xref: /openbmc/linux/sound/isa/gus/gus_io.c (revision 8dde5715)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4  *  I/O routines for GF1/InterWave synthesizer chips
5  */
6 
7 #include <linux/delay.h>
8 #include <linux/time.h>
9 #include <sound/core.h>
10 #include <sound/gus.h>
11 
12 void snd_gf1_delay(struct snd_gus_card * gus)
13 {
14 	int i;
15 
16 	for (i = 0; i < 6; i++) {
17 		mb();
18 		inb(GUSP(gus, DRAM));
19 	}
20 }
21 
22 /*
23  *  =======================================================================
24  */
25 
26 /*
27  *  ok.. stop of control registers (wave & ramp) need some special things..
28  *       big UltraClick (tm) elimination...
29  */
30 
31 static inline void __snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
32 {
33 	unsigned char value;
34 
35 	outb(reg | 0x80, gus->gf1.reg_regsel);
36 	mb();
37 	value = inb(gus->gf1.reg_data8);
38 	mb();
39 	outb(reg, gus->gf1.reg_regsel);
40 	mb();
41 	outb((value | 0x03) & ~(0x80 | 0x20), gus->gf1.reg_data8);
42 	mb();
43 }
44 
45 static inline void __snd_gf1_write8(struct snd_gus_card * gus,
46 				    unsigned char reg,
47 				    unsigned char data)
48 {
49 	outb(reg, gus->gf1.reg_regsel);
50 	mb();
51 	outb(data, gus->gf1.reg_data8);
52 	mb();
53 }
54 
55 static inline unsigned char __snd_gf1_look8(struct snd_gus_card * gus,
56 					    unsigned char reg)
57 {
58 	outb(reg, gus->gf1.reg_regsel);
59 	mb();
60 	return inb(gus->gf1.reg_data8);
61 }
62 
63 static inline void __snd_gf1_write16(struct snd_gus_card * gus,
64 				     unsigned char reg, unsigned int data)
65 {
66 	outb(reg, gus->gf1.reg_regsel);
67 	mb();
68 	outw((unsigned short) data, gus->gf1.reg_data16);
69 	mb();
70 }
71 
72 static inline unsigned short __snd_gf1_look16(struct snd_gus_card * gus,
73 					      unsigned char reg)
74 {
75 	outb(reg, gus->gf1.reg_regsel);
76 	mb();
77 	return inw(gus->gf1.reg_data16);
78 }
79 
80 static inline void __snd_gf1_adlib_write(struct snd_gus_card * gus,
81 					 unsigned char reg, unsigned char data)
82 {
83 	outb(reg, gus->gf1.reg_timerctrl);
84 	inb(gus->gf1.reg_timerctrl);
85 	inb(gus->gf1.reg_timerctrl);
86 	outb(data, gus->gf1.reg_timerdata);
87 	inb(gus->gf1.reg_timerctrl);
88 	inb(gus->gf1.reg_timerctrl);
89 }
90 
91 static inline void __snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg,
92                                         unsigned int addr, int w_16bit)
93 {
94 	if (gus->gf1.enh_mode) {
95 		if (w_16bit)
96 			addr = ((addr >> 1) & ~0x0000000f) | (addr & 0x0000000f);
97 		__snd_gf1_write8(gus, SNDRV_GF1_VB_UPPER_ADDRESS, (unsigned char) ((addr >> 26) & 0x03));
98 	} else if (w_16bit)
99 		addr = (addr & 0x00c0000f) | ((addr & 0x003ffff0) >> 1);
100 	__snd_gf1_write16(gus, reg, (unsigned short) (addr >> 11));
101 	__snd_gf1_write16(gus, reg + 1, (unsigned short) (addr << 5));
102 }
103 
104 static inline unsigned int __snd_gf1_read_addr(struct snd_gus_card * gus,
105 					       unsigned char reg, short w_16bit)
106 {
107 	unsigned int res;
108 
109 	res = ((unsigned int) __snd_gf1_look16(gus, reg | 0x80) << 11) & 0xfff800;
110 	res |= ((unsigned int) __snd_gf1_look16(gus, (reg + 1) | 0x80) >> 5) & 0x0007ff;
111 	if (gus->gf1.enh_mode) {
112 		res |= (unsigned int) __snd_gf1_look8(gus, SNDRV_GF1_VB_UPPER_ADDRESS | 0x80) << 26;
113 		if (w_16bit)
114 			res = ((res << 1) & 0xffffffe0) | (res & 0x0000000f);
115 	} else if (w_16bit)
116 		res = ((res & 0x001ffff0) << 1) | (res & 0x00c0000f);
117 	return res;
118 }
119 
120 
121 /*
122  *  =======================================================================
123  */
124 
125 void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
126 {
127 	__snd_gf1_ctrl_stop(gus, reg);
128 }
129 
130 void snd_gf1_write8(struct snd_gus_card * gus,
131 		    unsigned char reg,
132 		    unsigned char data)
133 {
134 	__snd_gf1_write8(gus, reg, data);
135 }
136 
137 unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg)
138 {
139 	return __snd_gf1_look8(gus, reg);
140 }
141 
142 void snd_gf1_write16(struct snd_gus_card * gus,
143 		     unsigned char reg,
144 		     unsigned int data)
145 {
146 	__snd_gf1_write16(gus, reg, data);
147 }
148 
149 unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg)
150 {
151 	return __snd_gf1_look16(gus, reg);
152 }
153 
154 void snd_gf1_adlib_write(struct snd_gus_card * gus,
155                          unsigned char reg,
156                          unsigned char data)
157 {
158 	__snd_gf1_adlib_write(gus, reg, data);
159 }
160 
161 void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg,
162                         unsigned int addr, short w_16bit)
163 {
164 	__snd_gf1_write_addr(gus, reg, addr, w_16bit);
165 }
166 
167 unsigned int snd_gf1_read_addr(struct snd_gus_card * gus,
168                                unsigned char reg,
169                                short w_16bit)
170 {
171 	return __snd_gf1_read_addr(gus, reg, w_16bit);
172 }
173 
174 /*
175 
176  */
177 
178 void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
179 {
180 	unsigned long flags;
181 
182 	spin_lock_irqsave(&gus->reg_lock, flags);
183 	__snd_gf1_ctrl_stop(gus, reg);
184 	spin_unlock_irqrestore(&gus->reg_lock, flags);
185 }
186 
187 void snd_gf1_i_write8(struct snd_gus_card * gus,
188 		      unsigned char reg,
189                       unsigned char data)
190 {
191 	unsigned long flags;
192 
193 	spin_lock_irqsave(&gus->reg_lock, flags);
194 	__snd_gf1_write8(gus, reg, data);
195 	spin_unlock_irqrestore(&gus->reg_lock, flags);
196 }
197 
198 unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg)
199 {
200 	unsigned long flags;
201 	unsigned char res;
202 
203 	spin_lock_irqsave(&gus->reg_lock, flags);
204 	res = __snd_gf1_look8(gus, reg);
205 	spin_unlock_irqrestore(&gus->reg_lock, flags);
206 	return res;
207 }
208 
209 void snd_gf1_i_write16(struct snd_gus_card * gus,
210 		       unsigned char reg,
211 		       unsigned int data)
212 {
213 	unsigned long flags;
214 
215 	spin_lock_irqsave(&gus->reg_lock, flags);
216 	__snd_gf1_write16(gus, reg, data);
217 	spin_unlock_irqrestore(&gus->reg_lock, flags);
218 }
219 
220 unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg)
221 {
222 	unsigned long flags;
223 	unsigned short res;
224 
225 	spin_lock_irqsave(&gus->reg_lock, flags);
226 	res = __snd_gf1_look16(gus, reg);
227 	spin_unlock_irqrestore(&gus->reg_lock, flags);
228 	return res;
229 }
230 
231 #if 0
232 
233 void snd_gf1_i_adlib_write(struct snd_gus_card * gus,
234 		           unsigned char reg,
235 		           unsigned char data)
236 {
237 	unsigned long flags;
238 
239 	spin_lock_irqsave(&gus->reg_lock, flags);
240 	__snd_gf1_adlib_write(gus, reg, data);
241 	spin_unlock_irqrestore(&gus->reg_lock, flags);
242 }
243 
244 void snd_gf1_i_write_addr(struct snd_gus_card * gus, unsigned char reg,
245 			  unsigned int addr, short w_16bit)
246 {
247 	unsigned long flags;
248 
249 	spin_lock_irqsave(&gus->reg_lock, flags);
250 	__snd_gf1_write_addr(gus, reg, addr, w_16bit);
251 	spin_unlock_irqrestore(&gus->reg_lock, flags);
252 }
253 
254 #endif  /*  0  */
255 
256 #ifdef CONFIG_SND_DEBUG
257 static unsigned int snd_gf1_i_read_addr(struct snd_gus_card * gus,
258 					unsigned char reg, short w_16bit)
259 {
260 	unsigned int res;
261 	unsigned long flags;
262 
263 	spin_lock_irqsave(&gus->reg_lock, flags);
264 	res = __snd_gf1_read_addr(gus, reg, w_16bit);
265 	spin_unlock_irqrestore(&gus->reg_lock, flags);
266 	return res;
267 }
268 #endif
269 
270 /*
271 
272  */
273 
274 void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr)
275 {
276 	outb(0x43, gus->gf1.reg_regsel);
277 	mb();
278 	outw((unsigned short) addr, gus->gf1.reg_data16);
279 	mb();
280 	outb(0x44, gus->gf1.reg_regsel);
281 	mb();
282 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
283 	mb();
284 }
285 
286 void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data)
287 {
288 	unsigned long flags;
289 
290 	spin_lock_irqsave(&gus->reg_lock, flags);
291 	outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
292 	mb();
293 	outw((unsigned short) addr, gus->gf1.reg_data16);
294 	mb();
295 	outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
296 	mb();
297 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
298 	mb();
299 	outb(data, gus->gf1.reg_dram);
300 	spin_unlock_irqrestore(&gus->reg_lock, flags);
301 }
302 
303 unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr)
304 {
305 	unsigned long flags;
306 	unsigned char res;
307 
308 	spin_lock_irqsave(&gus->reg_lock, flags);
309 	outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
310 	mb();
311 	outw((unsigned short) addr, gus->gf1.reg_data16);
312 	mb();
313 	outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
314 	mb();
315 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
316 	mb();
317 	res = inb(gus->gf1.reg_dram);
318 	spin_unlock_irqrestore(&gus->reg_lock, flags);
319 	return res;
320 }
321 
322 #if 0
323 
324 void snd_gf1_pokew(struct snd_gus_card * gus, unsigned int addr, unsigned short data)
325 {
326 	unsigned long flags;
327 
328 #ifdef CONFIG_SND_DEBUG
329 	if (!gus->interwave)
330 		snd_printk(KERN_DEBUG "snd_gf1_pokew - GF1!!!\n");
331 #endif
332 	spin_lock_irqsave(&gus->reg_lock, flags);
333 	outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
334 	mb();
335 	outw((unsigned short) addr, gus->gf1.reg_data16);
336 	mb();
337 	outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
338 	mb();
339 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
340 	mb();
341 	outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
342 	mb();
343 	outw(data, gus->gf1.reg_data16);
344 	spin_unlock_irqrestore(&gus->reg_lock, flags);
345 }
346 
347 unsigned short snd_gf1_peekw(struct snd_gus_card * gus, unsigned int addr)
348 {
349 	unsigned long flags;
350 	unsigned short res;
351 
352 #ifdef CONFIG_SND_DEBUG
353 	if (!gus->interwave)
354 		snd_printk(KERN_DEBUG "snd_gf1_peekw - GF1!!!\n");
355 #endif
356 	spin_lock_irqsave(&gus->reg_lock, flags);
357 	outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
358 	mb();
359 	outw((unsigned short) addr, gus->gf1.reg_data16);
360 	mb();
361 	outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
362 	mb();
363 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
364 	mb();
365 	outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
366 	mb();
367 	res = inw(gus->gf1.reg_data16);
368 	spin_unlock_irqrestore(&gus->reg_lock, flags);
369 	return res;
370 }
371 
372 void snd_gf1_dram_setmem(struct snd_gus_card * gus, unsigned int addr,
373 			 unsigned short value, unsigned int count)
374 {
375 	unsigned long port;
376 	unsigned long flags;
377 
378 #ifdef CONFIG_SND_DEBUG
379 	if (!gus->interwave)
380 		snd_printk(KERN_DEBUG "snd_gf1_dram_setmem - GF1!!!\n");
381 #endif
382 	addr &= ~1;
383 	count >>= 1;
384 	port = GUSP(gus, GF1DATALOW);
385 	spin_lock_irqsave(&gus->reg_lock, flags);
386 	outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
387 	mb();
388 	outw((unsigned short) addr, gus->gf1.reg_data16);
389 	mb();
390 	outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
391 	mb();
392 	outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
393 	mb();
394 	outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
395 	while (count--)
396 		outw(value, port);
397 	spin_unlock_irqrestore(&gus->reg_lock, flags);
398 }
399 
400 #endif  /*  0  */
401 
402 void snd_gf1_select_active_voices(struct snd_gus_card * gus)
403 {
404 	unsigned short voices;
405 
406 	static unsigned short voices_tbl[32 - 14 + 1] =
407 	{
408 	    44100, 41160, 38587, 36317, 34300, 32494, 30870, 29400, 28063, 26843,
409 	    25725, 24696, 23746, 22866, 22050, 21289, 20580, 19916, 19293
410 	};
411 
412 	voices = gus->gf1.active_voices;
413 	if (voices > 32)
414 		voices = 32;
415 	if (voices < 14)
416 		voices = 14;
417 	if (gus->gf1.enh_mode)
418 		voices = 32;
419 	gus->gf1.active_voices = voices;
420 	gus->gf1.playback_freq =
421 	    gus->gf1.enh_mode ? 44100 : voices_tbl[voices - 14];
422 	if (!gus->gf1.enh_mode) {
423 		snd_gf1_i_write8(gus, SNDRV_GF1_GB_ACTIVE_VOICES, 0xc0 | (voices - 1));
424 		udelay(100);
425 	}
426 }
427 
428 #ifdef CONFIG_SND_DEBUG
429 
430 void snd_gf1_print_voice_registers(struct snd_gus_card * gus)
431 {
432 	unsigned char mode;
433 	int voice, ctrl;
434 
435 	voice = gus->gf1.active_voice;
436 	printk(KERN_INFO " -%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));
437 	printk(KERN_INFO " -%i- GF1  frequency              = 0x%x\n", voice, snd_gf1_i_read16(gus, 1));
438 	printk(KERN_INFO " -%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));
439 	printk(KERN_INFO " -%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));
440 	printk(KERN_INFO" -%i- GF1  volume                 = 0x%x\n", voice, snd_gf1_i_read16(gus, 9));
441 	printk(KERN_INFO " -%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));
442 	if (gus->interwave && snd_gf1_i_read8(gus, 0x19) & 0x01) {	/* enhanced mode */
443 		mode = snd_gf1_i_read8(gus, 0x15);
444 		printk(KERN_INFO " -%i- GFA1 mode                   = 0x%x\n", voice, mode);
445 		if (mode & 0x01) {	/* Effect processor */
446 			printk(KERN_INFO " -%i- GFA1 effect address         = 0x%x\n", voice, snd_gf1_i_read_addr(gus, 0x11, ctrl & 4));
447 			printk(KERN_INFO " -%i- GFA1 effect volume          = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x16));
448 			printk(KERN_INFO " -%i- GFA1 effect volume final    = 0x%x\n", voice, snd_gf1_i_read16(gus, 0x1d));
449 			printk(KERN_INFO " -%i- GFA1 effect accumulator     = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x14));
450 		}
451 		if (mode & 0x20) {
452 			printk(KERN_INFO " -%i- GFA1 left offset            = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x13), snd_gf1_i_read16(gus, 0x13) >> 4);
453 			printk(KERN_INFO " -%i- GFA1 left offset final      = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1c), snd_gf1_i_read16(gus, 0x1c) >> 4);
454 			printk(KERN_INFO " -%i- GFA1 right offset           = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x0c), snd_gf1_i_read16(gus, 0x0c) >> 4);
455 			printk(KERN_INFO " -%i- GFA1 right offset final     = 0x%x (%i)\n", voice, snd_gf1_i_read16(gus, 0x1b), snd_gf1_i_read16(gus, 0x1b) >> 4);
456 		} else
457 			printk(KERN_INFO " -%i- GF1  pan                    = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
458 	} else
459 		printk(KERN_INFO " -%i- GF1  pan                    = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
460 }
461 
462 #if 0
463 
464 void snd_gf1_print_global_registers(struct snd_gus_card * gus)
465 {
466 	unsigned char global_mode = 0x00;
467 
468 	printk(KERN_INFO " -G- GF1 active voices            = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_ACTIVE_VOICES));
469 	if (gus->interwave) {
470 		global_mode = snd_gf1_i_read8(gus, SNDRV_GF1_GB_GLOBAL_MODE);
471 		printk(KERN_INFO " -G- GF1 global mode              = 0x%x\n", global_mode);
472 	}
473 	if (global_mode & 0x02)	/* LFO enabled? */
474 		printk(KERN_INFO " -G- GF1 LFO base                 = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_LFO_BASE));
475 	printk(KERN_INFO " -G- GF1 voices IRQ read          = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VOICES_IRQ_READ));
476 	printk(KERN_INFO " -G- GF1 DRAM DMA control         = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DRAM_DMA_CONTROL));
477 	printk(KERN_INFO " -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));
478 	printk(KERN_INFO " -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));
479 	if (!gus->interwave)
480 		printk(KERN_INFO " -G- GF1 record DMA control       = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_REC_DMA_CONTROL));
481 	printk(KERN_INFO " -G- GF1 DRAM IO 16               = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_DRAM_IO16));
482 	if (gus->gf1.enh_mode) {
483 		printk(KERN_INFO " -G- GFA1 memory config           = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_MEMORY_CONFIG));
484 		printk(KERN_INFO " -G- GFA1 memory control          = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_MEMORY_CONTROL));
485 		printk(KERN_INFO " -G- GFA1 FIFO record base        = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR));
486 		printk(KERN_INFO " -G- GFA1 FIFO playback base      = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR));
487 		printk(KERN_INFO " -G- GFA1 interleave control      = 0x%x\n", snd_gf1_i_look16(gus, SNDRV_GF1_GW_INTERLEAVE));
488 	}
489 }
490 
491 void snd_gf1_print_setup_registers(struct snd_gus_card * gus)
492 {
493 	printk(KERN_INFO " -S- mix control                  = 0x%x\n", inb(GUSP(gus, MIXCNTRLREG)));
494 	printk(KERN_INFO " -S- IRQ status                   = 0x%x\n", inb(GUSP(gus, IRQSTAT)));
495 	printk(KERN_INFO " -S- timer control                = 0x%x\n", inb(GUSP(gus, TIMERCNTRL)));
496 	printk(KERN_INFO " -S- timer data                   = 0x%x\n", inb(GUSP(gus, TIMERDATA)));
497 	printk(KERN_INFO " -S- status read                  = 0x%x\n", inb(GUSP(gus, REGCNTRLS)));
498 	printk(KERN_INFO " -S- Sound Blaster control        = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_SOUND_BLASTER_CONTROL));
499 	printk(KERN_INFO " -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));
500 	printk(KERN_INFO " -S- reset                        = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_RESET));
501 	if (gus->interwave) {
502 		printk(KERN_INFO " -S- compatibility                = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_COMPATIBILITY));
503 		printk(KERN_INFO " -S- decode control               = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_DECODE_CONTROL));
504 		printk(KERN_INFO " -S- version number               = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_VERSION_NUMBER));
505 		printk(KERN_INFO " -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));
506 		printk(KERN_INFO " -S- emulation IRQ                = 0x%x\n", snd_gf1_i_look8(gus, SNDRV_GF1_GB_EMULATION_IRQ));
507 	}
508 }
509 
510 void snd_gf1_peek_print_block(struct snd_gus_card * gus, unsigned int addr, int count, int w_16bit)
511 {
512 	if (!w_16bit) {
513 		while (count-- > 0)
514 			printk(count > 0 ? "%02x:" : "%02x", snd_gf1_peek(gus, addr++));
515 	} else {
516 		while (count-- > 0) {
517 			printk(count > 0 ? "%04x:" : "%04x", snd_gf1_peek(gus, addr) | (snd_gf1_peek(gus, addr + 1) << 8));
518 			addr += 2;
519 		}
520 	}
521 }
522 
523 #endif  /*  0  */
524 
525 #endif
526