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Linux-2.6.12-rc2
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / sound / isa / gus / gus_io.c
blobf0570f2bf75f89d1c0a62fc094622d88999b220c
1 /*
2 * Copyright (c) by Jaroslav Kysela <perex@suse.cz>
3 * I/O routines for GF1/InterWave synthesizer chips
4 *
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 *
20 */
21
22 #include <sound/driver.h>
23 #include <linux/delay.h>
24 #include <linux/time.h>
25 #include <sound/core.h>
26 #include <sound/gus.h>
27
28 void snd_gf1_delay(snd_gus_card_t * gus)
29 {
30 int i;
31
32 for (i = 0; i < 6; i++) {
33 mb();
34 inb(GUSP(gus, DRAM));
35 }
36 }
37
38 /*
39 * =======================================================================
40 */
41
42 /*
43 * ok.. stop of control registers (wave & ramp) need some special things..
44 * big UltraClick (tm) elimination...
45 */
46
47 static inline void __snd_gf1_ctrl_stop(snd_gus_card_t * gus, unsigned char reg)
48 {
49 unsigned char value;
50
51 outb(reg | 0x80, gus->gf1.reg_regsel);
52 mb();
53 value = inb(gus->gf1.reg_data8);
54 mb();
55 outb(reg, gus->gf1.reg_regsel);
56 mb();
57 outb((value | 0x03) & ~(0x80 | 0x20), gus->gf1.reg_data8);
58 mb();
59 }
60
61 static inline void __snd_gf1_write8(snd_gus_card_t * gus,
62 unsigned char reg,
63 unsigned char data)
64 {
65 outb(reg, gus->gf1.reg_regsel);
66 mb();
67 outb(data, gus->gf1.reg_data8);
68 mb();
69 }
70
71 static inline unsigned char __snd_gf1_look8(snd_gus_card_t * gus,
72 unsigned char reg)
73 {
74 outb(reg, gus->gf1.reg_regsel);
75 mb();
76 return inb(gus->gf1.reg_data8);
77 }
78
79 static inline void __snd_gf1_write16(snd_gus_card_t * gus,
80 unsigned char reg, unsigned int data)
81 {
82 outb(reg, gus->gf1.reg_regsel);
83 mb();
84 outw((unsigned short) data, gus->gf1.reg_data16);
85 mb();
86 }
87
88 static inline unsigned short __snd_gf1_look16(snd_gus_card_t * gus,
89 unsigned char reg)
90 {
91 outb(reg, gus->gf1.reg_regsel);
92 mb();
93 return inw(gus->gf1.reg_data16);
94 }
95
96 static inline void __snd_gf1_adlib_write(snd_gus_card_t * gus,
97 unsigned char reg, unsigned char data)
98 {
99 outb(reg, gus->gf1.reg_timerctrl);
100 inb(gus->gf1.reg_timerctrl);
101 inb(gus->gf1.reg_timerctrl);
102 outb(data, gus->gf1.reg_timerdata);
103 inb(gus->gf1.reg_timerctrl);
104 inb(gus->gf1.reg_timerctrl);
105 }
106
107 static inline void __snd_gf1_write_addr(snd_gus_card_t * gus, unsigned char reg,
108 unsigned int addr, int w_16bit)
109 {
110 if (gus->gf1.enh_mode) {
111 if (w_16bit)
112 addr = ((addr >> 1) & ~0x0000000f) | (addr & 0x0000000f);
113 __snd_gf1_write8(gus, SNDRV_GF1_VB_UPPER_ADDRESS, (unsigned char) ((addr >> 26) & 0x03));
114 } else if (w_16bit)
115 addr = (addr & 0x00c0000f) | ((addr & 0x003ffff0) >> 1);
116 __snd_gf1_write16(gus, reg, (unsigned short) (addr >> 11));
117 __snd_gf1_write16(gus, reg + 1, (unsigned short) (addr << 5));
118 }
119
120 static inline unsigned int __snd_gf1_read_addr(snd_gus_card_t * gus,
121 unsigned char reg, short w_16bit)
122 {
123 unsigned int res;
124
125 res = ((unsigned int) __snd_gf1_look16(gus, reg | 0x80) << 11) & 0xfff800;
126 res |= ((unsigned int) __snd_gf1_look16(gus, (reg + 1) | 0x80) >> 5) & 0x0007ff;
127 if (gus->gf1.enh_mode) {
128 res |= (unsigned int) __snd_gf1_look8(gus, SNDRV_GF1_VB_UPPER_ADDRESS | 0x80) << 26;
129 if (w_16bit)
130 res = ((res << 1) & 0xffffffe0) | (res & 0x0000000f);
131 } else if (w_16bit)
132 res = ((res & 0x001ffff0) << 1) | (res & 0x00c0000f);
133 return res;
134 }
135
136
137 /*
138 * =======================================================================
139 */
140
141 void snd_gf1_ctrl_stop(snd_gus_card_t * gus, unsigned char reg)
142 {
143 __snd_gf1_ctrl_stop(gus, reg);
144 }
145
146 void snd_gf1_write8(snd_gus_card_t * gus,
147 unsigned char reg,
148 unsigned char data)
149 {
150 __snd_gf1_write8(gus, reg, data);
151 }
152
153 unsigned char snd_gf1_look8(snd_gus_card_t * gus, unsigned char reg)
154 {
155 return __snd_gf1_look8(gus, reg);
156 }
157
158 void snd_gf1_write16(snd_gus_card_t * gus,
159 unsigned char reg,
160 unsigned int data)
161 {
162 __snd_gf1_write16(gus, reg, data);
163 }
164
165 unsigned short snd_gf1_look16(snd_gus_card_t * gus, unsigned char reg)
166 {
167 return __snd_gf1_look16(gus, reg);
168 }
169
170 void snd_gf1_adlib_write(snd_gus_card_t * gus,
171 unsigned char reg,
172 unsigned char data)
173 {
174 __snd_gf1_adlib_write(gus, reg, data);
175 }
176
177 void snd_gf1_write_addr(snd_gus_card_t * gus, unsigned char reg,
178 unsigned int addr, short w_16bit)
179 {
180 __snd_gf1_write_addr(gus, reg, addr, w_16bit);
181 }
182
183 unsigned int snd_gf1_read_addr(snd_gus_card_t * gus,
184 unsigned char reg,
185 short w_16bit)
186 {
187 return __snd_gf1_read_addr(gus, reg, w_16bit);
188 }
189
190 /*
191
192 */
193
194 void snd_gf1_i_ctrl_stop(snd_gus_card_t * gus, unsigned char reg)
195 {
196 unsigned long flags;
197
198 spin_lock_irqsave(&gus->reg_lock, flags);
199 __snd_gf1_ctrl_stop(gus, reg);
200 spin_unlock_irqrestore(&gus->reg_lock, flags);
201 }
202
203 void snd_gf1_i_write8(snd_gus_card_t * gus,
204 unsigned char reg,
205 unsigned char data)
206 {
207 unsigned long flags;
208
209 spin_lock_irqsave(&gus->reg_lock, flags);
210 __snd_gf1_write8(gus, reg, data);
211 spin_unlock_irqrestore(&gus->reg_lock, flags);
212 }
213
214 unsigned char snd_gf1_i_look8(snd_gus_card_t * gus, unsigned char reg)
215 {
216 unsigned long flags;
217 unsigned char res;
218
219 spin_lock_irqsave(&gus->reg_lock, flags);
220 res = __snd_gf1_look8(gus, reg);
221 spin_unlock_irqrestore(&gus->reg_lock, flags);
222 return res;
223 }
224
225 void snd_gf1_i_write16(snd_gus_card_t * gus,
226 unsigned char reg,
227 unsigned int data)
228 {
229 unsigned long flags;
230
231 spin_lock_irqsave(&gus->reg_lock, flags);
232 __snd_gf1_write16(gus, reg, data);
233 spin_unlock_irqrestore(&gus->reg_lock, flags);
234 }
235
236 unsigned short snd_gf1_i_look16(snd_gus_card_t * gus, unsigned char reg)
237 {
238 unsigned long flags;
239 unsigned short res;
240
241 spin_lock_irqsave(&gus->reg_lock, flags);
242 res = __snd_gf1_look16(gus, reg);
243 spin_unlock_irqrestore(&gus->reg_lock, flags);
244 return res;
245 }
246
247 void snd_gf1_i_adlib_write(snd_gus_card_t * gus,
248 unsigned char reg,
249 unsigned char data)
250 {
251 unsigned long flags;
252
253 spin_lock_irqsave(&gus->reg_lock, flags);
254 __snd_gf1_adlib_write(gus, reg, data);
255 spin_unlock_irqrestore(&gus->reg_lock, flags);
256 }
257
258 void snd_gf1_i_write_addr(snd_gus_card_t * gus, unsigned char reg,
259 unsigned int addr, short w_16bit)
260 {
261 unsigned long flags;
262
263 spin_lock_irqsave(&gus->reg_lock, flags);
264 __snd_gf1_write_addr(gus, reg, addr, w_16bit);
265 spin_unlock_irqrestore(&gus->reg_lock, flags);
266 }
267
268 unsigned int snd_gf1_i_read_addr(snd_gus_card_t * gus,
269 unsigned char reg, short w_16bit)
270 {
271 unsigned int res;
272 unsigned long flags;
273
274 spin_lock_irqsave(&gus->reg_lock, flags);
275 res = __snd_gf1_read_addr(gus, reg, w_16bit);
276 spin_unlock_irqrestore(&gus->reg_lock, flags);
277 return res;
278 }
279
280 /*
281
282 */
283
284 void snd_gf1_dram_addr(snd_gus_card_t * gus, unsigned int addr)
285 {
286 outb(0x43, gus->gf1.reg_regsel);
287 mb();
288 outw((unsigned short) addr, gus->gf1.reg_data16);
289 mb();
290 outb(0x44, gus->gf1.reg_regsel);
291 mb();
292 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
293 mb();
294 }
295
296 void snd_gf1_poke(snd_gus_card_t * gus, unsigned int addr, unsigned char data)
297 {
298 unsigned long flags;
299
300 spin_lock_irqsave(&gus->reg_lock, flags);
301 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
302 mb();
303 outw((unsigned short) addr, gus->gf1.reg_data16);
304 mb();
305 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
306 mb();
307 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
308 mb();
309 outb(data, gus->gf1.reg_dram);
310 spin_unlock_irqrestore(&gus->reg_lock, flags);
311 }
312
313 unsigned char snd_gf1_peek(snd_gus_card_t * gus, unsigned int addr)
314 {
315 unsigned long flags;
316 unsigned char res;
317
318 spin_lock_irqsave(&gus->reg_lock, flags);
319 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
320 mb();
321 outw((unsigned short) addr, gus->gf1.reg_data16);
322 mb();
323 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
324 mb();
325 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
326 mb();
327 res = inb(gus->gf1.reg_dram);
328 spin_unlock_irqrestore(&gus->reg_lock, flags);
329 return res;
330 }
331
332 void snd_gf1_pokew(snd_gus_card_t * gus, unsigned int addr, unsigned short data)
333 {
334 unsigned long flags;
335
336 #ifdef CONFIG_SND_DEBUG
337 if (!gus->interwave)
338 snd_printk("snd_gf1_pokew - GF1!!!\n");
339 #endif
340 spin_lock_irqsave(&gus->reg_lock, flags);
341 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
342 mb();
343 outw((unsigned short) addr, gus->gf1.reg_data16);
344 mb();
345 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
346 mb();
347 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
348 mb();
349 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
350 mb();
351 outw(data, gus->gf1.reg_data16);
352 spin_unlock_irqrestore(&gus->reg_lock, flags);
353 }
354
355 unsigned short snd_gf1_peekw(snd_gus_card_t * gus, unsigned int addr)
356 {
357 unsigned long flags;
358 unsigned short res;
359
360 #ifdef CONFIG_SND_DEBUG
361 if (!gus->interwave)
362 snd_printk("snd_gf1_peekw - GF1!!!\n");
363 #endif
364 spin_lock_irqsave(&gus->reg_lock, flags);
365 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
366 mb();
367 outw((unsigned short) addr, gus->gf1.reg_data16);
368 mb();
369 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
370 mb();
371 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
372 mb();
373 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
374 mb();
375 res = inw(gus->gf1.reg_data16);
376 spin_unlock_irqrestore(&gus->reg_lock, flags);
377 return res;
378 }
379
380 void snd_gf1_dram_setmem(snd_gus_card_t * gus, unsigned int addr,
381 unsigned short value, unsigned int count)
382 {
383 unsigned long port;
384 unsigned long flags;
385
386 #ifdef CONFIG_SND_DEBUG
387 if (!gus->interwave)
388 snd_printk("snd_gf1_dram_setmem - GF1!!!\n");
389 #endif
390 addr &= ~1;
391 count >>= 1;
392 port = GUSP(gus, GF1DATALOW);
393 spin_lock_irqsave(&gus->reg_lock, flags);
394 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
395 mb();
396 outw((unsigned short) addr, gus->gf1.reg_data16);
397 mb();
398 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
399 mb();
400 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
401 mb();
402 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
403 while (count--)
404 outw(value, port);
405 spin_unlock_irqrestore(&gus->reg_lock, flags);
406 }
407
408 /*
409
410 */
411
412 void snd_gf1_select_active_voices(snd_gus_card_t * gus)
413 {
414 unsigned short voices;
415
416 static unsigned short voices_tbl[32 - 14 + 1] =
417 {
418 44100, 41160, 38587, 36317, 34300, 32494, 30870, 29400, 28063, 26843,
419 25725, 24696, 23746, 22866, 22050, 21289, 20580, 19916, 19293
420 };
421
422 voices = gus->gf1.active_voices;
423 if (voices > 32)
424 voices = 32;
425 if (voices < 14)
426 voices = 14;
427 if (gus->gf1.enh_mode)
428 voices = 32;
429 gus->gf1.active_voices = voices;
430 gus->gf1.playback_freq =
431 gus->gf1.enh_mode ? 44100 : voices_tbl[voices - 14];
432 if (!gus->gf1.enh_mode) {
433 snd_gf1_i_write8(gus, SNDRV_GF1_GB_ACTIVE_VOICES, 0xc0 | (voices - 1));
434 udelay(100);
435 }
436 }
437
438 #ifdef CONFIG_SND_DEBUG
439
440 void snd_gf1_print_voice_registers(snd_gus_card_t * gus)
441 {
442 unsigned char mode;
443 int voice, ctrl;
444
445 voice = gus->gf1.active_voice;
446 printk(" -%i- GF1 voice ctrl, ramp ctrl = 0x%x, 0x%x\n", voice, ctrl = snd_gf1_i_read8(gus, 0), snd_gf1_i_read8(gus, 0x0d));
447 printk(" -%i- GF1 frequency = 0x%x\n", voice, snd_gf1_i_read16(gus, 1));
448 printk(" -%i- GF1 loop start, end = 0x%x (0x%x), 0x%x (0x%x)\n", voice, snd_gf1_i_read_addr(gus, 2, ctrl & 4), snd_gf1_i_read_addr(gus, 2, (ctrl & 4) ^ 4), snd_gf1_i_read_addr(gus, 4, ctrl & 4), snd_gf1_i_read_addr(gus, 4, (ctrl & 4) ^ 4));
449 printk(" -%i- GF1 ramp start, end, rate = 0x%x, 0x%x, 0x%x\n", voice, snd_gf1_i_read8(gus, 7), snd_gf1_i_read8(gus, 8), snd_gf1_i_read8(gus, 6));
450 printk(" -%i- GF1 volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 9));
451 printk(" -%i- GF1 position = 0x%x (0x%x)\n", voice, snd_gf1_i_read_addr(gus, 0x0a, ctrl & 4), snd_gf1_i_read_addr(gus, 0x0a, (ctrl & 4) ^ 4));
452 if (gus->interwave && snd_gf1_i_read8(gus, 0x19) & 0x01) { /* enhanced mode */
453 mode = snd_gf1_i_read8(gus, 0x15);
454 printk(" -%i- GFA1 mode = 0x%x\n", voice, mode);
455 if (mode & 0x01) { /* Effect processor */
456 printk(" -%i- GFA1 effect address = 0x%x\n", voice, snd_gf1_i_read_addr(gus, 0x11, ctrl & 4));
457 printk(" -%i- GFA1 effect volume = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x16));
458 printk(" -%i- GFA1 effect volume final = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x1d));
459 printk(" -%i- GFA1 effect acumulator = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x14));
460 }
461 if (mode & 0x20) {
462 printk(" -%i- GFA1 left offset = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x13), snd_gf1_i_read16(gus, 0x13) >> 4);
463 printk(" -%i- GFA1 left offset final = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1c), snd_gf1_i_read16(gus, 0x1c) >> 4);
464 printk(" -%i- GFA1 right offset = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x0c), snd_gf1_i_read16(gus, 0x0c) >> 4);
465 printk(" -%i- GFA1 right offset final = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1b), snd_gf1_i_read16(gus, 0x1b) >> 4);
466 } else
467 printk(" -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
468 } else
469 printk(" -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
470 }
471
472 void snd_gf1_print_global_registers(snd_gus_card_t * gus)
473 {
474 unsigned char global_mode = 0x00;
475
476 printk(" -G- GF1 active voices = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ACTIVE_VOICES));
477 if (gus->interwave) {
478 global_mode = snd_gf1_i_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE);
479 printk(" -G- GF1 global mode = 0x%x\n", global_mode);
480 }
481 if (global_mode & 0x02) /* LFO enabled? */
482 printk(" -G- GF1 LFO base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_LFO_BASE));
483 printk(" -G- GF1 voices IRQ read = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VOICES_IRQ_READ));
484 printk(" -G- GF1 DRAM DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_CONTROL));
485 printk(" -G- GF1 DRAM DMA high/low = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_HIGH), snd_gf1_i_read16(gus, SNDRV_GF1_GW_DRAM_DMA_LOW));
486 printk(" -G- GF1 DRAM IO high/low = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_IO_HIGH), snd_gf1_i_read16(gus, SNDRV_GF1_GW_DRAM_IO_LOW));
487 if (!gus->interwave)
488 printk(" -G- GF1 record DMA control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL));
489 printk(" -G- GF1 DRAM IO 16 = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_DRAM_IO16));
490 if (gus->gf1.enh_mode) {
491 printk(" -G- GFA1 memory config = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG));
492 printk(" -G- GFA1 memory control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MEMORY_CONTROL));
493 printk(" -G- GFA1 FIFO record base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR));
494 printk(" -G- GFA1 FIFO playback base = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR));
495 printk(" -G- GFA1 interleave control = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_INTERLEAVE));
496 }
497 }
498
499 void snd_gf1_print_setup_registers(snd_gus_card_t * gus)
500 {
501 printk(" -S- mix control = 0x%x\n", inb(GUSP(gus, MIXCNTRLREG)));
502 printk(" -S- IRQ status = 0x%x\n", inb(GUSP(gus, IRQSTAT)));
503 printk(" -S- timer control = 0x%x\n", inb(GUSP(gus, TIMERCNTRL)));
504 printk(" -S- timer data = 0x%x\n", inb(GUSP(gus, TIMERDATA)));
505 printk(" -S- status read = 0x%x\n", inb(GUSP(gus, REGCNTRLS)));
506 printk(" -S- Sound Blaster control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL));
507 printk(" -S- AdLib timer 1/2 = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ADLIB_TIMER_1), snd_gf1_i_look8(gus, SNDRV_GF1_GB_ADLIB_TIMER_2));
508 printk(" -S- reset = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET));
509 if (gus->interwave) {
510 printk(" -S- compatibility = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_COMPATIBILITY));
511 printk(" -S- decode control = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DECODE_CONTROL));
512 printk(" -S- version number = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER));
513 printk(" -S- MPU-401 emul. control A/B = 0x%x/0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MPU401_CONTROL_A), snd_gf1_i_look8(gus, SNDRV_GF1_GB_MPU401_CONTROL_B));
514 printk(" -S- emulation IRQ = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_EMULATION_IRQ));
515 }
516 }
517
518 void snd_gf1_peek_print_block(snd_gus_card_t * gus, unsigned int addr, int count, int w_16bit)
519 {
520 if (!w_16bit) {
521 while (count-- > 0)
522 printk(count > 0 ? "%02x:" : "%02x", snd_gf1_peek(gus, addr++));
523 } else {
524 while (count-- > 0) {
525 printk(count > 0 ? "%04x:" : "%04x", snd_gf1_peek(gus, addr) | (snd_gf1_peek(gus, addr + 1) << 8));
526 addr += 2;
527 }
528 }
529 }
530
531 #endif
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree