1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells #ifndef _LINUX_HDREG_H 3607ca46eSDavid Howells #define _LINUX_HDREG_H 4607ca46eSDavid Howells 5607ca46eSDavid Howells #include <linux/types.h> 6607ca46eSDavid Howells 7607ca46eSDavid Howells /* 8607ca46eSDavid Howells * Command Header sizes for IOCTL commands 9607ca46eSDavid Howells */ 10607ca46eSDavid Howells 11607ca46eSDavid Howells #define HDIO_DRIVE_CMD_HDR_SIZE (4 * sizeof(__u8)) 12607ca46eSDavid Howells #define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) 13607ca46eSDavid Howells #define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) 14607ca46eSDavid Howells 15607ca46eSDavid Howells #define IDE_DRIVE_TASK_NO_DATA 0 16607ca46eSDavid Howells #ifndef __KERNEL__ 17607ca46eSDavid Howells #define IDE_DRIVE_TASK_INVALID -1 18607ca46eSDavid Howells #define IDE_DRIVE_TASK_SET_XFER 1 19607ca46eSDavid Howells #define IDE_DRIVE_TASK_IN 2 20607ca46eSDavid Howells #define IDE_DRIVE_TASK_OUT 3 21607ca46eSDavid Howells #endif 22607ca46eSDavid Howells #define IDE_DRIVE_TASK_RAW_WRITE 4 23607ca46eSDavid Howells 24607ca46eSDavid Howells /* 25607ca46eSDavid Howells * Define standard taskfile in/out register 26607ca46eSDavid Howells */ 27607ca46eSDavid Howells #define IDE_TASKFILE_STD_IN_FLAGS 0xFE 28607ca46eSDavid Howells #define IDE_HOB_STD_IN_FLAGS 0x3C 29607ca46eSDavid Howells #ifndef __KERNEL__ 30607ca46eSDavid Howells #define IDE_TASKFILE_STD_OUT_FLAGS 0xFE 31607ca46eSDavid Howells #define IDE_HOB_STD_OUT_FLAGS 0x3C 32607ca46eSDavid Howells 33607ca46eSDavid Howells typedef unsigned char task_ioreg_t; 34607ca46eSDavid Howells typedef unsigned long sata_ioreg_t; 35607ca46eSDavid Howells #endif 36607ca46eSDavid Howells 37607ca46eSDavid Howells typedef union ide_reg_valid_s { 38607ca46eSDavid Howells unsigned all : 16; 39607ca46eSDavid Howells struct { 40607ca46eSDavid Howells unsigned data : 1; 41607ca46eSDavid Howells unsigned error_feature : 1; 42607ca46eSDavid Howells unsigned sector : 1; 43607ca46eSDavid Howells unsigned nsector : 1; 44607ca46eSDavid Howells unsigned lcyl : 1; 45607ca46eSDavid Howells unsigned hcyl : 1; 46607ca46eSDavid Howells unsigned select : 1; 47607ca46eSDavid Howells unsigned status_command : 1; 48607ca46eSDavid Howells 49607ca46eSDavid Howells unsigned data_hob : 1; 50607ca46eSDavid Howells unsigned error_feature_hob : 1; 51607ca46eSDavid Howells unsigned sector_hob : 1; 52607ca46eSDavid Howells unsigned nsector_hob : 1; 53607ca46eSDavid Howells unsigned lcyl_hob : 1; 54607ca46eSDavid Howells unsigned hcyl_hob : 1; 55607ca46eSDavid Howells unsigned select_hob : 1; 56607ca46eSDavid Howells unsigned control_hob : 1; 57607ca46eSDavid Howells } b; 58607ca46eSDavid Howells } ide_reg_valid_t; 59607ca46eSDavid Howells 60607ca46eSDavid Howells typedef struct ide_task_request_s { 61607ca46eSDavid Howells __u8 io_ports[8]; 62607ca46eSDavid Howells __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ 63607ca46eSDavid Howells ide_reg_valid_t out_flags; 64607ca46eSDavid Howells ide_reg_valid_t in_flags; 65607ca46eSDavid Howells int data_phase; 66607ca46eSDavid Howells int req_cmd; 67607ca46eSDavid Howells unsigned long out_size; 68607ca46eSDavid Howells unsigned long in_size; 69607ca46eSDavid Howells } ide_task_request_t; 70607ca46eSDavid Howells 71607ca46eSDavid Howells typedef struct ide_ioctl_request_s { 72607ca46eSDavid Howells ide_task_request_t *task_request; 73607ca46eSDavid Howells unsigned char *out_buffer; 74607ca46eSDavid Howells unsigned char *in_buffer; 75607ca46eSDavid Howells } ide_ioctl_request_t; 76607ca46eSDavid Howells 77607ca46eSDavid Howells struct hd_drive_cmd_hdr { 78607ca46eSDavid Howells __u8 command; 79607ca46eSDavid Howells __u8 sector_number; 80607ca46eSDavid Howells __u8 feature; 81607ca46eSDavid Howells __u8 sector_count; 82607ca46eSDavid Howells }; 83607ca46eSDavid Howells 84607ca46eSDavid Howells #ifndef __KERNEL__ 85607ca46eSDavid Howells typedef struct hd_drive_task_hdr { 86607ca46eSDavid Howells __u8 data; 87607ca46eSDavid Howells __u8 feature; 88607ca46eSDavid Howells __u8 sector_count; 89607ca46eSDavid Howells __u8 sector_number; 90607ca46eSDavid Howells __u8 low_cylinder; 91607ca46eSDavid Howells __u8 high_cylinder; 92607ca46eSDavid Howells __u8 device_head; 93607ca46eSDavid Howells __u8 command; 94607ca46eSDavid Howells } task_struct_t; 95607ca46eSDavid Howells 96607ca46eSDavid Howells typedef struct hd_drive_hob_hdr { 97607ca46eSDavid Howells __u8 data; 98607ca46eSDavid Howells __u8 feature; 99607ca46eSDavid Howells __u8 sector_count; 100607ca46eSDavid Howells __u8 sector_number; 101607ca46eSDavid Howells __u8 low_cylinder; 102607ca46eSDavid Howells __u8 high_cylinder; 103607ca46eSDavid Howells __u8 device_head; 104607ca46eSDavid Howells __u8 control; 105607ca46eSDavid Howells } hob_struct_t; 106607ca46eSDavid Howells #endif 107607ca46eSDavid Howells 108607ca46eSDavid Howells #define TASKFILE_NO_DATA 0x0000 109607ca46eSDavid Howells 110607ca46eSDavid Howells #define TASKFILE_IN 0x0001 111607ca46eSDavid Howells #define TASKFILE_MULTI_IN 0x0002 112607ca46eSDavid Howells 113607ca46eSDavid Howells #define TASKFILE_OUT 0x0004 114607ca46eSDavid Howells #define TASKFILE_MULTI_OUT 0x0008 115607ca46eSDavid Howells #define TASKFILE_IN_OUT 0x0010 116607ca46eSDavid Howells 117607ca46eSDavid Howells #define TASKFILE_IN_DMA 0x0020 118607ca46eSDavid Howells #define TASKFILE_OUT_DMA 0x0040 119607ca46eSDavid Howells #define TASKFILE_IN_DMAQ 0x0080 120607ca46eSDavid Howells #define TASKFILE_OUT_DMAQ 0x0100 121607ca46eSDavid Howells 122607ca46eSDavid Howells #ifndef __KERNEL__ 123607ca46eSDavid Howells #define TASKFILE_P_IN 0x0200 124607ca46eSDavid Howells #define TASKFILE_P_OUT 0x0400 125607ca46eSDavid Howells #define TASKFILE_P_IN_DMA 0x0800 126607ca46eSDavid Howells #define TASKFILE_P_OUT_DMA 0x1000 127607ca46eSDavid Howells #define TASKFILE_P_IN_DMAQ 0x2000 128607ca46eSDavid Howells #define TASKFILE_P_OUT_DMAQ 0x4000 129607ca46eSDavid Howells #define TASKFILE_48 0x8000 130607ca46eSDavid Howells #define TASKFILE_INVALID 0x7fff 131607ca46eSDavid Howells #endif 132607ca46eSDavid Howells 133607ca46eSDavid Howells #ifndef __KERNEL__ 134607ca46eSDavid Howells /* ATA/ATAPI Commands pre T13 Spec */ 135607ca46eSDavid Howells #define WIN_NOP 0x00 136607ca46eSDavid Howells /* 137607ca46eSDavid Howells * 0x01->0x02 Reserved 138607ca46eSDavid Howells */ 139607ca46eSDavid Howells #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ 140607ca46eSDavid Howells /* 141607ca46eSDavid Howells * 0x04->0x07 Reserved 142607ca46eSDavid Howells */ 143607ca46eSDavid Howells #define WIN_SRST 0x08 /* ATAPI soft reset command */ 144607ca46eSDavid Howells #define WIN_DEVICE_RESET 0x08 145607ca46eSDavid Howells /* 146607ca46eSDavid Howells * 0x09->0x0F Reserved 147607ca46eSDavid Howells */ 148607ca46eSDavid Howells #define WIN_RECAL 0x10 149607ca46eSDavid Howells #define WIN_RESTORE WIN_RECAL 150607ca46eSDavid Howells /* 151607ca46eSDavid Howells * 0x10->0x1F Reserved 152607ca46eSDavid Howells */ 153607ca46eSDavid Howells #define WIN_READ 0x20 /* 28-Bit */ 154607ca46eSDavid Howells #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ 155607ca46eSDavid Howells #define WIN_READ_LONG 0x22 /* 28-Bit */ 156607ca46eSDavid Howells #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ 157607ca46eSDavid Howells #define WIN_READ_EXT 0x24 /* 48-Bit */ 158607ca46eSDavid Howells #define WIN_READDMA_EXT 0x25 /* 48-Bit */ 159607ca46eSDavid Howells #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ 160607ca46eSDavid Howells #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ 161607ca46eSDavid Howells /* 162607ca46eSDavid Howells * 0x28 163607ca46eSDavid Howells */ 164607ca46eSDavid Howells #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ 165607ca46eSDavid Howells /* 166607ca46eSDavid Howells * 0x2A->0x2F Reserved 167607ca46eSDavid Howells */ 168607ca46eSDavid Howells #define WIN_WRITE 0x30 /* 28-Bit */ 169607ca46eSDavid Howells #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ 170607ca46eSDavid Howells #define WIN_WRITE_LONG 0x32 /* 28-Bit */ 171607ca46eSDavid Howells #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ 172607ca46eSDavid Howells #define WIN_WRITE_EXT 0x34 /* 48-Bit */ 173607ca46eSDavid Howells #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ 174607ca46eSDavid Howells #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ 175607ca46eSDavid Howells #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ 176607ca46eSDavid Howells #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ 177607ca46eSDavid Howells #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ 178607ca46eSDavid Howells /* 179607ca46eSDavid Howells * 0x3A->0x3B Reserved 180607ca46eSDavid Howells */ 181607ca46eSDavid Howells #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ 182607ca46eSDavid Howells /* 183607ca46eSDavid Howells * 0x3D->0x3F Reserved 184607ca46eSDavid Howells */ 185607ca46eSDavid Howells #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ 186607ca46eSDavid Howells #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ 187607ca46eSDavid Howells #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ 188607ca46eSDavid Howells /* 189607ca46eSDavid Howells * 0x43->0x4F Reserved 190607ca46eSDavid Howells */ 191607ca46eSDavid Howells #define WIN_FORMAT 0x50 192607ca46eSDavid Howells /* 193607ca46eSDavid Howells * 0x51->0x5F Reserved 194607ca46eSDavid Howells */ 195607ca46eSDavid Howells #define WIN_INIT 0x60 196607ca46eSDavid Howells /* 197607ca46eSDavid Howells * 0x61->0x5F Reserved 198607ca46eSDavid Howells */ 199607ca46eSDavid Howells #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ 200607ca46eSDavid Howells 201607ca46eSDavid Howells #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ 202607ca46eSDavid Howells #define WIN_DIAGNOSE 0x90 203607ca46eSDavid Howells #define WIN_SPECIFY 0x91 /* set drive geometry translation */ 204607ca46eSDavid Howells #define WIN_DOWNLOAD_MICROCODE 0x92 205607ca46eSDavid Howells #define WIN_STANDBYNOW2 0x94 206607ca46eSDavid Howells #define WIN_STANDBY2 0x96 207607ca46eSDavid Howells #define WIN_SETIDLE2 0x97 208607ca46eSDavid Howells #define WIN_CHECKPOWERMODE2 0x98 209607ca46eSDavid Howells #define WIN_SLEEPNOW2 0x99 210607ca46eSDavid Howells /* 211607ca46eSDavid Howells * 0x9A VENDOR 212607ca46eSDavid Howells */ 213607ca46eSDavid Howells #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ 214607ca46eSDavid Howells #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ 215607ca46eSDavid Howells #define WIN_QUEUED_SERVICE 0xA2 216607ca46eSDavid Howells #define WIN_SMART 0xB0 /* self-monitoring and reporting */ 217607ca46eSDavid Howells #define CFA_ERASE_SECTORS 0xC0 218607ca46eSDavid Howells #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ 219607ca46eSDavid Howells #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ 220607ca46eSDavid Howells #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ 221607ca46eSDavid Howells #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ 222607ca46eSDavid Howells #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ 223607ca46eSDavid Howells #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ 224607ca46eSDavid Howells #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ 225607ca46eSDavid Howells #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ 226607ca46eSDavid Howells #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ 227607ca46eSDavid Howells #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ 228607ca46eSDavid Howells #define WIN_GETMEDIASTATUS 0xDA 229607ca46eSDavid Howells #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ 230607ca46eSDavid Howells #define WIN_POSTBOOT 0xDC 231607ca46eSDavid Howells #define WIN_PREBOOT 0xDD 232607ca46eSDavid Howells #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ 233607ca46eSDavid Howells #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ 234607ca46eSDavid Howells #define WIN_STANDBYNOW1 0xE0 235607ca46eSDavid Howells #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ 236607ca46eSDavid Howells #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ 237607ca46eSDavid Howells #define WIN_SETIDLE1 0xE3 238607ca46eSDavid Howells #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ 239607ca46eSDavid Howells #define WIN_CHECKPOWERMODE1 0xE5 240607ca46eSDavid Howells #define WIN_SLEEPNOW1 0xE6 241607ca46eSDavid Howells #define WIN_FLUSH_CACHE 0xE7 242607ca46eSDavid Howells #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ 243607ca46eSDavid Howells #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ 244607ca46eSDavid Howells /* SET_FEATURES 0x22 or 0xDD */ 245607ca46eSDavid Howells #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ 246607ca46eSDavid Howells #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ 247607ca46eSDavid Howells #define WIN_MEDIAEJECT 0xED 248607ca46eSDavid Howells #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ 249607ca46eSDavid Howells #define WIN_SETFEATURES 0xEF /* set special drive features */ 250607ca46eSDavid Howells #define EXABYTE_ENABLE_NEST 0xF0 251607ca46eSDavid Howells #define WIN_SECURITY_SET_PASS 0xF1 252607ca46eSDavid Howells #define WIN_SECURITY_UNLOCK 0xF2 253607ca46eSDavid Howells #define WIN_SECURITY_ERASE_PREPARE 0xF3 254607ca46eSDavid Howells #define WIN_SECURITY_ERASE_UNIT 0xF4 255607ca46eSDavid Howells #define WIN_SECURITY_FREEZE_LOCK 0xF5 256607ca46eSDavid Howells #define WIN_SECURITY_DISABLE 0xF6 257607ca46eSDavid Howells #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ 258607ca46eSDavid Howells #define WIN_SET_MAX 0xF9 259607ca46eSDavid Howells #define DISABLE_SEAGATE 0xFB 260607ca46eSDavid Howells 261607ca46eSDavid Howells /* WIN_SMART sub-commands */ 262607ca46eSDavid Howells 263607ca46eSDavid Howells #define SMART_READ_VALUES 0xD0 264607ca46eSDavid Howells #define SMART_READ_THRESHOLDS 0xD1 265607ca46eSDavid Howells #define SMART_AUTOSAVE 0xD2 266607ca46eSDavid Howells #define SMART_SAVE 0xD3 267607ca46eSDavid Howells #define SMART_IMMEDIATE_OFFLINE 0xD4 268607ca46eSDavid Howells #define SMART_READ_LOG_SECTOR 0xD5 269607ca46eSDavid Howells #define SMART_WRITE_LOG_SECTOR 0xD6 270607ca46eSDavid Howells #define SMART_WRITE_THRESHOLDS 0xD7 271607ca46eSDavid Howells #define SMART_ENABLE 0xD8 272607ca46eSDavid Howells #define SMART_DISABLE 0xD9 273607ca46eSDavid Howells #define SMART_STATUS 0xDA 274607ca46eSDavid Howells #define SMART_AUTO_OFFLINE 0xDB 275607ca46eSDavid Howells 276607ca46eSDavid Howells /* Password used in TF4 & TF5 executing SMART commands */ 277607ca46eSDavid Howells 278607ca46eSDavid Howells #define SMART_LCYL_PASS 0x4F 279607ca46eSDavid Howells #define SMART_HCYL_PASS 0xC2 280607ca46eSDavid Howells 281607ca46eSDavid Howells /* WIN_SETFEATURES sub-commands */ 282607ca46eSDavid Howells #define SETFEATURES_EN_8BIT 0x01 /* Enable 8-Bit Transfers */ 283607ca46eSDavid Howells #define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */ 284607ca46eSDavid Howells #define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */ 285607ca46eSDavid Howells #define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */ 286607ca46eSDavid Howells #define SETFEATURES_EN_SAME_R 0x22 /* for a region ATA-1 */ 287607ca46eSDavid Howells #define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */ 288607ca46eSDavid Howells #define SETFEATURES_DIS_RETRY 0x33 /* Disable Retry */ 289607ca46eSDavid Howells #define SETFEATURES_EN_AAM 0x42 /* Enable Automatic Acoustic Management */ 290607ca46eSDavid Howells #define SETFEATURES_RW_LONG 0x44 /* Set Length of VS bytes */ 291607ca46eSDavid Howells #define SETFEATURES_SET_CACHE 0x54 /* Set Cache segments to SC Reg. Val */ 292607ca46eSDavid Howells #define SETFEATURES_DIS_RLA 0x55 /* Disable read look-ahead feature */ 293607ca46eSDavid Howells #define SETFEATURES_EN_RI 0x5D /* Enable release interrupt */ 294607ca46eSDavid Howells #define SETFEATURES_EN_SI 0x5E /* Enable SERVICE interrupt */ 295607ca46eSDavid Howells #define SETFEATURES_DIS_RPOD 0x66 /* Disable reverting to power on defaults */ 296607ca46eSDavid Howells #define SETFEATURES_DIS_ECC 0x77 /* Disable ECC byte count */ 297607ca46eSDavid Howells #define SETFEATURES_DIS_8BIT 0x81 /* Disable 8-Bit Transfers */ 298607ca46eSDavid Howells #define SETFEATURES_DIS_WCACHE 0x82 /* Disable write cache */ 299607ca46eSDavid Howells #define SETFEATURES_EN_DEFECT 0x84 /* Enable Defect Management */ 300607ca46eSDavid Howells #define SETFEATURES_DIS_APM 0x85 /* Disable advanced power management */ 301607ca46eSDavid Howells #define SETFEATURES_EN_ECC 0x88 /* Enable ECC byte count */ 302607ca46eSDavid Howells #define SETFEATURES_EN_MSN 0x95 /* Enable Media Status Notification */ 303607ca46eSDavid Howells #define SETFEATURES_EN_RETRY 0x99 /* Enable Retry */ 304607ca46eSDavid Howells #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ 305607ca46eSDavid Howells #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ 306607ca46eSDavid Howells #define SETFEATURES_EN_REST 0xAC /* ATA-1 */ 307607ca46eSDavid Howells #define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */ 308607ca46eSDavid Howells #define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */ 309607ca46eSDavid Howells #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ 310607ca46eSDavid Howells #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */ 311607ca46eSDavid Howells #define SETFEATURES_EN_SAME_M 0xDD /* for a entire device ATA-1 */ 312607ca46eSDavid Howells #define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt ATAPI */ 313607ca46eSDavid Howells 314607ca46eSDavid Howells /* WIN_SECURITY sub-commands */ 315607ca46eSDavid Howells 316607ca46eSDavid Howells #define SECURITY_SET_PASSWORD 0xBA 317607ca46eSDavid Howells #define SECURITY_UNLOCK 0xBB 318607ca46eSDavid Howells #define SECURITY_ERASE_PREPARE 0xBC 319607ca46eSDavid Howells #define SECURITY_ERASE_UNIT 0xBD 320607ca46eSDavid Howells #define SECURITY_FREEZE_LOCK 0xBE 321607ca46eSDavid Howells #define SECURITY_DISABLE_PASSWORD 0xBF 322607ca46eSDavid Howells #endif /* __KERNEL__ */ 323607ca46eSDavid Howells 324607ca46eSDavid Howells struct hd_geometry { 325607ca46eSDavid Howells unsigned char heads; 326607ca46eSDavid Howells unsigned char sectors; 327607ca46eSDavid Howells unsigned short cylinders; 328607ca46eSDavid Howells unsigned long start; 329607ca46eSDavid Howells }; 330607ca46eSDavid Howells 331607ca46eSDavid Howells /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */ 332607ca46eSDavid Howells #define HDIO_GETGEO 0x0301 /* get device geometry */ 333607ca46eSDavid Howells #define HDIO_GET_UNMASKINTR 0x0302 /* get current unmask setting */ 334607ca46eSDavid Howells #define HDIO_GET_MULTCOUNT 0x0304 /* get current IDE blockmode setting */ 335607ca46eSDavid Howells #define HDIO_GET_QDMA 0x0305 /* get use-qdma flag */ 336607ca46eSDavid Howells 337607ca46eSDavid Howells #define HDIO_SET_XFER 0x0306 /* set transfer rate via proc */ 338607ca46eSDavid Howells 339607ca46eSDavid Howells #define HDIO_OBSOLETE_IDENTITY 0x0307 /* OBSOLETE, DO NOT USE: returns 142 bytes */ 340607ca46eSDavid Howells #define HDIO_GET_KEEPSETTINGS 0x0308 /* get keep-settings-on-reset flag */ 341607ca46eSDavid Howells #define HDIO_GET_32BIT 0x0309 /* get current io_32bit setting */ 342607ca46eSDavid Howells #define HDIO_GET_NOWERR 0x030a /* get ignore-write-error flag */ 343607ca46eSDavid Howells #define HDIO_GET_DMA 0x030b /* get use-dma flag */ 344607ca46eSDavid Howells #define HDIO_GET_NICE 0x030c /* get nice flags */ 345607ca46eSDavid Howells #define HDIO_GET_IDENTITY 0x030d /* get IDE identification info */ 346607ca46eSDavid Howells #define HDIO_GET_WCACHE 0x030e /* get write cache mode on|off */ 347607ca46eSDavid Howells #define HDIO_GET_ACOUSTIC 0x030f /* get acoustic value */ 348607ca46eSDavid Howells #define HDIO_GET_ADDRESS 0x0310 /* */ 349607ca46eSDavid Howells 350607ca46eSDavid Howells #define HDIO_GET_BUSSTATE 0x031a /* get the bus state of the hwif */ 351607ca46eSDavid Howells #define HDIO_TRISTATE_HWIF 0x031b /* execute a channel tristate */ 352607ca46eSDavid Howells #define HDIO_DRIVE_RESET 0x031c /* execute a device reset */ 353607ca46eSDavid Howells #define HDIO_DRIVE_TASKFILE 0x031d /* execute raw taskfile */ 354607ca46eSDavid Howells #define HDIO_DRIVE_TASK 0x031e /* execute task and special drive command */ 355607ca46eSDavid Howells #define HDIO_DRIVE_CMD 0x031f /* execute a special drive command */ 356607ca46eSDavid Howells #define HDIO_DRIVE_CMD_AEB HDIO_DRIVE_TASK 357607ca46eSDavid Howells 358607ca46eSDavid Howells /* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */ 359607ca46eSDavid Howells #define HDIO_SET_MULTCOUNT 0x0321 /* change IDE blockmode */ 360607ca46eSDavid Howells #define HDIO_SET_UNMASKINTR 0x0322 /* permit other irqs during I/O */ 361607ca46eSDavid Howells #define HDIO_SET_KEEPSETTINGS 0x0323 /* keep ioctl settings on reset */ 362607ca46eSDavid Howells #define HDIO_SET_32BIT 0x0324 /* change io_32bit flags */ 363607ca46eSDavid Howells #define HDIO_SET_NOWERR 0x0325 /* change ignore-write-error flag */ 364607ca46eSDavid Howells #define HDIO_SET_DMA 0x0326 /* change use-dma flag */ 365607ca46eSDavid Howells #define HDIO_SET_PIO_MODE 0x0327 /* reconfig interface to new speed */ 366607ca46eSDavid Howells #ifndef __KERNEL__ 367607ca46eSDavid Howells #define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ 368607ca46eSDavid Howells #define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ 369607ca46eSDavid Howells #endif 370607ca46eSDavid Howells #define HDIO_SET_NICE 0x0329 /* set nice flags */ 371607ca46eSDavid Howells #define HDIO_SET_WCACHE 0x032b /* change write cache enable-disable */ 372607ca46eSDavid Howells #define HDIO_SET_ACOUSTIC 0x032c /* change acoustic behavior */ 373607ca46eSDavid Howells #define HDIO_SET_BUSSTATE 0x032d /* set the bus state of the hwif */ 374607ca46eSDavid Howells #define HDIO_SET_QDMA 0x032e /* change use-qdma flag */ 375607ca46eSDavid Howells #define HDIO_SET_ADDRESS 0x032f /* change lba addressing modes */ 376607ca46eSDavid Howells 377607ca46eSDavid Howells /* bus states */ 378607ca46eSDavid Howells enum { 379607ca46eSDavid Howells BUSSTATE_OFF = 0, 380607ca46eSDavid Howells BUSSTATE_ON, 381607ca46eSDavid Howells BUSSTATE_TRISTATE 382607ca46eSDavid Howells }; 383607ca46eSDavid Howells 384607ca46eSDavid Howells /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */ 385607ca46eSDavid Howells /* 0x330 is reserved - used to be HDIO_GETGEO_BIG */ 386607ca46eSDavid Howells /* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */ 387607ca46eSDavid Howells /* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */ 388607ca46eSDavid Howells /* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */ 389607ca46eSDavid Howells 390607ca46eSDavid Howells #define __NEW_HD_DRIVE_ID 391607ca46eSDavid Howells 392607ca46eSDavid Howells #ifndef __KERNEL__ 393607ca46eSDavid Howells /* 394607ca46eSDavid Howells * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec. 395607ca46eSDavid Howells * 396607ca46eSDavid Howells * If you change something here, please remember to update fix_driveid() in 397607ca46eSDavid Howells * ide/probe.c. 398607ca46eSDavid Howells */ 399607ca46eSDavid Howells struct hd_driveid { 400607ca46eSDavid Howells unsigned short config; /* lots of obsolete bit flags */ 401607ca46eSDavid Howells unsigned short cyls; /* Obsolete, "physical" cyls */ 402607ca46eSDavid Howells unsigned short reserved2; /* reserved (word 2) */ 403607ca46eSDavid Howells unsigned short heads; /* Obsolete, "physical" heads */ 404607ca46eSDavid Howells unsigned short track_bytes; /* unformatted bytes per track */ 405607ca46eSDavid Howells unsigned short sector_bytes; /* unformatted bytes per sector */ 406607ca46eSDavid Howells unsigned short sectors; /* Obsolete, "physical" sectors per track */ 407607ca46eSDavid Howells unsigned short vendor0; /* vendor unique */ 408607ca46eSDavid Howells unsigned short vendor1; /* vendor unique */ 409607ca46eSDavid Howells unsigned short vendor2; /* Retired vendor unique */ 410607ca46eSDavid Howells unsigned char serial_no[20]; /* 0 = not_specified */ 411607ca46eSDavid Howells unsigned short buf_type; /* Retired */ 412607ca46eSDavid Howells unsigned short buf_size; /* Retired, 512 byte increments 413607ca46eSDavid Howells * 0 = not_specified 414607ca46eSDavid Howells */ 415607ca46eSDavid Howells unsigned short ecc_bytes; /* for r/w long cmds; 0 = not_specified */ 416607ca46eSDavid Howells unsigned char fw_rev[8]; /* 0 = not_specified */ 417607ca46eSDavid Howells unsigned char model[40]; /* 0 = not_specified */ 418607ca46eSDavid Howells unsigned char max_multsect; /* 0=not_implemented */ 419607ca46eSDavid Howells unsigned char vendor3; /* vendor unique */ 420607ca46eSDavid Howells unsigned short dword_io; /* 0=not_implemented; 1=implemented */ 421607ca46eSDavid Howells unsigned char vendor4; /* vendor unique */ 422607ca46eSDavid Howells unsigned char capability; /* (upper byte of word 49) 423607ca46eSDavid Howells * 3: IORDYsup 424607ca46eSDavid Howells * 2: IORDYsw 425607ca46eSDavid Howells * 1: LBA 426607ca46eSDavid Howells * 0: DMA 427607ca46eSDavid Howells */ 428607ca46eSDavid Howells unsigned short reserved50; /* reserved (word 50) */ 429607ca46eSDavid Howells unsigned char vendor5; /* Obsolete, vendor unique */ 430607ca46eSDavid Howells unsigned char tPIO; /* Obsolete, 0=slow, 1=medium, 2=fast */ 431607ca46eSDavid Howells unsigned char vendor6; /* Obsolete, vendor unique */ 432607ca46eSDavid Howells unsigned char tDMA; /* Obsolete, 0=slow, 1=medium, 2=fast */ 433607ca46eSDavid Howells unsigned short field_valid; /* (word 53) 434607ca46eSDavid Howells * 2: ultra_ok word 88 435607ca46eSDavid Howells * 1: eide_ok words 64-70 436607ca46eSDavid Howells * 0: cur_ok words 54-58 437607ca46eSDavid Howells */ 438607ca46eSDavid Howells unsigned short cur_cyls; /* Obsolete, logical cylinders */ 439607ca46eSDavid Howells unsigned short cur_heads; /* Obsolete, l heads */ 440607ca46eSDavid Howells unsigned short cur_sectors; /* Obsolete, l sectors per track */ 441607ca46eSDavid Howells unsigned short cur_capacity0; /* Obsolete, l total sectors on drive */ 442607ca46eSDavid Howells unsigned short cur_capacity1; /* Obsolete, (2 words, misaligned int) */ 443607ca46eSDavid Howells unsigned char multsect; /* current multiple sector count */ 444607ca46eSDavid Howells unsigned char multsect_valid; /* when (bit0==1) multsect is ok */ 445607ca46eSDavid Howells unsigned int lba_capacity; /* Obsolete, total number of sectors */ 446607ca46eSDavid Howells unsigned short dma_1word; /* Obsolete, single-word dma info */ 447607ca46eSDavid Howells unsigned short dma_mword; /* multiple-word dma info */ 448607ca46eSDavid Howells unsigned short eide_pio_modes; /* bits 0:mode3 1:mode4 */ 449607ca46eSDavid Howells unsigned short eide_dma_min; /* min mword dma cycle time (ns) */ 450607ca46eSDavid Howells unsigned short eide_dma_time; /* recommended mword dma cycle time (ns) */ 451607ca46eSDavid Howells unsigned short eide_pio; /* min cycle time (ns), no IORDY */ 452607ca46eSDavid Howells unsigned short eide_pio_iordy; /* min cycle time (ns), with IORDY */ 453607ca46eSDavid Howells unsigned short words69_70[2]; /* reserved words 69-70 454607ca46eSDavid Howells * future command overlap and queuing 455607ca46eSDavid Howells */ 456607ca46eSDavid Howells unsigned short words71_74[4]; /* reserved words 71-74 457607ca46eSDavid Howells * for IDENTIFY PACKET DEVICE command 458607ca46eSDavid Howells */ 459607ca46eSDavid Howells unsigned short queue_depth; /* (word 75) 460607ca46eSDavid Howells * 15:5 reserved 461607ca46eSDavid Howells * 4:0 Maximum queue depth -1 462607ca46eSDavid Howells */ 463607ca46eSDavid Howells unsigned short words76_79[4]; /* reserved words 76-79 */ 464607ca46eSDavid Howells unsigned short major_rev_num; /* (word 80) */ 465607ca46eSDavid Howells unsigned short minor_rev_num; /* (word 81) */ 466607ca46eSDavid Howells unsigned short command_set_1; /* (word 82) supported 467607ca46eSDavid Howells * 15: Obsolete 468607ca46eSDavid Howells * 14: NOP command 469607ca46eSDavid Howells * 13: READ_BUFFER 470607ca46eSDavid Howells * 12: WRITE_BUFFER 471607ca46eSDavid Howells * 11: Obsolete 472607ca46eSDavid Howells * 10: Host Protected Area 473607ca46eSDavid Howells * 9: DEVICE Reset 474607ca46eSDavid Howells * 8: SERVICE Interrupt 475607ca46eSDavid Howells * 7: Release Interrupt 476607ca46eSDavid Howells * 6: look-ahead 477607ca46eSDavid Howells * 5: write cache 478607ca46eSDavid Howells * 4: PACKET Command 479607ca46eSDavid Howells * 3: Power Management Feature Set 480607ca46eSDavid Howells * 2: Removable Feature Set 481607ca46eSDavid Howells * 1: Security Feature Set 482607ca46eSDavid Howells * 0: SMART Feature Set 483607ca46eSDavid Howells */ 484607ca46eSDavid Howells unsigned short command_set_2; /* (word 83) 485607ca46eSDavid Howells * 15: Shall be ZERO 486607ca46eSDavid Howells * 14: Shall be ONE 487607ca46eSDavid Howells * 13: FLUSH CACHE EXT 488607ca46eSDavid Howells * 12: FLUSH CACHE 489607ca46eSDavid Howells * 11: Device Configuration Overlay 490607ca46eSDavid Howells * 10: 48-bit Address Feature Set 491607ca46eSDavid Howells * 9: Automatic Acoustic Management 492607ca46eSDavid Howells * 8: SET MAX security 493607ca46eSDavid Howells * 7: reserved 1407DT PARTIES 494607ca46eSDavid Howells * 6: SetF sub-command Power-Up 495607ca46eSDavid Howells * 5: Power-Up in Standby Feature Set 496607ca46eSDavid Howells * 4: Removable Media Notification 497607ca46eSDavid Howells * 3: APM Feature Set 498607ca46eSDavid Howells * 2: CFA Feature Set 499607ca46eSDavid Howells * 1: READ/WRITE DMA QUEUED 500607ca46eSDavid Howells * 0: Download MicroCode 501607ca46eSDavid Howells */ 502607ca46eSDavid Howells unsigned short cfsse; /* (word 84) 503607ca46eSDavid Howells * cmd set-feature supported extensions 504607ca46eSDavid Howells * 15: Shall be ZERO 505607ca46eSDavid Howells * 14: Shall be ONE 506607ca46eSDavid Howells * 13:6 reserved 507607ca46eSDavid Howells * 5: General Purpose Logging 508607ca46eSDavid Howells * 4: Streaming Feature Set 509607ca46eSDavid Howells * 3: Media Card Pass Through 510607ca46eSDavid Howells * 2: Media Serial Number Valid 511607ca46eSDavid Howells * 1: SMART selt-test supported 512607ca46eSDavid Howells * 0: SMART error logging 513607ca46eSDavid Howells */ 514607ca46eSDavid Howells unsigned short cfs_enable_1; /* (word 85) 515607ca46eSDavid Howells * command set-feature enabled 516607ca46eSDavid Howells * 15: Obsolete 517607ca46eSDavid Howells * 14: NOP command 518607ca46eSDavid Howells * 13: READ_BUFFER 519607ca46eSDavid Howells * 12: WRITE_BUFFER 520607ca46eSDavid Howells * 11: Obsolete 521607ca46eSDavid Howells * 10: Host Protected Area 522607ca46eSDavid Howells * 9: DEVICE Reset 523607ca46eSDavid Howells * 8: SERVICE Interrupt 524607ca46eSDavid Howells * 7: Release Interrupt 525607ca46eSDavid Howells * 6: look-ahead 526607ca46eSDavid Howells * 5: write cache 527607ca46eSDavid Howells * 4: PACKET Command 528607ca46eSDavid Howells * 3: Power Management Feature Set 529607ca46eSDavid Howells * 2: Removable Feature Set 530607ca46eSDavid Howells * 1: Security Feature Set 531607ca46eSDavid Howells * 0: SMART Feature Set 532607ca46eSDavid Howells */ 533607ca46eSDavid Howells unsigned short cfs_enable_2; /* (word 86) 534607ca46eSDavid Howells * command set-feature enabled 535607ca46eSDavid Howells * 15: Shall be ZERO 536607ca46eSDavid Howells * 14: Shall be ONE 537607ca46eSDavid Howells * 13: FLUSH CACHE EXT 538607ca46eSDavid Howells * 12: FLUSH CACHE 539607ca46eSDavid Howells * 11: Device Configuration Overlay 540607ca46eSDavid Howells * 10: 48-bit Address Feature Set 541607ca46eSDavid Howells * 9: Automatic Acoustic Management 542607ca46eSDavid Howells * 8: SET MAX security 543607ca46eSDavid Howells * 7: reserved 1407DT PARTIES 544607ca46eSDavid Howells * 6: SetF sub-command Power-Up 545607ca46eSDavid Howells * 5: Power-Up in Standby Feature Set 546607ca46eSDavid Howells * 4: Removable Media Notification 547607ca46eSDavid Howells * 3: APM Feature Set 548607ca46eSDavid Howells * 2: CFA Feature Set 549607ca46eSDavid Howells * 1: READ/WRITE DMA QUEUED 550607ca46eSDavid Howells * 0: Download MicroCode 551607ca46eSDavid Howells */ 552607ca46eSDavid Howells unsigned short csf_default; /* (word 87) 553607ca46eSDavid Howells * command set-feature default 554607ca46eSDavid Howells * 15: Shall be ZERO 555607ca46eSDavid Howells * 14: Shall be ONE 556607ca46eSDavid Howells * 13:6 reserved 557607ca46eSDavid Howells * 5: General Purpose Logging enabled 558607ca46eSDavid Howells * 4: Valid CONFIGURE STREAM executed 559607ca46eSDavid Howells * 3: Media Card Pass Through enabled 560607ca46eSDavid Howells * 2: Media Serial Number Valid 561607ca46eSDavid Howells * 1: SMART selt-test supported 562607ca46eSDavid Howells * 0: SMART error logging 563607ca46eSDavid Howells */ 564607ca46eSDavid Howells unsigned short dma_ultra; /* (word 88) */ 565607ca46eSDavid Howells unsigned short trseuc; /* time required for security erase */ 566607ca46eSDavid Howells unsigned short trsEuc; /* time required for enhanced erase */ 567607ca46eSDavid Howells unsigned short CurAPMvalues; /* current APM values */ 568607ca46eSDavid Howells unsigned short mprc; /* master password revision code */ 569607ca46eSDavid Howells unsigned short hw_config; /* hardware config (word 93) 570607ca46eSDavid Howells * 15: Shall be ZERO 571607ca46eSDavid Howells * 14: Shall be ONE 572607ca46eSDavid Howells * 13: 573607ca46eSDavid Howells * 12: 574607ca46eSDavid Howells * 11: 575607ca46eSDavid Howells * 10: 576607ca46eSDavid Howells * 9: 577607ca46eSDavid Howells * 8: 578607ca46eSDavid Howells * 7: 579607ca46eSDavid Howells * 6: 580607ca46eSDavid Howells * 5: 581607ca46eSDavid Howells * 4: 582607ca46eSDavid Howells * 3: 583607ca46eSDavid Howells * 2: 584607ca46eSDavid Howells * 1: 585607ca46eSDavid Howells * 0: Shall be ONE 586607ca46eSDavid Howells */ 587607ca46eSDavid Howells unsigned short acoustic; /* (word 94) 588607ca46eSDavid Howells * 15:8 Vendor's recommended value 589607ca46eSDavid Howells * 7:0 current value 590607ca46eSDavid Howells */ 591607ca46eSDavid Howells unsigned short msrqs; /* min stream request size */ 592607ca46eSDavid Howells unsigned short sxfert; /* stream transfer time */ 593607ca46eSDavid Howells unsigned short sal; /* stream access latency */ 594607ca46eSDavid Howells unsigned int spg; /* stream performance granularity */ 595607ca46eSDavid Howells unsigned long long lba_capacity_2;/* 48-bit total number of sectors */ 596607ca46eSDavid Howells unsigned short words104_125[22];/* reserved words 104-125 */ 597607ca46eSDavid Howells unsigned short last_lun; /* (word 126) */ 598607ca46eSDavid Howells unsigned short word127; /* (word 127) Feature Set 599607ca46eSDavid Howells * Removable Media Notification 600607ca46eSDavid Howells * 15:2 reserved 601607ca46eSDavid Howells * 1:0 00 = not supported 602607ca46eSDavid Howells * 01 = supported 603607ca46eSDavid Howells * 10 = reserved 604607ca46eSDavid Howells * 11 = reserved 605607ca46eSDavid Howells */ 606607ca46eSDavid Howells unsigned short dlf; /* (word 128) 607607ca46eSDavid Howells * device lock function 608607ca46eSDavid Howells * 15:9 reserved 609607ca46eSDavid Howells * 8 security level 1:max 0:high 610607ca46eSDavid Howells * 7:6 reserved 611607ca46eSDavid Howells * 5 enhanced erase 612607ca46eSDavid Howells * 4 expire 613607ca46eSDavid Howells * 3 frozen 614607ca46eSDavid Howells * 2 locked 615607ca46eSDavid Howells * 1 en/disabled 616607ca46eSDavid Howells * 0 capability 617607ca46eSDavid Howells */ 618607ca46eSDavid Howells unsigned short csfo; /* (word 129) 619607ca46eSDavid Howells * current set features options 620607ca46eSDavid Howells * 15:4 reserved 621607ca46eSDavid Howells * 3: auto reassign 622607ca46eSDavid Howells * 2: reverting 623607ca46eSDavid Howells * 1: read-look-ahead 624607ca46eSDavid Howells * 0: write cache 625607ca46eSDavid Howells */ 626607ca46eSDavid Howells unsigned short words130_155[26];/* reserved vendor words 130-155 */ 627607ca46eSDavid Howells unsigned short word156; /* reserved vendor word 156 */ 628607ca46eSDavid Howells unsigned short words157_159[3];/* reserved vendor words 157-159 */ 629607ca46eSDavid Howells unsigned short cfa_power; /* (word 160) CFA Power Mode 630607ca46eSDavid Howells * 15 word 160 supported 631607ca46eSDavid Howells * 14 reserved 632607ca46eSDavid Howells * 13 633607ca46eSDavid Howells * 12 634607ca46eSDavid Howells * 11:0 635607ca46eSDavid Howells */ 636607ca46eSDavid Howells unsigned short words161_175[15];/* Reserved for CFA */ 637607ca46eSDavid Howells unsigned short words176_205[30];/* Current Media Serial Number */ 638607ca46eSDavid Howells unsigned short words206_254[49];/* reserved words 206-254 */ 639607ca46eSDavid Howells unsigned short integrity_word; /* (word 255) 640607ca46eSDavid Howells * 15:8 Checksum 641607ca46eSDavid Howells * 7:0 Signature 642607ca46eSDavid Howells */ 643607ca46eSDavid Howells }; 644607ca46eSDavid Howells #endif /* __KERNEL__ */ 645607ca46eSDavid Howells 646607ca46eSDavid Howells /* 647607ca46eSDavid Howells * IDE "nice" flags. These are used on a per drive basis to determine 648607ca46eSDavid Howells * when to be nice and give more bandwidth to the other devices which 649607ca46eSDavid Howells * share the same IDE bus. 650607ca46eSDavid Howells */ 651607ca46eSDavid Howells #define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ 652607ca46eSDavid Howells #define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ 653607ca46eSDavid Howells #define IDE_NICE_1 (3) /* when probably won't affect us much */ 654607ca46eSDavid Howells #ifndef __KERNEL__ 655607ca46eSDavid Howells #define IDE_NICE_0 (2) /* when sure that it won't affect us */ 656607ca46eSDavid Howells #define IDE_NICE_2 (4) /* when we know it's on our expense */ 657607ca46eSDavid Howells #endif 658607ca46eSDavid Howells 659607ca46eSDavid Howells #endif /* _LINUX_HDREG_H */ 660