Dr Andrew Scott
G7VAV
Senior Lecturer
School of Computing
and Communications
D35 InfoLab21
Lancaster University
Lancaster, LA1 4WA
United Kingdom
School of Computing
and Communications
D35 InfoLab21
Lancaster University
Lancaster, LA1 4WA
United Kingdom
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hdreg.h
001: #ifndef _LINUX_HDREG_H 002: #define _LINUX_HDREG_H 003: 004: #include <linux/types.h> 005: 006: /* 007: * Command Header sizes for IOCTL commands 008: */ 009: 010: #define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8)) 011: #define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) 012: #define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) 013: 014: #define IDE_DRIVE_TASK_NO_DATA 0 015: #define IDE_DRIVE_TASK_INVALID -1 016: #define IDE_DRIVE_TASK_SET_XFER 1 017: #define IDE_DRIVE_TASK_IN 2 018: #define IDE_DRIVE_TASK_OUT 3 019: #define IDE_DRIVE_TASK_RAW_WRITE 4 020: 021: /* 022: * Define standard taskfile in/out register 023: */ 024: #define IDE_TASKFILE_STD_IN_FLAGS 0xFE 025: #define IDE_HOB_STD_IN_FLAGS 0x3C 026: #define IDE_TASKFILE_STD_OUT_FLAGS 0xFE 027: #define IDE_HOB_STD_OUT_FLAGS 0x3C 028: 029: typedef unsigned char task_ioreg_t; 030: typedef unsigned long sata_ioreg_t; 031: 032: typedef union ide_reg_valid_s { 033: unsigned all : 16; 034: struct { 035: unsigned data : 1; 036: unsigned error_feature : 1; 037: unsigned sector : 1; 038: unsigned nsector : 1; 039: unsigned lcyl : 1; 040: unsigned hcyl : 1; 041: unsigned select : 1; 042: unsigned status_command : 1; 043: 044: unsigned data_hob : 1; 045: unsigned error_feature_hob : 1; 046: unsigned sector_hob : 1; 047: unsigned nsector_hob : 1; 048: unsigned lcyl_hob : 1; 049: unsigned hcyl_hob : 1; 050: unsigned select_hob : 1; 051: unsigned control_hob : 1; 052: } b; 053: } ide_reg_valid_t; 054: 055: typedef struct ide_task_request_s { 056: __u8 io_ports[8]; 057: __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ 058: ide_reg_valid_t out_flags; 059: ide_reg_valid_t in_flags; 060: int data_phase; 061: int req_cmd; 062: unsigned long out_size; 063: unsigned long in_size; 064: } ide_task_request_t; 065: 066: typedef struct ide_ioctl_request_s { 067: ide_task_request_t *task_request; 068: unsigned char *out_buffer; 069: unsigned char *in_buffer; 070: } ide_ioctl_request_t; 071: 072: struct hd_drive_cmd_hdr { 073: __u8 command; 074: __u8 sector_number; 075: __u8 feature; 076: __u8 sector_count; 077: }; 078: 079: typedef struct hd_drive_task_hdr { 080: __u8 data; 081: __u8 feature; 082: __u8 sector_count; 083: __u8 sector_number; 084: __u8 low_cylinder; 085: __u8 high_cylinder; 086: __u8 device_head; 087: __u8 command; 088: } task_struct_t; 089: 090: typedef struct hd_drive_hob_hdr { 091: __u8 data; 092: __u8 feature; 093: __u8 sector_count; 094: __u8 sector_number; 095: __u8 low_cylinder; 096: __u8 high_cylinder; 097: __u8 device_head; 098: __u8 control; 099: } hob_struct_t; 100: 101: #define TASKFILE_NO_DATA 0x0000 102: 103: #define TASKFILE_IN 0x0001 104: #define TASKFILE_MULTI_IN 0x0002 105: 106: #define TASKFILE_OUT 0x0004 107: #define TASKFILE_MULTI_OUT 0x0008 108: #define TASKFILE_IN_OUT 0x0010 109: 110: #define TASKFILE_IN_DMA 0x0020 111: #define TASKFILE_OUT_DMA 0x0040 112: #define TASKFILE_IN_DMAQ 0x0080 113: #define TASKFILE_OUT_DMAQ 0x0100 114: 115: #define TASKFILE_P_IN 0x0200 116: #define TASKFILE_P_OUT 0x0400 117: #define TASKFILE_P_IN_DMA 0x0800 118: #define TASKFILE_P_OUT_DMA 0x1000 119: #define TASKFILE_P_IN_DMAQ 0x2000 120: #define TASKFILE_P_OUT_DMAQ 0x4000 121: #define TASKFILE_48 0x8000 122: #define TASKFILE_INVALID 0x7fff 123: 124: /* ATA/ATAPI Commands pre T13 Spec */ 125: #define WIN_NOP 0x00 126: /* 127: * 0x01->0x02 Reserved 128: */ 129: #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 130: /* 131: * 0x04->0x07 Reserved 132: */ 133: #define WIN_SRST 0x08 /* ATAPI soft reset command */ 134: #define WIN_DEVICE_RESET 0x08 135: /* 136: * 0x09->0x0F Reserved 137: */ 138: #define WIN_RECAL 0x10 139: #define WIN_RESTORE WIN_RECAL 140: /* 141: * 0x10->0x1F Reserved 142: */ 143: #define WIN_READ 0x20 /* 28-Bit */ 144: #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ 145: #define WIN_READ_LONG 0x22 /* 28-Bit */ 146: #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ 147: #define WIN_READ_EXT 0x24 /* 48-Bit */ 148: #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 149: #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ 150: #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 151: /* 152: * 0x28 153: */ 154: #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 155: /* 156: * 0x2A->0x2F Reserved 157: */ 158: #define WIN_WRITE 0x30 /* 28-Bit */ 159: #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ 160: #define WIN_WRITE_LONG 0x32 /* 28-Bit */ 161: #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ 162: #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 163: #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 164: #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 165: #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 166: #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 167: #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 168: /* 169: * 0x3A->0x3B Reserved 170: */ 171: #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ 172: /* 173: * 0x3D->0x3F Reserved 174: */ 175: #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 176: #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ 177: #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 178: /* 179: * 0x43->0x4F Reserved 180: */ 181: #define WIN_FORMAT 0x50 182: /* 183: * 0x51->0x5F Reserved 184: */ 185: #define WIN_INIT 0x60 186: /* 187: * 0x61->0x5F Reserved 188: */ 189: #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ 190: 191: #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 192: #define WIN_DIAGNOSE 0x90 193: #define WIN_SPECIFY 0x91 /* set drive geometry translation */ 194: #define WIN_DOWNLOAD_MICROCODE 0x92 195: #define WIN_STANDBYNOW2 0x94 196: #define WIN_STANDBY2 0x96 197: #define WIN_SETIDLE2 0x97 198: #define WIN_CHECKPOWERMODE2 0x98 199: #define WIN_SLEEPNOW2 0x99 200: /* 201: * 0x9A VENDOR 202: */ 203: #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 204: #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 205: #define WIN_QUEUED_SERVICE 0xA2 206: #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 207: #define CFA_ERASE_SECTORS 0xC0 208: #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 209: #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 210: #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 211: #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ 212: #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 213: #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ 214: #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 215: #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ 216: #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ 217: #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 218: #define WIN_GETMEDIASTATUS 0xDA 219: #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ 220: #define WIN_POSTBOOT 0xDC 221: #define WIN_PREBOOT 0xDD 222: #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ 223: #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ 224: #define WIN_STANDBYNOW1 0xE0 225: #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 226: #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 227: #define WIN_SETIDLE1 0xE3 228: #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 229: #define WIN_CHECKPOWERMODE1 0xE5 230: #define WIN_SLEEPNOW1 0xE6 231: #define WIN_FLUSH_CACHE 0xE7 232: #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 233: #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ 234: /* SET_FEATURES 0x22 or 0xDD */ 235: #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 236: #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 237: #define WIN_MEDIAEJECT 0xED 238: #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ 239: #define WIN_SETFEATURES 0xEF /* set special drive features */ 240: #define EXABYTE_ENABLE_NEST 0xF0 241: #define WIN_SECURITY_SET_PASS 0xF1 242: #define WIN_SECURITY_UNLOCK 0xF2 243: #define WIN_SECURITY_ERASE_PREPARE 0xF3 244: #define WIN_SECURITY_ERASE_UNIT 0xF4 245: #define WIN_SECURITY_FREEZE_LOCK 0xF5 246: #define WIN_SECURITY_DISABLE 0xF6 247: #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 248: #define WIN_SET_MAX 0xF9 249: #define DISABLE_SEAGATE 0xFB 250: 251: /* WIN_SMART sub-commands */ 252: 253: #define SMART_READ_VALUES 0xD0 254: #define SMART_READ_THRESHOLDS 0xD1 255: #define SMART_AUTOSAVE 0xD2 256: #define SMART_SAVE 0xD3 257: #define SMART_IMMEDIATE_OFFLINE 0xD4 258: #define SMART_READ_LOG_SECTOR 0xD5 259: #define SMART_WRITE_LOG_SECTOR 0xD6 260: #define SMART_WRITE_THRESHOLDS 0xD7 261: #define SMART_ENABLE 0xD8 262: #define SMART_DISABLE 0xD9 263: #define SMART_STATUS 0xDA 264: #define SMART_AUTO_OFFLINE 0xDB 265: 266: /* Password used in TF4 & TF5 executing SMART commands */ 267: 268: #define SMART_LCYL_PASS 0x4F 269: #define SMART_HCYL_PASS 0xC2 270: 271: /* WIN_SETFEATURES sub-commands */ 272: #define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */ 273: #define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */ 274: #define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */ 275: #define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */ 276: #define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */ 277: #define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */ 278: #define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */ 279: #define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */ 280: #define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */ 281: #define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */ 282: #define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */ 283: #define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */ 284: #define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */ 285: #define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */ 286: #define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */ 287: #define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */ 288: #define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */ 289: #define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */ 290: #define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */ 291: #define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */ 292: #define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */ 293: #define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */ 294: #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ 295: #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ 296: #define SETFEATURES_EN_REST 0xAC /* ATA-1 */ 297: #define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */ 298: #define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */ 299: #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ 300: #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */ 301: #define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */ 302: #define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */ 303: 304: /* WIN_SECURITY sub-commands */ 305: 306: #define SECURITY_SET_PASSWORD 0xBA 307: #define SECURITY_UNLOCK 0xBB 308: #define SECURITY_ERASE_PREPARE 0xBC 309: #define SECURITY_ERASE_UNIT 0xBD 310: #define SECURITY_FREEZE_LOCK 0xBE 311: #define SECURITY_DISABLE_PASSWORD 0xBF 312: 313: struct hd_geometry { 314: unsigned char heads; 315: unsigned char sectors; 316: unsigned short cylinders; 317: unsigned long start; 318: }; 319: 320: /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */ 321: #define HDIO_GETGEO 0x0301 /* get device geometry */ 322: #define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */ 323: #define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */ 324: #define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */ 325: 326: #define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */ 327: 328: #define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */ 329: #define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */ 330: #define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */ 331: #define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */ 332: #define HDIO_GET_DMA 0x030b /* get use-dma flag */ 333: #define HDIO_GET_NICE 0x030c /* get nice flags */ 334: #define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */ 335: #define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */ 336: #define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */ 337: #define HDIO_GET_ADDRESS 0x0310 /* */ 338: 339: #define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */ 340: #define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */ 341: #define HDIO_DRIVE_RESET 0x031c /* execute a device reset */ 342: #define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */ 343: #define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */ 344: #define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */ 345: #define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK 346: 347: /* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */ 348: #define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */ 349: #define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */ 350: #define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */ 351: #define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */ 352: #define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */ 353: #define HDIO_SET_DMA 0x0326 /* change use-dma flag */ 354: #define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */ 355: #define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ 356: #define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ 357: #define HDIO_SET_NICE 0x0329 /* set nice flags */ 358: #define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */ 359: #define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */ 360: #define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */ 361: #define HDIO_SET_QDMA 0x032e /* change use-qdma flag */ 362: #define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */ 363: 364: /* bus states */ 365: enum { 366: BUSSTATE_OFF = 0, 367: BUSSTATE_ON, 368: BUSSTATE_TRISTATE 369: }; 370: 371: /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */ 372: /* 0x330 is reserved - used to be HDIO_GETGEO_BIG */ 373: /* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */ 374: /* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */ 375: /* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */ 376: 377: #define __NEW_HD_DRIVE_ID 378: 379: /* 380: * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec. 381: * 382: * If you change something here, please remember to update fix_driveid() in 383: * ide/probe.c. 384: */ 385: struct hd_driveid { 386: unsigned short config; /* lots of obsolete bit flags */ 387: unsigned short cyls; /* Obsolete, "physical" cyls */ 388: unsigned short reserved2; /* reserved (word 2) */ 389: unsigned short heads; /* Obsolete, "physical" heads */ 390: unsigned short track_bytes; /* unformatted bytes per track */ 391: unsigned short sector_bytes; /* unformatted bytes per sector */ 392: unsigned short sectors; /* Obsolete, "physical" sectors per track */ 393: unsigned short vendor0; /* vendor unique */ 394: unsigned short vendor1; /* vendor unique */ 395: unsigned short vendor2; /* Retired vendor unique */ 396: unsigned char serial_no[20]; /* 0 = not_specified */ 397: unsigned short buf_type; /* Retired */ 398: unsigned short buf_size; /* Retired, 512 byte increments 399: * 0 = not_specified 400: */ 401: unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ 402: unsigned char fw_rev[8]; /* 0 = not_specified */ 403: unsigned char model[40]; /* 0 = not_specified */ 404: unsigned char max_multsect; /* 0=not_implemented */ 405: unsigned char vendor3; /* vendor unique */ 406: unsigned short dword_io; /* 0=not_implemented; 1=implemented */ 407: unsigned char vendor4; /* vendor unique */ 408: unsigned char capability; /* (upper byte of word 49) 409: * 3: IORDYsup 410: * 2: IORDYsw 411: * 1: LBA 412: * 0: DMA 413: */ 414: unsigned short reserved50; /* reserved (word 50) */ 415: unsigned char vendor5; /* Obsolete, vendor unique */ 416: unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ 417: unsigned char vendor6; /* Obsolete, vendor unique */ 418: unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ 419: unsigned short field_valid; /* (word 53) 420: * 2: ultra_ok word 88 421: * 1: eide_ok words 64-70 422: * 0: cur_ok words 54-58 423: */ 424: unsigned short cur_cyls; /* Obsolete, logical cylinders */ 425: unsigned short cur_heads; /* Obsolete, l heads */ 426: unsigned short cur_sectors; /* Obsolete, l sectors per track */ 427: unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ 428: unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ 429: unsigned char multsect; /* current multiple sector count */ 430: unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ 431: unsigned int lba_capacity; /* Obsolete, total number of sectors */ 432: unsigned short dma_1word; /* Obsolete, single-word dma info */ 433: unsigned short dma_mword; /* multiple-word dma info */ 434: unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ 435: unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ 436: unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ 437: unsigned short eide_pio; /* min cycle time (ns), no IORDY */ 438: unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ 439: unsigned short words69_70[2]; /* reserved words 69-70 440: * future command overlap and queuing 441: */ 442: unsigned short words71_74[4]; /* reserved words 71-74 443: * for IDENTIFY PACKET DEVICE command 444: */ 445: unsigned short queue_depth; /* (word 75) 446: * 15:5 reserved 447: * 4:0 Maximum queue depth -1 448: */ 449: unsigned short words76_79[4]; /* reserved words 76-79 */ 450: unsigned short major_rev_num; /* (word 80) */ 451: unsigned short minor_rev_num; /* (word 81) */ 452: unsigned short command_set_1; /* (word 82) supported 453: * 15: Obsolete 454: * 14: NOP command 455: * 13: READ_BUFFER 456: * 12: WRITE_BUFFER 457: * 11: Obsolete 458: * 10: Host Protected Area 459: * 9: DEVICE Reset 460: * 8: SERVICE Interrupt 461: * 7: Release Interrupt 462: * 6: look-ahead 463: * 5: write cache 464: * 4: PACKET Command 465: * 3: Power Management Feature Set 466: * 2: Removable Feature Set 467: * 1: Security Feature Set 468: * 0: SMART Feature Set 469: */ 470: unsigned short command_set_2; /* (word 83) 471: * 15: Shall be ZERO 472: * 14: Shall be ONE 473: * 13: FLUSH CACHE EXT 474: * 12: FLUSH CACHE 475: * 11: Device Configuration Overlay 476: * 10: 48-bit Address Feature Set 477: * 9: Automatic Acoustic Management 478: * 8: SET MAX security 479: * 7: reserved 1407DT PARTIES 480: * 6: SetF sub-command Power-Up 481: * 5: Power-Up in Standby Feature Set 482: * 4: Removable Media Notification 483: * 3: APM Feature Set 484: * 2: CFA Feature Set 485: * 1: READ/WRITE DMA QUEUED 486: * 0: Download MicroCode 487: */ 488: unsigned short cfsse; /* (word 84) 489: * cmd set-feature supported extensions 490: * 15: Shall be ZERO 491: * 14: Shall be ONE 492: * 13:6 reserved 493: * 5: General Purpose Logging 494: * 4: Streaming Feature Set 495: * 3: Media Card Pass Through 496: * 2: Media Serial Number Valid 497: * 1: SMART selt-test supported 498: * 0: SMART error logging 499: */ 500: unsigned short cfs_enable_1; /* (word 85) 501: * command set-feature enabled 502: * 15: Obsolete 503: * 14: NOP command 504: * 13: READ_BUFFER 505: * 12: WRITE_BUFFER 506: * 11: Obsolete 507: * 10: Host Protected Area 508: * 9: DEVICE Reset 509: * 8: SERVICE Interrupt 510: * 7: Release Interrupt 511: * 6: look-ahead 512: * 5: write cache 513: * 4: PACKET Command 514: * 3: Power Management Feature Set 515: * 2: Removable Feature Set 516: * 1: Security Feature Set 517: * 0: SMART Feature Set 518: */ 519: unsigned short cfs_enable_2; /* (word 86) 520: * command set-feature enabled 521: * 15: Shall be ZERO 522: * 14: Shall be ONE 523: * 13: FLUSH CACHE EXT 524: * 12: FLUSH CACHE 525: * 11: Device Configuration Overlay 526: * 10: 48-bit Address Feature Set 527: * 9: Automatic Acoustic Management 528: * 8: SET MAX security 529: * 7: reserved 1407DT PARTIES 530: * 6: SetF sub-command Power-Up 531: * 5: Power-Up in Standby Feature Set 532: * 4: Removable Media Notification 533: * 3: APM Feature Set 534: * 2: CFA Feature Set 535: * 1: READ/WRITE DMA QUEUED 536: * 0: Download MicroCode 537: */ 538: unsigned short csf_default; /* (word 87) 539: * command set-feature default 540: * 15: Shall be ZERO 541: * 14: Shall be ONE 542: * 13:6 reserved 543: * 5: General Purpose Logging enabled 544: * 4: Valid CONFIGURE STREAM executed 545: * 3: Media Card Pass Through enabled 546: * 2: Media Serial Number Valid 547: * 1: SMART selt-test supported 548: * 0: SMART error logging 549: */ 550: unsigned short dma_ultra; /* (word 88) */ 551: unsigned short trseuc; /* time required for security erase */ 552: unsigned short trsEuc; /* time required for enhanced erase */ 553: unsigned short CurAPMvalues; /* current APM values */ 554: unsigned short mprc; /* master password revision code */ 555: unsigned short hw_config; /* hardware config (word 93) 556: * 15: Shall be ZERO 557: * 14: Shall be ONE 558: * 13: 559: * 12: 560: * 11: 561: * 10: 562: * 9: 563: * 8: 564: * 7: 565: * 6: 566: * 5: 567: * 4: 568: * 3: 569: * 2: 570: * 1: 571: * 0: Shall be ONE 572: */ 573: unsigned short acoustic; /* (word 94) 574: * 15:8 Vendor's recommended value 575: * 7:0 current value 576: */ 577: unsigned short msrqs; /* min stream request size */ 578: unsigned short sxfert; /* stream transfer time */ 579: unsigned short sal; /* stream access latency */ 580: unsigned int spg; /* stream performance granularity */ 581: unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ 582: unsigned short words104_125[22];/* reserved words 104-125 */ 583: unsigned short last_lun; /* (word 126) */ 584: unsigned short word127; /* (word 127) Feature Set 585: * Removable Media Notification 586: * 15:2 reserved 587: * 1:0 00 = not supported 588: * 01 = supported 589: * 10 = reserved 590: * 11 = reserved 591: */ 592: unsigned short dlf; /* (word 128) 593: * device lock function 594: * 15:9 reserved 595: * 8 security level 1:max 0:high 596: * 7:6 reserved 597: * 5 enhanced erase 598: * 4 expire 599: * 3 frozen 600: * 2 locked 601: * 1 en/disabled 602: * 0 capability 603: */ 604: unsigned short csfo; /* (word 129) 605: * current set features options 606: * 15:4 reserved 607: * 3: auto reassign 608: * 2: reverting 609: * 1: read-look-ahead 610: * 0: write cache 611: */ 612: unsigned short words130_155[26];/* reserved vendor words 130-155 */ 613: unsigned short word156; /* reserved vendor word 156 */ 614: unsigned short words157_159[3];/* reserved vendor words 157-159 */ 615: unsigned short cfa_power; /* (word 160) CFA Power Mode 616: * 15 word 160 supported 617: * 14 reserved 618: * 13 619: * 12 620: * 11:0 621: */ 622: unsigned short words161_175[15];/* Reserved for CFA */ 623: unsigned short words176_205[30];/* Current Media Serial Number */ 624: unsigned short words206_254[49];/* reserved words 206-254 */ 625: unsigned short integrity_word; /* (word 255) 626: * 15:8 Checksum 627: * 7:0 Signature 628: */ 629: }; 630: 631: /* 632: * IDE "nice" flags. These are used on a per drive basis to determine 633: * when to be nice and give more bandwidth to the other devices which 634: * share the same IDE bus. 635: */ 636: #define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ 637: #define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ 638: #define IDE_NICE_1 (3) /* when probably won't affect us much */ 639: #define IDE_NICE_0 (2) /* when sure that it won't affect us */ 640: #define IDE_NICE_2 (4) /* when we know it's on our expense */ 641: 642: #endif /* _LINUX_HDREG_H */ 643:
for client
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Andrew Scott