aboutsummaryrefslogtreecommitdiff
path: root/include/sound/trident.h
blob: 9f191a0a1e195882819e5b3a79114cb3bc64bcf5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
#ifndef __SOUND_TRIDENT_H
#define __SOUND_TRIDENT_H

/*
 *  audio@tridentmicro.com
 *  Fri Feb 19 15:55:28 MST 1999
 *  Definitions for Trident 4DWave DX/NX chips
 *
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 */

#include "pcm.h"
#include "mpu401.h"
#include "ac97_codec.h"
#include "util_mem.h"

#define TRIDENT_DEVICE_ID_DX		((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_DX)
#define TRIDENT_DEVICE_ID_NX		((PCI_VENDOR_ID_TRIDENT<<16)|PCI_DEVICE_ID_TRIDENT_4DWAVE_NX)
#define TRIDENT_DEVICE_ID_SI7018	((PCI_VENDOR_ID_SI<<16)|PCI_DEVICE_ID_SI_7018)

#define SNDRV_TRIDENT_VOICE_TYPE_PCM		0
#define SNDRV_TRIDENT_VOICE_TYPE_SYNTH		1
#define SNDRV_TRIDENT_VOICE_TYPE_MIDI		2

#define SNDRV_TRIDENT_VFLG_RUNNING		(1<<0)

/* TLB code constants */
#define SNDRV_TRIDENT_PAGE_SIZE			4096
#define SNDRV_TRIDENT_PAGE_SHIFT			12
#define SNDRV_TRIDENT_PAGE_MASK			((1<<SNDRV_TRIDENT_PAGE_SHIFT)-1)
#define SNDRV_TRIDENT_MAX_PAGES			4096

/*
 * Direct registers
 */

#define TRID_REG(trident, x) ((trident)->port + (x))

#define ID_4DWAVE_DX        0x2000
#define ID_4DWAVE_NX        0x2001

/* Bank definitions */

#define T4D_BANK_A	0
#define T4D_BANK_B	1
#define T4D_NUM_BANKS	2

/* Register definitions */

/* Global registers */

enum global_control_bits {
	CHANNEL_IDX	= 0x0000003f,
	OVERRUN_IE	= 0x00000400,	/* interrupt enable: capture overrun */
	UNDERRUN_IE	= 0x00000800,	/* interrupt enable: playback underrun */
	ENDLP_IE	= 0x00001000,	/* interrupt enable: end of buffer */
	MIDLP_IE	= 0x00002000,	/* interrupt enable: middle buffer */
	ETOG_IE		= 0x00004000,	/* interrupt enable: envelope toggling */
	EDROP_IE	= 0x00008000,	/* interrupt enable: envelope drop */
	BANK_B_EN	= 0x00010000,	/* SiS: enable bank B (64 channels) */
	PCMIN_B_MIX	= 0x00020000,	/* SiS: PCM IN B mixing enable */
	I2S_OUT_ASSIGN	= 0x00040000,	/* SiS: I2S Out contains surround PCM */
	SPDIF_OUT_ASSIGN= 0x00080000,	/* SiS: 0=S/PDIF L/R | 1=PCM Out FIFO */
	MAIN_OUT_ASSIGN = 0x00100000,	/* SiS: 0=PCM Out FIFO | 1=MMC Out buffer */
};

enum miscint_bits {
	PB_UNDERRUN_IRQ = 0x00000001, REC_OVERRUN_IRQ = 0x00000002,
	SB_IRQ		= 0x00000004, MPU401_IRQ      = 0x00000008,
	OPL3_IRQ        = 0x00000010, ADDRESS_IRQ     = 0x00000020,
	ENVELOPE_IRQ    = 0x00000040, PB_UNDERRUN     = 0x00000100,
	REC_OVERRUN	= 0x00000200, MIXER_UNDERFLOW = 0x00000400,
	MIXER_OVERFLOW  = 0x00000800, NX_SB_IRQ_DISABLE = 0x00001000,
        ST_TARGET_REACHED = 0x00008000,
	PB_24K_MODE     = 0x00010000, ST_IRQ_EN       = 0x00800000,
	ACGPIO_IRQ	= 0x01000000
};

/* T2 legacy dma control registers. */
#define LEGACY_DMAR0                0x00  // ADR0
#define LEGACY_DMAR4                0x04  // CNT0
#define LEGACY_DMAR6		    0x06  // CNT0 - High bits
#define LEGACY_DMAR11               0x0b  // MOD 
#define LEGACY_DMAR15               0x0f  // MMR 

#define T4D_START_A		     0x80
#define T4D_STOP_A		     0x84
#define T4D_DLY_A		     0x88
#define T4D_SIGN_CSO_A		     0x8c
#define T4D_CSPF_A		     0x90
#define T4D_CSPF_B		     0xbc
#define T4D_CEBC_A		     0x94
#define T4D_AINT_A		     0x98
#define T4D_AINTEN_A		     0x9c
#define T4D_LFO_GC_CIR               0xa0
#define T4D_MUSICVOL_WAVEVOL         0xa8
#define T4D_SBDELTA_DELTA_R          0xac
#define T4D_MISCINT                  0xb0
#define T4D_START_B                  0xb4
#define T4D_STOP_B                   0xb8
#define T4D_SBBL_SBCL                0xc0
#define T4D_SBCTRL_SBE2R_SBDD        0xc4
#define T4D_STIMER		     0xc8
#define T4D_AINT_B                   0xd8
#define T4D_AINTEN_B                 0xdc
#define T4D_RCI                      0x70

/* MPU-401 UART */
#define T4D_MPU401_BASE             0x20
#define T4D_MPUR0                   0x20
#define T4D_MPUR1                   0x21
#define T4D_MPUR2                   0x22
#define T4D_MPUR3                   0x23

/* S/PDIF Registers */
#define NX_SPCTRL_SPCSO             0x24
#define NX_SPLBA                    0x28
#define NX_SPESO                    0x2c
#define NX_SPCSTATUS                0x64

/* Joystick */
#define GAMEPORT_GCR                0x30
#define GAMEPORT_MODE_ADC           0x80
#define GAMEPORT_LEGACY             0x31
#define GAMEPORT_AXES               0x34

/* NX Specific Registers */
#define NX_TLBC                     0x6c

/* Channel Registers */

#define CH_START		    0xe0

#define CH_DX_CSO_ALPHA_FMS         0xe0
#define CH_DX_ESO_DELTA             0xe8
#define CH_DX_FMC_RVOL_CVOL         0xec

#define CH_NX_DELTA_CSO             0xe0
#define CH_NX_DELTA_ESO             0xe8
#define CH_NX_ALPHA_FMS_FMC_RVOL_CVOL 0xec

#define CH_LBA                      0xe4
#define CH_GVSEL_PAN_VOL_CTRL_EC    0xf0
#define CH_EBUF1                    0xf4
#define CH_EBUF2                    0xf8

/* AC-97 Registers */

#define DX_ACR0_AC97_W              0x40
#define DX_ACR1_AC97_R              0x44
#define DX_ACR2_AC97_COM_STAT       0x48

#define NX_ACR0_AC97_COM_STAT       0x40
#define NX_ACR1_AC97_W              0x44
#define NX_ACR2_AC97_R_PRIMARY      0x48
#define NX_ACR3_AC97_R_SECONDARY    0x4c

#define SI_AC97_WRITE		    0x40
#define SI_AC97_READ		    0x44
#define SI_SERIAL_INTF_CTRL	    0x48
#define SI_AC97_GPIO		    0x4c
#define SI_ASR0			    0x50
#define SI_SPDIF_CS		    0x70
#define SI_GPIO			    0x7c

enum trident_nx_ac97_bits {
	/* ACR1-3 */
	NX_AC97_BUSY_WRITE 	= 0x0800,
	NX_AC97_BUSY_READ	= 0x0800,
	NX_AC97_BUSY_DATA 	= 0x0400,
	NX_AC97_WRITE_SECONDARY = 0x0100,
	/* ACR0 */
	NX_AC97_SECONDARY_READY = 0x0040,
	NX_AC97_SECONDARY_RECORD = 0x0020,
	NX_AC97_SURROUND_OUTPUT = 0x0010,
	NX_AC97_PRIMARY_READY	= 0x0008,
	NX_AC97_PRIMARY_RECORD	= 0x0004,
	NX_AC97_PCM_OUTPUT	= 0x0002,
	NX_AC97_WARM_RESET	= 0x0001
};

enum trident_dx_ac97_bits {
	DX_AC97_BUSY_WRITE	= 0x8000,
	DX_AC97_BUSY_READ	= 0x8000,
	DX_AC97_READY		= 0x0010,
	DX_AC97_RECORD		= 0x0008,
	DX_AC97_PLAYBACK	= 0x0002
};

enum sis7018_ac97_bits {
	SI_AC97_BUSY_WRITE =	0x00008000,
	SI_AC97_AUDIO_BUSY =	0x00004000,
	SI_AC97_MODEM_BUSY =	0x00002000,
	SI_AC97_BUSY_READ =	0x00008000,
	SI_AC97_SECONDARY =	0x00000080,
};

enum serial_intf_ctrl_bits {
	WARM_RESET	= 0x00000001,
	COLD_RESET	= 0x00000002,
	I2S_CLOCK	= 0x00000004,
	PCM_SEC_AC97	= 0x00000008,
	AC97_DBL_RATE	= 0x00000010,
	SPDIF_EN	= 0x00000020,
	I2S_OUTPUT_EN	= 0x00000040,
	I2S_INPUT_EN	= 0x00000080,
	PCMIN		= 0x00000100,
	LINE1IN		= 0x00000200,
	MICIN		= 0x00000400,
	LINE2IN		= 0x00000800,
	HEAD_SET_IN	= 0x00001000,
	GPIOIN		= 0x00002000,
	/* 7018 spec says id = 01 but the demo board routed to 10
	   SECONDARY_ID= 0x00004000, */
	SECONDARY_ID	= 0x00004000,
	PCMOUT		= 0x00010000,
	SURROUT		= 0x00020000,
	CENTEROUT	= 0x00040000,
	LFEOUT		= 0x00080000,
	LINE1OUT	= 0x00100000,
	LINE2OUT	= 0x00200000,
	GPIOOUT		= 0x00400000,
	SI_AC97_PRIMARY_READY = 0x01000000,
	SI_AC97_SECONDARY_READY = 0x02000000,
	SI_AC97_POWERDOWN = 0x04000000,
};
                                                                                                                                   
/* PCM defaults */

#define T4D_DEFAULT_PCM_VOL	10	/* 0 - 255 */
#define T4D_DEFAULT_PCM_PAN	0	/* 0 - 127 */
#define T4D_DEFAULT_PCM_RVOL	127	/* 0 - 127 */
#define T4D_DEFAULT_PCM_CVOL	127	/* 0 - 127 */

struct snd_trident;
struct snd_trident_voice;
struct snd_trident_pcm_mixer;

struct snd_trident_port {
	struct snd_midi_channel_set * chset;
	struct snd_trident * trident;
	int mode;		/* operation mode */
	int client;		/* sequencer client number */
	int port;		/* sequencer port number */
	unsigned int midi_has_voices: 1;
};

struct snd_trident_memblk_arg {
	short first_page, last_page;
};

struct snd_trident_tlb {
	unsigned int * entries;		/* 16k-aligned TLB table */
	dma_addr_t entries_dmaaddr;	/* 16k-aligned PCI address to TLB table */
	unsigned long * shadow_entries;	/* shadow entries with virtual addresses */
	struct snd_dma_buffer buffer;
	struct snd_util_memhdr * memhdr;	/* page allocation list */
	struct snd_dma_buffer silent_page;
};

struct snd_trident_voice {
	unsigned int number;
	unsigned int use: 1,
	    pcm: 1,
	    synth:1,
	    midi: 1;
	unsigned int flags;
	unsigned char client;
	unsigned char port;
	unsigned char index;

	struct snd_trident_sample_ops *sample_ops;

	/* channel parameters */
	unsigned int CSO;		/* 24 bits (16 on DX) */
	unsigned int ESO;		/* 24 bits (16 on DX) */
	unsigned int LBA;		/* 30 bits */
	unsigned short EC;		/* 12 bits */
	unsigned short Alpha;		/* 12 bits */
	unsigned short Delta;		/* 16 bits */
	unsigned short Attribute;	/* 16 bits - SiS 7018 */
	unsigned short Vol;		/* 12 bits (6.6) */
	unsigned char Pan;		/* 7 bits (1.4.2) */
	unsigned char GVSel;		/* 1 bit */
	unsigned char RVol;		/* 7 bits (5.2) */
	unsigned char CVol;		/* 7 bits (5.2) */
	unsigned char FMC;		/* 2 bits */
	unsigned char CTRL;		/* 4 bits */
	unsigned char FMS;		/* 4 bits */
	unsigned char LFO;		/* 8 bits */

	unsigned int negCSO;	/* nonzero - use negative CSO */

	struct snd_util_memblk *memblk;	/* memory block if TLB enabled */

	/* PCM data */

	struct snd_trident *trident;
	struct snd_pcm_substream *substream;
	struct snd_trident_voice *extra;	/* extra PCM voice (acts as interrupt generator) */
	unsigned int running: 1,
            capture: 1,
            spdif: 1,
            foldback: 1,
            isync: 1,
            isync2: 1,
            isync3: 1;
	int foldback_chan;		/* foldback subdevice number */
	unsigned int stimer;		/* global sample timer (to detect spurious interrupts) */
	unsigned int spurious_threshold; /* spurious threshold */
	unsigned int isync_mark;
	unsigned int isync_max;
	unsigned int isync_ESO;

	/* --- */

	void *private_data;
	void (*private_free)(struct snd_trident_voice *voice);
};

struct snd_4dwave {
	int seq_client;

	struct snd_trident_port seq_ports[4];
	struct snd_trident_voice voices[64];	

	int ChanSynthCount;		/* number of allocated synth channels */
	int max_size;			/* maximum synth memory size in bytes */
	int current_size;		/* current allocated synth mem in bytes */
};

struct snd_trident_pcm_mixer {
	struct snd_trident_voice *voice;	/* active voice */
	unsigned short vol;		/* front volume */
	unsigned char pan;		/* pan control */
	unsigned char rvol;		/* rear volume */
	unsigned char cvol;		/* center volume */
	unsigned char pad;
};

struct snd_trident {
	int irq;

	unsigned int device;	/* device ID */

        unsigned char  bDMAStart;

	unsigned long port;
	unsigned long midi_port;

	unsigned int spurious_irq_count;
	unsigned int spurious_irq_max_delta;

        struct snd_trident_tlb tlb;	/* TLB entries for NX cards */

	unsigned char spdif_ctrl;
	unsigned char spdif_pcm_ctrl;
	unsigned int spdif_bits;
	unsigned int spdif_pcm_bits;
	struct snd_kcontrol *spdif_pcm_ctl;	/* S/PDIF settings */
	unsigned int ac97_ctrl;
        
        unsigned int ChanMap[2];	/* allocation map for hardware channels */
        
        int ChanPCM;			/* max number of PCM channels */
	int ChanPCMcnt;			/* actual number of PCM channels */

	unsigned int ac97_detect: 1;	/* 1 = AC97 in detection phase */
	unsigned int in_suspend: 1;	/* 1 during suspend/resume */

	struct snd_4dwave synth;	/* synth specific variables */

	spinlock_t event_lock;
	spinlock_t voice_alloc;

	struct snd_dma_device dma_dev;

	struct pci_dev *pci;
	struct snd_card *card;
	struct snd_pcm *pcm;		/* ADC/DAC PCM */
	struct snd_pcm *foldback;	/* Foldback PCM */
	struct snd_pcm *spdif;	/* SPDIF PCM */
	struct snd_rawmidi *rmidi;

	struct snd_ac97_bus *ac97_bus;
	struct snd_ac97 *ac97;
	struct snd_ac97 *ac97_sec;

	unsigned int musicvol_wavevol;
	struct snd_trident_pcm_mixer pcm_mixer[32];
	struct snd_kcontrol *ctl_vol;	/* front volume */
	struct snd_kcontrol *ctl_pan;	/* pan */
	struct snd_kcontrol *ctl_rvol;	/* rear volume */
	struct snd_kcontrol *ctl_cvol;	/* center volume */

	spinlock_t reg_lock;

	struct gameport *gameport;
};

int snd_trident_create(struct snd_card *card,
		       struct pci_dev *pci,
		       int pcm_streams,
		       int pcm_spdif_device,
		       int max_wavetable_size,
		       struct snd_trident ** rtrident);
int snd_trident_create_gameport(struct snd_trident *trident);

int snd_trident_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
int snd_trident_foldback_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
int snd_trident_spdif_pcm(struct snd_trident * trident, int device, struct snd_pcm **rpcm);
int snd_trident_attach_synthesizer(struct snd_trident * trident);
struct snd_trident_voice *snd_trident_alloc_voice(struct snd_trident * trident, int type,
					     int client, int port);
void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voice *voice);
void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice);
void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice);
void snd_trident_write_voice_regs(struct snd_trident * trident, struct snd_trident_voice *voice);
int snd_trident_suspend(struct pci_dev *pci, pm_message_t state);
int snd_trident_resume(struct pci_dev *pci);

/* TLB memory allocation */
struct snd_util_memblk *snd_trident_alloc_pages(struct snd_trident *trident,
						struct snd_pcm_substream *substream);
int snd_trident_free_pages(struct snd_trident *trident, struct snd_util_memblk *blk);
struct snd_util_memblk *snd_trident_synth_alloc(struct snd_trident *trident, unsigned int size);
int snd_trident_synth_free(struct snd_trident *trident, struct snd_util_memblk *blk);
int snd_trident_synth_copy_from_user(struct snd_trident *trident, struct snd_util_memblk *blk,
				     int offset, const char __user *data, int size);

#endif /* __SOUND_TRIDENT_H */