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1 | #ifndef __SOUND_GUS_H |
2 | #define __SOUND_GUS_H |
3 | |
4 | /* |
5 | * Global structures used for GUS part of ALSA driver |
6 | * Copyright (c) by Jaroslav Kysela <perex@perex.cz> |
7 | * |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify |
10 | * it under the terms of the GNU General Public License as published by |
11 | * the Free Software Foundation; either version 2 of the License, or |
12 | * (at your option) any later version. |
13 | * |
14 | * This program is distributed in the hope that it will be useful, |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | * GNU General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU General Public License |
20 | * along with this program; if not, write to the Free Software |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
22 | * |
23 | */ |
24 | |
25 | #include "pcm.h" |
26 | #include "rawmidi.h" |
27 | #include "timer.h" |
28 | #include "seq_midi_emul.h" |
29 | #include "seq_device.h" |
30 | #include <asm/io.h> |
31 | |
32 | /* IO ports */ |
33 | |
34 | #define GUSP(gus, x) ((gus)->gf1.port + SNDRV_g_u_s_##x) |
35 | |
36 | #define SNDRV_g_u_s_MIDICTRL (0x320-0x220) |
37 | #define SNDRV_g_u_s_MIDISTAT (0x320-0x220) |
38 | #define SNDRV_g_u_s_MIDIDATA (0x321-0x220) |
39 | |
40 | #define SNDRV_g_u_s_GF1PAGE (0x322-0x220) |
41 | #define SNDRV_g_u_s_GF1REGSEL (0x323-0x220) |
42 | #define SNDRV_g_u_s_GF1DATALOW (0x324-0x220) |
43 | #define SNDRV_g_u_s_GF1DATAHIGH (0x325-0x220) |
44 | #define SNDRV_g_u_s_IRQSTAT (0x226-0x220) |
45 | #define SNDRV_g_u_s_TIMERCNTRL (0x228-0x220) |
46 | #define SNDRV_g_u_s_TIMERDATA (0x229-0x220) |
47 | #define SNDRV_g_u_s_DRAM (0x327-0x220) |
48 | #define SNDRV_g_u_s_MIXCNTRLREG (0x220-0x220) |
49 | #define SNDRV_g_u_s_IRQDMACNTRLREG (0x22b-0x220) |
50 | #define SNDRV_g_u_s_REGCNTRLS (0x22f-0x220) |
51 | #define SNDRV_g_u_s_BOARDVERSION (0x726-0x220) |
52 | #define SNDRV_g_u_s_MIXCNTRLPORT (0x726-0x220) |
53 | #define SNDRV_g_u_s_IVER (0x325-0x220) |
54 | #define SNDRV_g_u_s_MIXDATAPORT (0x326-0x220) |
55 | #define SNDRV_g_u_s_MAXCNTRLPORT (0x326-0x220) |
56 | |
57 | /* GF1 registers */ |
58 | |
59 | /* global registers */ |
60 | #define SNDRV_GF1_GB_ACTIVE_VOICES 0x0e |
61 | #define SNDRV_GF1_GB_VOICES_IRQ 0x0f |
62 | #define SNDRV_GF1_GB_GLOBAL_MODE 0x19 |
63 | #define SNDRV_GF1_GW_LFO_BASE 0x1a |
64 | #define SNDRV_GF1_GB_VOICES_IRQ_READ 0x1f |
65 | #define SNDRV_GF1_GB_DRAM_DMA_CONTROL 0x41 |
66 | #define SNDRV_GF1_GW_DRAM_DMA_LOW 0x42 |
67 | #define SNDRV_GF1_GW_DRAM_IO_LOW 0x43 |
68 | #define SNDRV_GF1_GB_DRAM_IO_HIGH 0x44 |
69 | #define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL 0x45 |
70 | #define SNDRV_GF1_GB_ADLIB_TIMER_1 0x46 |
71 | #define SNDRV_GF1_GB_ADLIB_TIMER_2 0x47 |
72 | #define SNDRV_GF1_GB_RECORD_RATE 0x48 |
73 | #define SNDRV_GF1_GB_REC_DMA_CONTROL 0x49 |
74 | #define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL 0x4b |
75 | #define SNDRV_GF1_GB_RESET 0x4c |
76 | #define SNDRV_GF1_GB_DRAM_DMA_HIGH 0x50 |
77 | #define SNDRV_GF1_GW_DRAM_IO16 0x51 |
78 | #define SNDRV_GF1_GW_MEMORY_CONFIG 0x52 |
79 | #define SNDRV_GF1_GB_MEMORY_CONTROL 0x53 |
80 | #define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR 0x54 |
81 | #define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR 0x55 |
82 | #define SNDRV_GF1_GW_FIFO_SIZE 0x56 |
83 | #define SNDRV_GF1_GW_INTERLEAVE 0x57 |
84 | #define SNDRV_GF1_GB_COMPATIBILITY 0x59 |
85 | #define SNDRV_GF1_GB_DECODE_CONTROL 0x5a |
86 | #define SNDRV_GF1_GB_VERSION_NUMBER 0x5b |
87 | #define SNDRV_GF1_GB_MPU401_CONTROL_A 0x5c |
88 | #define SNDRV_GF1_GB_MPU401_CONTROL_B 0x5d |
89 | #define SNDRV_GF1_GB_EMULATION_IRQ 0x60 |
90 | /* voice specific registers */ |
91 | #define SNDRV_GF1_VB_ADDRESS_CONTROL 0x00 |
92 | #define SNDRV_GF1_VW_FREQUENCY 0x01 |
93 | #define SNDRV_GF1_VW_START_HIGH 0x02 |
94 | #define SNDRV_GF1_VW_START_LOW 0x03 |
95 | #define SNDRV_GF1_VA_START SNDRV_GF1_VW_START_HIGH |
96 | #define SNDRV_GF1_VW_END_HIGH 0x04 |
97 | #define SNDRV_GF1_VW_END_LOW 0x05 |
98 | #define SNDRV_GF1_VA_END SNDRV_GF1_VW_END_HIGH |
99 | #define SNDRV_GF1_VB_VOLUME_RATE 0x06 |
100 | #define SNDRV_GF1_VB_VOLUME_START 0x07 |
101 | #define SNDRV_GF1_VB_VOLUME_END 0x08 |
102 | #define SNDRV_GF1_VW_VOLUME 0x09 |
103 | #define SNDRV_GF1_VW_CURRENT_HIGH 0x0a |
104 | #define SNDRV_GF1_VW_CURRENT_LOW 0x0b |
105 | #define SNDRV_GF1_VA_CURRENT SNDRV_GF1_VW_CURRENT_HIGH |
106 | #define SNDRV_GF1_VB_PAN 0x0c |
107 | #define SNDRV_GF1_VW_OFFSET_RIGHT 0x0c |
108 | #define SNDRV_GF1_VB_VOLUME_CONTROL 0x0d |
109 | #define SNDRV_GF1_VB_UPPER_ADDRESS 0x10 |
110 | #define SNDRV_GF1_VW_EFFECT_HIGH 0x11 |
111 | #define SNDRV_GF1_VW_EFFECT_LOW 0x12 |
112 | #define SNDRV_GF1_VA_EFFECT SNDRV_GF1_VW_EFFECT_HIGH |
113 | #define SNDRV_GF1_VW_OFFSET_LEFT 0x13 |
114 | #define SNDRV_GF1_VB_ACCUMULATOR 0x14 |
115 | #define SNDRV_GF1_VB_MODE 0x15 |
116 | #define SNDRV_GF1_VW_EFFECT_VOLUME 0x16 |
117 | #define SNDRV_GF1_VB_FREQUENCY_LFO 0x17 |
118 | #define SNDRV_GF1_VB_VOLUME_LFO 0x18 |
119 | #define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL 0x1b |
120 | #define SNDRV_GF1_VW_OFFSET_LEFT_FINAL 0x1c |
121 | #define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL 0x1d |
122 | |
123 | /* ICS registers */ |
124 | |
125 | #define SNDRV_ICS_MIC_DEV 0 |
126 | #define SNDRV_ICS_LINE_DEV 1 |
127 | #define SNDRV_ICS_CD_DEV 2 |
128 | #define SNDRV_ICS_GF1_DEV 3 |
129 | #define SNDRV_ICS_NONE_DEV 4 |
130 | #define SNDRV_ICS_MASTER_DEV 5 |
131 | |
132 | /* LFO */ |
133 | |
134 | #define SNDRV_LFO_TREMOLO 0 |
135 | #define SNDRV_LFO_VIBRATO 1 |
136 | |
137 | /* misc */ |
138 | |
139 | #define SNDRV_GF1_DMA_UNSIGNED 0x80 |
140 | #define SNDRV_GF1_DMA_16BIT 0x40 |
141 | #define SNDRV_GF1_DMA_IRQ 0x20 |
142 | #define SNDRV_GF1_DMA_WIDTH16 0x04 |
143 | #define SNDRV_GF1_DMA_READ 0x02 /* read from GUS's DRAM */ |
144 | #define SNDRV_GF1_DMA_ENABLE 0x01 |
145 | |
146 | /* ramp ranges */ |
147 | |
148 | #define SNDRV_GF1_ATTEN(x) (snd_gf1_atten_table[x]) |
149 | #define SNDRV_GF1_MIN_VOLUME 1800 |
150 | #define SNDRV_GF1_MAX_VOLUME 4095 |
151 | #define SNDRV_GF1_MIN_OFFSET (SNDRV_GF1_MIN_VOLUME>>4) |
152 | #define SNDRV_GF1_MAX_OFFSET 255 |
153 | #define SNDRV_GF1_MAX_TDEPTH 90 |
154 | |
155 | /* defines for memory manager */ |
156 | |
157 | #define SNDRV_GF1_MEM_BLOCK_16BIT 0x0001 |
158 | |
159 | #define SNDRV_GF1_MEM_OWNER_DRIVER 0x0001 |
160 | #define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002 |
161 | #define SNDRV_GF1_MEM_OWNER_WAVE_GF1 0x0003 |
162 | #define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004 |
163 | |
164 | /* constants for interrupt handlers */ |
165 | |
166 | #define SNDRV_GF1_HANDLER_MIDI_OUT 0x00010000 |
167 | #define SNDRV_GF1_HANDLER_MIDI_IN 0x00020000 |
168 | #define SNDRV_GF1_HANDLER_TIMER1 0x00040000 |
169 | #define SNDRV_GF1_HANDLER_TIMER2 0x00080000 |
170 | #define SNDRV_GF1_HANDLER_VOICE 0x00100000 |
171 | #define SNDRV_GF1_HANDLER_DMA_WRITE 0x00200000 |
172 | #define SNDRV_GF1_HANDLER_DMA_READ 0x00400000 |
173 | #define SNDRV_GF1_HANDLER_ALL (0xffff0000&~SNDRV_GF1_HANDLER_VOICE) |
174 | |
175 | /* constants for DMA flags */ |
176 | |
177 | #define SNDRV_GF1_DMA_TRIGGER 1 |
178 | |
179 | /* --- */ |
180 | |
181 | struct snd_gus_card; |
182 | |
183 | /* GF1 specific structure */ |
184 | |
185 | struct snd_gf1_bank_info { |
186 | unsigned int address; |
187 | unsigned int size; |
188 | }; |
189 | |
190 | struct snd_gf1_mem_block { |
191 | unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */ |
192 | unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */ |
193 | unsigned int share; /* share count */ |
194 | unsigned int share_id[4]; /* share ID */ |
195 | unsigned int ptr; |
196 | unsigned int size; |
197 | char *name; |
198 | struct snd_gf1_mem_block *next; |
199 | struct snd_gf1_mem_block *prev; |
200 | }; |
201 | |
202 | struct snd_gf1_mem { |
203 | struct snd_gf1_bank_info banks_8[4]; |
204 | struct snd_gf1_bank_info banks_16[4]; |
205 | struct snd_gf1_mem_block *first; |
206 | struct snd_gf1_mem_block *last; |
207 | struct mutex memory_mutex; |
208 | }; |
209 | |
210 | struct snd_gf1_dma_block { |
211 | void *buffer; /* buffer in computer's RAM */ |
212 | unsigned long buf_addr; /* buffer address */ |
213 | unsigned int addr; /* address in onboard memory */ |
214 | unsigned int count; /* count in bytes */ |
215 | unsigned int cmd; /* DMA command (format) */ |
216 | void (*ack)(struct snd_gus_card * gus, void *private_data); |
217 | void *private_data; |
218 | struct snd_gf1_dma_block *next; |
219 | }; |
220 | |
221 | struct snd_gus_port { |
222 | struct snd_midi_channel_set * chset; |
223 | struct snd_gus_card * gus; |
224 | int mode; /* operation mode */ |
225 | int client; /* sequencer client number */ |
226 | int port; /* sequencer port number */ |
227 | unsigned int midi_has_voices: 1; |
228 | }; |
229 | |
230 | struct snd_gus_voice; |
231 | |
232 | #define SNDRV_GF1_VOICE_TYPE_PCM 0 |
233 | #define SNDRV_GF1_VOICE_TYPE_SYNTH 1 |
234 | #define SNDRV_GF1_VOICE_TYPE_MIDI 2 |
235 | |
236 | #define SNDRV_GF1_VFLG_RUNNING (1<<0) |
237 | #define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1) |
238 | #define SNDRV_GF1_VFLG_PAN (1<<2) |
239 | |
240 | enum snd_gus_volume_state { |
241 | VENV_BEFORE, |
242 | VENV_ATTACK, |
243 | VENV_SUSTAIN, |
244 | VENV_RELEASE, |
245 | VENV_DONE, |
246 | VENV_VOLUME |
247 | }; |
248 | |
249 | struct snd_gus_voice { |
250 | int number; |
251 | unsigned int use: 1, |
252 | pcm: 1, |
253 | synth:1, |
254 | midi: 1; |
255 | unsigned int flags; |
256 | unsigned char client; |
257 | unsigned char port; |
258 | unsigned char index; |
259 | unsigned char pad; |
260 | |
261 | #ifdef CONFIG_SND_DEBUG |
262 | unsigned int interrupt_stat_wave; |
263 | unsigned int interrupt_stat_volume; |
264 | #endif |
265 | void (*handler_wave) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
266 | void (*handler_volume) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
267 | void (*handler_effect) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
268 | void (*volume_change) (struct snd_gus_card * gus); |
269 | |
270 | struct snd_gus_sample_ops *sample_ops; |
271 | |
272 | /* running status / registers */ |
273 | |
274 | unsigned short fc_register; |
275 | unsigned short fc_lfo; |
276 | unsigned short gf1_volume; |
277 | unsigned char control; |
278 | unsigned char mode; |
279 | unsigned char gf1_pan; |
280 | unsigned char effect_accumulator; |
281 | unsigned char volume_control; |
282 | unsigned char venv_value_next; |
283 | enum snd_gus_volume_state venv_state; |
284 | enum snd_gus_volume_state venv_state_prev; |
285 | unsigned short vlo; |
286 | unsigned short vro; |
287 | unsigned short gf1_effect_volume; |
288 | |
289 | /* --- */ |
290 | |
291 | void *private_data; |
292 | void (*private_free)(struct snd_gus_voice *voice); |
293 | }; |
294 | |
295 | struct snd_gf1 { |
296 | |
297 | unsigned int enh_mode:1, /* enhanced mode (GFA1) */ |
298 | hw_lfo:1, /* use hardware LFO */ |
299 | sw_lfo:1, /* use software LFO */ |
300 | effect:1; /* use effect voices */ |
301 | |
302 | unsigned long port; /* port of GF1 chip */ |
303 | struct resource *res_port1; |
304 | struct resource *res_port2; |
305 | int irq; /* IRQ number */ |
306 | int dma1; /* DMA1 number */ |
307 | int dma2; /* DMA2 number */ |
308 | unsigned int memory; /* GUS's DRAM size in bytes */ |
309 | unsigned int rom_memory; /* GUS's ROM size in bytes */ |
310 | unsigned int rom_present; /* bitmask */ |
311 | unsigned int rom_banks; /* GUS's ROM banks */ |
312 | |
313 | struct snd_gf1_mem mem_alloc; |
314 | |
315 | /* registers */ |
316 | unsigned short reg_page; |
317 | unsigned short reg_regsel; |
318 | unsigned short reg_data8; |
319 | unsigned short reg_data16; |
320 | unsigned short reg_irqstat; |
321 | unsigned short reg_dram; |
322 | unsigned short reg_timerctrl; |
323 | unsigned short reg_timerdata; |
324 | unsigned char ics_regs[6][2]; |
325 | /* --------- */ |
326 | |
327 | unsigned char active_voices; /* active voices */ |
328 | unsigned char active_voice; /* selected voice (GF1PAGE register) */ |
329 | |
330 | struct snd_gus_voice voices[32]; /* GF1 voices */ |
331 | |
332 | unsigned int default_voice_address; |
333 | |
334 | unsigned short playback_freq; /* GF1 playback (mixing) frequency */ |
335 | unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */ |
336 | unsigned char volume_ramp; |
337 | unsigned char smooth_pan; |
338 | unsigned char full_range_pan; |
339 | unsigned char pad0; |
340 | |
341 | unsigned char *lfos; |
342 | |
343 | /* interrupt handlers */ |
344 | |
345 | void (*interrupt_handler_midi_out) (struct snd_gus_card * gus); |
346 | void (*interrupt_handler_midi_in) (struct snd_gus_card * gus); |
347 | void (*interrupt_handler_timer1) (struct snd_gus_card * gus); |
348 | void (*interrupt_handler_timer2) (struct snd_gus_card * gus); |
349 | void (*interrupt_handler_dma_write) (struct snd_gus_card * gus); |
350 | void (*interrupt_handler_dma_read) (struct snd_gus_card * gus); |
351 | |
352 | #ifdef CONFIG_SND_DEBUG |
353 | unsigned int interrupt_stat_midi_out; |
354 | unsigned int interrupt_stat_midi_in; |
355 | unsigned int interrupt_stat_timer1; |
356 | unsigned int interrupt_stat_timer2; |
357 | unsigned int interrupt_stat_dma_write; |
358 | unsigned int interrupt_stat_dma_read; |
359 | unsigned int interrupt_stat_voice_lost; |
360 | #endif |
361 | |
362 | /* synthesizer */ |
363 | |
364 | int seq_client; |
365 | struct snd_gus_port seq_ports[4]; |
366 | |
367 | /* timer */ |
368 | |
369 | unsigned short timer_enabled; |
370 | struct snd_timer *timer1; |
371 | struct snd_timer *timer2; |
372 | |
373 | /* midi */ |
374 | |
375 | unsigned short uart_cmd; |
376 | unsigned int uart_framing; |
377 | unsigned int uart_overrun; |
378 | |
379 | /* dma operations */ |
380 | |
381 | unsigned int dma_flags; |
382 | unsigned int dma_shared; |
383 | struct snd_gf1_dma_block *dma_data_pcm; |
384 | struct snd_gf1_dma_block *dma_data_pcm_last; |
385 | struct snd_gf1_dma_block *dma_data_synth; |
386 | struct snd_gf1_dma_block *dma_data_synth_last; |
387 | void (*dma_ack)(struct snd_gus_card * gus, void *private_data); |
388 | void *dma_private_data; |
389 | |
390 | /* pcm */ |
391 | int pcm_channels; |
392 | int pcm_alloc_voices; |
393 | unsigned short pcm_volume_level_left; |
394 | unsigned short pcm_volume_level_right; |
395 | unsigned short pcm_volume_level_left1; |
396 | unsigned short pcm_volume_level_right1; |
397 | |
398 | unsigned char pcm_rcntrl_reg; |
399 | unsigned char pad_end; |
400 | }; |
401 | |
402 | /* main structure for GUS card */ |
403 | |
404 | struct snd_gus_card { |
405 | struct snd_card *card; |
406 | |
407 | unsigned int |
408 | initialized: 1, /* resources were initialized */ |
409 | equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */ |
410 | equal_dma:1, /* if dma channels are equal (not valid for daughter board) */ |
411 | ics_flag:1, /* have we ICS mixer chip */ |
412 | ics_flipped:1, /* ICS mixer have flipped some channels? */ |
413 | codec_flag:1, /* have we CODEC chip? */ |
414 | max_flag:1, /* have we GUS MAX card? */ |
415 | max_ctrl_flag:1, /* have we original GUS MAX card? */ |
416 | daughter_flag:1, /* have we daughter board? */ |
417 | interwave:1, /* hey - we have InterWave card */ |
418 | ess_flag:1, /* ESS chip found... GUS Extreme */ |
419 | ace_flag:1, /* GUS ACE detected */ |
420 | uart_enable:1; /* enable MIDI UART */ |
421 | unsigned short revision; /* revision of chip */ |
422 | unsigned short max_cntrl_val; /* GUS MAX control value */ |
423 | unsigned short mix_cntrl_reg; /* mixer control register */ |
424 | unsigned short joystick_dac; /* joystick DAC level */ |
425 | int timer_dev; /* timer device */ |
426 | |
427 | struct snd_gf1 gf1; /* gf1 specific variables */ |
428 | struct snd_pcm *pcm; |
429 | struct snd_pcm_substream *pcm_cap_substream; |
430 | unsigned int c_dma_size; |
431 | unsigned int c_period_size; |
432 | unsigned int c_pos; |
433 | |
434 | struct snd_rawmidi *midi_uart; |
435 | struct snd_rawmidi_substream *midi_substream_output; |
436 | struct snd_rawmidi_substream *midi_substream_input; |
437 | |
438 | spinlock_t reg_lock; |
439 | spinlock_t voice_alloc; |
440 | spinlock_t active_voice_lock; |
441 | spinlock_t event_lock; |
442 | spinlock_t dma_lock; |
443 | spinlock_t pcm_volume_level_lock; |
444 | spinlock_t uart_cmd_lock; |
445 | struct mutex dma_mutex; |
446 | struct mutex register_mutex; |
447 | }; |
448 | |
449 | /* I/O functions for GF1/InterWave chip - gus_io.c */ |
450 | |
451 | static inline void snd_gf1_select_voice(struct snd_gus_card * gus, int voice) |
452 | { |
453 | unsigned long flags; |
454 | |
455 | spin_lock_irqsave(&gus->active_voice_lock, flags); |
456 | if (voice != gus->gf1.active_voice) { |
457 | gus->gf1.active_voice = voice; |
458 | outb(voice, GUSP(gus, GF1PAGE)); |
459 | } |
460 | spin_unlock_irqrestore(&gus->active_voice_lock, flags); |
461 | } |
462 | |
463 | static inline void snd_gf1_uart_cmd(struct snd_gus_card * gus, unsigned char b) |
464 | { |
465 | outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL)); |
466 | } |
467 | |
468 | static inline unsigned char snd_gf1_uart_stat(struct snd_gus_card * gus) |
469 | { |
470 | return inb(GUSP(gus, MIDISTAT)); |
471 | } |
472 | |
473 | static inline void snd_gf1_uart_put(struct snd_gus_card * gus, unsigned char b) |
474 | { |
475 | outb(b, GUSP(gus, MIDIDATA)); |
476 | } |
477 | |
478 | static inline unsigned char snd_gf1_uart_get(struct snd_gus_card * gus) |
479 | { |
480 | return inb(GUSP(gus, MIDIDATA)); |
481 | } |
482 | |
483 | extern void snd_gf1_delay(struct snd_gus_card * gus); |
484 | |
485 | extern void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); |
486 | |
487 | extern void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
488 | extern unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg); |
489 | static inline unsigned char snd_gf1_read8(struct snd_gus_card * gus, unsigned char reg) |
490 | { |
491 | return snd_gf1_look8(gus, reg | 0x80); |
492 | } |
493 | extern void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); |
494 | extern unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg); |
495 | static inline unsigned short snd_gf1_read16(struct snd_gus_card * gus, unsigned char reg) |
496 | { |
497 | return snd_gf1_look16(gus, reg | 0x80); |
498 | } |
499 | extern void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
500 | extern void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr); |
501 | extern void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data); |
502 | extern unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr); |
503 | extern void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit); |
504 | extern unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit); |
505 | extern void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); |
506 | extern void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
507 | extern unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg); |
508 | extern void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); |
509 | static inline unsigned char snd_gf1_i_read8(struct snd_gus_card * gus, unsigned char reg) |
510 | { |
511 | return snd_gf1_i_look8(gus, reg | 0x80); |
512 | } |
513 | extern unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg); |
514 | static inline unsigned short snd_gf1_i_read16(struct snd_gus_card * gus, unsigned char reg) |
515 | { |
516 | return snd_gf1_i_look16(gus, reg | 0x80); |
517 | } |
518 | |
519 | extern void snd_gf1_select_active_voices(struct snd_gus_card * gus); |
520 | |
521 | /* gus_lfo.c */ |
522 | |
523 | struct _SND_IW_LFO_PROGRAM { |
524 | unsigned short freq_and_control; |
525 | unsigned char depth_final; |
526 | unsigned char depth_inc; |
527 | unsigned short twave; |
528 | unsigned short depth; |
529 | }; |
530 | |
531 | #if 0 |
532 | extern irqreturn_t snd_gf1_lfo_effect_interrupt(struct snd_gus_card * gus, snd_gf1_voice_t * voice); |
533 | #endif |
534 | extern void snd_gf1_lfo_init(struct snd_gus_card * gus); |
535 | extern void snd_gf1_lfo_done(struct snd_gus_card * gus); |
536 | extern void snd_gf1_lfo_program(struct snd_gus_card * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program); |
537 | extern void snd_gf1_lfo_enable(struct snd_gus_card * gus, int voice, int lfo_type); |
538 | extern void snd_gf1_lfo_disable(struct snd_gus_card * gus, int voice, int lfo_type); |
539 | extern void snd_gf1_lfo_change_freq(struct snd_gus_card * gus, int voice, int lfo_type, int freq); |
540 | extern void snd_gf1_lfo_change_depth(struct snd_gus_card * gus, int voice, int lfo_type, int depth); |
541 | extern void snd_gf1_lfo_setup(struct snd_gus_card * gus, int voice, int lfo_type, int freq, int current_depth, int depth, int sweep, int shape); |
542 | extern void snd_gf1_lfo_shutdown(struct snd_gus_card * gus, int voice, int lfo_type); |
543 | #if 0 |
544 | extern void snd_gf1_lfo_command(struct snd_gus_card * gus, int voice, unsigned char *command); |
545 | #endif |
546 | |
547 | /* gus_mem.c */ |
548 | |
549 | void snd_gf1_mem_lock(struct snd_gf1_mem * alloc, int xup); |
550 | int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block); |
551 | struct snd_gf1_mem_block *snd_gf1_mem_alloc(struct snd_gf1_mem * alloc, int owner, |
552 | char *name, int size, int w_16, |
553 | int align, unsigned int *share_id); |
554 | int snd_gf1_mem_free(struct snd_gf1_mem * alloc, unsigned int address); |
555 | int snd_gf1_mem_free_owner(struct snd_gf1_mem * alloc, int owner); |
556 | int snd_gf1_mem_init(struct snd_gus_card * gus); |
557 | int snd_gf1_mem_done(struct snd_gus_card * gus); |
558 | |
559 | /* gus_mem_proc.c */ |
560 | |
561 | int snd_gf1_mem_proc_init(struct snd_gus_card * gus); |
562 | |
563 | /* gus_dma.c */ |
564 | |
565 | int snd_gf1_dma_init(struct snd_gus_card * gus); |
566 | int snd_gf1_dma_done(struct snd_gus_card * gus); |
567 | int snd_gf1_dma_transfer_block(struct snd_gus_card * gus, |
568 | struct snd_gf1_dma_block * block, |
569 | int atomic, |
570 | int synth); |
571 | |
572 | /* gus_volume.c */ |
573 | |
574 | unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol); |
575 | unsigned short snd_gf1_translate_freq(struct snd_gus_card * gus, unsigned int freq2); |
576 | |
577 | /* gus_reset.c */ |
578 | |
579 | void snd_gf1_set_default_handlers(struct snd_gus_card * gus, unsigned int what); |
580 | void snd_gf1_smart_stop_voice(struct snd_gus_card * gus, unsigned short voice); |
581 | void snd_gf1_stop_voice(struct snd_gus_card * gus, unsigned short voice); |
582 | void snd_gf1_stop_voices(struct snd_gus_card * gus, unsigned short v_min, unsigned short v_max); |
583 | struct snd_gus_voice *snd_gf1_alloc_voice(struct snd_gus_card * gus, int type, int client, int port); |
584 | void snd_gf1_free_voice(struct snd_gus_card * gus, struct snd_gus_voice *voice); |
585 | int snd_gf1_start(struct snd_gus_card * gus); |
586 | int snd_gf1_stop(struct snd_gus_card * gus); |
587 | |
588 | /* gus_mixer.c */ |
589 | |
590 | int snd_gf1_new_mixer(struct snd_gus_card * gus); |
591 | |
592 | /* gus_pcm.c */ |
593 | |
594 | int snd_gf1_pcm_new(struct snd_gus_card * gus, int pcm_dev, int control_index, struct snd_pcm ** rpcm); |
595 | |
596 | #ifdef CONFIG_SND_DEBUG |
597 | extern void snd_gf1_print_voice_registers(struct snd_gus_card * gus); |
598 | #endif |
599 | |
600 | /* gus.c */ |
601 | |
602 | int snd_gus_use_inc(struct snd_gus_card * gus); |
603 | void snd_gus_use_dec(struct snd_gus_card * gus); |
604 | int snd_gus_create(struct snd_card *card, |
605 | unsigned long port, |
606 | int irq, int dma1, int dma2, |
607 | int timer_dev, |
608 | int voices, |
609 | int pcm_channels, |
610 | int effect, |
611 | struct snd_gus_card ** rgus); |
612 | int snd_gus_initialize(struct snd_gus_card * gus); |
613 | |
614 | /* gus_irq.c */ |
615 | |
616 | irqreturn_t snd_gus_interrupt(int irq, void *dev_id); |
617 | #ifdef CONFIG_SND_DEBUG |
618 | void snd_gus_irq_profile_init(struct snd_gus_card *gus); |
619 | #endif |
620 | |
621 | /* gus_uart.c */ |
622 | |
623 | int snd_gf1_rawmidi_new(struct snd_gus_card * gus, int device, struct snd_rawmidi **rrawmidi); |
624 | |
625 | /* gus_dram.c */ |
626 | int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr, |
627 | unsigned int addr, unsigned int size); |
628 | int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr, |
629 | unsigned int addr, unsigned int size, int rom); |
630 | |
631 | #endif /* __SOUND_GUS_H */ |
632 |
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