1/*
2 * Copyright 1993 by Holger Veit (data part)
3 * Copyright 1993 by Brian Moore (audio part)
4 * Changes Copyright 1993 by Gary Clark II
5 * Changes Copyright (C) 1994-1995 by Andrey A. Chernov, Moscow, Russia
6 *
7 * Rewrote probe routine to work on newer Mitsumi drives.
8 * Additional changes (C) 1994 by Jordan K. Hubbard
9 *
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This software was developed by Holger Veit and Brian Moore
23 * for use with "386BSD" and similar operating systems.
24 * "Similar operating systems" includes mainly non-profit oriented
25 * systems for research and education, including but not restricted to
26 * "NetBSD", "FreeBSD", "Mach" (by CMU).
27 * 4. Neither the name of the developer(s) nor the name "386BSD"
28 * may be used to endorse or promote products derived from this
29 * software without specific prior written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``AS IS'' AND ANY
32 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
33 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
34 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE DEVELOPER(S) BE
35 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
36 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
37 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
38 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 *
| 1/*
2 * Copyright 1993 by Holger Veit (data part)
3 * Copyright 1993 by Brian Moore (audio part)
4 * Changes Copyright 1993 by Gary Clark II
5 * Changes Copyright (C) 1994-1995 by Andrey A. Chernov, Moscow, Russia
6 *
7 * Rewrote probe routine to work on newer Mitsumi drives.
8 * Additional changes (C) 1994 by Jordan K. Hubbard
9 *
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 * 3. All advertising materials mentioning features or use of this software
21 * must display the following acknowledgement:
22 * This software was developed by Holger Veit and Brian Moore
23 * for use with "386BSD" and similar operating systems.
24 * "Similar operating systems" includes mainly non-profit oriented
25 * systems for research and education, including but not restricted to
26 * "NetBSD", "FreeBSD", "Mach" (by CMU).
27 * 4. Neither the name of the developer(s) nor the name "386BSD"
28 * may be used to endorse or promote products derived from this
29 * software without specific prior written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPER(S) ``AS IS'' AND ANY
32 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
33 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
34 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE DEVELOPER(S) BE
35 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
36 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
37 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
38 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 *
|
43 * $FreeBSD: head/sys/dev/mcd/mcd.c 58934 2000-04-02 15:24:56Z phk $
| 43 * $FreeBSD: head/sys/dev/mcd/mcd.c 59249 2000-04-15 05:54:02Z phk $
|
44 */
45static const char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
46
47#include "mcd.h"
48#include <sys/param.h>
49#include <sys/systm.h>
50#include <sys/conf.h>
51#include <sys/fcntl.h>
52#include <sys/buf.h>
53#include <sys/cdio.h>
54#include <sys/disklabel.h>
55#include <sys/kernel.h>
56
57#include <machine/clock.h>
58
59#include <i386/isa/isa_device.h>
60#include <i386/isa/mcdreg.h>
61
62#define MCD_TRACE(format, args...) \
63{ \
64 if (mcd_data[unit].debug) { \
65 printf("mcd%d: status=0x%02x: ", \
66 unit, mcd_data[unit].status); \
67 printf(format, ## args); \
68 } \
69}
70
71#define mcd_part(dev) ((minor(dev)) & 7)
72#define mcd_unit(dev) (((minor(dev)) & 0x38) >> 3)
73#define mcd_phys(dev) (((minor(dev)) & 0x40) >> 6)
74#define RAW_PART 2
75
76/* flags */
77#define MCDVALID 0x0001 /* parameters loaded */
78#define MCDINIT 0x0002 /* device is init'd */
79#define MCDNEWMODEL 0x0004 /* device is new model */
80#define MCDLABEL 0x0008 /* label is read */
81#define MCDPROBING 0x0010 /* probing */
82#define MCDREADRAW 0x0020 /* read raw mode (2352 bytes) */
83#define MCDVOLINFO 0x0040 /* already read volinfo */
84#define MCDTOC 0x0080 /* already read toc */
85#define MCDMBXBSY 0x0100 /* local mbx is busy */
86
87/* status */
88#define MCDAUDIOBSY MCD_ST_AUDIOBSY /* playing audio */
89#define MCDDSKCHNG MCD_ST_DSKCHNG /* sensed change of disk */
90#define MCDDSKIN MCD_ST_DSKIN /* sensed disk in drive */
91#define MCDDOOROPEN MCD_ST_DOOROPEN /* sensed door open */
92
93/* These are apparently the different states a mitsumi can get up to */
94#define MCDCDABSENT 0x0030
95#define MCDCDPRESENT 0x0020
96#define MCDSCLOSED 0x0080
97#define MCDSOPEN 0x00a0
98
99#define MCD_MD_UNKNOWN (-1)
100
101/* toc */
102#define MCD_MAXTOCS 104 /* from the Linux driver */
103#define MCD_LASTPLUS1 170 /* special toc entry */
104
105#define MCD_TYPE_UNKNOWN 0
106#define MCD_TYPE_LU002S 1
107#define MCD_TYPE_LU005S 2
108#define MCD_TYPE_LU006S 3
109#define MCD_TYPE_FX001 4
110#define MCD_TYPE_FX001D 5
111
112struct mcd_mbx {
113 short unit;
114 short port;
115 short retry;
116 short nblk;
117 int sz;
118 u_long skip;
| 44 */
45static const char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
46
47#include "mcd.h"
48#include <sys/param.h>
49#include <sys/systm.h>
50#include <sys/conf.h>
51#include <sys/fcntl.h>
52#include <sys/buf.h>
53#include <sys/cdio.h>
54#include <sys/disklabel.h>
55#include <sys/kernel.h>
56
57#include <machine/clock.h>
58
59#include <i386/isa/isa_device.h>
60#include <i386/isa/mcdreg.h>
61
62#define MCD_TRACE(format, args...) \
63{ \
64 if (mcd_data[unit].debug) { \
65 printf("mcd%d: status=0x%02x: ", \
66 unit, mcd_data[unit].status); \
67 printf(format, ## args); \
68 } \
69}
70
71#define mcd_part(dev) ((minor(dev)) & 7)
72#define mcd_unit(dev) (((minor(dev)) & 0x38) >> 3)
73#define mcd_phys(dev) (((minor(dev)) & 0x40) >> 6)
74#define RAW_PART 2
75
76/* flags */
77#define MCDVALID 0x0001 /* parameters loaded */
78#define MCDINIT 0x0002 /* device is init'd */
79#define MCDNEWMODEL 0x0004 /* device is new model */
80#define MCDLABEL 0x0008 /* label is read */
81#define MCDPROBING 0x0010 /* probing */
82#define MCDREADRAW 0x0020 /* read raw mode (2352 bytes) */
83#define MCDVOLINFO 0x0040 /* already read volinfo */
84#define MCDTOC 0x0080 /* already read toc */
85#define MCDMBXBSY 0x0100 /* local mbx is busy */
86
87/* status */
88#define MCDAUDIOBSY MCD_ST_AUDIOBSY /* playing audio */
89#define MCDDSKCHNG MCD_ST_DSKCHNG /* sensed change of disk */
90#define MCDDSKIN MCD_ST_DSKIN /* sensed disk in drive */
91#define MCDDOOROPEN MCD_ST_DOOROPEN /* sensed door open */
92
93/* These are apparently the different states a mitsumi can get up to */
94#define MCDCDABSENT 0x0030
95#define MCDCDPRESENT 0x0020
96#define MCDSCLOSED 0x0080
97#define MCDSOPEN 0x00a0
98
99#define MCD_MD_UNKNOWN (-1)
100
101/* toc */
102#define MCD_MAXTOCS 104 /* from the Linux driver */
103#define MCD_LASTPLUS1 170 /* special toc entry */
104
105#define MCD_TYPE_UNKNOWN 0
106#define MCD_TYPE_LU002S 1
107#define MCD_TYPE_LU005S 2
108#define MCD_TYPE_LU006S 3
109#define MCD_TYPE_FX001 4
110#define MCD_TYPE_FX001D 5
111
112struct mcd_mbx {
113 short unit;
114 short port;
115 short retry;
116 short nblk;
117 int sz;
118 u_long skip;
|
119 struct buf *bp;
| 119 struct bio *bp;
|
120 int p_offset;
121 short count;
122 short mode;
123};
124
125static struct mcd_data {
126 short type;
127 char *name;
128 short config;
129 short flags;
130 u_char read_command;
131 short status;
132 int blksize;
133 u_long disksize;
134 int iobase;
135 struct disklabel dlabel;
136 int partflags[MAXPARTITIONS];
137 int openflags;
138 struct mcd_volinfo volinfo;
139 struct mcd_qchninfo toc[MCD_MAXTOCS];
140 short audio_status;
141 short curr_mode;
142 struct mcd_read2 lastpb;
143 short debug;
| 120 int p_offset;
121 short count;
122 short mode;
123};
124
125static struct mcd_data {
126 short type;
127 char *name;
128 short config;
129 short flags;
130 u_char read_command;
131 short status;
132 int blksize;
133 u_long disksize;
134 int iobase;
135 struct disklabel dlabel;
136 int partflags[MAXPARTITIONS];
137 int openflags;
138 struct mcd_volinfo volinfo;
139 struct mcd_qchninfo toc[MCD_MAXTOCS];
140 short audio_status;
141 short curr_mode;
142 struct mcd_read2 lastpb;
143 short debug;
|
144 struct buf_queue_head head; /* head of buf queue */
| 144 struct bio_queue_head head; /* head of bio queue */
|
145 struct mcd_mbx mbx;
146} mcd_data[NMCD];
147
148/* reader state machine */
149#define MCD_S_BEGIN 0
150#define MCD_S_BEGIN1 1
151#define MCD_S_WAITSTAT 2
152#define MCD_S_WAITMODE 3
153#define MCD_S_WAITREAD 4
154
155/* prototypes */
156static void mcd_start(int unit);
157static int mcd_getdisklabel(int unit);
158#ifdef NOTYET
159static void mcd_configure(struct mcd_data *cd);
160#endif
161static int mcd_get(int unit, char *buf, int nmax);
162static int mcd_setflags(int unit,struct mcd_data *cd);
163static int mcd_getstat(int unit,int sflg);
164static int mcd_send(int unit, int cmd,int nretrys);
165static void hsg2msf(int hsg, bcd_t *msf);
166static int msf2hsg(bcd_t *msf, int relative);
167static int mcd_volinfo(int unit);
168static ointhand2_t mcdintr;
169static int mcd_waitrdy(int port,int dly);
170static timeout_t mcd_timeout;
171static void mcd_doread(int state, struct mcd_mbx *mbxin);
172static void mcd_soft_reset(int unit);
173static int mcd_hard_reset(int unit);
174static int mcd_setmode(int unit, int mode);
175static int mcd_getqchan(int unit, struct mcd_qchninfo *q);
176static int mcd_subchan(int unit, struct ioc_read_subchannel *sc);
177static int mcd_toc_header(int unit, struct ioc_toc_header *th);
178static int mcd_read_toc(int unit);
179static int mcd_toc_entrys(int unit, struct ioc_read_toc_entry *te);
180#if 0
181static int mcd_toc_entry(int unit, struct ioc_read_toc_single_entry *te);
182#endif
183static int mcd_stop(int unit);
184static int mcd_eject(int unit);
185static int mcd_inject(int unit);
186static int mcd_playtracks(int unit, struct ioc_play_track *pt);
187static int mcd_play(int unit, struct mcd_read2 *pb);
188static int mcd_playmsf(int unit, struct ioc_play_msf *pt);
189static int mcd_playblocks(int unit, struct ioc_play_blocks *);
190static int mcd_pause(int unit);
191static int mcd_resume(int unit);
192static int mcd_lock_door(int unit, int lock);
193static int mcd_close_tray(int unit);
194
195static int mcd_probe(struct isa_device *dev);
196static int mcd_attach(struct isa_device *dev);
197struct isa_driver mcddriver = { mcd_probe, mcd_attach, "mcd" };
198
199static d_open_t mcdopen;
200static d_close_t mcdclose;
201static d_ioctl_t mcdioctl;
202static d_psize_t mcdsize;
203static d_strategy_t mcdstrategy;
204
205#define CDEV_MAJOR 29
206#define BDEV_MAJOR 7
207
208
209
210static struct cdevsw mcd_cdevsw = {
211 /* open */ mcdopen,
212 /* close */ mcdclose,
213 /* read */ physread,
214 /* write */ nowrite,
215 /* ioctl */ mcdioctl,
216 /* poll */ nopoll,
217 /* mmap */ nommap,
218 /* strategy */ mcdstrategy,
219 /* name */ "mcd",
220 /* maj */ CDEV_MAJOR,
221 /* dump */ nodump,
222 /* psize */ nopsize,
223 /* flags */ D_DISK,
224 /* bmaj */ BDEV_MAJOR
225};
226
227#define mcd_put(port,byte) outb(port,byte)
228
229#define MCD_RETRYS 5
230#define MCD_RDRETRYS 8
231
232#define CLOSE_TRAY_SECS 8
233#define DISK_SENSE_SECS 3
234#define WAIT_FRAC 4
235
236/* several delays */
237#define RDELAY_WAITSTAT 300
238#define RDELAY_WAITMODE 300
239#define RDELAY_WAITREAD 800
240
241#define MIN_DELAY 15
242#define DELAY_GETREPLY 5000000
243
244int mcd_attach(struct isa_device *dev)
245{
246 int unit = dev->id_unit;
247 struct mcd_data *cd = mcd_data + unit;
248
249 dev->id_ointr = mcdintr;
250 cd->iobase = dev->id_iobase;
251 cd->flags |= MCDINIT;
252 mcd_soft_reset(unit);
| 145 struct mcd_mbx mbx;
146} mcd_data[NMCD];
147
148/* reader state machine */
149#define MCD_S_BEGIN 0
150#define MCD_S_BEGIN1 1
151#define MCD_S_WAITSTAT 2
152#define MCD_S_WAITMODE 3
153#define MCD_S_WAITREAD 4
154
155/* prototypes */
156static void mcd_start(int unit);
157static int mcd_getdisklabel(int unit);
158#ifdef NOTYET
159static void mcd_configure(struct mcd_data *cd);
160#endif
161static int mcd_get(int unit, char *buf, int nmax);
162static int mcd_setflags(int unit,struct mcd_data *cd);
163static int mcd_getstat(int unit,int sflg);
164static int mcd_send(int unit, int cmd,int nretrys);
165static void hsg2msf(int hsg, bcd_t *msf);
166static int msf2hsg(bcd_t *msf, int relative);
167static int mcd_volinfo(int unit);
168static ointhand2_t mcdintr;
169static int mcd_waitrdy(int port,int dly);
170static timeout_t mcd_timeout;
171static void mcd_doread(int state, struct mcd_mbx *mbxin);
172static void mcd_soft_reset(int unit);
173static int mcd_hard_reset(int unit);
174static int mcd_setmode(int unit, int mode);
175static int mcd_getqchan(int unit, struct mcd_qchninfo *q);
176static int mcd_subchan(int unit, struct ioc_read_subchannel *sc);
177static int mcd_toc_header(int unit, struct ioc_toc_header *th);
178static int mcd_read_toc(int unit);
179static int mcd_toc_entrys(int unit, struct ioc_read_toc_entry *te);
180#if 0
181static int mcd_toc_entry(int unit, struct ioc_read_toc_single_entry *te);
182#endif
183static int mcd_stop(int unit);
184static int mcd_eject(int unit);
185static int mcd_inject(int unit);
186static int mcd_playtracks(int unit, struct ioc_play_track *pt);
187static int mcd_play(int unit, struct mcd_read2 *pb);
188static int mcd_playmsf(int unit, struct ioc_play_msf *pt);
189static int mcd_playblocks(int unit, struct ioc_play_blocks *);
190static int mcd_pause(int unit);
191static int mcd_resume(int unit);
192static int mcd_lock_door(int unit, int lock);
193static int mcd_close_tray(int unit);
194
195static int mcd_probe(struct isa_device *dev);
196static int mcd_attach(struct isa_device *dev);
197struct isa_driver mcddriver = { mcd_probe, mcd_attach, "mcd" };
198
199static d_open_t mcdopen;
200static d_close_t mcdclose;
201static d_ioctl_t mcdioctl;
202static d_psize_t mcdsize;
203static d_strategy_t mcdstrategy;
204
205#define CDEV_MAJOR 29
206#define BDEV_MAJOR 7
207
208
209
210static struct cdevsw mcd_cdevsw = {
211 /* open */ mcdopen,
212 /* close */ mcdclose,
213 /* read */ physread,
214 /* write */ nowrite,
215 /* ioctl */ mcdioctl,
216 /* poll */ nopoll,
217 /* mmap */ nommap,
218 /* strategy */ mcdstrategy,
219 /* name */ "mcd",
220 /* maj */ CDEV_MAJOR,
221 /* dump */ nodump,
222 /* psize */ nopsize,
223 /* flags */ D_DISK,
224 /* bmaj */ BDEV_MAJOR
225};
226
227#define mcd_put(port,byte) outb(port,byte)
228
229#define MCD_RETRYS 5
230#define MCD_RDRETRYS 8
231
232#define CLOSE_TRAY_SECS 8
233#define DISK_SENSE_SECS 3
234#define WAIT_FRAC 4
235
236/* several delays */
237#define RDELAY_WAITSTAT 300
238#define RDELAY_WAITMODE 300
239#define RDELAY_WAITREAD 800
240
241#define MIN_DELAY 15
242#define DELAY_GETREPLY 5000000
243
244int mcd_attach(struct isa_device *dev)
245{
246 int unit = dev->id_unit;
247 struct mcd_data *cd = mcd_data + unit;
248
249 dev->id_ointr = mcdintr;
250 cd->iobase = dev->id_iobase;
251 cd->flags |= MCDINIT;
252 mcd_soft_reset(unit);
|
253 bufq_init(&cd->head);
| 253 bioq_init(&cd->head);
|
254
255#ifdef NOTYET
256 /* wire controller for interrupts and dma */
257 mcd_configure(cd);
258#endif
259 /* name filled in probe */
260 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, 0),
261 UID_ROOT, GID_OPERATOR, 0640, "rmcd%da", unit);
262 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, RAW_PART),
263 UID_ROOT, GID_OPERATOR, 0640, "rmcd%dc", unit);
264 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, 0),
265 UID_ROOT, GID_OPERATOR, 0640, "mcd%da", unit);
266 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, RAW_PART),
267 UID_ROOT, GID_OPERATOR, 0640, "mcd%dc", unit);
268 return 1;
269}
270
271int mcdopen(dev_t dev, int flags, int fmt, struct proc *p)
272{
273 int unit,part,phys,r,retry;
274 struct mcd_data *cd;
275
276 unit = mcd_unit(dev);
277 if (unit >= NMCD)
278 return ENXIO;
279
280 cd = mcd_data + unit;
281 part = mcd_part(dev);
282 phys = mcd_phys(dev);
283
284 /* not initialized*/
285 if (!(cd->flags & MCDINIT))
286 return ENXIO;
287
288 /* invalidated in the meantime? mark all open part's invalid */
289 if (!(cd->flags & MCDVALID) && cd->openflags)
290 return ENXIO;
291
292 if (mcd_getstat(unit,1) == -1)
293 return EIO;
294
295 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
296 || !(cd->status & MCDDSKIN))
297 for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
298 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdsn1", hz/WAIT_FRAC);
299 if ((r = mcd_getstat(unit,1)) == -1)
300 return EIO;
301 if (r != -2)
302 break;
303 }
304
305 if (( (cd->status & (MCDDOOROPEN|MCDDSKCHNG))
306 || !(cd->status & MCDDSKIN)
307 )
308 && major(dev) == CDEV_MAJOR && part == RAW_PART
309 ) {
310 cd->openflags |= (1<<part);
311 if (phys)
312 cd->partflags[part] |= MCDREADRAW;
313 return 0;
314 }
315 if (cd->status & MCDDOOROPEN) {
316 printf("mcd%d: door is open\n", unit);
317 return ENXIO;
318 }
319 if (!(cd->status & MCDDSKIN)) {
320 printf("mcd%d: no CD inside\n", unit);
321 return ENXIO;
322 }
323 if (cd->status & MCDDSKCHNG) {
324 printf("mcd%d: CD not sensed\n", unit);
325 return ENXIO;
326 }
327
328 if (mcdsize(dev) < 0) {
329 if (major(dev) == CDEV_MAJOR && part == RAW_PART) {
330 cd->openflags |= (1<<part);
331 if (phys)
332 cd->partflags[part] |= MCDREADRAW;
333 return 0;
334 }
335 printf("mcd%d: failed to get disk size\n",unit);
336 return ENXIO;
337 } else
338 cd->flags |= MCDVALID;
339
340 /* XXX get a default disklabel */
341 mcd_getdisklabel(unit);
342
343MCD_TRACE("open: partition=%d, disksize = %ld, blksize=%d\n",
344 part, cd->disksize, cd->blksize);
345
346 dev->si_bsize_phys = cd->blksize;
347
348 if (part == RAW_PART ||
349 (part < cd->dlabel.d_npartitions &&
350 cd->dlabel.d_partitions[part].p_fstype != FS_UNUSED)) {
351 cd->openflags |= (1<<part);
352 if (part == RAW_PART && phys)
353 cd->partflags[part] |= MCDREADRAW;
354 (void) mcd_lock_door(unit, MCD_LK_LOCK);
355 if (!(cd->flags & MCDVALID))
356 return ENXIO;
357 return 0;
358 }
359
360 return ENXIO;
361}
362
363int mcdclose(dev_t dev, int flags, int fmt, struct proc *p)
364{
365 int unit,part;
366 struct mcd_data *cd;
367
368 unit = mcd_unit(dev);
369 if (unit >= NMCD)
370 return ENXIO;
371
372 cd = mcd_data + unit;
373 part = mcd_part(dev);
374
375 if (!(cd->flags & MCDINIT) || !(cd->openflags & (1<<part)))
376 return ENXIO;
377
378 MCD_TRACE("close: partition=%d\n", part);
379
380 (void) mcd_lock_door(unit, MCD_LK_UNLOCK);
381 cd->openflags &= ~(1<<part);
382 cd->partflags[part] &= ~MCDREADRAW;
383
384 return 0;
385}
386
387void
| 254
255#ifdef NOTYET
256 /* wire controller for interrupts and dma */
257 mcd_configure(cd);
258#endif
259 /* name filled in probe */
260 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, 0),
261 UID_ROOT, GID_OPERATOR, 0640, "rmcd%da", unit);
262 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, RAW_PART),
263 UID_ROOT, GID_OPERATOR, 0640, "rmcd%dc", unit);
264 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, 0),
265 UID_ROOT, GID_OPERATOR, 0640, "mcd%da", unit);
266 make_dev(&mcd_cdevsw, dkmakeminor(unit, 0, RAW_PART),
267 UID_ROOT, GID_OPERATOR, 0640, "mcd%dc", unit);
268 return 1;
269}
270
271int mcdopen(dev_t dev, int flags, int fmt, struct proc *p)
272{
273 int unit,part,phys,r,retry;
274 struct mcd_data *cd;
275
276 unit = mcd_unit(dev);
277 if (unit >= NMCD)
278 return ENXIO;
279
280 cd = mcd_data + unit;
281 part = mcd_part(dev);
282 phys = mcd_phys(dev);
283
284 /* not initialized*/
285 if (!(cd->flags & MCDINIT))
286 return ENXIO;
287
288 /* invalidated in the meantime? mark all open part's invalid */
289 if (!(cd->flags & MCDVALID) && cd->openflags)
290 return ENXIO;
291
292 if (mcd_getstat(unit,1) == -1)
293 return EIO;
294
295 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
296 || !(cd->status & MCDDSKIN))
297 for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
298 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdsn1", hz/WAIT_FRAC);
299 if ((r = mcd_getstat(unit,1)) == -1)
300 return EIO;
301 if (r != -2)
302 break;
303 }
304
305 if (( (cd->status & (MCDDOOROPEN|MCDDSKCHNG))
306 || !(cd->status & MCDDSKIN)
307 )
308 && major(dev) == CDEV_MAJOR && part == RAW_PART
309 ) {
310 cd->openflags |= (1<<part);
311 if (phys)
312 cd->partflags[part] |= MCDREADRAW;
313 return 0;
314 }
315 if (cd->status & MCDDOOROPEN) {
316 printf("mcd%d: door is open\n", unit);
317 return ENXIO;
318 }
319 if (!(cd->status & MCDDSKIN)) {
320 printf("mcd%d: no CD inside\n", unit);
321 return ENXIO;
322 }
323 if (cd->status & MCDDSKCHNG) {
324 printf("mcd%d: CD not sensed\n", unit);
325 return ENXIO;
326 }
327
328 if (mcdsize(dev) < 0) {
329 if (major(dev) == CDEV_MAJOR && part == RAW_PART) {
330 cd->openflags |= (1<<part);
331 if (phys)
332 cd->partflags[part] |= MCDREADRAW;
333 return 0;
334 }
335 printf("mcd%d: failed to get disk size\n",unit);
336 return ENXIO;
337 } else
338 cd->flags |= MCDVALID;
339
340 /* XXX get a default disklabel */
341 mcd_getdisklabel(unit);
342
343MCD_TRACE("open: partition=%d, disksize = %ld, blksize=%d\n",
344 part, cd->disksize, cd->blksize);
345
346 dev->si_bsize_phys = cd->blksize;
347
348 if (part == RAW_PART ||
349 (part < cd->dlabel.d_npartitions &&
350 cd->dlabel.d_partitions[part].p_fstype != FS_UNUSED)) {
351 cd->openflags |= (1<<part);
352 if (part == RAW_PART && phys)
353 cd->partflags[part] |= MCDREADRAW;
354 (void) mcd_lock_door(unit, MCD_LK_LOCK);
355 if (!(cd->flags & MCDVALID))
356 return ENXIO;
357 return 0;
358 }
359
360 return ENXIO;
361}
362
363int mcdclose(dev_t dev, int flags, int fmt, struct proc *p)
364{
365 int unit,part;
366 struct mcd_data *cd;
367
368 unit = mcd_unit(dev);
369 if (unit >= NMCD)
370 return ENXIO;
371
372 cd = mcd_data + unit;
373 part = mcd_part(dev);
374
375 if (!(cd->flags & MCDINIT) || !(cd->openflags & (1<<part)))
376 return ENXIO;
377
378 MCD_TRACE("close: partition=%d\n", part);
379
380 (void) mcd_lock_door(unit, MCD_LK_UNLOCK);
381 cd->openflags &= ~(1<<part);
382 cd->partflags[part] &= ~MCDREADRAW;
383
384 return 0;
385}
386
387void
|
388mcdstrategy(struct buf *bp)
| 388mcdstrategy(struct bio *bp)
|
389{
390 struct mcd_data *cd;
391 int s;
392
| 389{
390 struct mcd_data *cd;
391 int s;
392
|
393 int unit = mcd_unit(bp->b_dev);
| 393 int unit = mcd_unit(bp->bio_dev);
|
394
395 cd = mcd_data + unit;
396
397 /* test validity */
398/*MCD_TRACE("strategy: buf=0x%lx, unit=%ld, block#=%ld bcount=%ld\n",
| 394
395 cd = mcd_data + unit;
396
397 /* test validity */
398/*MCD_TRACE("strategy: buf=0x%lx, unit=%ld, block#=%ld bcount=%ld\n",
|
399 bp,unit,bp->b_blkno,bp->b_bcount);*/
400 if (unit >= NMCD || bp->b_blkno < 0) {
| 399 bp,unit,bp->bio_blkno,bp->bio_bcount);*/
400 if (unit >= NMCD || bp->bio_blkno < 0) {
|
401 printf("mcdstrategy: unit = %d, blkno = %ld, bcount = %ld\n",
| 401 printf("mcdstrategy: unit = %d, blkno = %ld, bcount = %ld\n",
|
402 unit, (long)bp->b_blkno, bp->b_bcount);
| 402 unit, (long)bp->bio_blkno, bp->bio_bcount);
|
403 printf("mcd: mcdstratregy failure");
| 403 printf("mcd: mcdstratregy failure");
|
404 bp->b_error = EINVAL;
405 bp->b_ioflags |= BIO_ERROR;
| 404 bp->bio_error = EINVAL;
405 bp->bio_flags |= BIO_ERROR;
|
406 goto bad;
407 }
408
409 /* if device invalidated (e.g. media change, door open), error */
410 if (!(cd->flags & MCDVALID)) {
411MCD_TRACE("strategy: drive not valid\n");
| 406 goto bad;
407 }
408
409 /* if device invalidated (e.g. media change, door open), error */
410 if (!(cd->flags & MCDVALID)) {
411MCD_TRACE("strategy: drive not valid\n");
|
412 bp->b_error = EIO;
| 412 bp->bio_error = EIO;
|
413 goto bad;
414 }
415
416 /* read only */
| 413 goto bad;
414 }
415
416 /* read only */
|
417 if (!(bp->b_iocmd == BIO_READ)) {
418 bp->b_error = EROFS;
| 417 if (!(bp->bio_cmd == BIO_READ)) {
418 bp->bio_error = EROFS;
|
419 goto bad;
420 }
421
422 /* no data to read */
| 419 goto bad;
420 }
421
422 /* no data to read */
|
423 if (bp->b_bcount == 0)
| 423 if (bp->bio_bcount == 0)
|
424 goto done;
425
426 /* for non raw access, check partition limits */
| 424 goto done;
425
426 /* for non raw access, check partition limits */
|
427 if (mcd_part(bp->b_dev) != RAW_PART) {
| 427 if (mcd_part(bp->bio_dev) != RAW_PART) {
|
428 if (!(cd->flags & MCDLABEL)) {
| 428 if (!(cd->flags & MCDLABEL)) {
|
429 bp->b_error = EIO;
| 429 bp->bio_error = EIO;
|
430 goto bad;
431 }
432 /* adjust transfer if necessary */
433 if (bounds_check_with_label(bp,&cd->dlabel,1) <= 0) {
434 goto done;
435 }
436 } else {
| 430 goto bad;
431 }
432 /* adjust transfer if necessary */
433 if (bounds_check_with_label(bp,&cd->dlabel,1) <= 0) {
434 goto done;
435 }
436 } else {
|
437 bp->b_pblkno = bp->b_blkno;
438 bp->b_resid = 0;
| 437 bp->bio_pblkno = bp->bio_blkno;
438 bp->bio_resid = 0;
|
439 }
440
441 /* queue it */
442 s = splbio();
| 439 }
440
441 /* queue it */
442 s = splbio();
|
443 bufqdisksort(&cd->head, bp);
| 443 bioqdisksort(&cd->head, bp);
|
444 splx(s);
445
446 /* now check whether we can perform processing */
447 mcd_start(unit);
448 return;
449
450bad:
| 444 splx(s);
445
446 /* now check whether we can perform processing */
447 mcd_start(unit);
448 return;
449
450bad:
|
451 bp->b_ioflags |= BIO_ERROR;
| 451 bp->bio_flags |= BIO_ERROR;
|
452done:
| 452done:
|
453 bp->b_resid = bp->b_bcount;
| 453 bp->bio_resid = bp->bio_bcount;
|
454 biodone(bp);
455 return;
456}
457
458static void mcd_start(int unit)
459{
460 struct mcd_data *cd = mcd_data + unit;
461 struct partition *p;
| 454 biodone(bp);
455 return;
456}
457
458static void mcd_start(int unit)
459{
460 struct mcd_data *cd = mcd_data + unit;
461 struct partition *p;
|
462 struct buf *bp;
| 462 struct bio *bp;
|
463 int s = splbio();
464
465 if (cd->flags & MCDMBXBSY) {
466 splx(s);
467 return;
468 }
469
| 463 int s = splbio();
464
465 if (cd->flags & MCDMBXBSY) {
466 splx(s);
467 return;
468 }
469
|
470 bp = bufq_first(&cd->head);
| 470 bp = bioq_first(&cd->head);
|
471 if (bp != 0) {
472 /* block found to process, dequeue */
473 /*MCD_TRACE("mcd_start: found block bp=0x%x\n",bp,0,0,0);*/
| 471 if (bp != 0) {
472 /* block found to process, dequeue */
473 /*MCD_TRACE("mcd_start: found block bp=0x%x\n",bp,0,0,0);*/
|
474 bufq_remove(&cd->head, bp);
| 474 bioq_remove(&cd->head, bp);
|
475 splx(s);
476 } else {
477 /* nothing to do */
478 splx(s);
479 return;
480 }
481
482 /* changed media? */
483 if (!(cd->flags & MCDVALID)) {
484 MCD_TRACE("mcd_start: drive not valid\n");
485 return;
486 }
487
| 475 splx(s);
476 } else {
477 /* nothing to do */
478 splx(s);
479 return;
480 }
481
482 /* changed media? */
483 if (!(cd->flags & MCDVALID)) {
484 MCD_TRACE("mcd_start: drive not valid\n");
485 return;
486 }
487
|
488 p = cd->dlabel.d_partitions + mcd_part(bp->b_dev);
| 488 p = cd->dlabel.d_partitions + mcd_part(bp->bio_dev);
|
489
490 cd->flags |= MCDMBXBSY;
| 489
490 cd->flags |= MCDMBXBSY;
|
491 if (cd->partflags[mcd_part(bp->b_dev)] & MCDREADRAW)
| 491 if (cd->partflags[mcd_part(bp->bio_dev)] & MCDREADRAW)
|
492 cd->flags |= MCDREADRAW;
493 cd->mbx.unit = unit;
494 cd->mbx.port = cd->iobase;
495 cd->mbx.retry = MCD_RETRYS;
496 cd->mbx.bp = bp;
497 cd->mbx.p_offset = p->p_offset;
498
499 /* calling the read routine */
500 mcd_doread(MCD_S_BEGIN,&(cd->mbx));
501 /* triggers mcd_start, when successful finished */
502 return;
503}
504
505int mcdioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
506{
507 struct mcd_data *cd;
508 int unit,part,retry,r;
509
510 unit = mcd_unit(dev);
511 part = mcd_part(dev);
512 cd = mcd_data + unit;
513
514 if (mcd_getstat(unit, 1) == -1) /* detect disk change too */
515 return EIO;
516MCD_TRACE("ioctl called 0x%lx\n", cmd);
517
518 switch (cmd) {
519 case CDIOCSETPATCH:
520 case CDIOCGETVOL:
521 case CDIOCSETVOL:
522 case CDIOCSETMONO:
523 case CDIOCSETSTERIO:
524 case CDIOCSETMUTE:
525 case CDIOCSETLEFT:
526 case CDIOCSETRIGHT:
527 return EINVAL;
528 case CDIOCEJECT:
529 return mcd_eject(unit);
530 case CDIOCSETDEBUG:
531 cd->debug = 1;
532 return 0;
533 case CDIOCCLRDEBUG:
534 cd->debug = 0;
535 return 0;
536 case CDIOCRESET:
537 return mcd_hard_reset(unit);
538 case CDIOCALLOW:
539 return mcd_lock_door(unit, MCD_LK_UNLOCK);
540 case CDIOCPREVENT:
541 return mcd_lock_door(unit, MCD_LK_LOCK);
542 case CDIOCCLOSE:
543 return mcd_inject(unit);
544 }
545
546 if (!(cd->flags & MCDVALID)) {
547 if ( major(dev) != CDEV_MAJOR
548 || part != RAW_PART
549 || !(cd->openflags & (1<<RAW_PART))
550 )
551 return ENXIO;
552 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
553 || !(cd->status & MCDDSKIN))
554 for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
555 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdsn2", hz/WAIT_FRAC);
556 if ((r = mcd_getstat(unit,1)) == -1)
557 return EIO;
558 if (r != -2)
559 break;
560 }
561 if ( (cd->status & (MCDDOOROPEN|MCDDSKCHNG))
562 || !(cd->status & MCDDSKIN)
563 || mcdsize(dev) < 0
564 )
565 return ENXIO;
566 cd->flags |= MCDVALID;
567 mcd_getdisklabel(unit);
568 if (mcd_phys(dev))
569 cd->partflags[part] |= MCDREADRAW;
570 (void) mcd_lock_door(unit, MCD_LK_LOCK);
571 if (!(cd->flags & MCDVALID))
572 return ENXIO;
573 }
574
575 switch (cmd) {
576 case DIOCGDINFO:
577 *(struct disklabel *) addr = cd->dlabel;
578 return 0;
579 case DIOCGPART:
580 ((struct partinfo *) addr)->disklab = &cd->dlabel;
581 ((struct partinfo *) addr)->part =
582 &cd->dlabel.d_partitions[mcd_part(dev)];
583 return 0;
584
585 /*
586 * a bit silly, but someone might want to test something on a
587 * section of cdrom.
588 */
589 case DIOCWDINFO:
590 case DIOCSDINFO:
591 if ((flags & FWRITE) == 0)
592 return EBADF;
593 else {
594 return setdisklabel(&cd->dlabel,
595 (struct disklabel *) addr,
596 0);
597 }
598 case DIOCWLABEL:
599 return EBADF;
600 case CDIOCPLAYTRACKS:
601 return mcd_playtracks(unit, (struct ioc_play_track *) addr);
602 case CDIOCPLAYBLOCKS:
603 return mcd_playblocks(unit, (struct ioc_play_blocks *) addr);
604 case CDIOCPLAYMSF:
605 return mcd_playmsf(unit, (struct ioc_play_msf *) addr);
606 case CDIOCREADSUBCHANNEL:
607 return mcd_subchan(unit, (struct ioc_read_subchannel *) addr);
608 case CDIOREADTOCHEADER:
609 return mcd_toc_header(unit, (struct ioc_toc_header *) addr);
610 case CDIOREADTOCENTRYS:
611 return mcd_toc_entrys(unit, (struct ioc_read_toc_entry *) addr);
612 case CDIOCRESUME:
613 return mcd_resume(unit);
614 case CDIOCPAUSE:
615 return mcd_pause(unit);
616 case CDIOCSTART:
617 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
618 return EIO;
619 return 0;
620 case CDIOCSTOP:
621 return mcd_stop(unit);
622 default:
623 return ENOTTY;
624 }
625 /*NOTREACHED*/
626}
627
628/* this could have been taken from scsi/cd.c, but it is not clear
629 * whether the scsi cd driver is linked in
630 */
631static int mcd_getdisklabel(int unit)
632{
633 struct mcd_data *cd = mcd_data + unit;
634
635 if (cd->flags & MCDLABEL)
636 return -1;
637
638 bzero(&cd->dlabel,sizeof(struct disklabel));
639 /* filled with spaces first */
640 strncpy(cd->dlabel.d_typename," ",
641 sizeof(cd->dlabel.d_typename));
642 strncpy(cd->dlabel.d_typename, cd->name,
643 min(strlen(cd->name), sizeof(cd->dlabel.d_typename) - 1));
644 strncpy(cd->dlabel.d_packname,"unknown ",
645 sizeof(cd->dlabel.d_packname));
646 cd->dlabel.d_secsize = cd->blksize;
647 cd->dlabel.d_nsectors = 100;
648 cd->dlabel.d_ntracks = 1;
649 cd->dlabel.d_ncylinders = (cd->disksize/100)+1;
650 cd->dlabel.d_secpercyl = 100;
651 cd->dlabel.d_secperunit = cd->disksize;
652 cd->dlabel.d_rpm = 300;
653 cd->dlabel.d_interleave = 1;
654 cd->dlabel.d_flags = D_REMOVABLE;
655 cd->dlabel.d_npartitions= 1;
656 cd->dlabel.d_partitions[0].p_offset = 0;
657 cd->dlabel.d_partitions[0].p_size = cd->disksize;
658 cd->dlabel.d_partitions[0].p_fstype = 9;
659 cd->dlabel.d_magic = DISKMAGIC;
660 cd->dlabel.d_magic2 = DISKMAGIC;
661 cd->dlabel.d_checksum = dkcksum(&cd->dlabel);
662
663 cd->flags |= MCDLABEL;
664 return 0;
665}
666
667int mcdsize(dev_t dev)
668{
669 int size;
670 int unit = mcd_unit(dev);
671 struct mcd_data *cd = mcd_data + unit;
672
673 if (mcd_volinfo(unit) == 0) {
674 cd->blksize = MCDBLK;
675 size = msf2hsg(cd->volinfo.vol_msf, 0);
676 cd->disksize = size * (MCDBLK/DEV_BSIZE);
677 return 0;
678 }
679 return -1;
680}
681
682/***************************************************************
683 * lower level of driver starts here
684 **************************************************************/
685
686#ifdef NOTDEF
687static char
688irqs[] = {
689 0x00,0x00,0x10,0x20,0x00,0x30,0x00,0x00,
690 0x00,0x10,0x40,0x50,0x00,0x00,0x00,0x00
691};
692
693static char
694drqs[] = {
695 0x00,0x01,0x00,0x03,0x00,0x05,0x06,0x07,
696};
697#endif
698
699#ifdef NOT_YET
700static void
701mcd_configure(struct mcd_data *cd)
702{
703 outb(cd->iobase+mcd_config,cd->config);
704}
705#endif
706
707/* Wait for non-busy - return 0 on timeout */
708static int
709twiddle_thumbs(int port, int unit, int count, char *whine)
710{
711 int i;
712
713 for (i = 0; i < count; i++) {
714 if (!(inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
715 return 1;
716 }
717 if (bootverbose)
718 printf("mcd%d: timeout %s\n", unit, whine);
719 return 0;
720}
721
722/* check to see if a Mitsumi CD-ROM is attached to the ISA bus */
723
724int
725mcd_probe(struct isa_device *dev)
726{
727 int port = dev->id_iobase;
728 int unit = dev->id_unit;
729 int i, j;
730 unsigned char stbytes[3];
731 static int once;
732
733 if (!once++)
734 cdevsw_add(&mcd_cdevsw);
735
736 mcd_data[unit].flags = MCDPROBING;
737
738#ifdef NOTDEF
739 /* get irq/drq configuration word */
740 mcd_data[unit].config = irqs[dev->id_irq]; /* | drqs[dev->id_drq];*/
741#else
742 mcd_data[unit].config = 0;
743#endif
744
745 /* send a reset */
746 outb(port+MCD_FLAGS, M_RESET);
747
748 /*
749 * delay awhile by getting any pending garbage (old data) and
750 * throwing it away.
751 */
752 for (i = 1000000; i != 0; i--)
753 inb(port+MCD_FLAGS);
754
755 /* Get status */
756 outb(port+MCD_DATA, MCD_CMDGETSTAT);
757 if (!twiddle_thumbs(port, unit, 1000000, "getting status"))
758 return 0; /* Timeout */
759 /* Get version information */
760 outb(port+MCD_DATA, MCD_CMDCONTINFO);
761 for (j = 0; j < 3; j++) {
762 if (!twiddle_thumbs(port, unit, 3000, "getting version info"))
763 return 0;
764 stbytes[j] = (inb(port+MCD_DATA) & 0xFF);
765 }
766 if (stbytes[1] == stbytes[2])
767 return 0;
768 if (stbytes[2] >= 4 || stbytes[1] != 'M') {
769 outb(port+MCD_CTRL, M_PICKLE);
770 mcd_data[unit].flags |= MCDNEWMODEL;
771 }
772 mcd_data[unit].read_command = MCD_CMDSINGLESPEEDREAD;
773 switch (stbytes[1]) {
774 case 'M':
775 if (stbytes[2] <= 2) {
776 mcd_data[unit].type = MCD_TYPE_LU002S;
777 mcd_data[unit].name = "Mitsumi LU002S";
778 } else if (stbytes[2] <= 5) {
779 mcd_data[unit].type = MCD_TYPE_LU005S;
780 mcd_data[unit].name = "Mitsumi LU005S";
781 } else {
782 mcd_data[unit].type = MCD_TYPE_LU006S;
783 mcd_data[unit].name = "Mitsumi LU006S";
784 }
785 break;
786 case 'F':
787 mcd_data[unit].type = MCD_TYPE_FX001;
788 mcd_data[unit].name = "Mitsumi FX001";
789 break;
790 case 'D':
791 mcd_data[unit].type = MCD_TYPE_FX001D;
792 mcd_data[unit].name = "Mitsumi FX001D";
793 mcd_data[unit].read_command = MCD_CMDDOUBLESPEEDREAD;
794 break;
795 default:
796 mcd_data[unit].type = MCD_TYPE_UNKNOWN;
797 mcd_data[unit].name = "Mitsumi ???";
798 break;
799 }
800 printf("mcd%d: type %s, version info: %c %x\n", unit, mcd_data[unit].name,
801 stbytes[1], stbytes[2]);
802
803 return 4;
804}
805
806
807static int
808mcd_waitrdy(int port,int dly)
809{
810 int i;
811
812 /* wait until flag port senses status ready */
813 for (i=0; i<dly; i+=MIN_DELAY) {
814 if (!(inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
815 return 0;
816 DELAY(MIN_DELAY);
817 }
818 return -1;
819}
820
821static int
822mcd_getreply(int unit,int dly)
823{
824 struct mcd_data *cd = mcd_data + unit;
825 int port = cd->iobase;
826
827 /* wait data to become ready */
828 if (mcd_waitrdy(port,dly)<0) {
829 printf("mcd%d: timeout getreply\n",unit);
830 return -1;
831 }
832
833 /* get the data */
834 return inb(port+mcd_status) & 0xFF;
835}
836
837static int
838mcd_getstat(int unit,int sflg)
839{
840 int i;
841 struct mcd_data *cd = mcd_data + unit;
842 int port = cd->iobase;
843
844 /* get the status */
845 if (sflg)
846 outb(port+mcd_command, MCD_CMDGETSTAT);
847 i = mcd_getreply(unit,DELAY_GETREPLY);
848 if (i<0 || (i & MCD_ST_CMDCHECK)) {
849 cd->curr_mode = MCD_MD_UNKNOWN;
850 return -1;
851 }
852
853 cd->status = i;
854
855 if (mcd_setflags(unit,cd) < 0)
856 return -2;
857 return cd->status;
858}
859
860static int
861mcd_setflags(int unit, struct mcd_data *cd)
862{
863 /* check flags */
864 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
865 || !(cd->status & MCDDSKIN)) {
866 MCD_TRACE("setflags: sensed DSKCHNG or DOOROPEN or !DSKIN\n");
867 mcd_soft_reset(unit);
868 return -1;
869 }
870
871 if (cd->status & MCDAUDIOBSY)
872 cd->audio_status = CD_AS_PLAY_IN_PROGRESS;
873 else if (cd->audio_status == CD_AS_PLAY_IN_PROGRESS)
874 cd->audio_status = CD_AS_PLAY_COMPLETED;
875 return 0;
876}
877
878static int
879mcd_get(int unit, char *buf, int nmax)
880{
881 int i,k;
882
883 for (i=0; i<nmax; i++) {
884 /* wait for data */
885 if ((k = mcd_getreply(unit,DELAY_GETREPLY)) < 0) {
886 printf("mcd%d: timeout mcd_get\n",unit);
887 return -1;
888 }
889 buf[i] = k;
890 }
891 return i;
892}
893
894static int
895mcd_send(int unit, int cmd,int nretrys)
896{
897 int i,k=0;
898 int port = mcd_data[unit].iobase;
899
900/*MCD_TRACE("mcd_send: command = 0x%02x\n",cmd,0,0,0);*/
901 for (i=0; i<nretrys; i++) {
902 outb(port+mcd_command, cmd);
903 if ((k=mcd_getstat(unit,0)) != -1)
904 break;
905 }
906 if (k == -2) {
907 printf("mcd%d: media changed\n",unit);
908 return -1;
909 }
910 if (i == nretrys) {
911 printf("mcd%d: mcd_send retry cnt exceeded\n",unit);
912 return -1;
913 }
914/*MCD_TRACE("mcd_send: done\n",0,0,0,0);*/
915 return 0;
916}
917
918static void
919hsg2msf(int hsg, bcd_t *msf)
920{
921 hsg += 150;
922 F_msf(msf) = bin2bcd(hsg % 75);
923 hsg /= 75;
924 S_msf(msf) = bin2bcd(hsg % 60);
925 hsg /= 60;
926 M_msf(msf) = bin2bcd(hsg);
927}
928
929static int
930msf2hsg(bcd_t *msf, int relative)
931{
932 return (bcd2bin(M_msf(msf)) * 60 + bcd2bin(S_msf(msf))) * 75 +
933 bcd2bin(F_msf(msf)) - (!relative) * 150;
934}
935
936static int
937mcd_volinfo(int unit)
938{
939 struct mcd_data *cd = mcd_data + unit;
940
941 /* Just return if we already have it */
942 if (cd->flags & MCDVOLINFO) return 0;
943
944/*MCD_TRACE("mcd_volinfo: enter\n",0,0,0,0);*/
945
946 /* send volume info command */
947 if (mcd_send(unit,MCD_CMDGETVOLINFO,MCD_RETRYS) < 0)
948 return EIO;
949
950 /* get data */
951 if (mcd_get(unit,(char*) &cd->volinfo,sizeof(struct mcd_volinfo)) < 0) {
952 printf("mcd%d: mcd_volinfo: error read data\n",unit);
953 return EIO;
954 }
955
956 if (cd->volinfo.trk_low > 0 &&
957 cd->volinfo.trk_high >= cd->volinfo.trk_low
958 ) {
959 cd->flags |= MCDVOLINFO; /* volinfo is OK */
960 return 0;
961 }
962
963 return EINVAL;
964}
965
966static void
967mcdintr(unit)
968 int unit;
969{
970 MCD_TRACE("stray interrupt\n");
971}
972
973/* state machine to process read requests
974 * initialize with MCD_S_BEGIN: calculate sizes, and read status
975 * MCD_S_WAITSTAT: wait for status reply, set mode
976 * MCD_S_WAITMODE: waits for status reply from set mode, set read command
977 * MCD_S_WAITREAD: wait for read ready, read data
978 */
979static struct mcd_mbx *mbxsave;
980static struct callout_handle tohandle = CALLOUT_HANDLE_INITIALIZER(&tohandle);
981
982static void
983mcd_timeout(void *arg)
984{
985 mcd_doread((int)arg, mbxsave);
986}
987
988static void
989mcd_doread(int state, struct mcd_mbx *mbxin)
990{
991 struct mcd_mbx *mbx = (state!=MCD_S_BEGIN) ? mbxsave : mbxin;
992 int unit = mbx->unit;
993 int port = mbx->port;
994 int com_port = mbx->port + mcd_command;
995 int data_port = mbx->port + mcd_rdata;
| 492 cd->flags |= MCDREADRAW;
493 cd->mbx.unit = unit;
494 cd->mbx.port = cd->iobase;
495 cd->mbx.retry = MCD_RETRYS;
496 cd->mbx.bp = bp;
497 cd->mbx.p_offset = p->p_offset;
498
499 /* calling the read routine */
500 mcd_doread(MCD_S_BEGIN,&(cd->mbx));
501 /* triggers mcd_start, when successful finished */
502 return;
503}
504
505int mcdioctl(dev_t dev, u_long cmd, caddr_t addr, int flags, struct proc *p)
506{
507 struct mcd_data *cd;
508 int unit,part,retry,r;
509
510 unit = mcd_unit(dev);
511 part = mcd_part(dev);
512 cd = mcd_data + unit;
513
514 if (mcd_getstat(unit, 1) == -1) /* detect disk change too */
515 return EIO;
516MCD_TRACE("ioctl called 0x%lx\n", cmd);
517
518 switch (cmd) {
519 case CDIOCSETPATCH:
520 case CDIOCGETVOL:
521 case CDIOCSETVOL:
522 case CDIOCSETMONO:
523 case CDIOCSETSTERIO:
524 case CDIOCSETMUTE:
525 case CDIOCSETLEFT:
526 case CDIOCSETRIGHT:
527 return EINVAL;
528 case CDIOCEJECT:
529 return mcd_eject(unit);
530 case CDIOCSETDEBUG:
531 cd->debug = 1;
532 return 0;
533 case CDIOCCLRDEBUG:
534 cd->debug = 0;
535 return 0;
536 case CDIOCRESET:
537 return mcd_hard_reset(unit);
538 case CDIOCALLOW:
539 return mcd_lock_door(unit, MCD_LK_UNLOCK);
540 case CDIOCPREVENT:
541 return mcd_lock_door(unit, MCD_LK_LOCK);
542 case CDIOCCLOSE:
543 return mcd_inject(unit);
544 }
545
546 if (!(cd->flags & MCDVALID)) {
547 if ( major(dev) != CDEV_MAJOR
548 || part != RAW_PART
549 || !(cd->openflags & (1<<RAW_PART))
550 )
551 return ENXIO;
552 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
553 || !(cd->status & MCDDSKIN))
554 for (retry = 0; retry < DISK_SENSE_SECS * WAIT_FRAC; retry++) {
555 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdsn2", hz/WAIT_FRAC);
556 if ((r = mcd_getstat(unit,1)) == -1)
557 return EIO;
558 if (r != -2)
559 break;
560 }
561 if ( (cd->status & (MCDDOOROPEN|MCDDSKCHNG))
562 || !(cd->status & MCDDSKIN)
563 || mcdsize(dev) < 0
564 )
565 return ENXIO;
566 cd->flags |= MCDVALID;
567 mcd_getdisklabel(unit);
568 if (mcd_phys(dev))
569 cd->partflags[part] |= MCDREADRAW;
570 (void) mcd_lock_door(unit, MCD_LK_LOCK);
571 if (!(cd->flags & MCDVALID))
572 return ENXIO;
573 }
574
575 switch (cmd) {
576 case DIOCGDINFO:
577 *(struct disklabel *) addr = cd->dlabel;
578 return 0;
579 case DIOCGPART:
580 ((struct partinfo *) addr)->disklab = &cd->dlabel;
581 ((struct partinfo *) addr)->part =
582 &cd->dlabel.d_partitions[mcd_part(dev)];
583 return 0;
584
585 /*
586 * a bit silly, but someone might want to test something on a
587 * section of cdrom.
588 */
589 case DIOCWDINFO:
590 case DIOCSDINFO:
591 if ((flags & FWRITE) == 0)
592 return EBADF;
593 else {
594 return setdisklabel(&cd->dlabel,
595 (struct disklabel *) addr,
596 0);
597 }
598 case DIOCWLABEL:
599 return EBADF;
600 case CDIOCPLAYTRACKS:
601 return mcd_playtracks(unit, (struct ioc_play_track *) addr);
602 case CDIOCPLAYBLOCKS:
603 return mcd_playblocks(unit, (struct ioc_play_blocks *) addr);
604 case CDIOCPLAYMSF:
605 return mcd_playmsf(unit, (struct ioc_play_msf *) addr);
606 case CDIOCREADSUBCHANNEL:
607 return mcd_subchan(unit, (struct ioc_read_subchannel *) addr);
608 case CDIOREADTOCHEADER:
609 return mcd_toc_header(unit, (struct ioc_toc_header *) addr);
610 case CDIOREADTOCENTRYS:
611 return mcd_toc_entrys(unit, (struct ioc_read_toc_entry *) addr);
612 case CDIOCRESUME:
613 return mcd_resume(unit);
614 case CDIOCPAUSE:
615 return mcd_pause(unit);
616 case CDIOCSTART:
617 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
618 return EIO;
619 return 0;
620 case CDIOCSTOP:
621 return mcd_stop(unit);
622 default:
623 return ENOTTY;
624 }
625 /*NOTREACHED*/
626}
627
628/* this could have been taken from scsi/cd.c, but it is not clear
629 * whether the scsi cd driver is linked in
630 */
631static int mcd_getdisklabel(int unit)
632{
633 struct mcd_data *cd = mcd_data + unit;
634
635 if (cd->flags & MCDLABEL)
636 return -1;
637
638 bzero(&cd->dlabel,sizeof(struct disklabel));
639 /* filled with spaces first */
640 strncpy(cd->dlabel.d_typename," ",
641 sizeof(cd->dlabel.d_typename));
642 strncpy(cd->dlabel.d_typename, cd->name,
643 min(strlen(cd->name), sizeof(cd->dlabel.d_typename) - 1));
644 strncpy(cd->dlabel.d_packname,"unknown ",
645 sizeof(cd->dlabel.d_packname));
646 cd->dlabel.d_secsize = cd->blksize;
647 cd->dlabel.d_nsectors = 100;
648 cd->dlabel.d_ntracks = 1;
649 cd->dlabel.d_ncylinders = (cd->disksize/100)+1;
650 cd->dlabel.d_secpercyl = 100;
651 cd->dlabel.d_secperunit = cd->disksize;
652 cd->dlabel.d_rpm = 300;
653 cd->dlabel.d_interleave = 1;
654 cd->dlabel.d_flags = D_REMOVABLE;
655 cd->dlabel.d_npartitions= 1;
656 cd->dlabel.d_partitions[0].p_offset = 0;
657 cd->dlabel.d_partitions[0].p_size = cd->disksize;
658 cd->dlabel.d_partitions[0].p_fstype = 9;
659 cd->dlabel.d_magic = DISKMAGIC;
660 cd->dlabel.d_magic2 = DISKMAGIC;
661 cd->dlabel.d_checksum = dkcksum(&cd->dlabel);
662
663 cd->flags |= MCDLABEL;
664 return 0;
665}
666
667int mcdsize(dev_t dev)
668{
669 int size;
670 int unit = mcd_unit(dev);
671 struct mcd_data *cd = mcd_data + unit;
672
673 if (mcd_volinfo(unit) == 0) {
674 cd->blksize = MCDBLK;
675 size = msf2hsg(cd->volinfo.vol_msf, 0);
676 cd->disksize = size * (MCDBLK/DEV_BSIZE);
677 return 0;
678 }
679 return -1;
680}
681
682/***************************************************************
683 * lower level of driver starts here
684 **************************************************************/
685
686#ifdef NOTDEF
687static char
688irqs[] = {
689 0x00,0x00,0x10,0x20,0x00,0x30,0x00,0x00,
690 0x00,0x10,0x40,0x50,0x00,0x00,0x00,0x00
691};
692
693static char
694drqs[] = {
695 0x00,0x01,0x00,0x03,0x00,0x05,0x06,0x07,
696};
697#endif
698
699#ifdef NOT_YET
700static void
701mcd_configure(struct mcd_data *cd)
702{
703 outb(cd->iobase+mcd_config,cd->config);
704}
705#endif
706
707/* Wait for non-busy - return 0 on timeout */
708static int
709twiddle_thumbs(int port, int unit, int count, char *whine)
710{
711 int i;
712
713 for (i = 0; i < count; i++) {
714 if (!(inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
715 return 1;
716 }
717 if (bootverbose)
718 printf("mcd%d: timeout %s\n", unit, whine);
719 return 0;
720}
721
722/* check to see if a Mitsumi CD-ROM is attached to the ISA bus */
723
724int
725mcd_probe(struct isa_device *dev)
726{
727 int port = dev->id_iobase;
728 int unit = dev->id_unit;
729 int i, j;
730 unsigned char stbytes[3];
731 static int once;
732
733 if (!once++)
734 cdevsw_add(&mcd_cdevsw);
735
736 mcd_data[unit].flags = MCDPROBING;
737
738#ifdef NOTDEF
739 /* get irq/drq configuration word */
740 mcd_data[unit].config = irqs[dev->id_irq]; /* | drqs[dev->id_drq];*/
741#else
742 mcd_data[unit].config = 0;
743#endif
744
745 /* send a reset */
746 outb(port+MCD_FLAGS, M_RESET);
747
748 /*
749 * delay awhile by getting any pending garbage (old data) and
750 * throwing it away.
751 */
752 for (i = 1000000; i != 0; i--)
753 inb(port+MCD_FLAGS);
754
755 /* Get status */
756 outb(port+MCD_DATA, MCD_CMDGETSTAT);
757 if (!twiddle_thumbs(port, unit, 1000000, "getting status"))
758 return 0; /* Timeout */
759 /* Get version information */
760 outb(port+MCD_DATA, MCD_CMDCONTINFO);
761 for (j = 0; j < 3; j++) {
762 if (!twiddle_thumbs(port, unit, 3000, "getting version info"))
763 return 0;
764 stbytes[j] = (inb(port+MCD_DATA) & 0xFF);
765 }
766 if (stbytes[1] == stbytes[2])
767 return 0;
768 if (stbytes[2] >= 4 || stbytes[1] != 'M') {
769 outb(port+MCD_CTRL, M_PICKLE);
770 mcd_data[unit].flags |= MCDNEWMODEL;
771 }
772 mcd_data[unit].read_command = MCD_CMDSINGLESPEEDREAD;
773 switch (stbytes[1]) {
774 case 'M':
775 if (stbytes[2] <= 2) {
776 mcd_data[unit].type = MCD_TYPE_LU002S;
777 mcd_data[unit].name = "Mitsumi LU002S";
778 } else if (stbytes[2] <= 5) {
779 mcd_data[unit].type = MCD_TYPE_LU005S;
780 mcd_data[unit].name = "Mitsumi LU005S";
781 } else {
782 mcd_data[unit].type = MCD_TYPE_LU006S;
783 mcd_data[unit].name = "Mitsumi LU006S";
784 }
785 break;
786 case 'F':
787 mcd_data[unit].type = MCD_TYPE_FX001;
788 mcd_data[unit].name = "Mitsumi FX001";
789 break;
790 case 'D':
791 mcd_data[unit].type = MCD_TYPE_FX001D;
792 mcd_data[unit].name = "Mitsumi FX001D";
793 mcd_data[unit].read_command = MCD_CMDDOUBLESPEEDREAD;
794 break;
795 default:
796 mcd_data[unit].type = MCD_TYPE_UNKNOWN;
797 mcd_data[unit].name = "Mitsumi ???";
798 break;
799 }
800 printf("mcd%d: type %s, version info: %c %x\n", unit, mcd_data[unit].name,
801 stbytes[1], stbytes[2]);
802
803 return 4;
804}
805
806
807static int
808mcd_waitrdy(int port,int dly)
809{
810 int i;
811
812 /* wait until flag port senses status ready */
813 for (i=0; i<dly; i+=MIN_DELAY) {
814 if (!(inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL))
815 return 0;
816 DELAY(MIN_DELAY);
817 }
818 return -1;
819}
820
821static int
822mcd_getreply(int unit,int dly)
823{
824 struct mcd_data *cd = mcd_data + unit;
825 int port = cd->iobase;
826
827 /* wait data to become ready */
828 if (mcd_waitrdy(port,dly)<0) {
829 printf("mcd%d: timeout getreply\n",unit);
830 return -1;
831 }
832
833 /* get the data */
834 return inb(port+mcd_status) & 0xFF;
835}
836
837static int
838mcd_getstat(int unit,int sflg)
839{
840 int i;
841 struct mcd_data *cd = mcd_data + unit;
842 int port = cd->iobase;
843
844 /* get the status */
845 if (sflg)
846 outb(port+mcd_command, MCD_CMDGETSTAT);
847 i = mcd_getreply(unit,DELAY_GETREPLY);
848 if (i<0 || (i & MCD_ST_CMDCHECK)) {
849 cd->curr_mode = MCD_MD_UNKNOWN;
850 return -1;
851 }
852
853 cd->status = i;
854
855 if (mcd_setflags(unit,cd) < 0)
856 return -2;
857 return cd->status;
858}
859
860static int
861mcd_setflags(int unit, struct mcd_data *cd)
862{
863 /* check flags */
864 if ( (cd->status & (MCDDSKCHNG|MCDDOOROPEN))
865 || !(cd->status & MCDDSKIN)) {
866 MCD_TRACE("setflags: sensed DSKCHNG or DOOROPEN or !DSKIN\n");
867 mcd_soft_reset(unit);
868 return -1;
869 }
870
871 if (cd->status & MCDAUDIOBSY)
872 cd->audio_status = CD_AS_PLAY_IN_PROGRESS;
873 else if (cd->audio_status == CD_AS_PLAY_IN_PROGRESS)
874 cd->audio_status = CD_AS_PLAY_COMPLETED;
875 return 0;
876}
877
878static int
879mcd_get(int unit, char *buf, int nmax)
880{
881 int i,k;
882
883 for (i=0; i<nmax; i++) {
884 /* wait for data */
885 if ((k = mcd_getreply(unit,DELAY_GETREPLY)) < 0) {
886 printf("mcd%d: timeout mcd_get\n",unit);
887 return -1;
888 }
889 buf[i] = k;
890 }
891 return i;
892}
893
894static int
895mcd_send(int unit, int cmd,int nretrys)
896{
897 int i,k=0;
898 int port = mcd_data[unit].iobase;
899
900/*MCD_TRACE("mcd_send: command = 0x%02x\n",cmd,0,0,0);*/
901 for (i=0; i<nretrys; i++) {
902 outb(port+mcd_command, cmd);
903 if ((k=mcd_getstat(unit,0)) != -1)
904 break;
905 }
906 if (k == -2) {
907 printf("mcd%d: media changed\n",unit);
908 return -1;
909 }
910 if (i == nretrys) {
911 printf("mcd%d: mcd_send retry cnt exceeded\n",unit);
912 return -1;
913 }
914/*MCD_TRACE("mcd_send: done\n",0,0,0,0);*/
915 return 0;
916}
917
918static void
919hsg2msf(int hsg, bcd_t *msf)
920{
921 hsg += 150;
922 F_msf(msf) = bin2bcd(hsg % 75);
923 hsg /= 75;
924 S_msf(msf) = bin2bcd(hsg % 60);
925 hsg /= 60;
926 M_msf(msf) = bin2bcd(hsg);
927}
928
929static int
930msf2hsg(bcd_t *msf, int relative)
931{
932 return (bcd2bin(M_msf(msf)) * 60 + bcd2bin(S_msf(msf))) * 75 +
933 bcd2bin(F_msf(msf)) - (!relative) * 150;
934}
935
936static int
937mcd_volinfo(int unit)
938{
939 struct mcd_data *cd = mcd_data + unit;
940
941 /* Just return if we already have it */
942 if (cd->flags & MCDVOLINFO) return 0;
943
944/*MCD_TRACE("mcd_volinfo: enter\n",0,0,0,0);*/
945
946 /* send volume info command */
947 if (mcd_send(unit,MCD_CMDGETVOLINFO,MCD_RETRYS) < 0)
948 return EIO;
949
950 /* get data */
951 if (mcd_get(unit,(char*) &cd->volinfo,sizeof(struct mcd_volinfo)) < 0) {
952 printf("mcd%d: mcd_volinfo: error read data\n",unit);
953 return EIO;
954 }
955
956 if (cd->volinfo.trk_low > 0 &&
957 cd->volinfo.trk_high >= cd->volinfo.trk_low
958 ) {
959 cd->flags |= MCDVOLINFO; /* volinfo is OK */
960 return 0;
961 }
962
963 return EINVAL;
964}
965
966static void
967mcdintr(unit)
968 int unit;
969{
970 MCD_TRACE("stray interrupt\n");
971}
972
973/* state machine to process read requests
974 * initialize with MCD_S_BEGIN: calculate sizes, and read status
975 * MCD_S_WAITSTAT: wait for status reply, set mode
976 * MCD_S_WAITMODE: waits for status reply from set mode, set read command
977 * MCD_S_WAITREAD: wait for read ready, read data
978 */
979static struct mcd_mbx *mbxsave;
980static struct callout_handle tohandle = CALLOUT_HANDLE_INITIALIZER(&tohandle);
981
982static void
983mcd_timeout(void *arg)
984{
985 mcd_doread((int)arg, mbxsave);
986}
987
988static void
989mcd_doread(int state, struct mcd_mbx *mbxin)
990{
991 struct mcd_mbx *mbx = (state!=MCD_S_BEGIN) ? mbxsave : mbxin;
992 int unit = mbx->unit;
993 int port = mbx->port;
994 int com_port = mbx->port + mcd_command;
995 int data_port = mbx->port + mcd_rdata;
|
996 struct buf *bp = mbx->bp;
| 996 struct bio *bp = mbx->bp;
|
997 struct mcd_data *cd = mcd_data + unit;
998
999 int rm,i,k;
1000 struct mcd_read2 rbuf;
1001 int blknum;
1002 caddr_t addr;
1003
1004loop:
1005 switch (state) {
1006 case MCD_S_BEGIN:
1007 mbx = mbxsave = mbxin;
1008
1009 case MCD_S_BEGIN1:
1010retry_status:
1011 /* get status */
1012 outb(com_port, MCD_CMDGETSTAT);
1013 mbx->count = RDELAY_WAITSTAT;
1014 tohandle = timeout(mcd_timeout,
1015 (caddr_t)MCD_S_WAITSTAT,hz/100); /* XXX */
1016 return;
1017 case MCD_S_WAITSTAT:
1018 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITSTAT, tohandle);
1019 if (mbx->count-- >= 0) {
1020 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
1021 timeout(mcd_timeout,
1022 (caddr_t)MCD_S_WAITSTAT,hz/100); /* XXX */
1023 return;
1024 }
1025 cd->status = inb(port+mcd_status) & 0xFF;
1026 if (cd->status & MCD_ST_CMDCHECK)
1027 goto retry_status;
1028 if (mcd_setflags(unit,cd) < 0)
1029 goto changed;
1030 MCD_TRACE("got WAITSTAT delay=%d\n",
1031 RDELAY_WAITSTAT-mbx->count);
1032 /* reject, if audio active */
1033 if (cd->status & MCDAUDIOBSY) {
1034 printf("mcd%d: audio is active\n",unit);
1035 goto readerr;
1036 }
1037
1038retry_mode:
1039 /* to check for raw/cooked mode */
1040 if (cd->flags & MCDREADRAW) {
1041 rm = MCD_MD_RAW;
1042 mbx->sz = MCDRBLK;
1043 } else {
1044 rm = MCD_MD_COOKED;
1045 mbx->sz = cd->blksize;
1046 }
1047
1048 if (rm == cd->curr_mode)
1049 goto modedone;
1050
1051 mbx->count = RDELAY_WAITMODE;
1052
1053 cd->curr_mode = MCD_MD_UNKNOWN;
1054 mbx->mode = rm;
1055 mcd_put(com_port, MCD_CMDSETMODE);
1056 mcd_put(com_port, rm);
1057
1058 tohandle = timeout(mcd_timeout,
1059 (caddr_t)MCD_S_WAITMODE,hz/100); /* XXX */
1060 return;
1061 } else {
1062 printf("mcd%d: timeout getstatus\n",unit);
1063 goto readerr;
1064 }
1065
1066 case MCD_S_WAITMODE:
1067 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITMODE, tohandle);
1068 if (mbx->count-- < 0) {
1069 printf("mcd%d: timeout set mode\n",unit);
1070 goto readerr;
1071 }
1072 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
1073 tohandle = timeout(mcd_timeout,
1074 (caddr_t)MCD_S_WAITMODE,hz/100);
1075 return;
1076 }
1077 cd->status = inb(port+mcd_status) & 0xFF;
1078 if (cd->status & MCD_ST_CMDCHECK) {
1079 cd->curr_mode = MCD_MD_UNKNOWN;
1080 goto retry_mode;
1081 }
1082 if (mcd_setflags(unit,cd) < 0)
1083 goto changed;
1084 cd->curr_mode = mbx->mode;
1085 MCD_TRACE("got WAITMODE delay=%d\n",
1086 RDELAY_WAITMODE-mbx->count);
1087modedone:
1088 /* for first block */
| 997 struct mcd_data *cd = mcd_data + unit;
998
999 int rm,i,k;
1000 struct mcd_read2 rbuf;
1001 int blknum;
1002 caddr_t addr;
1003
1004loop:
1005 switch (state) {
1006 case MCD_S_BEGIN:
1007 mbx = mbxsave = mbxin;
1008
1009 case MCD_S_BEGIN1:
1010retry_status:
1011 /* get status */
1012 outb(com_port, MCD_CMDGETSTAT);
1013 mbx->count = RDELAY_WAITSTAT;
1014 tohandle = timeout(mcd_timeout,
1015 (caddr_t)MCD_S_WAITSTAT,hz/100); /* XXX */
1016 return;
1017 case MCD_S_WAITSTAT:
1018 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITSTAT, tohandle);
1019 if (mbx->count-- >= 0) {
1020 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
1021 timeout(mcd_timeout,
1022 (caddr_t)MCD_S_WAITSTAT,hz/100); /* XXX */
1023 return;
1024 }
1025 cd->status = inb(port+mcd_status) & 0xFF;
1026 if (cd->status & MCD_ST_CMDCHECK)
1027 goto retry_status;
1028 if (mcd_setflags(unit,cd) < 0)
1029 goto changed;
1030 MCD_TRACE("got WAITSTAT delay=%d\n",
1031 RDELAY_WAITSTAT-mbx->count);
1032 /* reject, if audio active */
1033 if (cd->status & MCDAUDIOBSY) {
1034 printf("mcd%d: audio is active\n",unit);
1035 goto readerr;
1036 }
1037
1038retry_mode:
1039 /* to check for raw/cooked mode */
1040 if (cd->flags & MCDREADRAW) {
1041 rm = MCD_MD_RAW;
1042 mbx->sz = MCDRBLK;
1043 } else {
1044 rm = MCD_MD_COOKED;
1045 mbx->sz = cd->blksize;
1046 }
1047
1048 if (rm == cd->curr_mode)
1049 goto modedone;
1050
1051 mbx->count = RDELAY_WAITMODE;
1052
1053 cd->curr_mode = MCD_MD_UNKNOWN;
1054 mbx->mode = rm;
1055 mcd_put(com_port, MCD_CMDSETMODE);
1056 mcd_put(com_port, rm);
1057
1058 tohandle = timeout(mcd_timeout,
1059 (caddr_t)MCD_S_WAITMODE,hz/100); /* XXX */
1060 return;
1061 } else {
1062 printf("mcd%d: timeout getstatus\n",unit);
1063 goto readerr;
1064 }
1065
1066 case MCD_S_WAITMODE:
1067 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITMODE, tohandle);
1068 if (mbx->count-- < 0) {
1069 printf("mcd%d: timeout set mode\n",unit);
1070 goto readerr;
1071 }
1072 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL) {
1073 tohandle = timeout(mcd_timeout,
1074 (caddr_t)MCD_S_WAITMODE,hz/100);
1075 return;
1076 }
1077 cd->status = inb(port+mcd_status) & 0xFF;
1078 if (cd->status & MCD_ST_CMDCHECK) {
1079 cd->curr_mode = MCD_MD_UNKNOWN;
1080 goto retry_mode;
1081 }
1082 if (mcd_setflags(unit,cd) < 0)
1083 goto changed;
1084 cd->curr_mode = mbx->mode;
1085 MCD_TRACE("got WAITMODE delay=%d\n",
1086 RDELAY_WAITMODE-mbx->count);
1087modedone:
1088 /* for first block */
|
1089 mbx->nblk = (bp->b_bcount + (mbx->sz-1)) / mbx->sz;
| 1089 mbx->nblk = (bp->bio_bcount + (mbx->sz-1)) / mbx->sz;
|
1090 mbx->skip = 0;
1091
1092nextblock:
| 1090 mbx->skip = 0;
1091
1092nextblock:
|
1093 blknum = (bp->b_blkno / (mbx->sz/DEV_BSIZE))
| 1093 blknum = (bp->bio_blkno / (mbx->sz/DEV_BSIZE))
|
1094 + mbx->p_offset + mbx->skip/mbx->sz;
1095
1096 MCD_TRACE("mcd_doread: read blknum=%d for bp=%p\n",
1097 blknum, bp);
1098
1099 /* build parameter block */
1100 hsg2msf(blknum,rbuf.start_msf);
1101retry_read:
1102 /* send the read command */
1103 disable_intr();
1104 mcd_put(com_port,cd->read_command);
1105 mcd_put(com_port,rbuf.start_msf[0]);
1106 mcd_put(com_port,rbuf.start_msf[1]);
1107 mcd_put(com_port,rbuf.start_msf[2]);
1108 mcd_put(com_port,0);
1109 mcd_put(com_port,0);
1110 mcd_put(com_port,1);
1111 enable_intr();
1112
1113 /* Spin briefly (<= 2ms) to avoid missing next block */
1114 for (i = 0; i < 20; i++) {
1115 k = inb(port+MCD_FLAGS);
1116 if (!(k & MFL_DATA_NOT_AVAIL))
1117 goto got_it;
1118 DELAY(100);
1119 }
1120
1121 mbx->count = RDELAY_WAITREAD;
1122 tohandle = timeout(mcd_timeout,
1123 (caddr_t)MCD_S_WAITREAD,hz/100); /* XXX */
1124 return;
1125 case MCD_S_WAITREAD:
1126 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITREAD, tohandle);
1127 if (mbx->count-- > 0) {
1128 k = inb(port+MCD_FLAGS);
1129 if (!(k & MFL_DATA_NOT_AVAIL)) { /* XXX */
1130 MCD_TRACE("got data delay=%d\n",
1131 RDELAY_WAITREAD-mbx->count);
1132 got_it:
1133 /* data is ready */
| 1094 + mbx->p_offset + mbx->skip/mbx->sz;
1095
1096 MCD_TRACE("mcd_doread: read blknum=%d for bp=%p\n",
1097 blknum, bp);
1098
1099 /* build parameter block */
1100 hsg2msf(blknum,rbuf.start_msf);
1101retry_read:
1102 /* send the read command */
1103 disable_intr();
1104 mcd_put(com_port,cd->read_command);
1105 mcd_put(com_port,rbuf.start_msf[0]);
1106 mcd_put(com_port,rbuf.start_msf[1]);
1107 mcd_put(com_port,rbuf.start_msf[2]);
1108 mcd_put(com_port,0);
1109 mcd_put(com_port,0);
1110 mcd_put(com_port,1);
1111 enable_intr();
1112
1113 /* Spin briefly (<= 2ms) to avoid missing next block */
1114 for (i = 0; i < 20; i++) {
1115 k = inb(port+MCD_FLAGS);
1116 if (!(k & MFL_DATA_NOT_AVAIL))
1117 goto got_it;
1118 DELAY(100);
1119 }
1120
1121 mbx->count = RDELAY_WAITREAD;
1122 tohandle = timeout(mcd_timeout,
1123 (caddr_t)MCD_S_WAITREAD,hz/100); /* XXX */
1124 return;
1125 case MCD_S_WAITREAD:
1126 untimeout(mcd_timeout,(caddr_t)MCD_S_WAITREAD, tohandle);
1127 if (mbx->count-- > 0) {
1128 k = inb(port+MCD_FLAGS);
1129 if (!(k & MFL_DATA_NOT_AVAIL)) { /* XXX */
1130 MCD_TRACE("got data delay=%d\n",
1131 RDELAY_WAITREAD-mbx->count);
1132 got_it:
1133 /* data is ready */
|
1134 addr = bp->b_data + mbx->skip;
| 1134 addr = bp->bio_data + mbx->skip;
|
1135
1136 outb(port+mcd_ctl2,0x04); /* XXX */
1137 for (i=0; i<mbx->sz; i++)
1138 *addr++ = inb(data_port);
1139 outb(port+mcd_ctl2,0x0c); /* XXX */
1140
1141 k = inb(port+MCD_FLAGS);
1142 /* If we still have some junk, read it too */
1143 if (!(k & MFL_DATA_NOT_AVAIL)) {
1144 outb(port+mcd_ctl2,0x04); /* XXX */
1145 (void)inb(data_port);
1146 (void)inb(data_port);
1147 outb(port+mcd_ctl2,0x0c); /* XXX */
1148 }
1149
1150 if (--mbx->nblk > 0) {
1151 mbx->skip += mbx->sz;
1152 goto nextblock;
1153 }
1154
1155 /* return buffer */
| 1135
1136 outb(port+mcd_ctl2,0x04); /* XXX */
1137 for (i=0; i<mbx->sz; i++)
1138 *addr++ = inb(data_port);
1139 outb(port+mcd_ctl2,0x0c); /* XXX */
1140
1141 k = inb(port+MCD_FLAGS);
1142 /* If we still have some junk, read it too */
1143 if (!(k & MFL_DATA_NOT_AVAIL)) {
1144 outb(port+mcd_ctl2,0x04); /* XXX */
1145 (void)inb(data_port);
1146 (void)inb(data_port);
1147 outb(port+mcd_ctl2,0x0c); /* XXX */
1148 }
1149
1150 if (--mbx->nblk > 0) {
1151 mbx->skip += mbx->sz;
1152 goto nextblock;
1153 }
1154
1155 /* return buffer */
|
1156 bp->b_resid = 0;
| 1156 bp->bio_resid = 0;
|
1157 biodone(bp);
1158
1159 cd->flags &= ~(MCDMBXBSY|MCDREADRAW);
1160 mcd_start(mbx->unit);
1161 return;
1162 }
1163 if (!(k & MFL_STATUS_NOT_AVAIL)) {
1164 cd->status = inb(port+mcd_status) & 0xFF;
1165 if (cd->status & MCD_ST_CMDCHECK)
1166 goto retry_read;
1167 if (mcd_setflags(unit,cd) < 0)
1168 goto changed;
1169 }
1170 tohandle = timeout(mcd_timeout,
1171 (caddr_t)MCD_S_WAITREAD,hz/100); /* XXX */
1172 return;
1173 } else {
1174 printf("mcd%d: timeout read data\n",unit);
1175 goto readerr;
1176 }
1177 }
1178
1179readerr:
1180 if (mbx->retry-- > 0) {
1181 printf("mcd%d: retrying\n",unit);
1182 state = MCD_S_BEGIN1;
1183 goto loop;
1184 }
1185harderr:
1186 /* invalidate the buffer */
| 1157 biodone(bp);
1158
1159 cd->flags &= ~(MCDMBXBSY|MCDREADRAW);
1160 mcd_start(mbx->unit);
1161 return;
1162 }
1163 if (!(k & MFL_STATUS_NOT_AVAIL)) {
1164 cd->status = inb(port+mcd_status) & 0xFF;
1165 if (cd->status & MCD_ST_CMDCHECK)
1166 goto retry_read;
1167 if (mcd_setflags(unit,cd) < 0)
1168 goto changed;
1169 }
1170 tohandle = timeout(mcd_timeout,
1171 (caddr_t)MCD_S_WAITREAD,hz/100); /* XXX */
1172 return;
1173 } else {
1174 printf("mcd%d: timeout read data\n",unit);
1175 goto readerr;
1176 }
1177 }
1178
1179readerr:
1180 if (mbx->retry-- > 0) {
1181 printf("mcd%d: retrying\n",unit);
1182 state = MCD_S_BEGIN1;
1183 goto loop;
1184 }
1185harderr:
1186 /* invalidate the buffer */
|
1187 bp->b_ioflags |= BIO_ERROR;
1188 bp->b_resid = bp->b_bcount;
| 1187 bp->bio_flags |= BIO_ERROR;
1188 bp->bio_resid = bp->bio_bcount;
|
1189 biodone(bp);
1190
1191 cd->flags &= ~(MCDMBXBSY|MCDREADRAW);
1192 mcd_start(mbx->unit);
1193 return;
1194
1195changed:
1196 printf("mcd%d: media changed\n", unit);
1197 goto harderr;
1198
1199#ifdef NOTDEF
1200 printf("mcd%d: unit timeout, resetting\n",mbx->unit);
1201 outb(mbx->port+mcd_reset,MCD_CMDRESET);
1202 DELAY(300000);
1203 (void)mcd_getstat(mbx->unit,1);
1204 (void)mcd_getstat(mbx->unit,1);
1205 /*cd->status &= ~MCDDSKCHNG; */
1206 cd->debug = 1; /* preventive set debug mode */
1207
1208#endif
1209
1210}
1211
1212static int
1213mcd_lock_door(int unit, int lock)
1214{
1215 struct mcd_data *cd = mcd_data + unit;
1216 int port = cd->iobase;
1217
1218 outb(port+mcd_command, MCD_CMDLOCKDRV);
1219 outb(port+mcd_command, lock);
1220 if (mcd_getstat(unit,0) == -1)
1221 return EIO;
1222 return 0;
1223}
1224
1225static int
1226mcd_close_tray(int unit)
1227{
1228 struct mcd_data *cd = mcd_data + unit;
1229 int port = cd->iobase;
1230 int retry, r;
1231
1232 if (mcd_getstat(unit,1) == -1)
1233 return EIO;
1234 if (cd->status & MCDDOOROPEN) {
1235 outb(port+mcd_command, MCD_CMDCLOSETRAY);
1236 for (retry = 0; retry < CLOSE_TRAY_SECS * WAIT_FRAC; retry++) {
1237 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL)
1238 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdcls", hz/WAIT_FRAC);
1239 else {
1240 if ((r = mcd_getstat(unit,0)) == -1)
1241 return EIO;
1242 return 0;
1243 }
1244 }
1245 return ENXIO;
1246 }
1247 return 0;
1248}
1249
1250static int
1251mcd_eject(int unit)
1252{
1253 struct mcd_data *cd = mcd_data + unit;
1254 int port = cd->iobase, r;
1255
1256 if (mcd_getstat(unit,1) == -1) /* detect disk change too */
1257 return EIO;
1258 if (cd->status & MCDDOOROPEN)
1259 return 0;
1260 if ((r = mcd_stop(unit)) == EIO)
1261 return r;
1262 outb(port+mcd_command, MCD_CMDEJECTDISK);
1263 if (mcd_getstat(unit,0) == -1)
1264 return EIO;
1265 return 0;
1266}
1267
1268static int
1269mcd_inject(int unit)
1270{
1271 struct mcd_data *cd = mcd_data + unit;
1272
1273 if (mcd_getstat(unit,1) == -1) /* detect disk change too */
1274 return EIO;
1275 if (cd->status & MCDDOOROPEN)
1276 return mcd_close_tray(unit);
1277 return 0;
1278}
1279
1280static int
1281mcd_hard_reset(int unit)
1282{
1283 struct mcd_data *cd = mcd_data + unit;
1284 int port = cd->iobase;
1285
1286 outb(port+mcd_reset,MCD_CMDRESET);
1287 cd->curr_mode = MCD_MD_UNKNOWN;
1288 cd->audio_status = CD_AS_AUDIO_INVALID;
1289 return 0;
1290}
1291
1292static void
1293mcd_soft_reset(int unit)
1294{
1295 struct mcd_data *cd = mcd_data + unit;
1296 int i;
1297
1298 cd->flags &= (MCDINIT|MCDPROBING|MCDNEWMODEL);
1299 cd->curr_mode = MCD_MD_UNKNOWN;
1300 for (i=0; i<MAXPARTITIONS; i++) cd->partflags[i] = 0;
1301 cd->audio_status = CD_AS_AUDIO_INVALID;
1302}
1303
1304static int
1305mcd_setmode(int unit, int mode)
1306{
1307 struct mcd_data *cd = mcd_data + unit;
1308 int port = cd->iobase;
1309 int retry, st;
1310
1311 if (cd->curr_mode == mode)
1312 return 0;
1313 if (cd->debug)
1314 printf("mcd%d: setting mode to %d\n", unit, mode);
1315 for(retry=0; retry<MCD_RETRYS; retry++)
1316 {
1317 cd->curr_mode = MCD_MD_UNKNOWN;
1318 outb(port+mcd_command, MCD_CMDSETMODE);
1319 outb(port+mcd_command, mode);
1320 if ((st = mcd_getstat(unit, 0)) >= 0) {
1321 cd->curr_mode = mode;
1322 return 0;
1323 }
1324 if (st == -2) {
1325 printf("mcd%d: media changed\n", unit);
1326 break;
1327 }
1328 }
1329
1330 return -1;
1331}
1332
1333static int
1334mcd_toc_header(int unit, struct ioc_toc_header *th)
1335{
1336 struct mcd_data *cd = mcd_data + unit;
1337 int r;
1338
1339 if ((r = mcd_volinfo(unit)) != 0)
1340 return r;
1341
1342 th->starting_track = bcd2bin(cd->volinfo.trk_low);
1343 th->ending_track = bcd2bin(cd->volinfo.trk_high);
1344 th->len = 2 * sizeof(u_char) /* start & end tracks */ +
1345 (th->ending_track + 1 - th->starting_track + 1) *
1346 sizeof(struct cd_toc_entry);
1347
1348 return 0;
1349}
1350
1351static int
1352mcd_read_toc(int unit)
1353{
1354 struct mcd_data *cd = mcd_data + unit;
1355 struct ioc_toc_header th;
1356 struct mcd_qchninfo q;
1357 int rc, trk, idx, retry;
1358
1359 /* Only read TOC if needed */
1360 if (cd->flags & MCDTOC)
1361 return 0;
1362
1363 if (cd->debug)
1364 printf("mcd%d: reading toc header\n", unit);
1365
1366 if ((rc = mcd_toc_header(unit, &th)) != 0)
1367 return rc;
1368
1369 if (mcd_send(unit, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
1370 return EIO;
1371
1372 if (mcd_setmode(unit, MCD_MD_TOC) != 0)
1373 return EIO;
1374
1375 if (cd->debug)
1376 printf("mcd%d: get_toc reading qchannel info\n",unit);
1377
1378 for(trk=th.starting_track; trk<=th.ending_track; trk++)
1379 cd->toc[trk].idx_no = 0;
1380 trk = th.ending_track - th.starting_track + 1;
1381 for(retry=0; retry<600 && trk>0; retry++)
1382 {
1383 if (mcd_getqchan(unit, &q) < 0) break;
1384 idx = bcd2bin(q.idx_no);
1385 if (idx>=th.starting_track && idx<=th.ending_track && q.trk_no==0) {
1386 if (cd->toc[idx].idx_no == 0) {
1387 cd->toc[idx] = q;
1388 trk--;
1389 }
1390 }
1391 }
1392
1393 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1394 return EIO;
1395
1396 if (trk != 0)
1397 return ENXIO;
1398
1399 /* add a fake last+1 */
1400 idx = th.ending_track + 1;
1401 cd->toc[idx].control = cd->toc[idx-1].control;
1402 cd->toc[idx].addr_type = cd->toc[idx-1].addr_type;
1403 cd->toc[idx].trk_no = 0;
1404 cd->toc[idx].idx_no = MCD_LASTPLUS1;
1405 cd->toc[idx].hd_pos_msf[0] = cd->volinfo.vol_msf[0];
1406 cd->toc[idx].hd_pos_msf[1] = cd->volinfo.vol_msf[1];
1407 cd->toc[idx].hd_pos_msf[2] = cd->volinfo.vol_msf[2];
1408
1409 if (cd->debug)
1410 { int i;
1411 for (i = th.starting_track; i <= idx; i++)
1412 printf("mcd%d: trk %d idx %d pos %d %d %d\n",
1413 unit, i,
1414 cd->toc[i].idx_no > 0x99 ? cd->toc[i].idx_no :
1415 bcd2bin(cd->toc[i].idx_no),
1416 bcd2bin(cd->toc[i].hd_pos_msf[0]),
1417 bcd2bin(cd->toc[i].hd_pos_msf[1]),
1418 bcd2bin(cd->toc[i].hd_pos_msf[2]));
1419 }
1420
1421 cd->flags |= MCDTOC;
1422
1423 return 0;
1424}
1425
1426#if 0
1427static int
1428mcd_toc_entry(int unit, struct ioc_read_toc_single_entry *te)
1429{
1430 struct mcd_data *cd = mcd_data + unit;
1431 struct ioc_toc_header th;
1432 int rc, trk;
1433
1434 if (te->address_format != CD_MSF_FORMAT
1435 && te->address_format != CD_LBA_FORMAT)
1436 return EINVAL;
1437
1438 /* Copy the toc header */
1439 if ((rc = mcd_toc_header(unit, &th)) != 0)
1440 return rc;
1441
1442 /* verify starting track */
1443 trk = te->track;
1444 if (trk == 0)
1445 trk = th.starting_track;
1446 else if (trk == MCD_LASTPLUS1)
1447 trk = th.ending_track + 1;
1448 else if (trk < th.starting_track || trk > th.ending_track + 1)
1449 return EINVAL;
1450
1451 /* Make sure we have a valid toc */
1452 if ((rc=mcd_read_toc(unit)) != 0)
1453 return rc;
1454
1455 /* Copy the TOC data. */
1456 if (cd->toc[trk].idx_no == 0)
1457 return EIO;
1458
1459 te->entry.control = cd->toc[trk].control;
1460 te->entry.addr_type = cd->toc[trk].addr_type;
1461 te->entry.track =
1462 cd->toc[trk].idx_no > 0x99 ? cd->toc[trk].idx_no :
1463 bcd2bin(cd->toc[trk].idx_no);
1464 switch (te->address_format) {
1465 case CD_MSF_FORMAT:
1466 te->entry.addr.msf.unused = 0;
1467 te->entry.addr.msf.minute = bcd2bin(cd->toc[trk].hd_pos_msf[0]);
1468 te->entry.addr.msf.second = bcd2bin(cd->toc[trk].hd_pos_msf[1]);
1469 te->entry.addr.msf.frame = bcd2bin(cd->toc[trk].hd_pos_msf[2]);
1470 break;
1471 case CD_LBA_FORMAT:
1472 te->entry.addr.lba = htonl(msf2hsg(cd->toc[trk].hd_pos_msf, 0));
1473 break;
1474 }
1475 return 0;
1476}
1477#endif
1478
1479static int
1480mcd_toc_entrys(int unit, struct ioc_read_toc_entry *te)
1481{
1482 struct mcd_data *cd = mcd_data + unit;
1483 struct cd_toc_entry entries[MCD_MAXTOCS];
1484 struct ioc_toc_header th;
1485 int rc, n, trk, len;
1486
1487 if ( te->data_len < sizeof(entries[0])
1488 || (te->data_len % sizeof(entries[0])) != 0
1489 || (te->address_format != CD_MSF_FORMAT
1490 && te->address_format != CD_LBA_FORMAT)
1491 )
1492 return EINVAL;
1493
1494 /* Copy the toc header */
1495 if ((rc = mcd_toc_header(unit, &th)) != 0)
1496 return rc;
1497
1498 /* verify starting track */
1499 trk = te->starting_track;
1500 if (trk == 0)
1501 trk = th.starting_track;
1502 else if (trk == MCD_LASTPLUS1)
1503 trk = th.ending_track + 1;
1504 else if (trk < th.starting_track || trk > th.ending_track + 1)
1505 return EINVAL;
1506
1507 len = ((th.ending_track + 1 - trk) + 1) *
1508 sizeof(entries[0]);
1509 if (te->data_len < len)
1510 len = te->data_len;
1511 if (len > sizeof(entries))
1512 return EINVAL;
1513
1514 /* Make sure we have a valid toc */
1515 if ((rc=mcd_read_toc(unit)) != 0)
1516 return rc;
1517
1518 /* Copy the TOC data. */
1519 for (n = 0; len > 0 && trk <= th.ending_track + 1; trk++) {
1520 if (cd->toc[trk].idx_no == 0)
1521 continue;
1522 entries[n].control = cd->toc[trk].control;
1523 entries[n].addr_type = cd->toc[trk].addr_type;
1524 entries[n].track =
1525 cd->toc[trk].idx_no > 0x99 ? cd->toc[trk].idx_no :
1526 bcd2bin(cd->toc[trk].idx_no);
1527 switch (te->address_format) {
1528 case CD_MSF_FORMAT:
1529 entries[n].addr.msf.unused = 0;
1530 entries[n].addr.msf.minute = bcd2bin(cd->toc[trk].hd_pos_msf[0]);
1531 entries[n].addr.msf.second = bcd2bin(cd->toc[trk].hd_pos_msf[1]);
1532 entries[n].addr.msf.frame = bcd2bin(cd->toc[trk].hd_pos_msf[2]);
1533 break;
1534 case CD_LBA_FORMAT:
1535 entries[n].addr.lba = htonl(msf2hsg(cd->toc[trk].hd_pos_msf, 0));
1536 break;
1537 }
1538 len -= sizeof(struct cd_toc_entry);
1539 n++;
1540 }
1541
1542 /* copy the data back */
1543 return copyout(entries, te->data, n * sizeof(struct cd_toc_entry));
1544}
1545
1546static int
1547mcd_stop(int unit)
1548{
1549 struct mcd_data *cd = mcd_data + unit;
1550
1551 /* Verify current status */
1552 if (cd->audio_status != CD_AS_PLAY_IN_PROGRESS &&
1553 cd->audio_status != CD_AS_PLAY_PAUSED &&
1554 cd->audio_status != CD_AS_PLAY_COMPLETED) {
1555 if (cd->debug)
1556 printf("mcd%d: stop attempted when not playing, audio status %d\n",
1557 unit, cd->audio_status);
1558 return EINVAL;
1559 }
1560 if (cd->audio_status == CD_AS_PLAY_IN_PROGRESS)
1561 if (mcd_send(unit, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
1562 return EIO;
1563 cd->audio_status = CD_AS_PLAY_COMPLETED;
1564 return 0;
1565}
1566
1567static int
1568mcd_getqchan(int unit, struct mcd_qchninfo *q)
1569{
1570 struct mcd_data *cd = mcd_data + unit;
1571
1572 if (mcd_send(unit, MCD_CMDGETQCHN, MCD_RETRYS) < 0)
1573 return -1;
1574 if (mcd_get(unit, (char *) q, sizeof(struct mcd_qchninfo)) < 0)
1575 return -1;
1576 if (cd->debug) {
1577 printf("mcd%d: getqchan control=0x%x addr_type=0x%x trk=%d ind=%d ttm=%d:%d.%d dtm=%d:%d.%d\n",
1578 unit,
1579 q->control, q->addr_type, bcd2bin(q->trk_no),
1580 bcd2bin(q->idx_no),
1581 bcd2bin(q->trk_size_msf[0]), bcd2bin(q->trk_size_msf[1]),
1582 bcd2bin(q->trk_size_msf[2]),
1583 bcd2bin(q->hd_pos_msf[0]), bcd2bin(q->hd_pos_msf[1]),
1584 bcd2bin(q->hd_pos_msf[2]));
1585 }
1586 return 0;
1587}
1588
1589static int
1590mcd_subchan(int unit, struct ioc_read_subchannel *sc)
1591{
1592 struct mcd_data *cd = mcd_data + unit;
1593 struct mcd_qchninfo q;
1594 struct cd_sub_channel_info data;
1595 int lba;
1596
1597 if (cd->debug)
1598 printf("mcd%d: subchan af=%d, df=%d\n", unit,
1599 sc->address_format,
1600 sc->data_format);
1601
1602 if (sc->address_format != CD_MSF_FORMAT &&
1603 sc->address_format != CD_LBA_FORMAT)
1604 return EINVAL;
1605
1606 if (sc->data_format != CD_CURRENT_POSITION &&
1607 sc->data_format != CD_MEDIA_CATALOG)
1608 return EINVAL;
1609
1610 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1611 return EIO;
1612
1613 if (mcd_getqchan(unit, &q) < 0)
1614 return EIO;
1615
1616 data.header.audio_status = cd->audio_status;
1617 data.what.position.data_format = sc->data_format;
1618
1619 switch (sc->data_format) {
1620 case CD_MEDIA_CATALOG:
1621 data.what.media_catalog.mc_valid = 1;
1622 data.what.media_catalog.mc_number[0] = '\0';
1623 break;
1624
1625 case CD_CURRENT_POSITION:
1626 data.what.position.control = q.control;
1627 data.what.position.addr_type = q.addr_type;
1628 data.what.position.track_number = bcd2bin(q.trk_no);
1629 data.what.position.index_number = bcd2bin(q.idx_no);
1630 switch (sc->address_format) {
1631 case CD_MSF_FORMAT:
1632 data.what.position.reladdr.msf.unused = 0;
1633 data.what.position.reladdr.msf.minute = bcd2bin(q.trk_size_msf[0]);
1634 data.what.position.reladdr.msf.second = bcd2bin(q.trk_size_msf[1]);
1635 data.what.position.reladdr.msf.frame = bcd2bin(q.trk_size_msf[2]);
1636 data.what.position.absaddr.msf.unused = 0;
1637 data.what.position.absaddr.msf.minute = bcd2bin(q.hd_pos_msf[0]);
1638 data.what.position.absaddr.msf.second = bcd2bin(q.hd_pos_msf[1]);
1639 data.what.position.absaddr.msf.frame = bcd2bin(q.hd_pos_msf[2]);
1640 break;
1641 case CD_LBA_FORMAT:
1642 lba = msf2hsg(q.trk_size_msf, 1);
1643 /*
1644 * Pre-gap has index number of 0, and decreasing MSF
1645 * address. Must be converted to negative LBA, per
1646 * SCSI spec.
1647 */
1648 if (data.what.position.index_number == 0)
1649 lba = -lba;
1650 data.what.position.reladdr.lba = htonl(lba);
1651 data.what.position.absaddr.lba = htonl(msf2hsg(q.hd_pos_msf, 0));
1652 break;
1653 }
1654 break;
1655 }
1656
1657 return copyout(&data, sc->data, min(sizeof(struct cd_sub_channel_info), sc->data_len));
1658}
1659
1660static int
1661mcd_playmsf(int unit, struct ioc_play_msf *p)
1662{
1663 struct mcd_data *cd = mcd_data + unit;
1664 struct mcd_read2 pb;
1665
1666 if (cd->debug)
1667 printf("mcd%d: playmsf: from %d:%d.%d to %d:%d.%d\n",
1668 unit,
1669 p->start_m, p->start_s, p->start_f,
1670 p->end_m, p->end_s, p->end_f);
1671
1672 if ((p->start_m * 60 * 75 + p->start_s * 75 + p->start_f) >=
1673 (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) ||
1674 (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) >
1675 M_msf(cd->volinfo.vol_msf) * 60 * 75 +
1676 S_msf(cd->volinfo.vol_msf) * 75 +
1677 F_msf(cd->volinfo.vol_msf))
1678 return EINVAL;
1679
1680 pb.start_msf[0] = bin2bcd(p->start_m);
1681 pb.start_msf[1] = bin2bcd(p->start_s);
1682 pb.start_msf[2] = bin2bcd(p->start_f);
1683 pb.end_msf[0] = bin2bcd(p->end_m);
1684 pb.end_msf[1] = bin2bcd(p->end_s);
1685 pb.end_msf[2] = bin2bcd(p->end_f);
1686
1687 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1688 return EIO;
1689
1690 return mcd_play(unit, &pb);
1691}
1692
1693static int
1694mcd_playtracks(int unit, struct ioc_play_track *pt)
1695{
1696 struct mcd_data *cd = mcd_data + unit;
1697 struct mcd_read2 pb;
1698 int a = pt->start_track;
1699 int z = pt->end_track;
1700 int rc, i;
1701
1702 if ((rc = mcd_read_toc(unit)) != 0)
1703 return rc;
1704
1705 if (cd->debug)
1706 printf("mcd%d: playtracks from %d:%d to %d:%d\n", unit,
1707 a, pt->start_index, z, pt->end_index);
1708
1709 if ( a < bcd2bin(cd->volinfo.trk_low)
1710 || a > bcd2bin(cd->volinfo.trk_high)
1711 || a > z
1712 || z < bcd2bin(cd->volinfo.trk_low)
1713 || z > bcd2bin(cd->volinfo.trk_high))
1714 return EINVAL;
1715
1716 for (i = 0; i < 3; i++) {
1717 pb.start_msf[i] = cd->toc[a].hd_pos_msf[i];
1718 pb.end_msf[i] = cd->toc[z+1].hd_pos_msf[i];
1719 }
1720
1721 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1722 return EIO;
1723
1724 return mcd_play(unit, &pb);
1725}
1726
1727static int
1728mcd_playblocks(int unit, struct ioc_play_blocks *p)
1729{
1730 struct mcd_data *cd = mcd_data + unit;
1731 struct mcd_read2 pb;
1732
1733 if (cd->debug)
1734 printf("mcd%d: playblocks: blkno %d length %d\n",
1735 unit, p->blk, p->len);
1736
1737 if (p->blk > cd->disksize || p->len > cd->disksize ||
1738 p->blk < 0 || p->len < 0 ||
1739 (p->blk + p->len) > cd->disksize)
1740 return EINVAL;
1741
1742 hsg2msf(p->blk, pb.start_msf);
1743 hsg2msf(p->blk + p->len, pb.end_msf);
1744
1745 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1746 return EIO;
1747
1748 return mcd_play(unit, &pb);
1749}
1750
1751static int
1752mcd_play(int unit, struct mcd_read2 *pb)
1753{
1754 struct mcd_data *cd = mcd_data + unit;
1755 int com_port = cd->iobase + mcd_command;
1756 int retry, st = -1, status;
1757
1758 cd->lastpb = *pb;
1759 for(retry=0; retry<MCD_RETRYS; retry++) {
1760
1761 disable_intr();
1762 outb(com_port, MCD_CMDSINGLESPEEDREAD);
1763 outb(com_port, pb->start_msf[0]);
1764 outb(com_port, pb->start_msf[1]);
1765 outb(com_port, pb->start_msf[2]);
1766 outb(com_port, pb->end_msf[0]);
1767 outb(com_port, pb->end_msf[1]);
1768 outb(com_port, pb->end_msf[2]);
1769 enable_intr();
1770
1771 status=mcd_getstat(unit, 0);
1772 if (status == -1)
1773 continue;
1774 else if (status != -2)
1775 st = 0;
1776 break;
1777 }
1778
1779 if (status == -2) {
1780 printf("mcd%d: media changed\n", unit);
1781 return ENXIO;
1782 }
1783 if (cd->debug)
1784 printf("mcd%d: mcd_play retry=%d, status=0x%02x\n", unit, retry, status);
1785 if (st < 0)
1786 return ENXIO;
1787 cd->audio_status = CD_AS_PLAY_IN_PROGRESS;
1788 return 0;
1789}
1790
1791static int
1792mcd_pause(int unit)
1793{
1794 struct mcd_data *cd = mcd_data + unit;
1795 struct mcd_qchninfo q;
1796 int rc;
1797
1798 /* Verify current status */
1799 if (cd->audio_status != CD_AS_PLAY_IN_PROGRESS &&
1800 cd->audio_status != CD_AS_PLAY_PAUSED) {
1801 if (cd->debug)
1802 printf("mcd%d: pause attempted when not playing, audio status %d\n",
1803 unit, cd->audio_status);
1804 return EINVAL;
1805 }
1806
1807 /* Get the current position */
1808 if (mcd_getqchan(unit, &q) < 0)
1809 return EIO;
1810
1811 /* Copy it into lastpb */
1812 cd->lastpb.start_msf[0] = q.hd_pos_msf[0];
1813 cd->lastpb.start_msf[1] = q.hd_pos_msf[1];
1814 cd->lastpb.start_msf[2] = q.hd_pos_msf[2];
1815
1816 /* Stop playing */
1817 if ((rc=mcd_stop(unit)) != 0)
1818 return rc;
1819
1820 /* Set the proper status and exit */
1821 cd->audio_status = CD_AS_PLAY_PAUSED;
1822 return 0;
1823}
1824
1825static int
1826mcd_resume(int unit)
1827{
1828 struct mcd_data *cd = mcd_data + unit;
1829
1830 if (cd->audio_status != CD_AS_PLAY_PAUSED)
1831 return EINVAL;
1832 return mcd_play(unit, &cd->lastpb);
1833}
| 1189 biodone(bp);
1190
1191 cd->flags &= ~(MCDMBXBSY|MCDREADRAW);
1192 mcd_start(mbx->unit);
1193 return;
1194
1195changed:
1196 printf("mcd%d: media changed\n", unit);
1197 goto harderr;
1198
1199#ifdef NOTDEF
1200 printf("mcd%d: unit timeout, resetting\n",mbx->unit);
1201 outb(mbx->port+mcd_reset,MCD_CMDRESET);
1202 DELAY(300000);
1203 (void)mcd_getstat(mbx->unit,1);
1204 (void)mcd_getstat(mbx->unit,1);
1205 /*cd->status &= ~MCDDSKCHNG; */
1206 cd->debug = 1; /* preventive set debug mode */
1207
1208#endif
1209
1210}
1211
1212static int
1213mcd_lock_door(int unit, int lock)
1214{
1215 struct mcd_data *cd = mcd_data + unit;
1216 int port = cd->iobase;
1217
1218 outb(port+mcd_command, MCD_CMDLOCKDRV);
1219 outb(port+mcd_command, lock);
1220 if (mcd_getstat(unit,0) == -1)
1221 return EIO;
1222 return 0;
1223}
1224
1225static int
1226mcd_close_tray(int unit)
1227{
1228 struct mcd_data *cd = mcd_data + unit;
1229 int port = cd->iobase;
1230 int retry, r;
1231
1232 if (mcd_getstat(unit,1) == -1)
1233 return EIO;
1234 if (cd->status & MCDDOOROPEN) {
1235 outb(port+mcd_command, MCD_CMDCLOSETRAY);
1236 for (retry = 0; retry < CLOSE_TRAY_SECS * WAIT_FRAC; retry++) {
1237 if (inb(port+MCD_FLAGS) & MFL_STATUS_NOT_AVAIL)
1238 (void) tsleep((caddr_t)cd, PSOCK | PCATCH, "mcdcls", hz/WAIT_FRAC);
1239 else {
1240 if ((r = mcd_getstat(unit,0)) == -1)
1241 return EIO;
1242 return 0;
1243 }
1244 }
1245 return ENXIO;
1246 }
1247 return 0;
1248}
1249
1250static int
1251mcd_eject(int unit)
1252{
1253 struct mcd_data *cd = mcd_data + unit;
1254 int port = cd->iobase, r;
1255
1256 if (mcd_getstat(unit,1) == -1) /* detect disk change too */
1257 return EIO;
1258 if (cd->status & MCDDOOROPEN)
1259 return 0;
1260 if ((r = mcd_stop(unit)) == EIO)
1261 return r;
1262 outb(port+mcd_command, MCD_CMDEJECTDISK);
1263 if (mcd_getstat(unit,0) == -1)
1264 return EIO;
1265 return 0;
1266}
1267
1268static int
1269mcd_inject(int unit)
1270{
1271 struct mcd_data *cd = mcd_data + unit;
1272
1273 if (mcd_getstat(unit,1) == -1) /* detect disk change too */
1274 return EIO;
1275 if (cd->status & MCDDOOROPEN)
1276 return mcd_close_tray(unit);
1277 return 0;
1278}
1279
1280static int
1281mcd_hard_reset(int unit)
1282{
1283 struct mcd_data *cd = mcd_data + unit;
1284 int port = cd->iobase;
1285
1286 outb(port+mcd_reset,MCD_CMDRESET);
1287 cd->curr_mode = MCD_MD_UNKNOWN;
1288 cd->audio_status = CD_AS_AUDIO_INVALID;
1289 return 0;
1290}
1291
1292static void
1293mcd_soft_reset(int unit)
1294{
1295 struct mcd_data *cd = mcd_data + unit;
1296 int i;
1297
1298 cd->flags &= (MCDINIT|MCDPROBING|MCDNEWMODEL);
1299 cd->curr_mode = MCD_MD_UNKNOWN;
1300 for (i=0; i<MAXPARTITIONS; i++) cd->partflags[i] = 0;
1301 cd->audio_status = CD_AS_AUDIO_INVALID;
1302}
1303
1304static int
1305mcd_setmode(int unit, int mode)
1306{
1307 struct mcd_data *cd = mcd_data + unit;
1308 int port = cd->iobase;
1309 int retry, st;
1310
1311 if (cd->curr_mode == mode)
1312 return 0;
1313 if (cd->debug)
1314 printf("mcd%d: setting mode to %d\n", unit, mode);
1315 for(retry=0; retry<MCD_RETRYS; retry++)
1316 {
1317 cd->curr_mode = MCD_MD_UNKNOWN;
1318 outb(port+mcd_command, MCD_CMDSETMODE);
1319 outb(port+mcd_command, mode);
1320 if ((st = mcd_getstat(unit, 0)) >= 0) {
1321 cd->curr_mode = mode;
1322 return 0;
1323 }
1324 if (st == -2) {
1325 printf("mcd%d: media changed\n", unit);
1326 break;
1327 }
1328 }
1329
1330 return -1;
1331}
1332
1333static int
1334mcd_toc_header(int unit, struct ioc_toc_header *th)
1335{
1336 struct mcd_data *cd = mcd_data + unit;
1337 int r;
1338
1339 if ((r = mcd_volinfo(unit)) != 0)
1340 return r;
1341
1342 th->starting_track = bcd2bin(cd->volinfo.trk_low);
1343 th->ending_track = bcd2bin(cd->volinfo.trk_high);
1344 th->len = 2 * sizeof(u_char) /* start & end tracks */ +
1345 (th->ending_track + 1 - th->starting_track + 1) *
1346 sizeof(struct cd_toc_entry);
1347
1348 return 0;
1349}
1350
1351static int
1352mcd_read_toc(int unit)
1353{
1354 struct mcd_data *cd = mcd_data + unit;
1355 struct ioc_toc_header th;
1356 struct mcd_qchninfo q;
1357 int rc, trk, idx, retry;
1358
1359 /* Only read TOC if needed */
1360 if (cd->flags & MCDTOC)
1361 return 0;
1362
1363 if (cd->debug)
1364 printf("mcd%d: reading toc header\n", unit);
1365
1366 if ((rc = mcd_toc_header(unit, &th)) != 0)
1367 return rc;
1368
1369 if (mcd_send(unit, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
1370 return EIO;
1371
1372 if (mcd_setmode(unit, MCD_MD_TOC) != 0)
1373 return EIO;
1374
1375 if (cd->debug)
1376 printf("mcd%d: get_toc reading qchannel info\n",unit);
1377
1378 for(trk=th.starting_track; trk<=th.ending_track; trk++)
1379 cd->toc[trk].idx_no = 0;
1380 trk = th.ending_track - th.starting_track + 1;
1381 for(retry=0; retry<600 && trk>0; retry++)
1382 {
1383 if (mcd_getqchan(unit, &q) < 0) break;
1384 idx = bcd2bin(q.idx_no);
1385 if (idx>=th.starting_track && idx<=th.ending_track && q.trk_no==0) {
1386 if (cd->toc[idx].idx_no == 0) {
1387 cd->toc[idx] = q;
1388 trk--;
1389 }
1390 }
1391 }
1392
1393 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1394 return EIO;
1395
1396 if (trk != 0)
1397 return ENXIO;
1398
1399 /* add a fake last+1 */
1400 idx = th.ending_track + 1;
1401 cd->toc[idx].control = cd->toc[idx-1].control;
1402 cd->toc[idx].addr_type = cd->toc[idx-1].addr_type;
1403 cd->toc[idx].trk_no = 0;
1404 cd->toc[idx].idx_no = MCD_LASTPLUS1;
1405 cd->toc[idx].hd_pos_msf[0] = cd->volinfo.vol_msf[0];
1406 cd->toc[idx].hd_pos_msf[1] = cd->volinfo.vol_msf[1];
1407 cd->toc[idx].hd_pos_msf[2] = cd->volinfo.vol_msf[2];
1408
1409 if (cd->debug)
1410 { int i;
1411 for (i = th.starting_track; i <= idx; i++)
1412 printf("mcd%d: trk %d idx %d pos %d %d %d\n",
1413 unit, i,
1414 cd->toc[i].idx_no > 0x99 ? cd->toc[i].idx_no :
1415 bcd2bin(cd->toc[i].idx_no),
1416 bcd2bin(cd->toc[i].hd_pos_msf[0]),
1417 bcd2bin(cd->toc[i].hd_pos_msf[1]),
1418 bcd2bin(cd->toc[i].hd_pos_msf[2]));
1419 }
1420
1421 cd->flags |= MCDTOC;
1422
1423 return 0;
1424}
1425
1426#if 0
1427static int
1428mcd_toc_entry(int unit, struct ioc_read_toc_single_entry *te)
1429{
1430 struct mcd_data *cd = mcd_data + unit;
1431 struct ioc_toc_header th;
1432 int rc, trk;
1433
1434 if (te->address_format != CD_MSF_FORMAT
1435 && te->address_format != CD_LBA_FORMAT)
1436 return EINVAL;
1437
1438 /* Copy the toc header */
1439 if ((rc = mcd_toc_header(unit, &th)) != 0)
1440 return rc;
1441
1442 /* verify starting track */
1443 trk = te->track;
1444 if (trk == 0)
1445 trk = th.starting_track;
1446 else if (trk == MCD_LASTPLUS1)
1447 trk = th.ending_track + 1;
1448 else if (trk < th.starting_track || trk > th.ending_track + 1)
1449 return EINVAL;
1450
1451 /* Make sure we have a valid toc */
1452 if ((rc=mcd_read_toc(unit)) != 0)
1453 return rc;
1454
1455 /* Copy the TOC data. */
1456 if (cd->toc[trk].idx_no == 0)
1457 return EIO;
1458
1459 te->entry.control = cd->toc[trk].control;
1460 te->entry.addr_type = cd->toc[trk].addr_type;
1461 te->entry.track =
1462 cd->toc[trk].idx_no > 0x99 ? cd->toc[trk].idx_no :
1463 bcd2bin(cd->toc[trk].idx_no);
1464 switch (te->address_format) {
1465 case CD_MSF_FORMAT:
1466 te->entry.addr.msf.unused = 0;
1467 te->entry.addr.msf.minute = bcd2bin(cd->toc[trk].hd_pos_msf[0]);
1468 te->entry.addr.msf.second = bcd2bin(cd->toc[trk].hd_pos_msf[1]);
1469 te->entry.addr.msf.frame = bcd2bin(cd->toc[trk].hd_pos_msf[2]);
1470 break;
1471 case CD_LBA_FORMAT:
1472 te->entry.addr.lba = htonl(msf2hsg(cd->toc[trk].hd_pos_msf, 0));
1473 break;
1474 }
1475 return 0;
1476}
1477#endif
1478
1479static int
1480mcd_toc_entrys(int unit, struct ioc_read_toc_entry *te)
1481{
1482 struct mcd_data *cd = mcd_data + unit;
1483 struct cd_toc_entry entries[MCD_MAXTOCS];
1484 struct ioc_toc_header th;
1485 int rc, n, trk, len;
1486
1487 if ( te->data_len < sizeof(entries[0])
1488 || (te->data_len % sizeof(entries[0])) != 0
1489 || (te->address_format != CD_MSF_FORMAT
1490 && te->address_format != CD_LBA_FORMAT)
1491 )
1492 return EINVAL;
1493
1494 /* Copy the toc header */
1495 if ((rc = mcd_toc_header(unit, &th)) != 0)
1496 return rc;
1497
1498 /* verify starting track */
1499 trk = te->starting_track;
1500 if (trk == 0)
1501 trk = th.starting_track;
1502 else if (trk == MCD_LASTPLUS1)
1503 trk = th.ending_track + 1;
1504 else if (trk < th.starting_track || trk > th.ending_track + 1)
1505 return EINVAL;
1506
1507 len = ((th.ending_track + 1 - trk) + 1) *
1508 sizeof(entries[0]);
1509 if (te->data_len < len)
1510 len = te->data_len;
1511 if (len > sizeof(entries))
1512 return EINVAL;
1513
1514 /* Make sure we have a valid toc */
1515 if ((rc=mcd_read_toc(unit)) != 0)
1516 return rc;
1517
1518 /* Copy the TOC data. */
1519 for (n = 0; len > 0 && trk <= th.ending_track + 1; trk++) {
1520 if (cd->toc[trk].idx_no == 0)
1521 continue;
1522 entries[n].control = cd->toc[trk].control;
1523 entries[n].addr_type = cd->toc[trk].addr_type;
1524 entries[n].track =
1525 cd->toc[trk].idx_no > 0x99 ? cd->toc[trk].idx_no :
1526 bcd2bin(cd->toc[trk].idx_no);
1527 switch (te->address_format) {
1528 case CD_MSF_FORMAT:
1529 entries[n].addr.msf.unused = 0;
1530 entries[n].addr.msf.minute = bcd2bin(cd->toc[trk].hd_pos_msf[0]);
1531 entries[n].addr.msf.second = bcd2bin(cd->toc[trk].hd_pos_msf[1]);
1532 entries[n].addr.msf.frame = bcd2bin(cd->toc[trk].hd_pos_msf[2]);
1533 break;
1534 case CD_LBA_FORMAT:
1535 entries[n].addr.lba = htonl(msf2hsg(cd->toc[trk].hd_pos_msf, 0));
1536 break;
1537 }
1538 len -= sizeof(struct cd_toc_entry);
1539 n++;
1540 }
1541
1542 /* copy the data back */
1543 return copyout(entries, te->data, n * sizeof(struct cd_toc_entry));
1544}
1545
1546static int
1547mcd_stop(int unit)
1548{
1549 struct mcd_data *cd = mcd_data + unit;
1550
1551 /* Verify current status */
1552 if (cd->audio_status != CD_AS_PLAY_IN_PROGRESS &&
1553 cd->audio_status != CD_AS_PLAY_PAUSED &&
1554 cd->audio_status != CD_AS_PLAY_COMPLETED) {
1555 if (cd->debug)
1556 printf("mcd%d: stop attempted when not playing, audio status %d\n",
1557 unit, cd->audio_status);
1558 return EINVAL;
1559 }
1560 if (cd->audio_status == CD_AS_PLAY_IN_PROGRESS)
1561 if (mcd_send(unit, MCD_CMDSTOPAUDIO, MCD_RETRYS) < 0)
1562 return EIO;
1563 cd->audio_status = CD_AS_PLAY_COMPLETED;
1564 return 0;
1565}
1566
1567static int
1568mcd_getqchan(int unit, struct mcd_qchninfo *q)
1569{
1570 struct mcd_data *cd = mcd_data + unit;
1571
1572 if (mcd_send(unit, MCD_CMDGETQCHN, MCD_RETRYS) < 0)
1573 return -1;
1574 if (mcd_get(unit, (char *) q, sizeof(struct mcd_qchninfo)) < 0)
1575 return -1;
1576 if (cd->debug) {
1577 printf("mcd%d: getqchan control=0x%x addr_type=0x%x trk=%d ind=%d ttm=%d:%d.%d dtm=%d:%d.%d\n",
1578 unit,
1579 q->control, q->addr_type, bcd2bin(q->trk_no),
1580 bcd2bin(q->idx_no),
1581 bcd2bin(q->trk_size_msf[0]), bcd2bin(q->trk_size_msf[1]),
1582 bcd2bin(q->trk_size_msf[2]),
1583 bcd2bin(q->hd_pos_msf[0]), bcd2bin(q->hd_pos_msf[1]),
1584 bcd2bin(q->hd_pos_msf[2]));
1585 }
1586 return 0;
1587}
1588
1589static int
1590mcd_subchan(int unit, struct ioc_read_subchannel *sc)
1591{
1592 struct mcd_data *cd = mcd_data + unit;
1593 struct mcd_qchninfo q;
1594 struct cd_sub_channel_info data;
1595 int lba;
1596
1597 if (cd->debug)
1598 printf("mcd%d: subchan af=%d, df=%d\n", unit,
1599 sc->address_format,
1600 sc->data_format);
1601
1602 if (sc->address_format != CD_MSF_FORMAT &&
1603 sc->address_format != CD_LBA_FORMAT)
1604 return EINVAL;
1605
1606 if (sc->data_format != CD_CURRENT_POSITION &&
1607 sc->data_format != CD_MEDIA_CATALOG)
1608 return EINVAL;
1609
1610 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1611 return EIO;
1612
1613 if (mcd_getqchan(unit, &q) < 0)
1614 return EIO;
1615
1616 data.header.audio_status = cd->audio_status;
1617 data.what.position.data_format = sc->data_format;
1618
1619 switch (sc->data_format) {
1620 case CD_MEDIA_CATALOG:
1621 data.what.media_catalog.mc_valid = 1;
1622 data.what.media_catalog.mc_number[0] = '\0';
1623 break;
1624
1625 case CD_CURRENT_POSITION:
1626 data.what.position.control = q.control;
1627 data.what.position.addr_type = q.addr_type;
1628 data.what.position.track_number = bcd2bin(q.trk_no);
1629 data.what.position.index_number = bcd2bin(q.idx_no);
1630 switch (sc->address_format) {
1631 case CD_MSF_FORMAT:
1632 data.what.position.reladdr.msf.unused = 0;
1633 data.what.position.reladdr.msf.minute = bcd2bin(q.trk_size_msf[0]);
1634 data.what.position.reladdr.msf.second = bcd2bin(q.trk_size_msf[1]);
1635 data.what.position.reladdr.msf.frame = bcd2bin(q.trk_size_msf[2]);
1636 data.what.position.absaddr.msf.unused = 0;
1637 data.what.position.absaddr.msf.minute = bcd2bin(q.hd_pos_msf[0]);
1638 data.what.position.absaddr.msf.second = bcd2bin(q.hd_pos_msf[1]);
1639 data.what.position.absaddr.msf.frame = bcd2bin(q.hd_pos_msf[2]);
1640 break;
1641 case CD_LBA_FORMAT:
1642 lba = msf2hsg(q.trk_size_msf, 1);
1643 /*
1644 * Pre-gap has index number of 0, and decreasing MSF
1645 * address. Must be converted to negative LBA, per
1646 * SCSI spec.
1647 */
1648 if (data.what.position.index_number == 0)
1649 lba = -lba;
1650 data.what.position.reladdr.lba = htonl(lba);
1651 data.what.position.absaddr.lba = htonl(msf2hsg(q.hd_pos_msf, 0));
1652 break;
1653 }
1654 break;
1655 }
1656
1657 return copyout(&data, sc->data, min(sizeof(struct cd_sub_channel_info), sc->data_len));
1658}
1659
1660static int
1661mcd_playmsf(int unit, struct ioc_play_msf *p)
1662{
1663 struct mcd_data *cd = mcd_data + unit;
1664 struct mcd_read2 pb;
1665
1666 if (cd->debug)
1667 printf("mcd%d: playmsf: from %d:%d.%d to %d:%d.%d\n",
1668 unit,
1669 p->start_m, p->start_s, p->start_f,
1670 p->end_m, p->end_s, p->end_f);
1671
1672 if ((p->start_m * 60 * 75 + p->start_s * 75 + p->start_f) >=
1673 (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) ||
1674 (p->end_m * 60 * 75 + p->end_s * 75 + p->end_f) >
1675 M_msf(cd->volinfo.vol_msf) * 60 * 75 +
1676 S_msf(cd->volinfo.vol_msf) * 75 +
1677 F_msf(cd->volinfo.vol_msf))
1678 return EINVAL;
1679
1680 pb.start_msf[0] = bin2bcd(p->start_m);
1681 pb.start_msf[1] = bin2bcd(p->start_s);
1682 pb.start_msf[2] = bin2bcd(p->start_f);
1683 pb.end_msf[0] = bin2bcd(p->end_m);
1684 pb.end_msf[1] = bin2bcd(p->end_s);
1685 pb.end_msf[2] = bin2bcd(p->end_f);
1686
1687 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1688 return EIO;
1689
1690 return mcd_play(unit, &pb);
1691}
1692
1693static int
1694mcd_playtracks(int unit, struct ioc_play_track *pt)
1695{
1696 struct mcd_data *cd = mcd_data + unit;
1697 struct mcd_read2 pb;
1698 int a = pt->start_track;
1699 int z = pt->end_track;
1700 int rc, i;
1701
1702 if ((rc = mcd_read_toc(unit)) != 0)
1703 return rc;
1704
1705 if (cd->debug)
1706 printf("mcd%d: playtracks from %d:%d to %d:%d\n", unit,
1707 a, pt->start_index, z, pt->end_index);
1708
1709 if ( a < bcd2bin(cd->volinfo.trk_low)
1710 || a > bcd2bin(cd->volinfo.trk_high)
1711 || a > z
1712 || z < bcd2bin(cd->volinfo.trk_low)
1713 || z > bcd2bin(cd->volinfo.trk_high))
1714 return EINVAL;
1715
1716 for (i = 0; i < 3; i++) {
1717 pb.start_msf[i] = cd->toc[a].hd_pos_msf[i];
1718 pb.end_msf[i] = cd->toc[z+1].hd_pos_msf[i];
1719 }
1720
1721 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1722 return EIO;
1723
1724 return mcd_play(unit, &pb);
1725}
1726
1727static int
1728mcd_playblocks(int unit, struct ioc_play_blocks *p)
1729{
1730 struct mcd_data *cd = mcd_data + unit;
1731 struct mcd_read2 pb;
1732
1733 if (cd->debug)
1734 printf("mcd%d: playblocks: blkno %d length %d\n",
1735 unit, p->blk, p->len);
1736
1737 if (p->blk > cd->disksize || p->len > cd->disksize ||
1738 p->blk < 0 || p->len < 0 ||
1739 (p->blk + p->len) > cd->disksize)
1740 return EINVAL;
1741
1742 hsg2msf(p->blk, pb.start_msf);
1743 hsg2msf(p->blk + p->len, pb.end_msf);
1744
1745 if (mcd_setmode(unit, MCD_MD_COOKED) != 0)
1746 return EIO;
1747
1748 return mcd_play(unit, &pb);
1749}
1750
1751static int
1752mcd_play(int unit, struct mcd_read2 *pb)
1753{
1754 struct mcd_data *cd = mcd_data + unit;
1755 int com_port = cd->iobase + mcd_command;
1756 int retry, st = -1, status;
1757
1758 cd->lastpb = *pb;
1759 for(retry=0; retry<MCD_RETRYS; retry++) {
1760
1761 disable_intr();
1762 outb(com_port, MCD_CMDSINGLESPEEDREAD);
1763 outb(com_port, pb->start_msf[0]);
1764 outb(com_port, pb->start_msf[1]);
1765 outb(com_port, pb->start_msf[2]);
1766 outb(com_port, pb->end_msf[0]);
1767 outb(com_port, pb->end_msf[1]);
1768 outb(com_port, pb->end_msf[2]);
1769 enable_intr();
1770
1771 status=mcd_getstat(unit, 0);
1772 if (status == -1)
1773 continue;
1774 else if (status != -2)
1775 st = 0;
1776 break;
1777 }
1778
1779 if (status == -2) {
1780 printf("mcd%d: media changed\n", unit);
1781 return ENXIO;
1782 }
1783 if (cd->debug)
1784 printf("mcd%d: mcd_play retry=%d, status=0x%02x\n", unit, retry, status);
1785 if (st < 0)
1786 return ENXIO;
1787 cd->audio_status = CD_AS_PLAY_IN_PROGRESS;
1788 return 0;
1789}
1790
1791static int
1792mcd_pause(int unit)
1793{
1794 struct mcd_data *cd = mcd_data + unit;
1795 struct mcd_qchninfo q;
1796 int rc;
1797
1798 /* Verify current status */
1799 if (cd->audio_status != CD_AS_PLAY_IN_PROGRESS &&
1800 cd->audio_status != CD_AS_PLAY_PAUSED) {
1801 if (cd->debug)
1802 printf("mcd%d: pause attempted when not playing, audio status %d\n",
1803 unit, cd->audio_status);
1804 return EINVAL;
1805 }
1806
1807 /* Get the current position */
1808 if (mcd_getqchan(unit, &q) < 0)
1809 return EIO;
1810
1811 /* Copy it into lastpb */
1812 cd->lastpb.start_msf[0] = q.hd_pos_msf[0];
1813 cd->lastpb.start_msf[1] = q.hd_pos_msf[1];
1814 cd->lastpb.start_msf[2] = q.hd_pos_msf[2];
1815
1816 /* Stop playing */
1817 if ((rc=mcd_stop(unit)) != 0)
1818 return rc;
1819
1820 /* Set the proper status and exit */
1821 cd->audio_status = CD_AS_PLAY_PAUSED;
1822 return 0;
1823}
1824
1825static int
1826mcd_resume(int unit)
1827{
1828 struct mcd_data *cd = mcd_data + unit;
1829
1830 if (cd->audio_status != CD_AS_PLAY_PAUSED)
1831 return EINVAL;
1832 return mcd_play(unit, &cd->lastpb);
1833}
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