDMA3 | (1 << 4), |
| ATA_UDMA5 = ATA_UDMA4 | (1 << 5), |
| ATA_UDMA6 = ATA_UDMA5 | (1 << 6), |
| ATA_UDMA7 = ATA_UDMA6 | (1 << 7), |
| /* ATA_UDMA7 is just for completeness... doesn't exist (yet?). */ |
| |
| ATA_UDMA24_ONLY = (1 << 2) | (1 << 4), |
| |
| ATA_UDMA_MASK_40C = ATA_UDMA2, /* udma0-2 */ |
| |
| /* DMA-related */ |
| ATA_PRD_SZ = 8, |
| ATA_PRD_TBL_SZ = (ATA_MAX_PRD * ATA_PRD_SZ), |
| ATA_PRD_EOT = (1 << 31), /* end-of-table flag */ |
| |
| ATA_DMA_TABLE_OFS = 4, |
| ATA_DMA_STATUS = 2, |
| ATA_DMA_CMD = 0, |
| ATA_DMA_WR = (1 << 3), |
| ATA_DMA_START = (1 << 0), |
| ATA_DMA_INTR = (1 << 2), |
| ATA_DMA_ERR = (1 << 1), |
| ATA_DMA_ACTIVE = (1 << 0), |
| |
| /* bits in ATA command block registers */ |
| ATA_HOB = (1 << 7), /* LBA48 selector */ |
| ATA_NIEN = (1 << 1), /* disable-irq flag */ |
| ATA_LBA = (1 << 6), /* LBA28 selector */ |
| ATA_DEV1 = (1 << 4), /* Select Device 1 (slave) */ |
| ATA_DEVICE_OBS = (1 << 7) | (1 << 5), /* obs bits in dev reg */ |
| ATA_DEVCTL_OBS = (1 << 3), /* obsolete bit in devctl reg */ |
| ATA_BUSY = (1 << 7), /* BSY status bit */ |
| ATA_DRDY = (1 << 6), /* device ready */ |
| ATA_DF = (1 << 5), /* device fault */ |
| ATA_DSC = (1 << 4), /* drive seek complete */ |
| ATA_DRQ = (1 << 3), /* data request i/o */ |
| ATA_CORR = (1 << 2), /* corrected data error */ |
| ATA_IDX = (1 << 1), /* index */ |
| ATA_ERR = (1 << 0), /* have an error */ |
| ATA_SRST = (1 << 2), /* software reset */ |
| ATA_ICRC = (1 << 7), /* interface CRC error */ |
| ATA_BBK = ATA_ICRC, /* pre-EIDE: block marked bad */ |
| ATA_UNC = (1 << 6), /* uncorrectable media error */ |
| ATA_MC = (1 << 5), /* media changed */ |
| ATA_IDNF = (1 << 4), /* ID not found */ |
| ATA_MCR = (1 << 3), /* media change requested */ |
| ATA_ABORTED = (1 << 2), /* command aborted */ |
| ATA_TRK0NF = (1 << 1), /* track 0 not found */ |
| ATA_AMNF = (1 << 0), /* address mark not found */ |
| ATAPI_LFS = 0xF0, /* last failed sense */ |
| ATAPI_EOM = ATA_TRK0NF, /* end of media */ |
| ATAPI_ILI = ATA_AMNF, /* illegal length indication */ |
| ATAPI_IO = (1 << 1), |
| ATAPI_COD = (1 << 0), |
| |
| /* ATA command block registers */ |
| ATA_REG_DATA = 0x00, |
| ATA_REG_ERR = 0x01, |
| ATA_REG_NSECT = 0x02, |
| ATA_REG_LBAL = 0x03, |
| ATA_REG_LBAM = 0x04, |
| ATA_REG_LBAH = 0x05, |
| ATA_REG_DEVICE = 0x06, |
| ATA_REG_STATUS = 0x07, |
| |
| ATA_REG_FEATURE = ATA_REG_ERR, /* and their aliases */ |
| ATA_REG_CMD = ATA_REG_STATUS, |
| ATA_REG_BYTEL = ATA_REG_LBAM, |
| ATA_REG_BYTEH = ATA_REG_LBAH, |
| ATA_REG_DEVSEL = ATA_REG_DEVICE, |
| 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_EDD = 0x90, /* execute device diagnostic */ |
| ATA_CMD_DOWNLOAD_MICRO = 0x92, |
| ATA_CMD_NOP = 0x00, |
| ATA_CMD_FLUSH = 0xE7, |
| ATA_CMD_FLUSH_EXT = 0xEA, |
| ATA_CMD_ID_ATA = 0xEC, |
| ATA_CMD_ID_ATAPI = 0xA1, |
| ATA_CMD_SERVICE = 0xA2, |
| ATA_CMD_READ = 0xC8, |
| ATA_CMD_READ_EXT = 0x25, |
| ATA_CMD_READ_QUEUED = 0x26, |
| ATA_CMD_READ_STREAM_EXT = 0x2B, |
| ATA_CMD_READ_STREAM_DMA_EXT = 0x2A, |
| ATA_CMD_WRITE = 0xCA, |
| ATA_CMD_WRITE_EXT = 0x35, |
| ATA_CMD_WRITE_QUEUED = 0x36, |
| ATA_CMD_WRITE_STREAM_EXT = 0x3B, |
| ATA_CMD_WRITE_STREAM_DMA_EXT = 0x3A, |
| ATA_CMD_WRITE_FUA_EXT = 0x3D, |
| ATA_CMD_WRITE_QUEUED_FUA_EXT = 0x3E, |
| ATA_CMD_FPDMA_READ = 0x60, |
| ATA_CMD_FPDMA_WRITE = 0x61, |
| ATA_CMD_PIO_READ = 0x20, |
| ATA_CMD_PIO_READ_EXT = 0x24, |
| ATA_CMD_PIO_WRITE = 0x30, |
| ATA_CMD_PIO_WRITE_EXT = 0x34, |
| ATA_CMD_READ_MULTI = 0xC4, |
| ATA_CMD_READ_MULTI_EXT = 0x29, |
| ATA_CMD_WRITE_MULTI = 0xC5, |
| 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_WRITE_UNCORR_EXT = 0x45, |
| ATA_CMD_STANDBYNOW1 = 0xE0, |
| ATA_CMD_IDLEIMMEDIATE = 0xE1, |
| ATA_CMD_SLEEP = 0xE6, |
| 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_WRITE_LOG_EXT = 0x3F, |
| ATA_CMD_READ_LOG_DMA_EXT = 0x47, |
| ATA_CMD_WRITE_LOG_DMA_EXT = 0x57, |
| ATA_CMD_TRUSTED_RCV = 0x5C, |
| ATA_CMD_TRUSTED_RCV_DMA = 0x5D, |
| ATA_CMD_TRUSTED_SND = 0x5E, |
| ATA_CMD_TRUSTED_SND_DMA = 0x5F, |
| ATA_CMD_PMP_READ = 0xE4, |
| ATA_CMD_PMP_WRITE = 0xE8, |
| ATA_CMD_CONF_OVERLAY = 0xB1, |
| ATA_CMD_SEC_SET_PASS = 0xF1, |
| ATA_CMD_SEC_UNLOCK = 0xF2, |
| ATA_CMD_SEC_ERASE_PREP = 0xF3, |
| ATA_CMD_SEC_ERASE_UNIT = 0xF4, |
| ATA_CMD_SEC_FREEZE_LOCK = 0xF5, |
| ATA_CMD_SEC_DISABLE_PASS = 0xF6, |
| ATA_CMD_CONFIG_STREAM = 0x51, |
| ATA_CMD_SMART = 0xB0, |
| ATA_CMD_MEDIA_LOCK = 0xDE, |
| ATA_CMD_MEDIA_UNLOCK = 0xDF, |
| ATA_CMD_DSM = 0x06, |
| ATA_CMD_CHK_MED_CRD_TYP = 0xD1, |
| ATA_CMD_CFA_REQ_EXT_ERR = 0x03, |
| ATA_CMD_CFA_WRITE_NE = 0x38, |
| ATA_CMD_CFA_TRANS_SECT = 0x87, |
| ATA_CMD_CFA_ERASE = 0xC0, |
| ATA_CMD_CFA_WRITE_MULT_NE = 0xCD, |
| /* marked obsolete in the ATA/ATAPI-7 spec */ |
| ATA_CMD_RESTORE = 0x10, |
| |
| /* 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, |
| XFER_UDMA_6 = 0x46, |
| XFER_UDMA_5 = 0x45, |
| XFER_UDMA_4 = 0x44, |
| XFER_UDMA_3 = 0x43, |
| XFER_UDMA_2 = 0x42, |
| XFER_UDMA_1 = 0x41, |
| XFER_UDMA_0 = 0x40, |
| XFER_MW_DMA_4 = 0x24, /* CFA only */ |
| XFER_MW_DMA_3 = 0x23, /* CFA only */ |
| XFER_MW_DMA_2 = 0x22, |
| XFER_MW_DMA_1 = 0x21, |
| XFER_MW_DMA_0 = 0x20, |
| XFER_SW_DMA_2 = 0x12, |
| XFER_SW_DMA_1 = 0x11, |
| XFER_SW_DMA_0 = 0x10, |
| XFER_PIO_6 = 0x0E, /* CFA only */ |
| XFER_PIO_5 = 0x0D, /* CFA only */ |
| XFER_PIO_4 = 0x0C, |
| XFER_PIO_3 = 0x0B, |
| XFER_PIO_2 = 0x0A, |
| XFER_PIO_1 = 0x09, |
| XFER_PIO_0 = 0x08, |
| XFER_PIO_SLOW = 0x00, |
| |
| SETFEATURES_WC_ON = 0x02, /* Enable write cache */ |
| SETFEATURES_WC_OFF = 0x82, /* Disable write cache */ |
| |
| /* Enable/Disable Automatic Acoustic Management */ |
| SETFEATURES_AAM_ON = 0x42, |
| SETFEATURES_AAM_OFF = 0xC2, |
| |
| SETFEATURES_SPINUP = 0x07, /* Spin-up drive */ |
| |
| SETFEATURES_SATA_ENABLE = 0x10, /* Enable use of SATA feature */ |
| SETFEATURES_SATA_DISABLE = 0x90, /* Disable use of SATA feature */ |
| |
| /* SETFEATURE Sector counts for SATA features */ |
| SATA_FPDMA_OFFSET = 0x01, /* FPDMA non-zero buffer offsets */ |
| SATA_FPDMA_AA = 0x02, /* FPDMA Setup FIS Auto-Activate */ |
| SATA_DIPM = 0x03, /* Device Initiated Power Management */ |
| SATA_FPDMA_IN_ORDER = 0x04, /* FPDMA in-order data delivery */ |
| SATA_AN = 0x05, /* Asynchronous Notification */ |
| SATA_SSP = 0x06, /* Software Settings Preservation */ |
| |
| /* feature values for SET_MAX */ |
| ATA_SET_MAX_ADDR = 0x00, |
| ATA_SET_MAX_PASSWD = 0x01, |
| ATA_SET_MAX_LOCK = 0x02, |
| ATA_SET_MAX_UNLOCK = 0x03, |
| ATA_SET_MAX_FREEZE_LOCK = 0x04, |
| |
| /* feature values for DEVICE CONFIGURATION OVERLAY */ |
| ATA_DCO_RESTORE = 0xC0, |
| ATA_DCO_FREEZE_LOCK = 0xC1, |
| ATA_DCO_IDENTIFY = 0xC2, |
| ATA_DCO_SET = 0xC3, |
| |
| /* feature values for SMART */ |
| ATA_SMART_ENABLE = 0xD8, |
| ATA_SMART_READ_VALUES = 0xD0, |
| ATA_SMART_READ_THRESHOLDS = 0xD1, |
| |
| /* feature values for Data Set Management */ |
| ATA_DSM_TRIM = 0x01, |
| |
| /* password used in LBA Mid / LBA High for executing SMART commands */ |
| ATA_SMART_LBAM_PASS = 0x4F, |
| ATA_SMART_LBAH_PASS = 0xC2, |
| |
| /* 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_CBL_PATA80 = 2, |
| ATA_CBL_PATA40_SHORT = 3, /* 40 wire cable to high UDMA spec */ |
| ATA_CBL_PATA_UNK = 4, /* don't know, maybe 80c? */ |
| ATA_CBL_PATA_IGN = 5, /* don't know, ignore cable handling */ |
| ATA_CBL_SATA = 6, |
| |
| /* SATA Status and Control Registers */ |
| SCR_STATUS = 0, |
| SCR_ERROR = 1, |
| SCR_CONTROL = 2, |
| SCR_ACTIVE = 3, |
| SCR_NOTIFICATION = 4, |
| |
| /* SError bits */ |
| SERR_DATA_RECOVERED = (1 << 0), /* recovered data error */ |
| SERR_COMM_RECOVERED = (1 << 1), /* recovered comm failure */ |
| SERR_DATA = (1 << 8), /* unrecovered data error */ |
| SERR_PERSISTENT = (1 << 9), /* persistent data/comm error */ |
| SERR_PROTOCOL = (1 << 10), /* protocol violation */ |
| SERR_INTERNAL = (1 << 11), /* host internal error */ |
| SERR_PHYRDY_CHG = (1 << 16), /* PHY RDY changed */ |
| SERR_PHY_INT_ERR = (1 << 17), /* PHY internal error */ |
| SERR_COMM_WAKE = (1 << 18), /* Comm wake */ |
| SERR_10B_8B_ERR = (1 << 19), /* 10b to 8b decode error */ |
| SERR_DISPARITY = (1 << 20), /* Disparity */ |
| SERR_CRC = (1 << 21), /* CRC error */ |
| SERR_HANDSHAKE = (1 << 22), /* Handshake error */ |
| SERR_LINK_SEQ_ERR = (1 << 23), /* Link sequence error */ |
| SERR_TRANS_ST_ERROR = (1 << 24), /* Transport state trans. error */ |
| SERR_UNRECOG_FIS = (1 << 25), /* Unrecognized FIS */ |
| SERR_DEV_XCHG = (1 << 26), /* device exchanged */ |
| |
| /* struct ata_taskfile flags */ |
| ATA_TFLAG_LBA48 = (1 << 0), /* enable 48-bit LBA and "HOB" */ |
| ATA_TFLAG_ISADDR = (1 << 1), /* enable r/w to nsect/lba regs */ |
| ATA_TFLAG_DEVICE = (1 << 2), /* enable r/w to device reg */ |
| ATA_TFLAG_WRITE = (1 << 3), /* data dir: host->dev==1 (write) */ |
| ATA_TFLAG_LBA = (1 << 4), /* enable LBA */ |
| ATA_TFLAG_FUA = (1 << 5), /* enable FUA */ |
| ATA_TFLAG_POLLING = (1 << 6), /* set nIEN to 1 and use polling */ |
| |
| /* protocol flags */ |
| ATA_PROT_FLAG_PIO = (1 << 0), /* is PIO */ |
| ATA_PROT_FLAG_DMA = (1 << 1), /* is DMA */ |
| ATA_PROT_FLAG_DATA = ATA_PROT_FLAG_PIO | ATA_PROT_FLAG_DMA, |
| ATA_PROT_FLAG_NCQ = (1 << 2), /* is NCQ */ |
| ATA_PROT_FLAG_ATAPI = (1 << 3), /* is ATAPI */ |
| }; |
| |
| #endif /* __ATA_H__ */ |
