root/include/linux/sbpcd.h

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INCLUDED FROM


   1 /*
   2  * sbpcd.h   Specify interface address and interface type here.
   3  */
   4 
   5 /*
   6  * these definitions can get overridden by the kernel command line
   7  * ("lilo boot option"). Examples:
   8  *                                 sbpcd=0x230,SoundBlaster
   9  *                             or
  10  *                                 sbpcd=0x300,LaserMate
  11  *                             or
  12  *                                 sbpcd=0x330,SPEA
  13  * these strings are case sensitive !!!
  14  */
  15 
  16 /* 
  17  * change this to select the type of your interface board:
  18  *
  19  * set SBPRO to 1 for "true" SoundBlaster card
  20  * set SBPRO to 0 for "poor" (no sound) interface cards
  21  *                and for "compatible" soundcards.
  22  * set SBPRO to 2 for the SPEA Media FX card
  23  *
  24  * most "compatible" sound boards like Galaxy need to set SBPRO to 0 !!!
  25  * if SBPRO gets set wrong, the drive will get found - but any
  26  * data access will give errors (audio access will work).
  27  * The OmniCD interface card from CreativeLabs needs SBPRO 1.
  28  *
  29  * mail to emoenke@gwdg.de if your "compatible" card needs SBPRO 1
  30  * (currently I do not know any "compatible" with SBPRO 1)
  31  * then I can include better information with the next release.
  32  */
  33 #define SBPRO     1
  34 
  35 /*
  36  * put your CDROM port base address here:
  37  * SBPRO addresses typically are 0x0230 (=0x220+0x10), 0x0250, ...
  38  * LASERMATE (CI-101P) adresses typically are 0x0300, 0x0310, ...
  39  * SPEA addresses are 0x320, 0x330, 0x340, 0x350
  40  * there are some soundcards on the market with 0x0630, 0x0650, ...
  41  *
  42  * example: if your SBPRO audio address is 0x220, specify 0x230.
  43  *
  44  */
  45 #define CDROM_PORT 0x0230
  46 
  47 
  48 /*==========================================================================*/
  49 /*==========================================================================*/
  50 /*
  51  * nothing to change below here if you are not experimenting
  52  */
  53 /*==========================================================================*/
  54 /*==========================================================================*/
  55 /*
  56  * Debug output levels
  57  */
  58 #define DBG_INF         1       /* necessary information */
  59 #define DBG_BSZ         2       /* BLOCK_SIZE trace */
  60 #define DBG_REA         3       /* "read" status trace */
  61 #define DBG_CHK         4       /* "media check" trace */
  62 #define DBG_TIM         5       /* datarate timer test */
  63 #define DBG_INI         6       /* initialization trace */
  64 #define DBG_TOC         7       /* tell TocEntry values */
  65 #define DBG_IOC         8       /* ioctl trace */
  66 #define DBG_STA         9       /* "ResponseStatus" trace */
  67 #define DBG_ERR         10      /* "xx_ReadError" trace */
  68 #define DBG_CMD         11      /* "cmd_out" trace */
  69 #define DBG_WRN         12      /* give explanation before auto-probing */
  70 #define DBG_MUL         13      /* multi session code test */
  71 #define DBG_ID          14      /* "drive_id !=0" test code */
  72 #define DBG_IOX         15      /* some special information */
  73 #define DBG_DID         16      /* drive ID test */
  74 #define DBG_RES         17      /* drive reset info */
  75 #define DBG_SPI         18      /* SpinUp test */
  76 #define DBG_IOS         19      /* ioctl trace: "subchannel" */
  77 #define DBG_IO2         20      /* ioctl trace: general */
  78 #define DBG_UPC         21      /* show UPC information */
  79 #define DBG_XA          22      /* XA mode debugging */
  80 #define DBG_LCK         23      /* door (un)lock info */
  81 #define DBG_SQ          24      /* dump SubQ frame */
  82 #define DBG_AUD         25      /* "read audio" debugging */
  83 #define DBG_000         26      /* unnecessary information */
  84 
  85 /*==========================================================================*/
  86 /*==========================================================================*/
  87 
  88 /*
  89  * bits of flags_cmd_out:
  90  */
  91 #define f_respo3 0x100
  92 #define f_putcmd 0x80
  93 #define f_respo2 0x40
  94 #define f_lopsta 0x20
  95 #define f_getsta 0x10
  96 #define f_ResponseStatus 0x08
  97 #define f_obey_p_check 0x04
  98 #define f_bit1 0x02
  99 #define f_wait_if_busy 0x01
 100 
 101 /*
 102  * diskstate_flags:
 103  */
 104 #define upc_bit 0x40
 105 #define volume_bit 0x20
 106 #define toc_bit 0x10
 107 #define multisession_bit 0x08
 108 #define cd_size_bit 0x04
 109 #define subq_bit 0x02
 110 #define frame_size_bit 0x01
 111 
 112 /*
 113  * disk states (bits of diskstate_flags):
 114  */
 115 #define upc_valid (DriveStruct[d].diskstate_flags&upc_bit)
 116 #define volume_valid (DriveStruct[d].diskstate_flags&volume_bit)
 117 #define toc_valid (DriveStruct[d].diskstate_flags&toc_bit)
 118 #define multisession_valid (DriveStruct[d].diskstate_flags&multisession_bit)
 119 #define cd_size_valid (DriveStruct[d].diskstate_flags&cd_size_bit)
 120 #define subq_valid (DriveStruct[d].diskstate_flags&subq_bit)
 121 #define frame_size_valid (DriveStruct[d].diskstate_flags&frame_size_bit)
 122 
 123 
 124 /*
 125  * bits of the status_byte (result of xx_ReadStatus):
 126  */
 127 #define p_door_closed 0x80
 128 #define p_caddy_in 0x40
 129 #define p_spinning 0x20
 130 #define p_check 0x10
 131 #define p_busy_new 0x08
 132 #define p_door_locked 0x04
 133 #define p_bit_1 0x02
 134 #define p_disk_ok 0x01
 135 /*
 136  * "old" drives status result bits:
 137  */
 138 #define p_caddin_old 0x40
 139 #define p_success_old 0x08
 140 #define p_busy_old 0x04
 141 
 142 /*
 143  * used drive states:
 144  */
 145 #define st_door_closed (DriveStruct[d].status_byte&p_door_closed)
 146 #define st_caddy_in (DriveStruct[d].status_byte&p_caddy_in)
 147 #define st_spinning (DriveStruct[d].status_byte&p_spinning)
 148 #define st_check (DriveStruct[d].status_byte&p_check)
 149 #define st_busy (DriveStruct[d].status_byte&p_busy_new)
 150 #define st_door_locked (DriveStruct[d].status_byte&p_door_locked)
 151 #define st_diskok (DriveStruct[d].status_byte&p_disk_ok)
 152 
 153 /*
 154  * bits of the CDi_status register:
 155  */
 156 #define s_not_result_ready 0x04  /* 0: "result ready" */
 157 #define s_not_data_ready 0x02    /* 0: "data ready"   */
 158 #define s_attention 0x01         /* 1: "attention required" */
 159 /*
 160  * usable as:
 161  */
 162 #define DRV_ATTN               ((inb(CDi_status)&s_attention)!=0)
 163 #define DATA_READY             ((inb(CDi_status)&s_not_data_ready)==0)
 164 #define RESULT_READY           ((inb(CDi_status)&s_not_result_ready)==0)
 165 
 166 /*
 167  * drive types (firmware versions):
 168  */
 169 #define drv_199 0       /* <200 */
 170 #define drv_200 1       /* <201 */
 171 #define drv_201 2       /* <210 */
 172 #define drv_210 3       /* <211 */
 173 #define drv_211 4       /* <300 */
 174 #define drv_300 5       /* else */
 175 #define drv_099 0x10    /* new,  <100 */
 176 #define drv_100 0x11    /* new, >=100 */
 177 #define drv_new 0x10    /* all new drives have that bit set */
 178 #define drv_old 0x00    /*  */
 179 
 180 /*
 181  * drv_099 and drv_100 are the "new" drives
 182  */
 183 #define new_drive (DriveStruct[d].drv_type&0x10)
 184 
 185 /*
 186  * audio states:
 187  */
 188 #define audio_playing 2
 189 #define audio_pausing 1
 190 
 191 /*
 192  * drv_pattern, drv_options:
 193  */
 194 #define speed_auto 0x80
 195 #define speed_300 0x40
 196 #define speed_150 0x20
 197 #define sax_a 0x04
 198 #define sax_xn2 0x02
 199 #define sax_xn1 0x01
 200 
 201 /*
 202  * values of cmd_type (0 else):
 203  */
 204 #define READ_M1  0x01 /* "data mode 1": 2048 bytes per frame */
 205 #define READ_M2  0x02 /* "data mode 2": 12+2048+280 bytes per frame */
 206 #define READ_SC  0x04 /* "subchannel info": 96 bytes per frame */
 207 #define READ_AU  0x08 /* "audio frame": 2352 bytes per frame */
 208 
 209 /*
 210  * preliminary extensions to cdrom.h for transfering audio frames:
 211  */
 212 #define CDROMREADAUDIO 0xE0 /* IOCTL function (arg = &cdrom_aud) */
 213 
 214 struct cdrom_aud { u_int lba; /* frame address */
 215                    u_char *buf; /* frame buffer (2352 bytes) */
 216                  };
 217 
 218 /*
 219  * sense byte: used only if new_drive
 220  *                  only during cmd 09 00 xx ah al 00 00
 221  *
 222  *          values: 00
 223  *                  82
 224  *                  xx from infobuf[0] after 85 00 00 00 00 00 00
 225  */
 226 
 227 
 228 #define CD_MINS                   75  /* minutes per CD                  */
 229 #define CD_SECS                   60  /* seconds per minutes             */
 230 #define CD_FRAMES                 75  /* frames per second               */
 231 #define CD_FRAMESIZE            2048  /* bytes per frame, data mode      */
 232 #define CD_FRAMESIZE_XA         2340  /* bytes per frame, "xa" mode      */
 233 #define CD_FRAMESIZE_RAW        2352  /* bytes per frame, "raw" mode     */
 234 #define CD_FRAMESIZE_SUB          96  /* subchannel data size            */
 235 #define CD_BLOCK_OFFSET          150  /* offset of first logical frame   */
 236 #define CD_XA_HEAD                12  /* header size of XA frame         */
 237 #define CD_XA_TAIL               280  /* tail size of XA frame           */
 238 
 239 /* audio status (bin) */
 240 #define aud_00 0x00 /* Audio status byte not supported or not valid */
 241 #define audx11 0x0b /* Audio play operation in progress             */
 242 #define audx12 0x0c /* Audio play operation paused                  */
 243 #define audx13 0x0d /* Audio play operation successfully completed  */
 244 #define audx14 0x0e /* Audio play operation stopped due to error    */
 245 #define audx15 0x0f /* No current audio status to return            */
 246 
 247 /* audio status (bcd) */
 248 #define aud_11 0x11 /* Audio play operation in progress             */
 249 #define aud_12 0x12 /* Audio play operation paused                  */
 250 #define aud_13 0x13 /* Audio play operation successfully completed  */
 251 #define aud_14 0x14 /* Audio play operation stopped due to error    */
 252 #define aud_15 0x15 /* No current audio status to return            */
 253 
 254 /*============================================================================
 255 ==============================================================================
 256 
 257 COMMAND SET of "old" drives like CR-521, CR-522
 258                (the CR-562 family is different):
 259 
 260 No.     Command                        Code
 261 --------------------------------------------
 262 
 263 Drive Commands:
 264  1      Seek                            01      
 265  2      Read Data                       02
 266  3      Read XA-Data                    03
 267  4      Read Header                     04
 268  5      Spin Up                         05
 269  6      Spin Down                       06
 270  7      Diagnostic                      07
 271  8      Read UPC                        08
 272  9      Read ISRC                       09
 273 10      Play Audio                      0A
 274 11      Play Audio MSF                  0B
 275 12      Play Audio Track/Index          0C
 276 
 277 Status Commands:
 278 13      Read Status                     81      
 279 14      Read Error                      82
 280 15      Read Drive Version              83
 281 16      Mode Select                     84
 282 17      Mode Sense                      85
 283 18      Set XA Parameter                86
 284 19      Read XA Parameter               87
 285 20      Read Capacity                   88
 286 21      Read SUB_Q                      89
 287 22      Read Disc Code                  8A
 288 23      Read Disc Information           8B
 289 24      Read TOC                        8C
 290 25      Pause/Resume                    8D
 291 26      Read Packet                     8E
 292 27      Read Path Check                 00
 293  
 294  
 295 all numbers (lba, msf-bin, msf-bcd, counts) to transfer high byte first
 296 
 297 mnemo     7-byte command        #bytes response (r0...rn)
 298 ________ ____________________  ____ 
 299 
 300 Read Status:
 301 status:  81.                    (1)  one-byte command, gives the main
 302                                                           status byte
 303 Read Error:
 304 check1:  82 00 00 00 00 00 00.  (6)  r1: audio status
 305 
 306 Read Packet:
 307 check2:  8e xx 00 00 00 00 00. (xx)  gets xx bytes response, relating
 308                                         to commands 01 04 05 07 08 09
 309 
 310 Play Audio:
 311 play:    0a ll-bb-aa nn-nn-nn.  (0)  play audio, ll-bb-aa: starting block (lba),
 312                                                  nn-nn-nn: #blocks
 313 Play Audio MSF:
 314          0b mm-ss-ff mm-ss-ff   (0)  play audio from/to
 315 
 316 Play Audio Track/Index:
 317          0c ...
 318 
 319 Pause/Resume:
 320 pause:   8d pr 00 00 00 00 00.  (0)  pause (pr=00) 
 321                                      resume (pr=80) audio playing
 322 
 323 Mode Select:
 324          84 00 nn-nn ??-?? 00   (0)  nn-nn: 2048 or 2340
 325                                      possibly defines transfer size
 326 
 327 set_vol: 84 83 00 00 sw le 00.  (0)  sw(itch): lrxxxxxx (off=1)
 328                                      le(vel): min=0, max=FF, else half
 329                                      (firmware 2.11)
 330 
 331 Mode Sense:
 332 get_vol: 85 03 00 00 00 00 00.  (2)  tell current audio volume setting
 333 
 334 Read Disc Information:
 335 tocdesc: 8b 00 00 00 00 00 00.  (6)  read the toc descriptor ("msf-bin"-format)
 336 
 337 Read TOC:
 338 tocent:  8c fl nn 00 00 00 00.  (8)  read toc entry #nn
 339                                        (fl=0:"lba"-, =2:"msf-bin"-format)
 340 
 341 Read Capacity:
 342 capacit: 88 00 00 00 00 00 00.  (5)  "read CD-ROM capacity"
 343 
 344 
 345 Read Path Check:
 346 ping:    00 00 00 00 00 00 00.  (2)  r0=AA, r1=55
 347                                      ("ping" if the drive is connected)
 348 
 349 Read Drive Version:
 350 ident:   83 00 00 00 00 00 00. (12)  gives "MATSHITAn.nn" 
 351                                      (n.nn = 2.01, 2.11., 3.00, ...)
 352 
 353 Seek:
 354 seek:    01 00 ll-bb-aa 00 00.  (0)  
 355 seek:    01 02 mm-ss-ff 00 00.  (0)  
 356 
 357 Read Data:
 358 read:    02 xx-xx-xx nn-nn fl. (??)  read nn-nn blocks of 2048 bytes,
 359                                      starting at block xx-xx-xx  
 360                                      fl=0: "lba"-, =2:"msf-bcd"-coded xx-xx-xx
 361 
 362 Read XA-Data:
 363 read:    03 ll-bb-aa nn-nn 00. (??)  read nn-nn blocks of 2340 bytes, 
 364                                      starting at block ll-bb-aa
 365 
 366 Read SUB_Q:
 367          89 fl 00 00 00 00 00. (13)  r0: audio status, r4-r7: lba/msf, 
 368                                        fl=0: "lba", fl=2: "msf"
 369 
 370 Read Disc Code:
 371          8a 00 00 00 00 00 00. (14)  possibly extended "check condition"-info
 372 
 373 Read Header:
 374          04 00 ll-bb-aa 00 00.  (0)   4 bytes response with "check2"
 375          04 02 mm-ss-ff 00 00.  (0)   4 bytes response with "check2"
 376 
 377 Spin Up:
 378          05 00 ll-bb-aa 00 00.  (0)  possibly implies a "seek"
 379 
 380 Spin Down:
 381          06 ...
 382 
 383 Diagnostic:
 384          07 00 ll-bb-aa 00 00.  (2)   2 bytes response with "check2"
 385          07 02 mm-ss-ff 00 00.  (2)   2 bytes response with "check2"
 386 
 387 Read UPC:
 388          08 00 ll-bb-aa 00 00. (16)  
 389          08 02 mm-ss-ff 00 00. (16)  
 390 
 391 Read ISRC:
 392          09 00 ll-bb-aa 00 00. (15)  15 bytes response with "check2"
 393          09 02 mm-ss-ff 00 00. (15)  15 bytes response with "check2"
 394 
 395 Set XA Parameter:
 396          86 ...
 397 
 398 Read XA Parameter:
 399          87 ...
 400 
 401 ==============================================================================
 402 ============================================================================*/
 403 
 404 /*==========================================================================*/
 405 /*==========================================================================*/
 406 
 407 /*
 408  * highest allowed drive number (MINOR+1)
 409  * currently only one controller, maybe later up to 4
 410  */
 411 #define NR_SBPCD 4
 412 
 413 /*
 414  * we try to never disable interrupts - seems to work
 415  */
 416 #define SBPCD_DIS_IRQ 0
 417 
 418 /*
 419  * "write byte to port"
 420  */
 421 #define OUT(x,y) outb(y,x)
 422 
 423 
 424 #define MIXER_CD_Volume 0x28
 425 
 426 /*==========================================================================*/
 427 /*
 428  * use "REP INSB" for strobing the data in:
 429  */
 430 #define READ_DATA(port, buf, nr) insb(port, buf, nr)
 431 
 432 /*==========================================================================*/
 433 /*
 434  * to fork and execute a function after some elapsed time:
 435  * one "jifs" unit is 10 msec.
 436  */
 437 #define SET_TIMER(func, jifs) \
 438         ((timer_table[SBPCD_TIMER].expires = jiffies + jifs), \
 439         (timer_table[SBPCD_TIMER].fn = func), \
 440         (timer_active |= 1<<SBPCD_TIMER))
 441 
 442 #define CLEAR_TIMER     timer_active &= ~(1<<SBPCD_TIMER)
 443 
 444 /*==========================================================================*/
 445 /*
 446  * Creative Labs Programmers did this:
 447  */
 448 #define MAX_TRACKS      120 /* why more than 99? */
 449 
 450 
 451 /*==========================================================================*/
 452 /*
 453  * To make conversions easier (machine dependent!)
 454  */
 455 typedef union _msf
 456 {
 457   u_int n;
 458   u_char c[4];
 459 }
 460 MSF;
 461 
 462 typedef union _blk
 463 {
 464   u_int n;
 465   u_char c[4];
 466 }
 467 BLK;
 468 
 469 /*==========================================================================*/

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