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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 | #ifndef _LINUX_HDREG_H #define _LINUX_HDREG_H /* * This file contains some defines for the AT-hd-controller. * Various sources. */ #define HD_IRQ 14 /* the standard disk interrupt */ /* ide.c has its own port definitions in "ide.h" */ /* Hd controller regs. Ref: IBM AT Bios-listing */ #define HD_DATA 0x1f0 /* _CTL when writing */ #define HD_ERROR 0x1f1 /* see err-bits */ #define HD_NSECTOR 0x1f2 /* nr of sectors to read/write */ #define HD_SECTOR 0x1f3 /* starting sector */ #define HD_LCYL 0x1f4 /* starting cylinder */ #define HD_HCYL 0x1f5 /* high byte of starting cyl */ #define HD_CURRENT 0x1f6 /* 101dhhhh , d=drive, hhhh=head */ #define HD_STATUS 0x1f7 /* see status-bits */ #define HD_FEATURE HD_ERROR /* same io address, read=error, write=feature */ #define HD_PRECOMP HD_FEATURE /* obsolete use of this port - predates IDE */ #define HD_COMMAND HD_STATUS /* same io address, read=status, write=cmd */ #define HD_CMD 0x3f6 /* used for resets */ #define HD_ALTSTATUS 0x3f6 /* same as HD_STATUS but doesn't clear irq */ /* remainder is shared between hd.c, ide.c, ide-cd.c, and the hdparm utility */ /* Bits of HD_STATUS */ #define ERR_STAT 0x01 #define INDEX_STAT 0x02 #define ECC_STAT 0x04 /* Corrected error */ #define DRQ_STAT 0x08 #define SEEK_STAT 0x10 #define WRERR_STAT 0x20 #define READY_STAT 0x40 #define BUSY_STAT 0x80 /* Values for HD_COMMAND */ #define WIN_RESTORE 0x10 #define WIN_READ 0x20 #define WIN_WRITE 0x30 #define WIN_WRITE_VERIFY 0x3C #define WIN_VERIFY 0x40 #define WIN_FORMAT 0x50 #define WIN_INIT 0x60 #define WIN_SEEK 0x70 #define WIN_DIAGNOSE 0x90 #define WIN_SPECIFY 0x91 /* set drive geometry translation */ #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ #define WIN_SETIDLE1 0xE3 #define WIN_SETIDLE2 0x97 #define WIN_STANDBYNOW1 0xE0 #define WIN_STANDBYNOW2 0x94 #define WIN_SLEEPNOW1 0xE6 #define WIN_SLEEPNOW2 0x99 #define WIN_CHECKPOWERMODE1 0xE5 #define WIN_CHECKPOWERMODE2 0x98 #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ #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_IDENTIFY 0xEC /* ask drive to identify itself */ #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ #define WIN_SETFEATURES 0xEF /* set special drive features */ #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ #define WIN_QUEUED_SERVICE 0xA2 /* */ #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ #define WIN_SMART 0xB0 /* self-monitoring and reporting */ /* Additional drive command codes used by ATAPI devices. */ #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ #define WIN_SRST 0x08 /* ATAPI soft reset command */ #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ #define DISABLE_SEAGATE 0xFB #define EXABYTE_ENABLE_NEST 0xF0 /* 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_ENABLE 0xd8 #define SMART_DISABLE 0xd9 #define SMART_STATUS 0xda #define SMART_AUTO_OFFLINE 0xdb /* WIN_SETFEATURES sub-commands */ #define SETFEATURES_EN_WCACHE 0x02 /* Enable write cache */ #define SETFEATURES_XFER 0x03 /* Set transfer mode */ # define XFER_UDMA_7 0x47 /* 0100|0111 */ # define XFER_UDMA_6 0x46 /* 0100|0110 */ # define XFER_UDMA_5 0x45 /* 0100|0101 */ # define XFER_UDMA_4 0x44 /* 0100|0100 */ # define XFER_UDMA_3 0x43 /* 0100|0011 */ # define XFER_UDMA_2 0x42 /* 0100|0010 */ # define XFER_UDMA_1 0x41 /* 0100|0001 */ # define XFER_UDMA_0 0x40 /* 0100|0000 */ # define XFER_MW_DMA_2 0x22 /* 0010|0010 */ # define XFER_MW_DMA_1 0x21 /* 0010|0001 */ # define XFER_MW_DMA_0 0x20 /* 0010|0000 */ # define XFER_SW_DMA_2 0x12 /* 0001|0010 */ # define XFER_SW_DMA_1 0x11 /* 0001|0001 */ # define XFER_SW_DMA_0 0x10 /* 0001|0000 */ # define XFER_PIO_4 0x0C /* 0000|1100 */ # define XFER_PIO_3 0x0B /* 0000|1011 */ # define XFER_PIO_2 0x0A /* 0000|1010 */ # define XFER_PIO_1 0x09 /* 0000|1001 */ # define XFER_PIO_0 0x08 /* 0000|1000 */ # define XFER_PIO_SLOW 0x00 /* 0000|0000 */ #define SETFEATURES_DIS_DEFECT 0x04 /* Disable Defect Management */ #define SETFEATURES_EN_APM 0x05 /* Enable advanced power management */ #define SETFEATURES_DIS_MSN 0x31 /* Disable Media Status Notification */ #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_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_MSN 0x95 /* Enable Media Status Notification */ #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt */ #define SETFEATURES_DIS_SI 0xDE /* Disable SERVICE interrupt */ /* WIN_SECURITY sub-commands */ #define SECURITY_SET_PASSWORD 0xBA /* 0xF1 */ #define SECURITY_UNLOCK 0xBB /* 0xF2 */ #define SECURITY_ERASE_PREPARE 0xBC /* 0xF3 */ #define SECURITY_ERASE_UNIT 0xBD /* 0xF4 */ #define SECURITY_FREEZE_LOCK 0xBE /* 0xF5 */ #define SECURITY_DISABLE_PASSWORD 0xBF /* 0xF6 */ /* Bits for HD_ERROR */ #define MARK_ERR 0x01 /* Bad address mark */ #define TRK0_ERR 0x02 /* couldn't find track 0 */ #define ABRT_ERR 0x04 /* Command aborted */ #define MCR_ERR 0x08 /* media change request */ #define ID_ERR 0x10 /* ID field not found */ #define ECC_ERR 0x40 /* Uncorrectable ECC error */ #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ 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_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_DRIVE_CMD 0x031f /* execute a special drive command */ /* 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 */ #define HDIO_SCAN_HWIF 0x0328 /* register and (re)scan interface */ #define HDIO_SET_NICE 0x0329 /* set nice flags */ #define HDIO_UNREGISTER_HWIF 0x032a /* unregister interface */ /* BIG GEOMETRY */ struct hd_big_geometry { unsigned char heads; unsigned char sectors; unsigned int cylinders; unsigned long start; }; /* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */ #define HDIO_GETGEO_BIG 0x0330 /* */ #define HDIO_GETGEO_BIG_RAW 0x0331 /* */ #define __NEW_HD_DRIVE_ID /* structure returned by HDIO_GET_IDENTITY, as per ANSI ATA2 rev.2f spec */ struct hd_driveid { unsigned short config; /* lots of obsolete bit flags */ unsigned short cyls; /* "physical" cyls */ unsigned short reserved2; /* reserved (word 2) */ unsigned short heads; /* "physical" heads */ unsigned short track_bytes; /* unformatted bytes per track */ unsigned short sector_bytes; /* unformatted bytes per sector */ unsigned short sectors; /* "physical" sectors per track */ unsigned short vendor0; /* vendor unique */ unsigned short vendor1; /* vendor unique */ unsigned short vendor2; /* vendor unique */ unsigned char serial_no[20]; /* 0 = not_specified */ unsigned short buf_type; unsigned short buf_size; /* 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; /* bits 0:DMA 1:LBA 2:IORDYsw 3:IORDYsup*/ unsigned short reserved50; /* reserved (word 50) */ unsigned char vendor5; /* vendor unique */ unsigned char tPIO; /* 0=slow, 1=medium, 2=fast */ unsigned char vendor6; /* vendor unique */ unsigned char tDMA; /* 0=slow, 1=medium, 2=fast */ unsigned short field_valid; /* bits 0:cur_ok 1:eide_ok */ unsigned short cur_cyls; /* logical cylinders */ unsigned short cur_heads; /* logical heads */ unsigned short cur_sectors; /* logical sectors per track */ unsigned short cur_capacity0; /* logical total sectors on drive */ unsigned short cur_capacity1; /* (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; /* total number of sectors */ unsigned short dma_1word; /* 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 */ /* HDIO_GET_IDENTITY currently returns only words 0 through 70 */ unsigned short words71_74[4]; /* reserved words 71-74 */ unsigned short queue_depth; /* */ unsigned short words76_79[4]; /* reserved words 76-79 */ unsigned short major_rev_num; /* */ unsigned short minor_rev_num; /* */ unsigned short command_set_1; /* bits 0:Smart 1:Security 2:Removable 3:PM */ unsigned short command_set_2; /* bits 14:Smart Enabled 13:0 zero */ unsigned short cfsse; /* command set-feature supported extensions */ unsigned short cfs_enable_1; /* command set-feature enabled */ unsigned short cfs_enable_2; /* command set-feature enabled */ unsigned short csf_default; /* command set-feature default */ unsigned short dma_ultra; /* */ unsigned short word89; /* reserved (word 89) */ unsigned short word90; /* reserved (word 90) */ unsigned short CurAPMvalues; /* current APM values */ unsigned short word92; /* reserved (word 92) */ unsigned short hw_config; /* hardware config */ unsigned short words94_125[31];/* reserved words 94-125 */ unsigned short last_lun; /* reserved (word 126) */ unsigned short word127; /* reserved (word 127) */ unsigned short dlf; /* 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; /* current set features options * 15:4 reserved * 3 auto reassign * 2 reverting * 1 read-look-ahead * 0 write cache */ unsigned short words130_159[30];/* reserved vendor words 130-159 */ unsigned short words160_255[96];/* reserved words 160-255 */ }; /* * 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_0 (2) /* when sure that it won't affect us */ #define IDE_NICE_1 (3) /* when probably won't affect us much */ #define IDE_NICE_2 (4) /* when we know it's on our expense */ #ifdef __KERNEL__ /* * These routines are used for kernel command line parameters from main.c: */ #include <linux/config.h> #ifdef CONFIG_BLK_DEV_HD void hd_setup(char *, int *); #endif /* CONFIG_BLK_DEV_HD */ #if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) int ide_register(int io_port, int ctl_port, int irq); void ide_unregister(unsigned int); #endif /* CONFIG_BLK_DEV_IDE || CONFIG_BLK_DEV_IDE_MODULE */ #endif /* __KERNEL__ */ #endif /* _LINUX_HDREG_H */ |