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1da177e4 LT |
1 | /* |
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 (10*HZ) /* Maximum number of times the | |
76 | drive will wait/try for an | |
77 | operation */ | |
78 | #define SONY_RESET_TIMEOUT HZ /* 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 |