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  * these strings are case sensitive !!!
  12  */
  13 
  14 /* 
  15  * change this to select the type of your interface board:
  16  *
  17  * set SBPRO to 1 for "true" SoundBlaster card
  18  * set SBPRO to 0 for "poor" (no sound) interface cards
  19  *                and for "compatible" soundcards.
  20  *
  21  * most "compatible" sound boards like Galaxy need to set SBPRO to 0 !!!
  22  * if SBPRO gets set wrong, the drive will get found - but any
  23  * data access will give errors (audio access will work).
  24  * The OmniCD interface card from CreativeLabs needs SBPRO 1.
  25  *
  26  * mail to emoenke@gwdg.de if your "compatible" card needs SBPRO 1
  27  * (currently I do not know any "compatible" with SBPRO 1)
  28  * then I can include better information with the next release.
  29  */
  30 #define SBPRO     1
  31 
  32 /*
  33  * put your CDROM port base address here:
  34  * SBPRO addresses typically are 0x0230 (=0x220+0x10), 0x0250, ...
  35  * LASERMATE (CI-101P) adresses typically are 0x0300, 0x0310, ...
  36  * there are some soundcards on the market with 0x0630, 0x0650, ...
  37  *
  38  * example: if your SBPRO audio address is 0x220, specify 0x230.
  39  *
  40  */
  41 #define CDROM_PORT 0x0230
  42 
  43 
  44 /*==========================================================================*/
  45 /*==========================================================================*/
  46 /*
  47  * nothing to change below here if you are not experimenting
  48  */
  49 /*==========================================================================*/
  50 /*==========================================================================*/
  51 /*
  52  * Debug output levels
  53  */
  54 #define DBG_INF         1       /* necessary information */
  55 #define DBG_IRQ         2       /* interrupt trace */
  56 #define DBG_REA         3       /* "read" status trace */
  57 #define DBG_CHK         4       /* "media check" trace */
  58 #define DBG_TIM         5       /* datarate timer test */
  59 #define DBG_INI         6       /* initialization trace */
  60 #define DBG_TOC         7       /* tell TocEntry values */
  61 #define DBG_IOC         8       /* ioctl trace */
  62 #define DBG_STA         9       /* "ResponseStatus" trace */
  63 #define DBG_ERR         10      /* "xx_ReadError" trace */
  64 #define DBG_CMD         11      /* "cmd_out" trace */
  65 #define DBG_WRN         12      /* give explanation before auto-probing */
  66 #define DBG_MUL         13      /* multi session code test */
  67 #define DBG_ID          14      /* "drive_id !=0" test code */
  68 #define DBG_IOX         15      /* some special information */
  69 #define DBG_DID         16      /* drive ID test */
  70 #define DBG_RES         17      /* drive reset info */
  71 #define DBG_SPI         18      /* SpinUp test */
  72 #define DBG_IOS         19      /* ioctl trace: "subchannel" */
  73 #define DBG_IO2         20      /* ioctl trace: general */
  74 #define DBG_000         21      /* unnecessary information */
  75 
  76 /*==========================================================================*/
  77 /*==========================================================================*/
  78 
  79 /*
  80  * bits of flags_cmd_out:
  81  */
  82 #define f_respo3 0x100
  83 #define f_putcmd 0x80
  84 #define f_respo2 0x40
  85 #define f_lopsta 0x20
  86 #define f_getsta 0x10
  87 #define f_ResponseStatus 0x08
  88 #define f_obey_p_check 0x04
  89 #define f_bit1 0x02
  90 #define f_wait_if_busy 0x01
  91 
  92 /*
  93  * diskstate_flags:
  94  */
  95 #define upc_bit 0x40
  96 #define volume_bit 0x20
  97 #define toc_bit 0x10
  98 #define multisession_bit 0x08
  99 #define cd_size_bit 0x04
 100 #define subq_bit 0x02
 101 #define frame_size_bit 0x01
 102 
 103 /*
 104  * disk states (bits of diskstate_flags):
 105  */
 106 #define upc_valid (DS[d].diskstate_flags&upc_bit)
 107 #define volume_valid (DS[d].diskstate_flags&volume_bit)
 108 #define toc_valid (DS[d].diskstate_flags&toc_bit)
 109 #define multisession_valid (DS[d].diskstate_flags&multisession_bit)
 110 #define cd_size_valid (DS[d].diskstate_flags&cd_size_bit)
 111 #define subq_valid (DS[d].diskstate_flags&subq_bit)
 112 #define frame_size_valid (DS[d].diskstate_flags&frame_size_bit)
 113 
 114 
 115 /*
 116  * bits of the status_byte (result of xx_ReadStatus):
 117  */
 118 #define p_door_closed 0x80
 119 #define p_caddy_in 0x40
 120 #define p_spinning 0x20
 121 #define p_check 0x10
 122 #define p_busy_new 0x08
 123 #define p_door_locked 0x04
 124 #define p_bit_1 0x02
 125 #define p_disk_ok 0x01
 126 /*
 127  * "old" drives status result bits:
 128  */
 129 #define p_caddin_old 0x40
 130 #define p_success_old 0x08
 131 #define p_busy_old 0x04
 132 
 133 /*
 134  * used drive states:
 135  */
 136 #define st_door_closed (DS[d].status_byte&p_door_closed)
 137 #define st_caddy_in (DS[d].status_byte&p_caddy_in)
 138 #define st_spinning (DS[d].status_byte&p_spinning)
 139 #define st_check (DS[d].status_byte&p_check)
 140 #define st_busy (DS[d].status_byte&p_busy_new)
 141 #define st_door_locked (DS[d].status_byte&p_door_locked)
 142 #define st_diskok (DS[d].status_byte&p_disk_ok)
 143 
 144 /*
 145  * bits of the CDi_status register:
 146  */
 147 #define s_not_result_ready 0x04  /* 0: "result ready" */
 148 #define s_not_data_ready 0x02    /* 0: "data ready"   */
 149 #define s_attention 0x01         /* 1: "attention required" */
 150 /*
 151  * usable as:
 152  */
 153 #define DRV_ATTN               ((inb(CDi_status)&s_attention)!=0)
 154 #define DATA_READY             ((inb(CDi_status)&s_not_data_ready)==0)
 155 #define RESULT_READY           ((inb(CDi_status)&s_not_result_ready)==0)
 156 
 157 /*
 158  * drive types (firmware versions):
 159  */
 160 #define drv_199 0       /* <200 */
 161 #define drv_200 1       /* <201 */
 162 #define drv_201 2       /* <210 */
 163 #define drv_210 3       /* <211 */
 164 #define drv_211 4       /* <300 */
 165 #define drv_300 5       /* else */
 166 #define drv_099 0x10    /* new,  <100 */
 167 #define drv_100 0x11    /* new, >=100 */
 168 #define drv_new 0x10    /* all new drives have that bit set */
 169 #define drv_old 0x00    /*  */
 170 
 171 /*
 172  * drv_099 and drv_100 are the "new" drives
 173  */
 174 #define new_drive (DS[d].drv_type&0x10)
 175 
 176 /*
 177  * audio states:
 178  */
 179 #define audio_playing 2
 180 #define audio_pausing 1
 181 
 182 /*
 183  * drv_pattern, drv_options:
 184  */
 185 #define speed_auto 0x80
 186 #define speed_300 0x40
 187 #define speed_150 0x20
 188 #define sax_a 0x04
 189 #define sax_xn2 0x02
 190 #define sax_xn1 0x01
 191 
 192 /*
 193  * values of cmd_type (0 else):
 194  */
 195 #define cmd_type_READ_M1  0x01 /* "data mode 1": 2048 bytes per frame */
 196 #define cmd_type_READ_M2  0x02 /* "data mode 2": 12+2048+280 bytes per frame */
 197 #define cmd_type_READ_SC  0x04 /* "subchannel info": 96 bytes per frame */
 198 
 199 /*
 200  * sense byte: used only if new_drive
 201  *                  only during cmd 09 00 xx ah al 00 00
 202  *
 203  *          values: 00
 204  *                  82
 205  *                  xx from infobuf[0] after 85 00 00 00 00 00 00
 206  */
 207 
 208 
 209 #define CD_MINS                   75  /* minutes per CD                  */
 210 #define CD_SECS                   60  /* seconds per minutes             */
 211 #define CD_FRAMES                 75  /* frames per second               */
 212 #define CD_FRAMESIZE            2048  /* bytes per frame, data mode      */
 213 #define CD_FRAMESIZE_XA         2340  /* bytes per frame, "xa" mode      */
 214 #define CD_FRAMESIZE_RAW        2352  /* bytes per frame, "raw" mode     */
 215 #define CD_BLOCK_OFFSET          150  /* offset of first logical frame   */
 216 
 217 
 218 /* audio status (bin) */
 219 #define aud_00 0x00 /* Audio status byte not supported or not valid */
 220 #define audx11 0x0b /* Audio play operation in progress             */
 221 #define audx12 0x0c /* Audio play operation paused                  */
 222 #define audx13 0x0d /* Audio play operation successfully completed  */
 223 #define audx14 0x0e /* Audio play operation stopped due to error    */
 224 #define audx15 0x0f /* No current audio status to return            */
 225 
 226 /* audio status (bcd) */
 227 #define aud_11 0x11 /* Audio play operation in progress             */
 228 #define aud_12 0x12 /* Audio play operation paused                  */
 229 #define aud_13 0x13 /* Audio play operation successfully completed  */
 230 #define aud_14 0x14 /* Audio play operation stopped due to error    */
 231 #define aud_15 0x15 /* No current audio status to return            */
 232 
 233 /*============================================================================
 234 ==============================================================================
 235 
 236 COMMAND SET of "old" drives like CR-521, CR-522
 237                (the CR-562 family is different):
 238 
 239 No.     Command                        Code
 240 --------------------------------------------
 241 
 242 Drive Commands:
 243  1      Seek                            01      
 244  2      Read Data                       02
 245  3      Read XA-Data                    03
 246  4      Read Header                     04
 247  5      Spin Up                         05
 248  6      Spin Down                       06
 249  7      Diagnostic                      07
 250  8      Read UPC                        08
 251  9      Read ISRC                       09
 252 10      Play Audio                      0A
 253 11      Play Audio MSF                  0B
 254 12      Play Audio Track/Index          0C
 255 
 256 Status Commands:
 257 13      Read Status                     81      
 258 14      Read Error                      82
 259 15      Read Drive Version              83
 260 16      Mode Select                     84
 261 17      Mode Sense                      85
 262 18      Set XA Parameter                86
 263 19      Read XA Parameter               87
 264 20      Read Capacity                   88
 265 21      Read SUB_Q                      89
 266 22      Read Disc Code                  8A
 267 23      Read Disc Information           8B
 268 24      Read TOC                        8C
 269 25      Pause/Resume                    8D
 270 26      Read Packet                     8E
 271 27      Read Path Check                 00
 272  
 273  
 274 all numbers (lba, msf-bin, msf-bcd, counts) to transfer high byte first
 275 
 276 mnemo     7-byte command        #bytes response (r0...rn)
 277 ________ ____________________  ____ 
 278 
 279 Read Status:
 280 status:  81.                    (1)  one-byte command, gives the main
 281                                                           status byte
 282 Read Error:
 283 check1:  82 00 00 00 00 00 00.  (6)  r1: audio status
 284 
 285 Read Packet:
 286 check2:  8e xx 00 00 00 00 00. (xx)  gets xx bytes response, relating
 287                                         to commands 01 04 05 07 08 09
 288 
 289 Play Audio:
 290 play:    0a ll-bb-aa nn-nn-nn.  (0)  play audio, ll-bb-aa: starting block (lba),
 291                                                  nn-nn-nn: #blocks
 292 Play Audio MSF:
 293          0b mm-ss-ff mm-ss-ff   (0)  play audio from/to
 294 
 295 Play Audio Track/Index:
 296          0c ...
 297 
 298 Pause/Resume:
 299 pause:   8d pr 00 00 00 00 00.  (0)  pause (pr=00) 
 300                                      resume (pr=80) audio playing
 301 
 302 Mode Select:
 303          84 00 nn-nn ??-?? 00   (0)  nn-nn: 2048 or 2340
 304                                      possibly defines transfer size
 305 
 306 set_vol: 84 83 00 00 sw le 00.  (0)  sw(itch): lrxxxxxx (off=1)
 307                                      le(vel): min=0, max=FF, else half
 308                                      (firmware 2.11)
 309 
 310 Mode Sense:
 311 get_vol: 85 03 00 00 00 00 00.  (2)  tell current audio volume setting
 312 
 313 Read Disc Information:
 314 tocdesc: 8b 00 00 00 00 00 00.  (6)  read the toc descriptor ("msf-bin"-format)
 315 
 316 Read TOC:
 317 tocent:  8c fl nn 00 00 00 00.  (8)  read toc entry #nn
 318                                        (fl=0:"lba"-, =2:"msf-bin"-format)
 319 
 320 Read Capacity:
 321 capacit: 88 00 00 00 00 00 00.  (5)  "read CD-ROM capacity"
 322 
 323 
 324 Read Path Check:
 325 ping:    00 00 00 00 00 00 00.  (2)  r0=AA, r1=55
 326                                      ("ping" if the drive is connected)
 327 
 328 Read Drive Version:
 329 ident:   83 00 00 00 00 00 00. (12)  gives "MATSHITAn.nn" 
 330                                      (n.nn = 2.01, 2.11., 3.00, ...)
 331 
 332 Seek:
 333 seek:    01 00 ll-bb-aa 00 00.  (0)  
 334 seek:    01 02 mm-ss-ff 00 00.  (0)  
 335 
 336 Read Data:
 337 read:    02 xx-xx-xx nn-nn fl. (??)  read nn-nn blocks of 2048 bytes,
 338                                      starting at block xx-xx-xx  
 339                                      fl=0: "lba"-, =2:"msf-bcd"-coded xx-xx-xx
 340 
 341 Read XA-Data:
 342 read:    03 xx-xx-xx nn-nn fl. (??)  read nn-nn blocks of 2340 bytes, 
 343                                      starting at block xx-xx-xx  
 344                                      fl=0: "lba"-, =2:"msf-bcd"-coded xx-xx-xx
 345 
 346 Read SUB_Q:
 347          89 fl 00 00 00 00 00. (13)  r0: audio status, r4-r7: lba/msf, 
 348                                        fl=0: "lba", fl=2: "msf"
 349 
 350 Read Disc Code:
 351          8a 00 00 00 00 00 00. (14)  possibly extended "check condition"-info
 352 
 353 Read Header:
 354          04 00 ll-bb-aa 00 00.  (0)   4 bytes response with "check2"
 355          04 02 mm-ss-ff 00 00.  (0)   4 bytes response with "check2"
 356 
 357 Spin Up:
 358          05 00 ll-bb-aa 00 00.  (0)  possibly implies a "seek"
 359 
 360 Spin Down:
 361          06 ...
 362 
 363 Diagnostic:
 364          07 00 ll-bb-aa 00 00.  (2)   2 bytes response with "check2"
 365          07 02 mm-ss-ff 00 00.  (2)   2 bytes response with "check2"
 366 
 367 Read UPC:
 368          08 00 ll-bb-aa 00 00. (16)  
 369          08 02 mm-ss-ff 00 00. (16)  
 370 
 371 Read ISRC:
 372          09 00 ll-bb-aa 00 00. (15)  15 bytes response with "check2"
 373          09 02 mm-ss-ff 00 00. (15)  15 bytes response with "check2"
 374 
 375 Set XA Parameter:
 376          86 ...
 377 
 378 Read XA Parameter:
 379          87 ...
 380 
 381 ==============================================================================
 382 ============================================================================*/
 383 
 384 /*==========================================================================*/
 385 /*==========================================================================*/
 386 
 387 /*
 388  * highest allowed drive number (MINOR+1)
 389  * currently only one controller, maybe later up to 4
 390  */
 391 #define NR_SBPCD 4
 392 
 393 /*
 394  * we try to never disable interrupts - seems to work
 395  */
 396 #define SBPCD_DIS_IRQ 0
 397 
 398 /*
 399  * we don't use the IRQ line - leave it free for the sound driver
 400  */
 401 #define SBPCD_USE_IRQ   0
 402 
 403 /*
 404  * you can set the interrupt number of your interface board here:
 405  * It is not used at this time. No need to set it correctly.
 406  */
 407 #define SBPCD_INTR_NR   7            
 408 
 409 /*
 410  * "write byte to port"
 411  */
 412 #define OUT(x,y) outb(y,x)
 413 
 414 
 415 #define MIXER_CD_Volume 0x28
 416 
 417 /*==========================================================================*/
 418 /*
 419  * use "REP INSB" for strobing the data in:
 420  */
 421 #define READ_DATA(port, buf, nr) insb(port, buf, nr)
 422 
 423 /*==========================================================================*/
 424 /*
 425  * to fork and execute a function after some elapsed time:
 426  * one "jifs" unit is 10 msec.
 427  */
 428 #define SET_TIMER(func, jifs) \
 429         ((timer_table[SBPCD_TIMER].expires = jiffies + jifs), \
 430         (timer_table[SBPCD_TIMER].fn = func), \
 431         (timer_active |= 1<<SBPCD_TIMER))
 432 
 433 #define CLEAR_TIMER     timer_active &= ~(1<<SBPCD_TIMER)
 434 
 435 /*==========================================================================*/
 436 /*
 437  * Creative Labs Programmers did this:
 438  */
 439 #define MAX_TRACKS      120 /* why more than 99? */
 440 
 441 
 442 /*==========================================================================*/
 443 /*
 444  * To make conversions easier (machine dependent!)
 445  */
 446 typedef union _msf
 447 {
 448   u_int n;
 449   u_char c[4];
 450 }
 451 MSF;
 452 
 453 typedef union _blk
 454 {
 455   u_int n;
 456   u_char c[4];
 457 }
 458 BLK;
 459 
 460 /*==========================================================================*/
 461 
 462 
 463 
 464 
 465 
 466 

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