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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [cdrom/] [cdu31a.h] - Blame information for rev 1774

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Line No. Rev Author Line
1 1275 phoenix
/*
2
 * Definitions for a Sony interface CDROM drive.
3
 *
4
 * Corey Minyard (minyard@wf-rch.cirr.com)
5
 *
6
 *  Copyright (C) 1993  Corey Minyard
7
 *
8
 *  This program is free software; you can redistribute it and/or modify
9
 *  it under the terms of the GNU General Public License as published by
10
 *  the Free Software Foundation; either version 2 of the License, or
11
 *  (at your option) any later version.
12
 *
13
 *  This program is distributed in the hope that it will be useful,
14
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
15
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
 *  GNU General Public License for more details.
17
 *
18
 *  You should have received a copy of the GNU General Public License
19
 *  along with this program; if not, write to the Free Software
20
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21
 *
22
 */
23
 
24
/*
25
 * General defines.
26
 */
27
#define SONY_XA_DISK_TYPE 0x20
28
 
29
/*
30
 * Offsets (from the base address) and bits for the various write registers
31
 * of the drive.
32
 */
33
#define SONY_CMD_REG_OFFSET     0
34
#define SONY_PARAM_REG_OFFSET   1
35
#define SONY_WRITE_REG_OFFSET   2
36
#define SONY_CONTROL_REG_OFFSET 3
37
#       define SONY_ATTN_CLR_BIT        0x01
38
#       define SONY_RES_RDY_CLR_BIT     0x02
39
#       define SONY_DATA_RDY_CLR_BIT    0x04
40
#       define SONY_ATTN_INT_EN_BIT     0x08
41
#       define SONY_RES_RDY_INT_EN_BIT  0x10
42
#       define SONY_DATA_RDY_INT_EN_BIT 0x20
43
#       define SONY_PARAM_CLR_BIT       0x40
44
#       define SONY_DRIVE_RESET_BIT     0x80
45
 
46
/*
47
 * Offsets (from the base address) and bits for the various read registers
48
 * of the drive.
49
 */
50
#define SONY_STATUS_REG_OFFSET  0
51
#       define SONY_ATTN_BIT            0x01
52
#       define SONY_RES_RDY_BIT         0x02
53
#       define SONY_DATA_RDY_BIT        0x04
54
#       define SONY_ATTN_INT_ST_BIT     0x08
55
#       define SONY_RES_RDY_INT_ST_BIT  0x10
56
#       define SONY_DATA_RDY_INT_ST_BIT 0x20
57
#       define SONY_DATA_REQUEST_BIT    0x40
58
#       define SONY_BUSY_BIT            0x80
59
#define SONY_RESULT_REG_OFFSET  1
60
#define SONY_READ_REG_OFFSET    2
61
#define SONY_FIFOST_REG_OFFSET  3
62
#       define SONY_PARAM_WRITE_RDY_BIT 0x01
63
#       define SONY_PARAM_REG_EMPTY_BIT 0x02
64
#       define SONY_RES_REG_NOT_EMP_BIT 0x04
65
#       define SONY_RES_REG_FULL_BIT    0x08
66
 
67
#define LOG_START_OFFSET        150     /* Offset of first logical sector */
68
 
69
#define SONY_DETECT_TIMEOUT     (8*HZ/10) /* Maximum amount of time
70
                                           that drive detection code
71
                                           will wait for response
72
                                           from drive (in 1/100th's
73
                                           of seconds). */
74
 
75
#define SONY_JIFFIES_TIMEOUT    1000    /* Maximum number of times the
76
                                           drive will wait/try for an
77
                                           operation */
78
#define SONY_RESET_TIMEOUT      100     /* Maximum number of times the
79
                                           drive will wait/try a reset
80
                                           operation */
81
#define SONY_READY_RETRIES      20000   /* How many times to retry a
82
                                           spin waiting for a register
83
                                           to come ready */
84
 
85
#define MAX_CDU31A_RETRIES      3       /* How many times to retry an
86
                                           operation */
87
 
88
/* Commands to request or set drive control parameters and disc information */
89
#define SONY_REQ_DRIVE_CONFIG_CMD       0x00    /* Returns s_sony_drive_config */
90
#define SONY_REQ_DRIVE_MODE_CMD         0x01
91
#define SONY_REQ_DRIVE_PARAM_CMD        0x02
92
#define SONY_REQ_MECH_STATUS_CMD        0x03
93
#define SONY_REQ_AUDIO_STATUS_CMD       0x04
94
#define SONY_SET_DRIVE_PARAM_CMD        0x10
95
#define SONY_REQ_TOC_DATA_CMD           0x20    /* Returns s_sony_toc */
96
#define SONY_REQ_SUBCODE_ADDRESS_CMD    0x21    /* Returns s_sony_subcode */
97
#define SONY_REQ_UPC_EAN_CMD            0x22
98
#define SONY_REQ_ISRC_CMD               0x23
99
#define SONY_REQ_TOC_DATA_SPEC_CMD      0x24    /* Returns s_sony_session_toc */
100
 
101
/* Commands to request information from the drive */
102
#define SONY_READ_TOC_CMD               0x30    /* let the drive firmware grab the TOC */
103
#define SONY_SEEK_CMD                   0x31
104
#define SONY_READ_CMD                   0x32
105
#define SONY_READ_BLKERR_STAT_CMD       0x34
106
#define SONY_ABORT_CMD                  0x35
107
#define SONY_READ_TOC_SPEC_CMD          0x36
108
 
109
/* Commands to control audio */
110
#define SONY_AUDIO_PLAYBACK_CMD         0x40
111
#define SONY_AUDIO_STOP_CMD             0x41
112
#define SONY_AUDIO_SCAN_CMD             0x42
113
 
114
/* Miscellaneous control commands */
115
#define SONY_EJECT_CMD                  0x50
116
#define SONY_SPIN_UP_CMD                0x51
117
#define SONY_SPIN_DOWN_CMD              0x52
118
 
119
/* Diagnostic commands */
120
#define SONY_WRITE_BUFFER_CMD           0x60
121
#define SONY_READ_BUFFER_CMD            0x61
122
#define SONY_DIAGNOSTICS_CMD            0x62
123
 
124
 
125
/*
126
 * The following are command parameters for the set drive parameter command
127
 */
128
#define SONY_SD_DECODE_PARAM            0x00
129
#define SONY_SD_INTERFACE_PARAM         0x01
130
#define SONY_SD_BUFFERING_PARAM         0x02
131
#define SONY_SD_AUDIO_PARAM             0x03
132
#define SONY_SD_AUDIO_VOLUME            0x04
133
#define SONY_SD_MECH_CONTROL            0x05
134
#define SONY_SD_AUTO_SPIN_DOWN_TIME     0x06
135
 
136
/*
137
 * The following are parameter bits for the mechanical control command
138
 */
139
#define SONY_AUTO_SPIN_UP_BIT           0x01
140
#define SONY_AUTO_EJECT_BIT             0x02
141
#define SONY_DOUBLE_SPEED_BIT           0x04
142
 
143
/*
144
 * The following extract information from the drive configuration about
145
 * the drive itself.
146
 */
147
#define SONY_HWC_GET_LOAD_MECH(c)       (c.hw_config[0] & 0x03)
148
#define SONY_HWC_EJECT(c)               (c.hw_config[0] & 0x04)
149
#define SONY_HWC_LED_SUPPORT(c)         (c.hw_config[0] & 0x08)
150
#define SONY_HWC_DOUBLE_SPEED(c)        (c.hw_config[0] & 0x10)
151
#define SONY_HWC_GET_BUF_MEM_SIZE(c)    ((c.hw_config[0] & 0xc0) >> 6)
152
#define SONY_HWC_AUDIO_PLAYBACK(c)      (c.hw_config[1] & 0x01)
153
#define SONY_HWC_ELECTRIC_VOLUME(c)     (c.hw_config[1] & 0x02)
154
#define SONY_HWC_ELECTRIC_VOLUME_CTL(c) (c.hw_config[1] & 0x04)
155
 
156
#define SONY_HWC_CADDY_LOAD_MECH        0x00
157
#define SONY_HWC_TRAY_LOAD_MECH         0x01
158
#define SONY_HWC_POPUP_LOAD_MECH        0x02
159
#define SONY_HWC_UNKWN_LOAD_MECH        0x03
160
 
161
#define SONY_HWC_8KB_BUFFER             0x00
162
#define SONY_HWC_32KB_BUFFER            0x01
163
#define SONY_HWC_64KB_BUFFER            0x02
164
#define SONY_HWC_UNKWN_BUFFER           0x03
165
 
166
/*
167
 * This is the complete status returned from the drive configuration request
168
 * command.
169
 */
170
struct s_sony_drive_config
171
{
172
   unsigned char exec_status[2];
173
   char vendor_id[8];
174
   char product_id[16];
175
   char product_rev_level[8];
176
   unsigned char hw_config[2];
177
};
178
 
179
/* The following is returned from the request subcode address command */
180
struct s_sony_subcode
181
{
182
   unsigned char exec_status[2];
183
   unsigned char address        :4;
184
   unsigned char control        :4;
185
   unsigned char track_num;
186
   unsigned char index_num;
187
   unsigned char rel_msf[3];
188
   unsigned char reserved1;
189
   unsigned char abs_msf[3];
190
};
191
 
192
#define MAX_TRACKS 100  /* The maximum tracks a disk may have. */
193
/*
194
 * The following is returned from the request TOC (Table Of Contents) command.
195
 * (last_track_num-first_track_num+1) values are valid in tracks.
196
 */
197
struct s_sony_toc
198
{
199
   unsigned char exec_status[2];
200
   unsigned char address0       :4;
201
   unsigned char control0       :4;
202
   unsigned char point0;
203
   unsigned char first_track_num;
204
   unsigned char disk_type;
205
   unsigned char dummy0;
206
   unsigned char address1       :4;
207
   unsigned char control1       :4;
208
   unsigned char point1;
209
   unsigned char last_track_num;
210
   unsigned char dummy1;
211
   unsigned char dummy2;
212
   unsigned char address2       :4;
213
   unsigned char control2       :4;
214
   unsigned char point2;
215
   unsigned char lead_out_start_msf[3];
216
   struct
217
   {
218
      unsigned char address     :4;
219
      unsigned char control     :4;
220
      unsigned char track;
221
      unsigned char track_start_msf[3];
222
   } tracks[MAX_TRACKS];
223
 
224
   unsigned int lead_out_start_lba;
225
};
226
 
227
struct s_sony_session_toc
228
{
229
   unsigned char exec_status[2];
230
   unsigned char session_number;
231
   unsigned char address0       :4;
232
   unsigned char control0       :4;
233
   unsigned char point0;
234
   unsigned char first_track_num;
235
   unsigned char disk_type;
236
   unsigned char dummy0;
237
   unsigned char address1       :4;
238
   unsigned char control1       :4;
239
   unsigned char point1;
240
   unsigned char last_track_num;
241
   unsigned char dummy1;
242
   unsigned char dummy2;
243
   unsigned char address2       :4;
244
   unsigned char control2       :4;
245
   unsigned char point2;
246
   unsigned char lead_out_start_msf[3];
247
   unsigned char addressb0      :4;
248
   unsigned char controlb0      :4;
249
   unsigned char pointb0;
250
   unsigned char next_poss_prog_area_msf[3];
251
   unsigned char num_mode_5_pointers;
252
   unsigned char max_start_outer_leadout_msf[3];
253
   unsigned char addressb1      :4;
254
   unsigned char controlb1      :4;
255
   unsigned char pointb1;
256
   unsigned char dummyb0_1[4];
257
   unsigned char num_skip_interval_pointers;
258
   unsigned char num_skip_track_assignments;
259
   unsigned char dummyb0_2;
260
   unsigned char addressb2      :4;
261
   unsigned char controlb2      :4;
262
   unsigned char pointb2;
263
   unsigned char tracksb2[7];
264
   unsigned char addressb3      :4;
265
   unsigned char controlb3      :4;
266
   unsigned char pointb3;
267
   unsigned char tracksb3[7];
268
   unsigned char addressb4      :4;
269
   unsigned char controlb4      :4;
270
   unsigned char pointb4;
271
   unsigned char tracksb4[7];
272
   unsigned char addressc0      :4;
273
   unsigned char controlc0      :4;
274
   unsigned char pointc0;
275
   unsigned char dummyc0[7];
276
   struct
277
   {
278
      unsigned char address     :4;
279
      unsigned char control     :4;
280
      unsigned char track;
281
      unsigned char track_start_msf[3];
282
   } tracks[MAX_TRACKS];
283
 
284
   unsigned int start_track_lba;
285
   unsigned int lead_out_start_lba;
286
   unsigned int mint;
287
   unsigned int maxt;
288
};
289
 
290
struct s_all_sessions_toc
291
{
292
   unsigned char sessions;
293
   unsigned int track_entries;
294
   unsigned char first_track_num;
295
   unsigned char last_track_num;
296
   unsigned char disk_type;
297
   unsigned char lead_out_start_msf[3];
298
   struct
299
   {
300
      unsigned char address     :4;
301
      unsigned char control     :4;
302
      unsigned char track;
303
      unsigned char track_start_msf[3];
304
   } tracks[MAX_TRACKS];
305
 
306
   unsigned int start_track_lba;
307
   unsigned int lead_out_start_lba;
308
};
309
 
310
 
311
/*
312
 * The following are errors returned from the drive.
313
 */
314
 
315
/* Command error group */
316
#define SONY_ILL_CMD_ERR                0x10
317
#define SONY_ILL_PARAM_ERR              0x11
318
 
319
/* Mechanism group */
320
#define SONY_NOT_LOAD_ERR               0x20
321
#define SONY_NO_DISK_ERR                0x21
322
#define SONY_NOT_SPIN_ERR               0x22
323
#define SONY_SPIN_ERR                   0x23
324
#define SONY_SPINDLE_SERVO_ERR          0x25
325
#define SONY_FOCUS_SERVO_ERR            0x26
326
#define SONY_EJECT_MECH_ERR             0x29
327
#define SONY_AUDIO_PLAYING_ERR          0x2a
328
#define SONY_EMERGENCY_EJECT_ERR        0x2c
329
 
330
/* Seek error group */
331
#define SONY_FOCUS_ERR                  0x30
332
#define SONY_FRAME_SYNC_ERR             0x31
333
#define SONY_SUBCODE_ADDR_ERR           0x32
334
#define SONY_BLOCK_SYNC_ERR             0x33
335
#define SONY_HEADER_ADDR_ERR            0x34
336
 
337
/* Read error group */
338
#define SONY_ILL_TRACK_R_ERR            0x40
339
#define SONY_MODE_0_R_ERR               0x41
340
#define SONY_ILL_MODE_R_ERR             0x42
341
#define SONY_ILL_BLOCK_SIZE_R_ERR       0x43
342
#define SONY_MODE_R_ERR                 0x44
343
#define SONY_FORM_R_ERR                 0x45
344
#define SONY_LEAD_OUT_R_ERR             0x46
345
#define SONY_BUFFER_OVERRUN_R_ERR       0x47
346
 
347
/* Data error group */
348
#define SONY_UNREC_CIRC_ERR             0x53
349
#define SONY_UNREC_LECC_ERR             0x57
350
 
351
/* Subcode error group */
352
#define SONY_NO_TOC_ERR                 0x60
353
#define SONY_SUBCODE_DATA_NVAL_ERR      0x61
354
#define SONY_FOCUS_ON_TOC_READ_ERR      0x63
355
#define SONY_FRAME_SYNC_ON_TOC_READ_ERR 0x64
356
#define SONY_TOC_DATA_ERR               0x65
357
 
358
/* Hardware failure group */
359
#define SONY_HW_FAILURE_ERR             0x70
360
#define SONY_LEAD_IN_A_ERR              0x91
361
#define SONY_LEAD_OUT_A_ERR             0x92
362
#define SONY_DATA_TRACK_A_ERR           0x93
363
 
364
/*
365
 * The following are returned from the Read With Block Error Status command.
366
 * They are not errors but information (Errors from the 0x5x group above may
367
 * also be returned
368
 */
369
#define SONY_NO_CIRC_ERR_BLK_STAT       0x50
370
#define SONY_NO_LECC_ERR_BLK_STAT       0x54
371
#define SONY_RECOV_LECC_ERR_BLK_STAT    0x55
372
#define SONY_NO_ERR_DETECTION_STAT      0x59
373
 
374
/*
375
 * The following is not an error returned by the drive, but by the code
376
 * that talks to the drive.  It is returned because of a timeout.
377
 */
378
#define SONY_TIMEOUT_OP_ERR             0x01
379
#define SONY_SIGNAL_OP_ERR              0x02
380
#define SONY_BAD_DATA_ERR               0x03
381
 
382
 
383
/*
384
 * The following are attention code for asynchronous events from the drive.
385
 */
386
 
387
/* Standard attention group */
388
#define SONY_EMER_EJECT_ATTN            0x2c
389
#define SONY_HW_FAILURE_ATTN            0x70
390
#define SONY_MECH_LOADED_ATTN           0x80
391
#define SONY_EJECT_PUSHED_ATTN          0x81
392
 
393
/* Audio attention group */
394
#define SONY_AUDIO_PLAY_DONE_ATTN       0x90
395
#define SONY_LEAD_IN_ERR_ATTN           0x91
396
#define SONY_LEAD_OUT_ERR_ATTN          0x92
397
#define SONY_DATA_TRACK_ERR_ATTN        0x93
398
#define SONY_AUDIO_PLAYBACK_ERR_ATTN    0x94
399
 
400
/* Auto spin up group */
401
#define SONY_SPIN_UP_COMPLETE_ATTN      0x24
402
#define SONY_SPINDLE_SERVO_ERR_ATTN     0x25
403
#define SONY_FOCUS_SERVO_ERR_ATTN       0x26
404
#define SONY_TOC_READ_DONE_ATTN         0x62
405
#define SONY_FOCUS_ON_TOC_READ_ERR_ATTN 0x63
406
#define SONY_SYNC_ON_TOC_READ_ERR_ATTN  0x65
407
 
408
/* Auto eject group */
409
#define SONY_SPIN_DOWN_COMPLETE_ATTN    0x27
410
#define SONY_EJECT_COMPLETE_ATTN        0x28
411
#define SONY_EJECT_MECH_ERR_ATTN        0x29

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