1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
4 * I/O routines for GF1/InterWave synthesizer chips
7 #include <linux/delay.h>
8 #include <linux/time.h>
9 #include <sound/core.h>
10 #include <sound/gus.h>
12 void snd_gf1_delay(struct snd_gus_card * gus)
16 for (i = 0; i < 6; i++) {
23 * =======================================================================
27 * ok.. stop of control registers (wave & ramp) need some special things..
28 * big UltraClick (tm) elimination...
31 static inline void __snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
35 outb(reg | 0x80, gus->gf1.reg_regsel);
37 value = inb(gus->gf1.reg_data8);
39 outb(reg, gus->gf1.reg_regsel);
41 outb((value | 0x03) & ~(0x80 | 0x20), gus->gf1.reg_data8);
45 static inline void __snd_gf1_write8(struct snd_gus_card * gus,
49 outb(reg, gus->gf1.reg_regsel);
51 outb(data, gus->gf1.reg_data8);
55 static inline unsigned char __snd_gf1_look8(struct snd_gus_card * gus,
58 outb(reg, gus->gf1.reg_regsel);
60 return inb(gus->gf1.reg_data8);
63 static inline void __snd_gf1_write16(struct snd_gus_card * gus,
64 unsigned char reg, unsigned int data)
66 outb(reg, gus->gf1.reg_regsel);
68 outw((unsigned short) data, gus->gf1.reg_data16);
72 static inline unsigned short __snd_gf1_look16(struct snd_gus_card * gus,
75 outb(reg, gus->gf1.reg_regsel);
77 return inw(gus->gf1.reg_data16);
80 static inline void __snd_gf1_adlib_write(struct snd_gus_card * gus,
81 unsigned char reg, unsigned char data)
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);
91 static inline void __snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg,
92 unsigned int addr, int w_16bit)
94 if (gus->gf1.enh_mode) {
96 addr = ((addr >> 1) & ~0x0000000f) | (addr & 0x0000000f);
97 __snd_gf1_write8(gus, SNDRV_GF1_VB_UPPER_ADDRESS, (unsigned char) ((addr >> 26) & 0x03));
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));
104 static inline unsigned int __snd_gf1_read_addr(struct snd_gus_card * gus,
105 unsigned char reg, short w_16bit)
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;
114 res = ((res << 1) & 0xffffffe0) | (res & 0x0000000f);
116 res = ((res & 0x001ffff0) << 1) | (res & 0x00c0000f);
122 * =======================================================================
125 void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
127 __snd_gf1_ctrl_stop(gus, reg);
130 void snd_gf1_write8(struct snd_gus_card * gus,
134 __snd_gf1_write8(gus, reg, data);
137 unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg)
139 return __snd_gf1_look8(gus, reg);
142 void snd_gf1_write16(struct snd_gus_card * gus,
146 __snd_gf1_write16(gus, reg, data);
149 unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg)
151 return __snd_gf1_look16(gus, reg);
154 void snd_gf1_adlib_write(struct snd_gus_card * gus,
158 __snd_gf1_adlib_write(gus, reg, data);
161 void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg,
162 unsigned int addr, short w_16bit)
164 __snd_gf1_write_addr(gus, reg, addr, w_16bit);
167 unsigned int snd_gf1_read_addr(struct snd_gus_card * gus,
171 return __snd_gf1_read_addr(gus, reg, w_16bit);
178 void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg)
182 spin_lock_irqsave(&gus->reg_lock, flags);
183 __snd_gf1_ctrl_stop(gus, reg);
184 spin_unlock_irqrestore(&gus->reg_lock, flags);
187 void snd_gf1_i_write8(struct snd_gus_card * gus,
193 spin_lock_irqsave(&gus->reg_lock, flags);
194 __snd_gf1_write8(gus, reg, data);
195 spin_unlock_irqrestore(&gus->reg_lock, flags);
198 unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg)
203 spin_lock_irqsave(&gus->reg_lock, flags);
204 res = __snd_gf1_look8(gus, reg);
205 spin_unlock_irqrestore(&gus->reg_lock, flags);
209 void snd_gf1_i_write16(struct snd_gus_card * gus,
215 spin_lock_irqsave(&gus->reg_lock, flags);
216 __snd_gf1_write16(gus, reg, data);
217 spin_unlock_irqrestore(&gus->reg_lock, flags);
220 unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg)
225 spin_lock_irqsave(&gus->reg_lock, flags);
226 res = __snd_gf1_look16(gus, reg);
227 spin_unlock_irqrestore(&gus->reg_lock, flags);
233 void snd_gf1_i_adlib_write(struct snd_gus_card * gus,
239 spin_lock_irqsave(&gus->reg_lock, flags);
240 __snd_gf1_adlib_write(gus, reg, data);
241 spin_unlock_irqrestore(&gus->reg_lock, flags);
244 void snd_gf1_i_write_addr(struct snd_gus_card * gus, unsigned char reg,
245 unsigned int addr, short w_16bit)
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);
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)
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);
274 void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr)
276 outb(0x43, gus->gf1.reg_regsel);
278 outw((unsigned short) addr, gus->gf1.reg_data16);
280 outb(0x44, gus->gf1.reg_regsel);
282 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
286 void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data)
290 spin_lock_irqsave(&gus->reg_lock, flags);
291 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
293 outw((unsigned short) addr, gus->gf1.reg_data16);
295 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
297 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
299 outb(data, gus->gf1.reg_dram);
300 spin_unlock_irqrestore(&gus->reg_lock, flags);
303 unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr)
308 spin_lock_irqsave(&gus->reg_lock, flags);
309 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
311 outw((unsigned short) addr, gus->gf1.reg_data16);
313 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
315 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
317 res = inb(gus->gf1.reg_dram);
318 spin_unlock_irqrestore(&gus->reg_lock, flags);
324 void snd_gf1_pokew(struct snd_gus_card * gus, unsigned int addr, unsigned short data)
328 #ifdef CONFIG_SND_DEBUG
330 snd_printk(KERN_DEBUG "snd_gf1_pokew - GF1!!!\n");
332 spin_lock_irqsave(&gus->reg_lock, flags);
333 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
335 outw((unsigned short) addr, gus->gf1.reg_data16);
337 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
339 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
341 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
343 outw(data, gus->gf1.reg_data16);
344 spin_unlock_irqrestore(&gus->reg_lock, flags);
347 unsigned short snd_gf1_peekw(struct snd_gus_card * gus, unsigned int addr)
352 #ifdef CONFIG_SND_DEBUG
354 snd_printk(KERN_DEBUG "snd_gf1_peekw - GF1!!!\n");
356 spin_lock_irqsave(&gus->reg_lock, flags);
357 outb(SNDRV_GF1_GW_DRAM_IO_LOW, gus->gf1.reg_regsel);
359 outw((unsigned short) addr, gus->gf1.reg_data16);
361 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
363 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
365 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
367 res = inw(gus->gf1.reg_data16);
368 spin_unlock_irqrestore(&gus->reg_lock, flags);
372 void snd_gf1_dram_setmem(struct snd_gus_card * gus, unsigned int addr,
373 unsigned short value, unsigned int count)
378 #ifdef CONFIG_SND_DEBUG
380 snd_printk(KERN_DEBUG "snd_gf1_dram_setmem - GF1!!!\n");
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);
388 outw((unsigned short) addr, gus->gf1.reg_data16);
390 outb(SNDRV_GF1_GB_DRAM_IO_HIGH, gus->gf1.reg_regsel);
392 outb((unsigned char) (addr >> 16), gus->gf1.reg_data8);
394 outb(SNDRV_GF1_GW_DRAM_IO16, gus->gf1.reg_regsel);
397 spin_unlock_irqrestore(&gus->reg_lock, flags);
402 void snd_gf1_select_active_voices(struct snd_gus_card * gus)
404 unsigned short voices;
406 static unsigned short voices_tbl[32 - 14 + 1] =
408 44100, 41160, 38587, 36317, 34300, 32494, 30870, 29400, 28063, 26843,
409 25725, 24696, 23746, 22866, 22050, 21289, 20580, 19916, 19293
412 voices = gus->gf1.active_voices;
417 if (gus->gf1.enh_mode)
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));
428 #ifdef CONFIG_SND_DEBUG
430 void snd_gf1_print_voice_registers(struct snd_gus_card * gus)
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));
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);
457 printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
459 printk(KERN_INFO " -%i- GF1 pan = 0x%x\n", voice, snd_gf1_i_read8(gus, 0x0c));
464 void snd_gf1_print_global_registers(struct snd_gus_card * gus)
466 unsigned char global_mode = 0x00;
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);
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));
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));
491 void snd_gf1_print_setup_registers(struct snd_gus_card * gus)
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));
510 void snd_gf1_peek_print_block(struct snd_gus_card * gus, unsigned int addr, int count, int w_16bit)
514 printk(count > 0 ? "%02x:" : "%02x", snd_gf1_peek(gus, addr++));
516 while (count-- > 0) {
517 printk(count > 0 ? "%04x:" : "%04x", snd_gf1_peek(gus, addr) | (snd_gf1_peek(gus, addr + 1) << 8));