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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [sound/] [gus.h] - Blame information for rev 65

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1 62 marcus.erl
#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 "ainstr_iw.h"
31
#include "ainstr_gf1.h"
32
#include "ainstr_simple.h"
33
#include <asm/io.h>
34
 
35
#define SNDRV_SEQ_DEV_ID_GUS                    "gus-synth"
36
 
37
/* IO ports */
38
 
39
#define GUSP(gus, x)                    ((gus)->gf1.port + SNDRV_g_u_s_##x)
40
 
41
#define SNDRV_g_u_s_MIDICTRL            (0x320-0x220)
42
#define SNDRV_g_u_s_MIDISTAT            (0x320-0x220)
43
#define SNDRV_g_u_s_MIDIDATA            (0x321-0x220)
44
 
45
#define SNDRV_g_u_s_GF1PAGE             (0x322-0x220)
46
#define SNDRV_g_u_s_GF1REGSEL           (0x323-0x220)
47
#define SNDRV_g_u_s_GF1DATALOW          (0x324-0x220)
48
#define SNDRV_g_u_s_GF1DATAHIGH         (0x325-0x220)
49
#define SNDRV_g_u_s_IRQSTAT             (0x226-0x220)
50
#define SNDRV_g_u_s_TIMERCNTRL          (0x228-0x220)
51
#define SNDRV_g_u_s_TIMERDATA           (0x229-0x220)
52
#define SNDRV_g_u_s_DRAM                (0x327-0x220)
53
#define SNDRV_g_u_s_MIXCNTRLREG         (0x220-0x220)
54
#define SNDRV_g_u_s_IRQDMACNTRLREG      (0x22b-0x220)
55
#define SNDRV_g_u_s_REGCNTRLS           (0x22f-0x220)
56
#define SNDRV_g_u_s_BOARDVERSION        (0x726-0x220)
57
#define SNDRV_g_u_s_MIXCNTRLPORT        (0x726-0x220)
58
#define SNDRV_g_u_s_IVER                (0x325-0x220)
59
#define SNDRV_g_u_s_MIXDATAPORT         (0x326-0x220)
60
#define SNDRV_g_u_s_MAXCNTRLPORT        (0x326-0x220)
61
 
62
/* GF1 registers */
63
 
64
/* global registers */
65
#define SNDRV_GF1_GB_ACTIVE_VOICES              0x0e
66
#define SNDRV_GF1_GB_VOICES_IRQ                 0x0f
67
#define SNDRV_GF1_GB_GLOBAL_MODE                0x19
68
#define SNDRV_GF1_GW_LFO_BASE                   0x1a
69
#define SNDRV_GF1_GB_VOICES_IRQ_READ            0x1f
70
#define SNDRV_GF1_GB_DRAM_DMA_CONTROL           0x41
71
#define SNDRV_GF1_GW_DRAM_DMA_LOW               0x42
72
#define SNDRV_GF1_GW_DRAM_IO_LOW                0x43
73
#define SNDRV_GF1_GB_DRAM_IO_HIGH               0x44
74
#define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL      0x45
75
#define SNDRV_GF1_GB_ADLIB_TIMER_1              0x46
76
#define SNDRV_GF1_GB_ADLIB_TIMER_2              0x47
77
#define SNDRV_GF1_GB_RECORD_RATE                0x48
78
#define SNDRV_GF1_GB_REC_DMA_CONTROL            0x49
79
#define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL         0x4b
80
#define SNDRV_GF1_GB_RESET                      0x4c
81
#define SNDRV_GF1_GB_DRAM_DMA_HIGH              0x50
82
#define SNDRV_GF1_GW_DRAM_IO16                  0x51
83
#define SNDRV_GF1_GW_MEMORY_CONFIG              0x52
84
#define SNDRV_GF1_GB_MEMORY_CONTROL             0x53
85
#define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR      0x54
86
#define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR        0x55
87
#define SNDRV_GF1_GW_FIFO_SIZE                  0x56
88
#define SNDRV_GF1_GW_INTERLEAVE                 0x57
89
#define SNDRV_GF1_GB_COMPATIBILITY              0x59
90
#define SNDRV_GF1_GB_DECODE_CONTROL             0x5a
91
#define SNDRV_GF1_GB_VERSION_NUMBER             0x5b
92
#define SNDRV_GF1_GB_MPU401_CONTROL_A           0x5c
93
#define SNDRV_GF1_GB_MPU401_CONTROL_B           0x5d
94
#define SNDRV_GF1_GB_EMULATION_IRQ              0x60
95
/* voice specific registers */
96
#define SNDRV_GF1_VB_ADDRESS_CONTROL            0x00
97
#define SNDRV_GF1_VW_FREQUENCY                  0x01
98
#define SNDRV_GF1_VW_START_HIGH                 0x02
99
#define SNDRV_GF1_VW_START_LOW                  0x03
100
#define SNDRV_GF1_VA_START                      SNDRV_GF1_VW_START_HIGH
101
#define SNDRV_GF1_VW_END_HIGH                   0x04
102
#define SNDRV_GF1_VW_END_LOW                    0x05
103
#define SNDRV_GF1_VA_END                        SNDRV_GF1_VW_END_HIGH
104
#define SNDRV_GF1_VB_VOLUME_RATE                0x06
105
#define SNDRV_GF1_VB_VOLUME_START               0x07
106
#define SNDRV_GF1_VB_VOLUME_END                 0x08
107
#define SNDRV_GF1_VW_VOLUME                     0x09
108
#define SNDRV_GF1_VW_CURRENT_HIGH               0x0a
109
#define SNDRV_GF1_VW_CURRENT_LOW                0x0b
110
#define SNDRV_GF1_VA_CURRENT                    SNDRV_GF1_VW_CURRENT_HIGH
111
#define SNDRV_GF1_VB_PAN                        0x0c
112
#define SNDRV_GF1_VW_OFFSET_RIGHT               0x0c
113
#define SNDRV_GF1_VB_VOLUME_CONTROL             0x0d
114
#define SNDRV_GF1_VB_UPPER_ADDRESS              0x10
115
#define SNDRV_GF1_VW_EFFECT_HIGH                0x11
116
#define SNDRV_GF1_VW_EFFECT_LOW                 0x12
117
#define SNDRV_GF1_VA_EFFECT                     SNDRV_GF1_VW_EFFECT_HIGH
118
#define SNDRV_GF1_VW_OFFSET_LEFT                0x13
119
#define SNDRV_GF1_VB_ACCUMULATOR                0x14
120
#define SNDRV_GF1_VB_MODE                       0x15
121
#define SNDRV_GF1_VW_EFFECT_VOLUME              0x16
122
#define SNDRV_GF1_VB_FREQUENCY_LFO              0x17
123
#define SNDRV_GF1_VB_VOLUME_LFO                 0x18
124
#define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL         0x1b
125
#define SNDRV_GF1_VW_OFFSET_LEFT_FINAL          0x1c
126
#define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL        0x1d
127
 
128
/* ICS registers */
129
 
130
#define SNDRV_ICS_MIC_DEV               0
131
#define SNDRV_ICS_LINE_DEV              1
132
#define SNDRV_ICS_CD_DEV                2
133
#define SNDRV_ICS_GF1_DEV               3
134
#define SNDRV_ICS_NONE_DEV              4
135
#define SNDRV_ICS_MASTER_DEV            5
136
 
137
/* LFO */
138
 
139
#define SNDRV_LFO_TREMOLO               0
140
#define SNDRV_LFO_VIBRATO               1
141
 
142
/* misc */
143
 
144
#define SNDRV_GF1_DMA_UNSIGNED  0x80
145
#define SNDRV_GF1_DMA_16BIT     0x40
146
#define SNDRV_GF1_DMA_IRQ       0x20
147
#define SNDRV_GF1_DMA_WIDTH16   0x04
148
#define SNDRV_GF1_DMA_READ      0x02    /* read from GUS's DRAM */
149
#define SNDRV_GF1_DMA_ENABLE    0x01
150
 
151
/* ramp ranges */
152
 
153
#define SNDRV_GF1_ATTEN(x)      (snd_gf1_atten_table[x])
154
#define SNDRV_GF1_MIN_VOLUME    1800
155
#define SNDRV_GF1_MAX_VOLUME    4095
156
#define SNDRV_GF1_MIN_OFFSET    (SNDRV_GF1_MIN_VOLUME>>4)
157
#define SNDRV_GF1_MAX_OFFSET    255
158
#define SNDRV_GF1_MAX_TDEPTH    90
159
 
160
/* defines for memory manager */
161
 
162
#define SNDRV_GF1_MEM_BLOCK_16BIT       0x0001
163
 
164
#define SNDRV_GF1_MEM_OWNER_DRIVER      0x0001
165
#define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002
166
#define SNDRV_GF1_MEM_OWNER_WAVE_GF1    0x0003
167
#define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004
168
 
169
/* constants for interrupt handlers */
170
 
171
#define SNDRV_GF1_HANDLER_MIDI_OUT      0x00010000
172
#define SNDRV_GF1_HANDLER_MIDI_IN       0x00020000
173
#define SNDRV_GF1_HANDLER_TIMER1        0x00040000
174
#define SNDRV_GF1_HANDLER_TIMER2        0x00080000
175
#define SNDRV_GF1_HANDLER_VOICE         0x00100000
176
#define SNDRV_GF1_HANDLER_DMA_WRITE     0x00200000
177
#define SNDRV_GF1_HANDLER_DMA_READ      0x00400000
178
#define SNDRV_GF1_HANDLER_ALL           (0xffff0000&~SNDRV_GF1_HANDLER_VOICE)
179
 
180
/* constants for DMA flags */
181
 
182
#define SNDRV_GF1_DMA_TRIGGER           1
183
 
184
/* --- */
185
 
186
struct snd_gus_card;
187
 
188
/* GF1 specific structure */
189
 
190
struct snd_gf1_bank_info {
191
        unsigned int address;
192
        unsigned int size;
193
};
194
 
195
struct snd_gf1_mem_block {
196
        unsigned short flags;   /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */
197
        unsigned short owner;   /* owner - SNDRV_GF1_MEM_OWNER_XXXX */
198
        unsigned int share;     /* share count */
199
        unsigned int share_id[4]; /* share ID */
200
        unsigned int ptr;
201
        unsigned int size;
202
        char *name;
203
        struct snd_gf1_mem_block *next;
204
        struct snd_gf1_mem_block *prev;
205
};
206
 
207
struct snd_gf1_mem {
208
        struct snd_gf1_bank_info banks_8[4];
209
        struct snd_gf1_bank_info banks_16[4];
210
        struct snd_gf1_mem_block *first;
211
        struct snd_gf1_mem_block *last;
212
        struct mutex memory_mutex;
213
};
214
 
215
struct snd_gf1_dma_block {
216
        void *buffer;           /* buffer in computer's RAM */
217
        unsigned long buf_addr; /* buffer address */
218
        unsigned int addr;      /* address in onboard memory */
219
        unsigned int count;     /* count in bytes */
220
        unsigned int cmd;       /* DMA command (format) */
221
        void (*ack)(struct snd_gus_card * gus, void *private_data);
222
        void *private_data;
223
        struct snd_gf1_dma_block *next;
224
};
225
 
226
struct snd_gus_port {
227
        struct snd_midi_channel_set * chset;
228
        struct snd_gus_card * gus;
229
        int mode;               /* operation mode */
230
        int client;             /* sequencer client number */
231
        int port;               /* sequencer port number */
232
        unsigned int midi_has_voices: 1;
233
};
234
 
235
struct snd_gus_voice;
236
 
237
struct snd_gus_sample_ops {
238
        void (*sample_start)(struct snd_gus_card *gus, struct snd_gus_voice *voice, snd_seq_position_t position);
239
        void (*sample_stop)(struct snd_gus_card *gus, struct snd_gus_voice *voice, int mode);
240
        void (*sample_freq)(struct snd_gus_card *gus, struct snd_gus_voice *voice, snd_seq_frequency_t freq);
241
        void (*sample_volume)(struct snd_gus_card *gus, struct snd_gus_voice *voice, struct snd_seq_ev_volume *volume);
242
        void (*sample_loop)(struct snd_gus_card *card, struct snd_gus_voice *voice, struct snd_seq_ev_loop *loop);
243
        void (*sample_pos)(struct snd_gus_card *card, struct snd_gus_voice *voice, snd_seq_position_t position);
244
        void (*sample_private1)(struct snd_gus_card *card, struct snd_gus_voice *voice, unsigned char *data);
245
};
246
 
247
#define SNDRV_GF1_VOICE_TYPE_PCM        0
248
#define SNDRV_GF1_VOICE_TYPE_SYNTH      1
249
#define SNDRV_GF1_VOICE_TYPE_MIDI       2
250
 
251
#define SNDRV_GF1_VFLG_RUNNING          (1<<0)
252
#define SNDRV_GF1_VFLG_EFFECT_TIMER1    (1<<1)
253
#define SNDRV_GF1_VFLG_PAN              (1<<2)
254
 
255
enum snd_gus_volume_state {
256
        VENV_BEFORE,
257
        VENV_ATTACK,
258
        VENV_SUSTAIN,
259
        VENV_RELEASE,
260
        VENV_DONE,
261
        VENV_VOLUME
262
};
263
 
264
struct snd_gus_voice {
265
        int number;
266
        unsigned int use: 1,
267
            pcm: 1,
268
            synth:1,
269
            midi: 1;
270
        unsigned int flags;
271
        unsigned char client;
272
        unsigned char port;
273
        unsigned char index;
274
        unsigned char pad;
275
 
276
#ifdef CONFIG_SND_DEBUG
277
        unsigned int interrupt_stat_wave;
278
        unsigned int interrupt_stat_volume;
279
#endif
280
        void (*handler_wave) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
281
        void (*handler_volume) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
282
        void (*handler_effect) (struct snd_gus_card * gus, struct snd_gus_voice * voice);
283
        void (*volume_change) (struct snd_gus_card * gus);
284
 
285
        struct snd_gus_sample_ops *sample_ops;
286
 
287
        struct snd_seq_instr instr;
288
 
289
        /* running status / registers */
290
 
291
        struct snd_seq_ev_volume sample_volume;
292
 
293
        unsigned short fc_register;
294
        unsigned short fc_lfo;
295
        unsigned short gf1_volume;
296
        unsigned char control;
297
        unsigned char mode;
298
        unsigned char gf1_pan;
299
        unsigned char effect_accumulator;
300
        unsigned char volume_control;
301
        unsigned char venv_value_next;
302
        enum snd_gus_volume_state venv_state;
303
        enum snd_gus_volume_state venv_state_prev;
304
        unsigned short vlo;
305
        unsigned short vro;
306
        unsigned short gf1_effect_volume;
307
 
308
        /* --- */
309
 
310
        void *private_data;
311
        void (*private_free)(struct snd_gus_voice *voice);
312
};
313
 
314
struct snd_gf1 {
315
 
316
        unsigned int enh_mode:1,        /* enhanced mode (GFA1) */
317
                     hw_lfo:1,          /* use hardware LFO */
318
                     sw_lfo:1,          /* use software LFO */
319
                     effect:1;          /* use effect voices */
320
 
321
        unsigned long port;             /* port of GF1 chip */
322
        struct resource *res_port1;
323
        struct resource *res_port2;
324
        int irq;                        /* IRQ number */
325
        int dma1;                       /* DMA1 number */
326
        int dma2;                       /* DMA2 number */
327
        unsigned int memory;            /* GUS's DRAM size in bytes */
328
        unsigned int rom_memory;        /* GUS's ROM size in bytes */
329
        unsigned int rom_present;       /* bitmask */
330
        unsigned int rom_banks;         /* GUS's ROM banks */
331
 
332
        struct snd_gf1_mem mem_alloc;
333
 
334
        /* registers */
335
        unsigned short reg_page;
336
        unsigned short reg_regsel;
337
        unsigned short reg_data8;
338
        unsigned short reg_data16;
339
        unsigned short reg_irqstat;
340
        unsigned short reg_dram;
341
        unsigned short reg_timerctrl;
342
        unsigned short reg_timerdata;
343
        unsigned char ics_regs[6][2];
344
        /* --------- */
345
 
346
        unsigned char active_voices;    /* active voices */
347
        unsigned char active_voice;     /* selected voice (GF1PAGE register) */
348
 
349
        struct snd_gus_voice voices[32];        /* GF1 voices */
350
 
351
        unsigned int default_voice_address;
352
 
353
        unsigned short playback_freq;   /* GF1 playback (mixing) frequency */
354
        unsigned short mode;            /* see to SNDRV_GF1_MODE_XXXX */
355
        unsigned char volume_ramp;
356
        unsigned char smooth_pan;
357
        unsigned char full_range_pan;
358
        unsigned char pad0;
359
 
360
        unsigned char *lfos;
361
 
362
        /* interrupt handlers */
363
 
364
        void (*interrupt_handler_midi_out) (struct snd_gus_card * gus);
365
        void (*interrupt_handler_midi_in) (struct snd_gus_card * gus);
366
        void (*interrupt_handler_timer1) (struct snd_gus_card * gus);
367
        void (*interrupt_handler_timer2) (struct snd_gus_card * gus);
368
        void (*interrupt_handler_dma_write) (struct snd_gus_card * gus);
369
        void (*interrupt_handler_dma_read) (struct snd_gus_card * gus);
370
 
371
#ifdef CONFIG_SND_DEBUG
372
        unsigned int interrupt_stat_midi_out;
373
        unsigned int interrupt_stat_midi_in;
374
        unsigned int interrupt_stat_timer1;
375
        unsigned int interrupt_stat_timer2;
376
        unsigned int interrupt_stat_dma_write;
377
        unsigned int interrupt_stat_dma_read;
378
        unsigned int interrupt_stat_voice_lost;
379
#endif
380
 
381
        /* synthesizer */
382
 
383
        int seq_client;
384
        struct snd_gus_port seq_ports[4];
385
        struct snd_seq_kinstr_list *ilist;
386
        struct snd_iwffff_ops iwffff_ops;
387
        struct snd_gf1_ops gf1_ops;
388
        struct snd_simple_ops simple_ops;
389
 
390
        /* timer */
391
 
392
        unsigned short timer_enabled;
393
        struct snd_timer *timer1;
394
        struct snd_timer *timer2;
395
 
396
        /* midi */
397
 
398
        unsigned short uart_cmd;
399
        unsigned int uart_framing;
400
        unsigned int uart_overrun;
401
 
402
        /* dma operations */
403
 
404
        unsigned int dma_flags;
405
        unsigned int dma_shared;
406
        struct snd_gf1_dma_block *dma_data_pcm;
407
        struct snd_gf1_dma_block *dma_data_pcm_last;
408
        struct snd_gf1_dma_block *dma_data_synth;
409
        struct snd_gf1_dma_block *dma_data_synth_last;
410
        void (*dma_ack)(struct snd_gus_card * gus, void *private_data);
411
        void *dma_private_data;
412
 
413
        /* pcm */
414
        int pcm_channels;
415
        int pcm_alloc_voices;
416
        unsigned short pcm_volume_level_left;
417
        unsigned short pcm_volume_level_right;
418
        unsigned short pcm_volume_level_left1;
419
        unsigned short pcm_volume_level_right1;
420
 
421
        unsigned char pcm_rcntrl_reg;
422
        unsigned char pad_end;
423
};
424
 
425
/* main structure for GUS card */
426
 
427
struct snd_gus_card {
428
        struct snd_card *card;
429
 
430
        unsigned int
431
         initialized: 1,                /* resources were initialized */
432
         equal_irq:1,                   /* GF1 and CODEC shares IRQ (GUS MAX only) */
433
         equal_dma:1,                   /* if dma channels are equal (not valid for daughter board) */
434
         ics_flag:1,                    /* have we ICS mixer chip */
435
         ics_flipped:1,                 /* ICS mixer have flipped some channels? */
436
         codec_flag:1,                  /* have we CODEC chip? */
437
         max_flag:1,                    /* have we GUS MAX card? */
438
         max_ctrl_flag:1,               /* have we original GUS MAX card? */
439
         daughter_flag:1,               /* have we daughter board? */
440
         interwave:1,                   /* hey - we have InterWave card */
441
         ess_flag:1,                    /* ESS chip found... GUS Extreme */
442
         ace_flag:1,                    /* GUS ACE detected */
443
         uart_enable:1;                 /* enable MIDI UART */
444
        unsigned short revision;        /* revision of chip */
445
        unsigned short max_cntrl_val;   /* GUS MAX control value */
446
        unsigned short mix_cntrl_reg;   /* mixer control register */
447
        unsigned short joystick_dac;    /* joystick DAC level */
448
        int timer_dev;                  /* timer device */
449
 
450
        struct snd_gf1 gf1;     /* gf1 specific variables */
451
        struct snd_pcm *pcm;
452
        struct snd_pcm_substream *pcm_cap_substream;
453
        unsigned int c_dma_size;
454
        unsigned int c_period_size;
455
        unsigned int c_pos;
456
 
457
        struct snd_rawmidi *midi_uart;
458
        struct snd_rawmidi_substream *midi_substream_output;
459
        struct snd_rawmidi_substream *midi_substream_input;
460
 
461
        struct snd_seq_device *seq_dev;
462
 
463
        spinlock_t reg_lock;
464
        spinlock_t voice_alloc;
465
        spinlock_t active_voice_lock;
466
        spinlock_t event_lock;
467
        spinlock_t dma_lock;
468
        spinlock_t pcm_volume_level_lock;
469
        spinlock_t uart_cmd_lock;
470
        struct mutex dma_mutex;
471
        struct mutex register_mutex;
472
};
473
 
474
/* I/O functions for GF1/InterWave chip - gus_io.c */
475
 
476
static inline void snd_gf1_select_voice(struct snd_gus_card * gus, int voice)
477
{
478
        unsigned long flags;
479
 
480
        spin_lock_irqsave(&gus->active_voice_lock, flags);
481
        if (voice != gus->gf1.active_voice) {
482
                gus->gf1.active_voice = voice;
483
                outb(voice, GUSP(gus, GF1PAGE));
484
        }
485
        spin_unlock_irqrestore(&gus->active_voice_lock, flags);
486
}
487
 
488
static inline void snd_gf1_uart_cmd(struct snd_gus_card * gus, unsigned char b)
489
{
490
        outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL));
491
}
492
 
493
static inline unsigned char snd_gf1_uart_stat(struct snd_gus_card * gus)
494
{
495
        return inb(GUSP(gus, MIDISTAT));
496
}
497
 
498
static inline void snd_gf1_uart_put(struct snd_gus_card * gus, unsigned char b)
499
{
500
        outb(b, GUSP(gus, MIDIDATA));
501
}
502
 
503
static inline unsigned char snd_gf1_uart_get(struct snd_gus_card * gus)
504
{
505
        return inb(GUSP(gus, MIDIDATA));
506
}
507
 
508
extern void snd_gf1_delay(struct snd_gus_card * gus);
509
 
510
extern void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg);
511
 
512
extern void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
513
extern unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg);
514
static inline unsigned char snd_gf1_read8(struct snd_gus_card * gus, unsigned char reg)
515
{
516
        return snd_gf1_look8(gus, reg | 0x80);
517
}
518
extern void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data);
519
extern unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg);
520
static inline unsigned short snd_gf1_read16(struct snd_gus_card * gus, unsigned char reg)
521
{
522
        return snd_gf1_look16(gus, reg | 0x80);
523
}
524
extern void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
525
extern void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr);
526
extern void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data);
527
extern unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr);
528
extern void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit);
529
extern unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit);
530
extern void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg);
531
extern void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data);
532
extern unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg);
533
extern void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data);
534
static inline unsigned char snd_gf1_i_read8(struct snd_gus_card * gus, unsigned char reg)
535
{
536
        return snd_gf1_i_look8(gus, reg | 0x80);
537
}
538
extern unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg);
539
static inline unsigned short snd_gf1_i_read16(struct snd_gus_card * gus, unsigned char reg)
540
{
541
        return snd_gf1_i_look16(gus, reg | 0x80);
542
}
543
 
544
extern void snd_gf1_select_active_voices(struct snd_gus_card * gus);
545
 
546
/* gus_lfo.c */
547
 
548
struct _SND_IW_LFO_PROGRAM {
549
        unsigned short freq_and_control;
550
        unsigned char depth_final;
551
        unsigned char depth_inc;
552
        unsigned short twave;
553
        unsigned short depth;
554
};
555
 
556
#if 0
557
extern irqreturn_t snd_gf1_lfo_effect_interrupt(struct snd_gus_card * gus, snd_gf1_voice_t * voice);
558
#endif
559
extern void snd_gf1_lfo_init(struct snd_gus_card * gus);
560
extern void snd_gf1_lfo_done(struct snd_gus_card * gus);
561
extern void snd_gf1_lfo_program(struct snd_gus_card * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program);
562
extern void snd_gf1_lfo_enable(struct snd_gus_card * gus, int voice, int lfo_type);
563
extern void snd_gf1_lfo_disable(struct snd_gus_card * gus, int voice, int lfo_type);
564
extern void snd_gf1_lfo_change_freq(struct snd_gus_card * gus, int voice, int lfo_type, int freq);
565
extern void snd_gf1_lfo_change_depth(struct snd_gus_card * gus, int voice, int lfo_type, int depth);
566
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);
567
extern void snd_gf1_lfo_shutdown(struct snd_gus_card * gus, int voice, int lfo_type);
568
#if 0
569
extern void snd_gf1_lfo_command(struct snd_gus_card * gus, int voice, unsigned char *command);
570
#endif
571
 
572
/* gus_mem.c */
573
 
574
void snd_gf1_mem_lock(struct snd_gf1_mem * alloc, int xup);
575
int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block);
576
struct snd_gf1_mem_block *snd_gf1_mem_alloc(struct snd_gf1_mem * alloc, int owner,
577
                                       char *name, int size, int w_16,
578
                                       int align, unsigned int *share_id);
579
int snd_gf1_mem_free(struct snd_gf1_mem * alloc, unsigned int address);
580
int snd_gf1_mem_free_owner(struct snd_gf1_mem * alloc, int owner);
581
int snd_gf1_mem_init(struct snd_gus_card * gus);
582
int snd_gf1_mem_done(struct snd_gus_card * gus);
583
 
584
/* gus_mem_proc.c */
585
 
586
int snd_gf1_mem_proc_init(struct snd_gus_card * gus);
587
 
588
/* gus_dma.c */
589
 
590
int snd_gf1_dma_init(struct snd_gus_card * gus);
591
int snd_gf1_dma_done(struct snd_gus_card * gus);
592
int snd_gf1_dma_transfer_block(struct snd_gus_card * gus,
593
                               struct snd_gf1_dma_block * block,
594
                               int atomic,
595
                               int synth);
596
 
597
/* gus_volume.c */
598
 
599
unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol);
600
unsigned short snd_gf1_translate_freq(struct snd_gus_card * gus, unsigned int freq2);
601
 
602
/* gus_reset.c */
603
 
604
void snd_gf1_set_default_handlers(struct snd_gus_card * gus, unsigned int what);
605
void snd_gf1_smart_stop_voice(struct snd_gus_card * gus, unsigned short voice);
606
void snd_gf1_stop_voice(struct snd_gus_card * gus, unsigned short voice);
607
void snd_gf1_stop_voices(struct snd_gus_card * gus, unsigned short v_min, unsigned short v_max);
608
struct snd_gus_voice *snd_gf1_alloc_voice(struct snd_gus_card * gus, int type, int client, int port);
609
void snd_gf1_free_voice(struct snd_gus_card * gus, struct snd_gus_voice *voice);
610
int snd_gf1_start(struct snd_gus_card * gus);
611
int snd_gf1_stop(struct snd_gus_card * gus);
612
 
613
/* gus_mixer.c */
614
 
615
int snd_gf1_new_mixer(struct snd_gus_card * gus);
616
 
617
/* gus_pcm.c */
618
 
619
int snd_gf1_pcm_new(struct snd_gus_card * gus, int pcm_dev, int control_index, struct snd_pcm ** rpcm);
620
 
621
#ifdef CONFIG_SND_DEBUG
622
extern void snd_gf1_print_voice_registers(struct snd_gus_card * gus);
623
#endif
624
 
625
/* gus.c */
626
 
627
int snd_gus_use_inc(struct snd_gus_card * gus);
628
void snd_gus_use_dec(struct snd_gus_card * gus);
629
int snd_gus_create(struct snd_card *card,
630
                   unsigned long port,
631
                   int irq, int dma1, int dma2,
632
                   int timer_dev,
633
                   int voices,
634
                   int pcm_channels,
635
                   int effect,
636
                   struct snd_gus_card ** rgus);
637
int snd_gus_initialize(struct snd_gus_card * gus);
638
 
639
/* gus_irq.c */
640
 
641
irqreturn_t snd_gus_interrupt(int irq, void *dev_id);
642
#ifdef CONFIG_SND_DEBUG
643
void snd_gus_irq_profile_init(struct snd_gus_card *gus);
644
#endif
645
 
646
/* gus_uart.c */
647
 
648
int snd_gf1_rawmidi_new(struct snd_gus_card * gus, int device, struct snd_rawmidi **rrawmidi);
649
 
650
#if 0
651
extern void snd_engine_instrument_register(unsigned short mode,
652
                struct _SND_INSTRUMENT_VOICE_COMMANDS *voice_cmds,
653
                struct _SND_INSTRUMENT_NOTE_COMMANDS *note_cmds,
654
                struct _SND_INSTRUMENT_CHANNEL_COMMANDS *channel_cmds);
655
extern int snd_engine_instrument_register_ask(unsigned short mode);
656
#endif
657
 
658
/* gus_dram.c */
659
int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr,
660
                       unsigned int addr, unsigned int size);
661
int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr,
662
                      unsigned int addr, unsigned int size, int rom);
663
 
664
#if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE)
665
 
666
/* gus_sample.c */
667
void snd_gus_sample_event(struct snd_seq_event *ev, struct snd_gus_port *p);
668
 
669
/* gus_simple.c */
670
void snd_gf1_simple_init(struct snd_gus_voice *voice);
671
 
672
/* gus_instr.c */
673
int snd_gus_iwffff_put_sample(void *private_data, struct iwffff_wave *wave,
674
                              char __user *data, long len, int atomic);
675
int snd_gus_iwffff_get_sample(void *private_data, struct iwffff_wave *wave,
676
                              char __user *data, long len, int atomic);
677
int snd_gus_iwffff_remove_sample(void *private_data, struct iwffff_wave *wave,
678
                                 int atomic);
679
int snd_gus_gf1_put_sample(void *private_data, struct gf1_wave *wave,
680
                           char __user *data, long len, int atomic);
681
int snd_gus_gf1_get_sample(void *private_data, struct gf1_wave *wave,
682
                           char __user *data, long len, int atomic);
683
int snd_gus_gf1_remove_sample(void *private_data, struct gf1_wave *wave,
684
                              int atomic);
685
int snd_gus_simple_put_sample(void *private_data, struct simple_instrument *instr,
686
                              char __user *data, long len, int atomic);
687
int snd_gus_simple_get_sample(void *private_data, struct simple_instrument *instr,
688
                              char __user *data, long len, int atomic);
689
int snd_gus_simple_remove_sample(void *private_data, struct simple_instrument *instr,
690
                                 int atomic);
691
 
692
#endif /* CONFIG_SND_SEQUENCER */
693
 
694
#endif /* __SOUND_GUS_H */

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