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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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#include <linux/types.h>
/* * Command Header sizes for IOCTL commands */
#define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8))#define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8))#define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8))
#define IDE_DRIVE_TASK_NO_DATA 0#ifndef __KERNEL__#define IDE_DRIVE_TASK_INVALID -1#define IDE_DRIVE_TASK_SET_XFER 1#define IDE_DRIVE_TASK_IN 2#define IDE_DRIVE_TASK_OUT 3#endif#define IDE_DRIVE_TASK_RAW_WRITE 4
/* * Define standard taskfile in/out register */#define IDE_TASKFILE_STD_IN_FLAGS 0xFE#define IDE_HOB_STD_IN_FLAGS 0x3C#ifndef __KERNEL__#define IDE_TASKFILE_STD_OUT_FLAGS 0xFE#define IDE_HOB_STD_OUT_FLAGS 0x3C
typedef unsigned char task_ioreg_t;typedef unsigned long sata_ioreg_t;#endif
typedef union ide_reg_valid_s { unsigned all : 16; struct { unsigned data : 1; unsigned error_feature : 1; unsigned sector : 1; unsigned nsector : 1; unsigned lcyl : 1; unsigned hcyl : 1; unsigned select : 1; unsigned status_command : 1;
unsigned data_hob : 1; unsigned error_feature_hob : 1; unsigned sector_hob : 1; unsigned nsector_hob : 1; unsigned lcyl_hob : 1; unsigned hcyl_hob : 1; unsigned select_hob : 1; unsigned control_hob : 1; } b;} ide_reg_valid_t;
typedef struct ide_task_request_s { __u8 io_ports[8]; __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ ide_reg_valid_t out_flags; ide_reg_valid_t in_flags; int data_phase; int req_cmd; unsigned long out_size; unsigned long in_size;} ide_task_request_t;
typedef struct ide_ioctl_request_s { ide_task_request_t *task_request; unsigned char *out_buffer; unsigned char *in_buffer;} ide_ioctl_request_t;
struct hd_drive_cmd_hdr { __u8 command; __u8 sector_number; __u8 feature; __u8 sector_count;};
#ifndef __KERNEL__typedef struct hd_drive_task_hdr { __u8 data; __u8 feature; __u8 sector_count; __u8 sector_number; __u8 low_cylinder; __u8 high_cylinder; __u8 device_head; __u8 command;} task_struct_t;
typedef struct hd_drive_hob_hdr { __u8 data; __u8 feature; __u8 sector_count; __u8 sector_number; __u8 low_cylinder; __u8 high_cylinder; __u8 device_head; __u8 control;} hob_struct_t;#endif
#define TASKFILE_NO_DATA 0x0000
#define TASKFILE_IN 0x0001#define TASKFILE_MULTI_IN 0x0002
#define TASKFILE_OUT 0x0004#define TASKFILE_MULTI_OUT 0x0008#define TASKFILE_IN_OUT 0x0010
#define TASKFILE_IN_DMA 0x0020#define TASKFILE_OUT_DMA 0x0040#define TASKFILE_IN_DMAQ 0x0080#define TASKFILE_OUT_DMAQ 0x0100
#ifndef __KERNEL__#define TASKFILE_P_IN 0x0200#define TASKFILE_P_OUT 0x0400#define TASKFILE_P_IN_DMA 0x0800#define TASKFILE_P_OUT_DMA 0x1000#define TASKFILE_P_IN_DMAQ 0x2000#define TASKFILE_P_OUT_DMAQ 0x4000#define TASKFILE_48 0x8000#define TASKFILE_INVALID 0x7fff#endif
#ifndef __KERNEL__/* ATA/ATAPI Commands pre T13 Spec */#define WIN_NOP 0x00/* * 0x01->0x02 Reserved */#define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code *//* * 0x04->0x07 Reserved */#define WIN_SRST 0x08 /* ATAPI soft reset command */#define WIN_DEVICE_RESET 0x08/* * 0x09->0x0F Reserved */#define WIN_RECAL 0x10#define WIN_RESTORE WIN_RECAL/* * 0x10->0x1F Reserved */#define WIN_READ 0x20 /* 28-Bit */#define WIN_READ_ONCE 0x21 /* 28-Bit without retries */#define WIN_READ_LONG 0x22 /* 28-Bit */#define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */#define WIN_READ_EXT 0x24 /* 48-Bit */#define WIN_READDMA_EXT 0x25 /* 48-Bit */#define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */#define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit *//* * 0x28 */#define WIN_MULTREAD_EXT 0x29 /* 48-Bit *//* * 0x2A->0x2F Reserved */#define WIN_WRITE 0x30 /* 28-Bit */#define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */#define WIN_WRITE_LONG 0x32 /* 28-Bit */#define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */#define WIN_WRITE_EXT 0x34 /* 48-Bit */#define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */#define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */#define WIN_SET_MAX_EXT 0x37 /* 48-Bit */#define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */#define WIN_MULTWRITE_EXT 0x39 /* 48-Bit *//* * 0x3A->0x3B Reserved */#define WIN_WRITE_VERIFY 0x3C /* 28-Bit *//* * 0x3D->0x3F Reserved */#define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */#define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */#define WIN_VERIFY_EXT 0x42 /* 48-Bit *//* * 0x43->0x4F Reserved */#define WIN_FORMAT 0x50/* * 0x51->0x5F Reserved */#define WIN_INIT 0x60/* * 0x61->0x5F Reserved */#define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */
#define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */#define WIN_DIAGNOSE 0x90#define WIN_SPECIFY 0x91 /* set drive geometry translation */#define WIN_DOWNLOAD_MICROCODE 0x92#define WIN_STANDBYNOW2 0x94#define WIN_STANDBY2 0x96#define WIN_SETIDLE2 0x97#define WIN_CHECKPOWERMODE2 0x98#define WIN_SLEEPNOW2 0x99/* * 0x9A VENDOR */#define WIN_PACKETCMD 0xA0 /* Send a packet command. */#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */#define WIN_QUEUED_SERVICE 0xA2#define WIN_SMART 0xB0 /* self-monitoring and reporting */#define CFA_ERASE_SECTORS 0xC0#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */#define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */#define WIN_READDMA 0xC8 /* read sectors using DMA transfers */#define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */#define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */#define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */#define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */#define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */#define WIN_GETMEDIASTATUS 0xDA#define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */#define WIN_POSTBOOT 0xDC#define WIN_PREBOOT 0xDD#define WIN_DOORLOCK 0xDE /* lock door on removable drives */#define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */#define WIN_STANDBYNOW1 0xE0#define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */#define WIN_STANDBY 0xE2 /* Set device in Standby Mode */#define WIN_SETIDLE1 0xE3#define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */#define WIN_CHECKPOWERMODE1 0xE5#define WIN_SLEEPNOW1 0xE6#define WIN_FLUSH_CACHE 0xE7#define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */#define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ /* SET_FEATURES 0x22 or 0xDD */#define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */#define WIN_IDENTIFY 0xEC /* ask drive to identify itself */#define WIN_MEDIAEJECT 0xED#define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */#define WIN_SETFEATURES 0xEF /* set special drive features */#define EXABYTE_ENABLE_NEST 0xF0#define WIN_SECURITY_SET_PASS 0xF1#define WIN_SECURITY_UNLOCK 0xF2#define WIN_SECURITY_ERASE_PREPARE 0xF3#define WIN_SECURITY_ERASE_UNIT 0xF4#define WIN_SECURITY_FREEZE_LOCK 0xF5#define WIN_SECURITY_DISABLE 0xF6#define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */#define WIN_SET_MAX 0xF9#define DISABLE_SEAGATE 0xFB
/* WIN_SMART sub-commands */
#define SMART_READ_VALUES 0xD0#define SMART_READ_THRESHOLDS 0xD1#define SMART_AUTOSAVE 0xD2#define SMART_SAVE 0xD3#define SMART_IMMEDIATE_OFFLINE 0xD4#define SMART_READ_LOG_SECTOR 0xD5#define SMART_WRITE_LOG_SECTOR 0xD6#define SMART_WRITE_THRESHOLDS 0xD7#define SMART_ENABLE 0xD8#define SMART_DISABLE 0xD9#define SMART_STATUS 0xDA#define SMART_AUTO_OFFLINE 0xDB
/* Password used in TF4 & TF5 executing SMART commands */
#define SMART_LCYL_PASS 0x4F#define SMART_HCYL_PASS 0xC2
/* WIN_SETFEATURES sub-commands */#define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */#define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */#define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */#define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */#define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */#define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */#define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */#define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */#define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */#define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */#define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */#define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */#define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */#define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */#define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */#define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */#define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */#define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */#define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */#define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */#define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */#define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */#define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */#define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */#define SETFEATURES_EN_REST 0xAC /* ATA-1 */#define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */#define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */#define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */#define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */#define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */#define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */
/* WIN_SECURITY sub-commands */
#define SECURITY_SET_PASSWORD 0xBA#define SECURITY_UNLOCK 0xBB#define SECURITY_ERASE_PREPARE 0xBC#define SECURITY_ERASE_UNIT 0xBD#define SECURITY_FREEZE_LOCK 0xBE#define SECURITY_DISABLE_PASSWORD 0xBF#endif /* __KERNEL__ */
struct hd_geometry { unsigned char heads; unsigned char sectors; unsigned short cylinders; unsigned long start;};
/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */#define HDIO_GETGEO 0x0301 /* get device geometry */#define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */#define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */#define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */
#define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */
#define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */#define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */#define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */#define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */#define HDIO_GET_DMA 0x030b /* get use-dma flag */#define HDIO_GET_NICE 0x030c /* get nice flags */#define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */#define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */#define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */#define HDIO_GET_ADDRESS 0x0310 /* */
#define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */#define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */#define HDIO_DRIVE_RESET 0x031c /* execute a device reset */#define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */#define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */#define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */#define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK
/* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */#define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */#define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */#define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */#define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */#define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */#define HDIO_SET_DMA 0x0326 /* change use-dma flag */#define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */#ifndef __KERNEL__#define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */#define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */#endif#define HDIO_SET_NICE 0x0329 /* set nice flags */#define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */#define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */#define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */#define HDIO_SET_QDMA 0x032e /* change use-qdma flag */#define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */
/* bus states */enum { BUSSTATE_OFF = 0, BUSSTATE_ON, BUSSTATE_TRISTATE};
/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n *//* 0x330 is reserved - used to be HDIO_GETGEO_BIG *//* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW *//* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI *//* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */
#define __NEW_HD_DRIVE_ID
#ifndef __KERNEL__/* * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec. * * If you change something here, please remember to update fix_driveid() in * ide/probe.c. */struct hd_driveid { unsigned short config; /* lots of obsolete bit flags */ unsigned short cyls; /* Obsolete, "physical" cyls */ unsigned short reserved2; /* reserved (word 2) */ unsigned short heads; /* Obsolete, "physical" heads */ unsigned short track_bytes; /* unformatted bytes per track */ unsigned short sector_bytes; /* unformatted bytes per sector */ unsigned short sectors; /* Obsolete, "physical" sectors per track */ unsigned short vendor0; /* vendor unique */ unsigned short vendor1; /* vendor unique */ unsigned short vendor2; /* Retired vendor unique */ unsigned char serial_no[20]; /* 0 = not_specified */ unsigned short buf_type; /* Retired */ unsigned short buf_size; /* Retired, 512 byte increments * 0 = not_specified */ unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ unsigned char fw_rev[8]; /* 0 = not_specified */ unsigned char model[40]; /* 0 = not_specified */ unsigned char max_multsect; /* 0=not_implemented */ unsigned char vendor3; /* vendor unique */ unsigned short dword_io; /* 0=not_implemented; 1=implemented */ unsigned char vendor4; /* vendor unique */ unsigned char capability; /* (upper byte of word 49) * 3: IORDYsup * 2: IORDYsw * 1: LBA * 0: DMA */ unsigned short reserved50; /* reserved (word 50) */ unsigned char vendor5; /* Obsolete, vendor unique */ unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ unsigned char vendor6; /* Obsolete, vendor unique */ unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ unsigned short field_valid; /* (word 53) * 2: ultra_ok word 88 * 1: eide_ok words 64-70 * 0: cur_ok words 54-58 */ unsigned short cur_cyls; /* Obsolete, logical cylinders */ unsigned short cur_heads; /* Obsolete, l heads */ unsigned short cur_sectors; /* Obsolete, l sectors per track */ unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ unsigned char multsect; /* current multiple sector count */ unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ unsigned int lba_capacity; /* Obsolete, total number of sectors */ unsigned short dma_1word; /* Obsolete, single-word dma info */ unsigned short dma_mword; /* multiple-word dma info */ unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ unsigned short eide_pio; /* min cycle time (ns), no IORDY */ unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ unsigned short words69_70[2]; /* reserved words 69-70 * future command overlap and queuing */ unsigned short words71_74[4]; /* reserved words 71-74 * for IDENTIFY PACKET DEVICE command */ unsigned short queue_depth; /* (word 75) * 15:5 reserved * 4:0 Maximum queue depth -1 */ unsigned short words76_79[4]; /* reserved words 76-79 */ unsigned short major_rev_num; /* (word 80) */ unsigned short minor_rev_num; /* (word 81) */ unsigned short command_set_1; /* (word 82) supported * 15: Obsolete * 14: NOP command * 13: READ_BUFFER * 12: WRITE_BUFFER * 11: Obsolete * 10: Host Protected Area * 9: DEVICE Reset * 8: SERVICE Interrupt * 7: Release Interrupt * 6: look-ahead * 5: write cache * 4: PACKET Command * 3: Power Management Feature Set * 2: Removable Feature Set * 1: Security Feature Set * 0: SMART Feature Set */ unsigned short command_set_2; /* (word 83) * 15: Shall be ZERO * 14: Shall be ONE * 13: FLUSH CACHE EXT * 12: FLUSH CACHE * 11: Device Configuration Overlay * 10: 48-bit Address Feature Set * 9: Automatic Acoustic Management * 8: SET MAX security * 7: reserved 1407DT PARTIES * 6: SetF sub-command Power-Up * 5: Power-Up in Standby Feature Set * 4: Removable Media Notification * 3: APM Feature Set * 2: CFA Feature Set * 1: READ/WRITE DMA QUEUED * 0: Download MicroCode */ unsigned short cfsse; /* (word 84) * cmd set-feature supported extensions * 15: Shall be ZERO * 14: Shall be ONE * 13:6 reserved * 5: General Purpose Logging * 4: Streaming Feature Set * 3: Media Card Pass Through * 2: Media Serial Number Valid * 1: SMART selt-test supported * 0: SMART error logging */ unsigned short cfs_enable_1; /* (word 85) * command set-feature enabled * 15: Obsolete * 14: NOP command * 13: READ_BUFFER * 12: WRITE_BUFFER * 11: Obsolete * 10: Host Protected Area * 9: DEVICE Reset * 8: SERVICE Interrupt * 7: Release Interrupt * 6: look-ahead * 5: write cache * 4: PACKET Command * 3: Power Management Feature Set * 2: Removable Feature Set * 1: Security Feature Set * 0: SMART Feature Set */ unsigned short cfs_enable_2; /* (word 86) * command set-feature enabled * 15: Shall be ZERO * 14: Shall be ONE * 13: FLUSH CACHE EXT * 12: FLUSH CACHE * 11: Device Configuration Overlay * 10: 48-bit Address Feature Set * 9: Automatic Acoustic Management * 8: SET MAX security * 7: reserved 1407DT PARTIES * 6: SetF sub-command Power-Up * 5: Power-Up in Standby Feature Set * 4: Removable Media Notification * 3: APM Feature Set * 2: CFA Feature Set * 1: READ/WRITE DMA QUEUED * 0: Download MicroCode */ unsigned short csf_default; /* (word 87) * command set-feature default * 15: Shall be ZERO * 14: Shall be ONE * 13:6 reserved * 5: General Purpose Logging enabled * 4: Valid CONFIGURE STREAM executed * 3: Media Card Pass Through enabled * 2: Media Serial Number Valid * 1: SMART selt-test supported * 0: SMART error logging */ unsigned short dma_ultra; /* (word 88) */ unsigned short trseuc; /* time required for security erase */ unsigned short trsEuc; /* time required for enhanced erase */ unsigned short CurAPMvalues; /* current APM values */ unsigned short mprc; /* master password revision code */ unsigned short hw_config; /* hardware config (word 93) * 15: Shall be ZERO * 14: Shall be ONE * 13: * 12: * 11: * 10: * 9: * 8: * 7: * 6: * 5: * 4: * 3: * 2: * 1: * 0: Shall be ONE */ unsigned short acoustic; /* (word 94) * 15:8 Vendor's recommended value * 7:0 current value */ unsigned short msrqs; /* min stream request size */ unsigned short sxfert; /* stream transfer time */ unsigned short sal; /* stream access latency */ unsigned int spg; /* stream performance granularity */ unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ unsigned short words104_125[22];/* reserved words 104-125 */ unsigned short last_lun; /* (word 126) */ unsigned short word127; /* (word 127) Feature Set * Removable Media Notification * 15:2 reserved * 1:0 00 = not supported * 01 = supported * 10 = reserved * 11 = reserved */ unsigned short dlf; /* (word 128) * device lock function * 15:9 reserved * 8 security level 1:max 0:high * 7:6 reserved * 5 enhanced erase * 4 expire * 3 frozen * 2 locked * 1 en/disabled * 0 capability */ unsigned short csfo; /* (word 129) * current set features options * 15:4 reserved * 3: auto reassign * 2: reverting * 1: read-look-ahead * 0: write cache */ unsigned short words130_155[26];/* reserved vendor words 130-155 */ unsigned short word156; /* reserved vendor word 156 */ unsigned short words157_159[3];/* reserved vendor words 157-159 */ unsigned short cfa_power; /* (word 160) CFA Power Mode * 15 word 160 supported * 14 reserved * 13 * 12 * 11:0 */ unsigned short words161_175[15];/* Reserved for CFA */ unsigned short words176_205[30];/* Current Media Serial Number */ unsigned short words206_254[49];/* reserved words 206-254 */ unsigned short integrity_word; /* (word 255) * 15:8 Checksum * 7:0 Signature */};#endif /* __KERNEL__ */
/* * IDE "nice" flags. These are used on a per drive basis to determine * when to be nice and give more bandwidth to the other devices which * share the same IDE bus. */#define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */#define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */#define IDE_NICE_1 (3) /* when probably won't affect us much */#ifndef __KERNEL__#define IDE_NICE_0 (2) /* when sure that it won't affect us */#define IDE_NICE_2 (4) /* when we know it's on our expense */#endif
#endif /* _LINUX_HDREG_H */