qemu/roms/openbios/drivers/hdreg.h

   1 /*
   2  * this header holds data structures as dictated by spec
   3  */
   4 #ifndef HDREG_H
   5 #define HDREG_H
   6
   7 struct hd_driveid {
   8         unsigned short  config;         /* lots of obsolete bit flags */
   9         unsigned short  cyls;           /* Obsolete, "physical" cyls */
  10         unsigned short  reserved2;      /* reserved (word 2) */
  11         unsigned short  heads;          /* Obsolete, "physical" heads */
  12         unsigned short  track_bytes;    /* unformatted bytes per track */
  13         unsigned short  sector_bytes;   /* unformatted bytes per sector */
  14         unsigned short  sectors;        /* Obsolete, "physical" sectors per track */
  15         unsigned short  vendor0;        /* vendor unique */
  16         unsigned short  vendor1;        /* vendor unique */
  17         unsigned short  vendor2;        /* Retired vendor unique */
  18         unsigned char   serial_no[20];  /* 0 = not_specified */
  19         unsigned short  buf_type;       /* Retired */
  20         unsigned short  buf_size;       /* Retired, 512 byte increments
  21                                          * 0 = not_specified
  22                                          */
  23         unsigned short  ecc_bytes;      /* for r/w long cmds; 0 = not_specified */
  24         unsigned char   fw_rev[8];      /* 0 = not_specified */
  25         unsigned char   model[40];      /* 0 = not_specified */
  26         unsigned char   max_multsect;   /* 0=not_implemented */
  27         unsigned char   vendor3;        /* vendor unique */
  28         unsigned short  dword_io;       /* 0=not_implemented; 1=implemented */
  29         unsigned char   vendor4;        /* vendor unique */
  30         unsigned char   capability;     /* (upper byte of word 49)
  31                                          *  3:  IORDYsup
  32                                          *  2:  IORDYsw
  33                                          *  1:  LBA
  34                                          *  0:  DMA
  35                                          */
  36         unsigned short  reserved50;     /* reserved (word 50) */
  37         unsigned char   vendor5;        /* Obsolete, vendor unique */
  38         unsigned char   tPIO;           /* Obsolete, 0=slow, 1=medium, 2=fast */
  39         unsigned char   vendor6;        /* Obsolete, vendor unique */
  40         unsigned char   tDMA;           /* Obsolete, 0=slow, 1=medium, 2=fast */
  41         unsigned short  field_valid;    /* (word 53)
  42                                          *  2:  ultra_ok        word  88
  43                                          *  1:  eide_ok         words 64-70
  44                                          *  0:  cur_ok          words 54-58
  45                                          */
  46         unsigned short  cur_cyls;       /* Obsolete, logical cylinders */
  47         unsigned short  cur_heads;      /* Obsolete, l heads */
  48         unsigned short  cur_sectors;    /* Obsolete, l sectors per track */
  49         unsigned short  cur_capacity0;  /* Obsolete, l total sectors on drive */
  50         unsigned short  cur_capacity1;  /* Obsolete, (2 words, misaligned int)     */
  51         unsigned char   multsect;       /* current multiple sector count */
  52         unsigned char   multsect_valid; /* when (bit0==1) multsect is ok */
  53         unsigned int    lba_capacity;   /* Obsolete, total number of sectors */
  54         unsigned short  dma_1word;      /* Obsolete, single-word dma info */
  55         unsigned short  dma_mword;      /* multiple-word dma info */
  56         unsigned short  eide_pio_modes; /* bits 0:mode3 1:mode4 */
  57         unsigned short  eide_dma_min;   /* min mword dma cycle time (ns) */
  58         unsigned short  eide_dma_time;  /* recommended mword dma cycle time (ns) */
  59         unsigned short  eide_pio;       /* min cycle time (ns), no IORDY  */
  60         unsigned short  eide_pio_iordy; /* min cycle time (ns), with IORDY */
  61         unsigned short  words69_70[2];  /* reserved words 69-70
  62                                          * future command overlap and queuing
  63                                          */
  64         /* HDIO_GET_IDENTITY currently returns only words 0 through 70 */
  65         unsigned short  words71_74[4];  /* reserved words 71-74
  66                                          * for IDENTIFY PACKET DEVICE command
  67                                          */
  68         unsigned short  queue_depth;    /* (word 75)
  69                                          * 15:5 reserved
  70                                          *  4:0 Maximum queue depth -1
  71                                          */
  72         unsigned short  words76_79[4];  /* reserved words 76-79 */
  73         unsigned short  major_rev_num;  /* (word 80) */
  74         unsigned short  minor_rev_num;  /* (word 81) */
  75         unsigned short  command_set_1;  /* (word 82) supported
  76                                          * 15:  Obsolete
  77                                          * 14:  NOP command
  78                                          * 13:  READ_BUFFER
  79                                          * 12:  WRITE_BUFFER
  80                                          * 11:  Obsolete
  81                                          * 10:  Host Protected Area
  82                                          *  9:  DEVICE Reset
  83                                          *  8:  SERVICE Interrupt
  84                                          *  7:  Release Interrupt
  85                                          *  6:  look-ahead
  86                                          *  5:  write cache
  87                                          *  4:  PACKET Command
  88                                          *  3:  Power Management Feature Set
  89                                          *  2:  Removable Feature Set
  90                                          *  1:  Security Feature Set
  91                                          *  0:  SMART Feature Set
  92                                          */
  93         unsigned short  command_set_2;  /* (word 83)
  94                                          * 15:  Shall be ZERO
  95                                          * 14:  Shall be ONE
  96                                          * 13:  FLUSH CACHE EXT
  97                                          * 12:  FLUSH CACHE
  98                                          * 11:  Device Configuration Overlay
  99                                          * 10:  48-bit Address Feature Set
 100                                          *  9:  Automatic Acoustic Management
 101                                          *  8:  SET MAX security
 102                                          *  7:  reserved 1407DT PARTIES
 103                                          *  6:  SetF sub-command Power-Up
 104                                          *  5:  Power-Up in Standby Feature Set
 105                                          *  4:  Removable Media Notification
 106                                          *  3:  APM Feature Set
 107                                          *  2:  CFA Feature Set
 108                                          *  1:  READ/WRITE DMA QUEUED
 109                                          *  0:  Download MicroCode
 110                                          */
 111         unsigned short  cfsse;          /* (word 84)
 112                                          * cmd set-feature supported extensions
 113                                          * 15:  Shall be ZERO
 114                                          * 14:  Shall be ONE
 115                                          * 13:6 reserved
 116                                          *  5:  General Purpose Logging
 117                                          *  4:  Streaming Feature Set
 118                                          *  3:  Media Card Pass Through
 119                                          *  2:  Media Serial Number Valid
 120                                          *  1:  SMART selt-test supported
 121                                          *  0:  SMART error logging
 122                                          */
 123         unsigned short  cfs_enable_1;   /* (word 85)
 124                                          * command set-feature enabled
 125                                          * 15:  Obsolete
 126                                          * 14:  NOP command
 127                                          * 13:  READ_BUFFER
 128                                          * 12:  WRITE_BUFFER
 129                                          * 11:  Obsolete
 130                                          * 10:  Host Protected Area
 131                                          *  9:  DEVICE Reset
 132                                          *  8:  SERVICE Interrupt
 133                                          *  7:  Release Interrupt
 134                                          *  6:  look-ahead
 135                                          *  5:  write cache
 136                                          *  4:  PACKET Command
 137                                          *  3:  Power Management Feature Set
 138                                          *  2:  Removable Feature Set
 139                                          *  1:  Security Feature Set
 140                                          *  0:  SMART Feature Set
 141                                          */
 142         unsigned short  cfs_enable_2;   /* (word 86)
 143                                          * command set-feature enabled
 144                                          * 15:  Shall be ZERO
 145                                          * 14:  Shall be ONE
 146                                          * 13:  FLUSH CACHE EXT
 147                                          * 12:  FLUSH CACHE
 148                                          * 11:  Device Configuration Overlay
 149                                          * 10:  48-bit Address Feature Set
 150                                          *  9:  Automatic Acoustic Management
 151                                          *  8:  SET MAX security
 152                                          *  7:  reserved 1407DT PARTIES
 153                                          *  6:  SetF sub-command Power-Up
 154                                          *  5:  Power-Up in Standby Feature Set
 155                                          *  4:  Removable Media Notification
 156                                          *  3:  APM Feature Set
 157                                          *  2:  CFA Feature Set
 158                                          *  1:  READ/WRITE DMA QUEUED
 159                                          *  0:  Download MicroCode
 160                                          */
 161         unsigned short  csf_default;    /* (word 87)
 162                                          * command set-feature default
 163                                          * 15:  Shall be ZERO
 164                                          * 14:  Shall be ONE
 165                                          * 13:6 reserved
 166                                          *  5:  General Purpose Logging enabled
 167                                          *  4:  Valid CONFIGURE STREAM executed
 168                                          *  3:  Media Card Pass Through enabled
 169                                          *  2:  Media Serial Number Valid
 170                                          *  1:  SMART selt-test supported
 171                                          *  0:  SMART error logging
 172                                          */
 173         unsigned short  dma_ultra;      /* (word 88) */
 174         unsigned short  trseuc;         /* time required for security erase */
 175         unsigned short  trsEuc;         /* time required for enhanced erase */
 176         unsigned short  CurAPMvalues;   /* current APM values */
 177         unsigned short  mprc;           /* master password revision code */
 178         unsigned short  hw_config;      /* hardware config (word 93)
 179                                          * 15:  Shall be ZERO
 180                                          * 14:  Shall be ONE
 181                                          * 13:
 182                                          * 12:
 183                                          * 11:
 184                                          * 10:
 185                                          *  9:
 186                                          *  8:
 187                                          *  7:
 188                                          *  6:
 189                                          *  5:
 190                                          *  4:
 191                                          *  3:
 192                                          *  2:
 193                                          *  1:
 194                                          *  0:  Shall be ONE
 195                                          */
 196         unsigned short  acoustic;       /* (word 94)
 197                                          * 15:8 Vendor's recommended value
 198                                          *  7:0 current value
 199                                          */
 200         unsigned short  msrqs;          /* min stream request size */
 201         unsigned short  sxfert;         /* stream transfer time */
 202         unsigned short  sal;            /* stream access latency */
 203         unsigned int    spg;            /* stream performance granularity */
 204         unsigned long long lba_capacity_2;/* 48-bit total number of sectors */
 205         unsigned short  words104_125[22];/* reserved words 104-125 */
 206         unsigned short  last_lun;       /* (word 126) */
 207         unsigned short  word127;        /* (word 127) Feature Set
 208                                          * Removable Media Notification
 209                                          * 15:2 reserved
 210                                          *  1:0 00 = not supported
 211                                          *      01 = supported
 212                                          *      10 = reserved
 213                                          *      11 = reserved
 214                                          */
 215         unsigned short  dlf;            /* (word 128)
 216                                          * device lock function
 217                                          * 15:9 reserved
 218                                          *  8   security level 1:max 0:high
 219                                          *  7:6 reserved
 220                                          *  5   enhanced erase
 221                                          *  4   expire
 222                                          *  3   frozen
 223                                          *  2   locked
 224                                          *  1   en/disabled
 225                                          *  0   capability
 226                                          */
 227         unsigned short  csfo;           /*  (word 129)
 228                                          * current set features options
 229                                          * 15:4 reserved
 230                                          *  3:  auto reassign
 231                                          *  2:  reverting
 232                                          *  1:  read-look-ahead
 233                                          *  0:  write cache
 234                                          */
 235         unsigned short  words130_155[26];/* reserved vendor words 130-155 */
 236         unsigned short  word156;        /* reserved vendor word 156 */
 237         unsigned short  words157_159[3];/* reserved vendor words 157-159 */
 238         unsigned short  cfa_power;      /* (word 160) CFA Power Mode
 239                                          * 15 word 160 supported
 240                                          * 14 reserved
 241                                          * 13
 242                                          * 12
 243                                          * 11:0
 244                                          */
 245         unsigned short  words161_175[15];/* Reserved for CFA */
 246         unsigned short  words176_205[30];/* Current Media Serial Number */
 247         unsigned short  words206_254[49];/* reserved words 206-254 */
 248         unsigned short  integrity_word; /* (word 255)
 249                                          * 15:8 Checksum
 250                                          *  7:0 Signature
 251                                          */
 252 };
 253
 254 struct request_sense {
 255 #if defined(CONFIG_BIG_ENDIAN)
 256         u8 valid                : 1;
 257         u8 error_code           : 7;
 258 #elif defined(CONFIG_LITTLE_ENDIAN)
 259         u8 error_code           : 7;
 260         u8 valid                : 1;
 261 #endif
 262         u8 segment_number;
 263 #if defined(CONFIG_BIG_ENDIAN)
 264         u8 reserved1            : 2;
 265         u8 ili                  : 1;
 266         u8 reserved2            : 1;
 267         u8 sense_key            : 4;
 268 #elif defined(CONFIG_LITTLE_ENDIAN)
 269         u8 sense_key            : 4;
 270         u8 reserved2            : 1;
 271         u8 ili                  : 1;
 272         u8 reserved1            : 2;
 273 #endif
 274         u8 information[4];
 275         u8 add_sense_len;
 276         u8 command_info[4];
 277         u8 asc;
 278         u8 ascq;
 279         u8 fruc;
 280         u8 sks[3];
 281         u8 asb[46];
 282 };
 283
 284 struct atapi_capacity {
 285         u32 lba;
 286         u32 block_size;
 287 };
 288
 289 #endif