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@suse.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 typedef struct _snd_gus_card snd_gus_card_t; 188 189 /* GF1 specific structure */ 190 191 typedef struct _snd_gf1_bank_info { 192 unsigned int address; 193 unsigned int size; 194 } snd_gf1_bank_info_t; 195 196 typedef struct _snd_gf1_mem_block { 197 unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */ 198 unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */ 199 unsigned int share; /* share count */ 200 unsigned int share_id[4]; /* share ID */ 201 unsigned int ptr; 202 unsigned int size; 203 char *name; 204 struct _snd_gf1_mem_block *next; 205 struct _snd_gf1_mem_block *prev; 206 } snd_gf1_mem_block_t; 207 208 typedef struct _snd_gf1_mem { 209 snd_gf1_bank_info_t banks_8[4]; 210 snd_gf1_bank_info_t banks_16[4]; 211 snd_gf1_mem_block_t *first; 212 snd_gf1_mem_block_t *last; 213 struct semaphore memory_mutex; 214 } snd_gf1_mem_t; 215 216 typedef struct snd_gf1_dma_block { 217 void *buffer; /* buffer in computer's RAM */ 218 unsigned long buf_addr; /* buffer address */ 219 unsigned int addr; /* address in onboard memory */ 220 unsigned int count; /* count in bytes */ 221 unsigned int cmd; /* DMA command (format) */ 222 void (*ack)(snd_gus_card_t * gus, void *private_data); 223 void *private_data; 224 struct snd_gf1_dma_block *next; 225 } snd_gf1_dma_block_t; 226 227 typedef struct { 228 snd_midi_channel_set_t * chset; 229 snd_gus_card_t * gus; 230 int mode; /* operation mode */ 231 int client; /* sequencer client number */ 232 int port; /* sequencer port number */ 233 unsigned int midi_has_voices: 1; 234 } snd_gus_port_t; 235 236 typedef struct _snd_gus_voice snd_gus_voice_t; 237 238 typedef struct { 239 void (*sample_start)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_position_t position); 240 void (*sample_stop)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_stop_mode_t mode); 241 void (*sample_freq)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_frequency_t freq); 242 void (*sample_volume)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_ev_volume_t *volume); 243 void (*sample_loop)(snd_gus_card_t *card, snd_gus_voice_t *voice, snd_seq_ev_loop_t *loop); 244 void (*sample_pos)(snd_gus_card_t *card, snd_gus_voice_t *voice, snd_seq_position_t position); 245 void (*sample_private1)(snd_gus_card_t *card, snd_gus_voice_t *voice, unsigned char *data); 246 } snd_gus_sample_ops_t; 247 248 #define SNDRV_GF1_VOICE_TYPE_PCM 0 249 #define SNDRV_GF1_VOICE_TYPE_SYNTH 1 250 #define SNDRV_GF1_VOICE_TYPE_MIDI 2 251 252 #define SNDRV_GF1_VFLG_RUNNING (1<<0) 253 #define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1) 254 #define SNDRV_GF1_VFLG_PAN (1<<2) 255 256 typedef enum { 257 VENV_BEFORE, 258 VENV_ATTACK, 259 VENV_SUSTAIN, 260 VENV_RELEASE, 261 VENV_DONE, 262 VENV_VOLUME 263 } snd_gus_volume_state_t; 264 265 struct _snd_gus_voice { 266 int number; 267 unsigned int use: 1, 268 pcm: 1, 269 synth:1, 270 midi: 1; 271 unsigned int flags; 272 unsigned char client; 273 unsigned char port; 274 unsigned char index; 275 unsigned char pad; 276 277 #ifdef CONFIG_SND_DEBUG 278 unsigned int interrupt_stat_wave; 279 unsigned int interrupt_stat_volume; 280 #endif 281 void (*handler_wave) (snd_gus_card_t * gus, snd_gus_voice_t * voice); 282 void (*handler_volume) (snd_gus_card_t * gus, snd_gus_voice_t * voice); 283 void (*handler_effect) (snd_gus_card_t * gus, snd_gus_voice_t * voice); 284 void (*volume_change) (snd_gus_card_t * gus); 285 286 snd_gus_sample_ops_t *sample_ops; 287 288 snd_seq_instr_t instr; 289 290 /* running status / registers */ 291 292 snd_seq_ev_volume_t sample_volume; 293 294 unsigned short fc_register; 295 unsigned short fc_lfo; 296 unsigned short gf1_volume; 297 unsigned char control; 298 unsigned char mode; 299 unsigned char gf1_pan; 300 unsigned char effect_accumulator; 301 unsigned char volume_control; 302 unsigned char venv_value_next; 303 snd_gus_volume_state_t venv_state; 304 snd_gus_volume_state_t venv_state_prev; 305 unsigned short vlo; 306 unsigned short vro; 307 unsigned short gf1_effect_volume; 308 309 /* --- */ 310 311 void *private_data; 312 void (*private_free)(snd_gus_voice_t *voice); 313 }; 314 315 struct _snd_gf1 { 316 317 unsigned int enh_mode:1, /* enhanced mode (GFA1) */ 318 hw_lfo:1, /* use hardware LFO */ 319 sw_lfo:1, /* use software LFO */ 320 effect:1; /* use effect voices */ 321 322 unsigned long port; /* port of GF1 chip */ 323 struct resource *res_port1; 324 struct resource *res_port2; 325 int irq; /* IRQ number */ 326 int dma1; /* DMA1 number */ 327 int dma2; /* DMA2 number */ 328 unsigned int memory; /* GUS's DRAM size in bytes */ 329 unsigned int rom_memory; /* GUS's ROM size in bytes */ 330 unsigned int rom_present; /* bitmask */ 331 unsigned int rom_banks; /* GUS's ROM banks */ 332 333 snd_gf1_mem_t mem_alloc; 334 335 /* registers */ 336 unsigned short reg_page; 337 unsigned short reg_regsel; 338 unsigned short reg_data8; 339 unsigned short reg_data16; 340 unsigned short reg_irqstat; 341 unsigned short reg_dram; 342 unsigned short reg_timerctrl; 343 unsigned short reg_timerdata; 344 unsigned char ics_regs[6][2]; 345 /* --------- */ 346 347 unsigned char active_voices; /* active voices */ 348 unsigned char active_voice; /* selected voice (GF1PAGE register) */ 349 350 snd_gus_voice_t voices[32]; /* GF1 voices */ 351 352 unsigned int default_voice_address; 353 354 unsigned short playback_freq; /* GF1 playback (mixing) frequency */ 355 unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */ 356 unsigned char volume_ramp; 357 unsigned char smooth_pan; 358 unsigned char full_range_pan; 359 unsigned char pad0; 360 361 unsigned char *lfos; 362 363 /* interrupt handlers */ 364 365 void (*interrupt_handler_midi_out) (snd_gus_card_t * gus); 366 void (*interrupt_handler_midi_in) (snd_gus_card_t * gus); 367 void (*interrupt_handler_timer1) (snd_gus_card_t * gus); 368 void (*interrupt_handler_timer2) (snd_gus_card_t * gus); 369 void (*interrupt_handler_dma_write) (snd_gus_card_t * gus); 370 void (*interrupt_handler_dma_read) (snd_gus_card_t * gus); 371 372 #ifdef CONFIG_SND_DEBUG 373 unsigned int interrupt_stat_midi_out; 374 unsigned int interrupt_stat_midi_in; 375 unsigned int interrupt_stat_timer1; 376 unsigned int interrupt_stat_timer2; 377 unsigned int interrupt_stat_dma_write; 378 unsigned int interrupt_stat_dma_read; 379 unsigned int interrupt_stat_voice_lost; 380 #endif 381 382 /* synthesizer */ 383 384 int seq_client; 385 snd_gus_port_t seq_ports[4]; 386 snd_seq_kinstr_list_t *ilist; 387 snd_iwffff_ops_t iwffff_ops; 388 snd_gf1_ops_t gf1_ops; 389 snd_simple_ops_t simple_ops; 390 391 /* timer */ 392 393 unsigned short timer_enabled; 394 snd_timer_t *timer1; 395 snd_timer_t *timer2; 396 397 /* midi */ 398 399 unsigned short uart_cmd; 400 unsigned int uart_framing; 401 unsigned int uart_overrun; 402 403 /* dma operations */ 404 405 unsigned int dma_flags; 406 unsigned int dma_shared; 407 snd_gf1_dma_block_t *dma_data_pcm; 408 snd_gf1_dma_block_t *dma_data_pcm_last; 409 snd_gf1_dma_block_t *dma_data_synth; 410 snd_gf1_dma_block_t *dma_data_synth_last; 411 void (*dma_ack)(snd_gus_card_t * gus, void *private_data); 412 void *dma_private_data; 413 414 /* pcm */ 415 int pcm_channels; 416 int pcm_alloc_voices; 417 unsigned short pcm_volume_level_left; 418 unsigned short pcm_volume_level_right; 419 unsigned short pcm_volume_level_left1; 420 unsigned short pcm_volume_level_right1; 421 422 unsigned char pcm_rcntrl_reg; 423 unsigned char pad_end; 424 }; 425 426 /* main structure for GUS card */ 427 428 struct _snd_gus_card { 429 snd_card_t *card; 430 431 unsigned int 432 initialized: 1, /* resources were initialized */ 433 equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */ 434 equal_dma:1, /* if dma channels are equal (not valid for daughter board) */ 435 ics_flag:1, /* have we ICS mixer chip */ 436 ics_flipped:1, /* ICS mixer have flipped some channels? */ 437 codec_flag:1, /* have we CODEC chip? */ 438 max_flag:1, /* have we GUS MAX card? */ 439 max_ctrl_flag:1, /* have we original GUS MAX card? */ 440 daughter_flag:1, /* have we daughter board? */ 441 interwave:1, /* hey - we have InterWave card */ 442 ess_flag:1, /* ESS chip found... GUS Extreme */ 443 ace_flag:1, /* GUS ACE detected */ 444 uart_enable:1; /* enable MIDI UART */ 445 unsigned short revision; /* revision of chip */ 446 unsigned short max_cntrl_val; /* GUS MAX control value */ 447 unsigned short mix_cntrl_reg; /* mixer control register */ 448 unsigned short joystick_dac; /* joystick DAC level */ 449 int timer_dev; /* timer device */ 450 451 struct _snd_gf1 gf1; /* gf1 specific variables */ 452 snd_pcm_t *pcm; 453 snd_pcm_substream_t *pcm_cap_substream; 454 unsigned int c_dma_size; 455 unsigned int c_period_size; 456 unsigned int c_pos; 457 458 snd_rawmidi_t *midi_uart; 459 snd_rawmidi_substream_t *midi_substream_output; 460 snd_rawmidi_substream_t *midi_substream_input; 461 462 snd_seq_device_t *seq_dev; 463 464 spinlock_t reg_lock; 465 spinlock_t voice_alloc; 466 spinlock_t active_voice_lock; 467 spinlock_t event_lock; 468 spinlock_t dma_lock; 469 spinlock_t pcm_volume_level_lock; 470 spinlock_t uart_cmd_lock; 471 struct semaphore dma_mutex; 472 struct semaphore register_mutex; 473 }; 474 475 /* I/O functions for GF1/InterWave chip - gus_io.c */ 476 477 static inline void snd_gf1_select_voice(snd_gus_card_t * gus, int voice) 478 { 479 unsigned long flags; 480 481 spin_lock_irqsave(&gus->active_voice_lock, flags); 482 if (voice != gus->gf1.active_voice) { 483 gus->gf1.active_voice = voice; 484 outb(voice, GUSP(gus, GF1PAGE)); 485 } 486 spin_unlock_irqrestore(&gus->active_voice_lock, flags); 487 } 488 489 static inline void snd_gf1_uart_cmd(snd_gus_card_t * gus, unsigned char b) 490 { 491 outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL)); 492 } 493 494 static inline unsigned char snd_gf1_uart_stat(snd_gus_card_t * gus) 495 { 496 return inb(GUSP(gus, MIDISTAT)); 497 } 498 499 static inline void snd_gf1_uart_put(snd_gus_card_t * gus, unsigned char b) 500 { 501 outb(b, GUSP(gus, MIDIDATA)); 502 } 503 504 static inline unsigned char snd_gf1_uart_get(snd_gus_card_t * gus) 505 { 506 return inb(GUSP(gus, MIDIDATA)); 507 } 508 509 extern void snd_gf1_delay(snd_gus_card_t * gus); 510 511 extern void snd_gf1_ctrl_stop(snd_gus_card_t * gus, unsigned char reg); 512 513 extern void snd_gf1_write8(snd_gus_card_t * gus, unsigned char reg, unsigned char data); 514 extern unsigned char snd_gf1_look8(snd_gus_card_t * gus, unsigned char reg); 515 extern inline unsigned char snd_gf1_read8(snd_gus_card_t * gus, unsigned char reg) 516 { 517 return snd_gf1_look8(gus, reg | 0x80); 518 } 519 extern void snd_gf1_write16(snd_gus_card_t * gus, unsigned char reg, unsigned int data); 520 extern unsigned short snd_gf1_look16(snd_gus_card_t * gus, unsigned char reg); 521 extern inline unsigned short snd_gf1_read16(snd_gus_card_t * gus, unsigned char reg) 522 { 523 return snd_gf1_look16(gus, reg | 0x80); 524 } 525 extern void snd_gf1_adlib_write(snd_gus_card_t * gus, unsigned char reg, unsigned char data); 526 extern void snd_gf1_dram_addr(snd_gus_card_t * gus, unsigned int addr); 527 extern void snd_gf1_poke(snd_gus_card_t * gus, unsigned int addr, unsigned char data); 528 extern unsigned char snd_gf1_peek(snd_gus_card_t * gus, unsigned int addr); 529 extern void snd_gf1_pokew(snd_gus_card_t * gus, unsigned int addr, unsigned short data); 530 extern unsigned short snd_gf1_peekw(snd_gus_card_t * gus, unsigned int addr); 531 extern void snd_gf1_dram_setmem(snd_gus_card_t * gus, unsigned int addr, unsigned short value, unsigned int count); 532 extern void snd_gf1_write_addr(snd_gus_card_t * gus, unsigned char reg, unsigned int addr, short w_16bit); 533 extern unsigned int snd_gf1_read_addr(snd_gus_card_t * gus, unsigned char reg, short w_16bit); 534 extern void snd_gf1_i_ctrl_stop(snd_gus_card_t * gus, unsigned char reg); 535 extern void snd_gf1_i_write8(snd_gus_card_t * gus, unsigned char reg, unsigned char data); 536 extern unsigned char snd_gf1_i_look8(snd_gus_card_t * gus, unsigned char reg); 537 extern void snd_gf1_i_write16(snd_gus_card_t * gus, unsigned char reg, unsigned int data); 538 extern inline unsigned char snd_gf1_i_read8(snd_gus_card_t * gus, unsigned char reg) 539 { 540 return snd_gf1_i_look8(gus, reg | 0x80); 541 } 542 extern unsigned short snd_gf1_i_look16(snd_gus_card_t * gus, unsigned char reg); 543 extern inline unsigned short snd_gf1_i_read16(snd_gus_card_t * gus, unsigned char reg) 544 { 545 return snd_gf1_i_look16(gus, reg | 0x80); 546 } 547 extern void snd_gf1_i_adlib_write(snd_gus_card_t * gus, unsigned char reg, unsigned char data); 548 extern void snd_gf1_i_write_addr(snd_gus_card_t * gus, unsigned char reg, unsigned int addr, short w_16bit); 549 extern unsigned int snd_gf1_i_read_addr(snd_gus_card_t * gus, unsigned char reg, short w_16bit); 550 551 extern void snd_gf1_select_active_voices(snd_gus_card_t * gus); 552 553 /* gus_lfo.c */ 554 555 struct _SND_IW_LFO_PROGRAM { 556 unsigned short freq_and_control; 557 unsigned char depth_final; 558 unsigned char depth_inc; 559 unsigned short twave; 560 unsigned short depth; 561 }; 562 563 #if 0 564 extern irqreturn_t snd_gf1_lfo_effect_interrupt(snd_gus_card_t * gus, snd_gf1_voice_t * voice); 565 #endif 566 extern void snd_gf1_lfo_init(snd_gus_card_t * gus); 567 extern void snd_gf1_lfo_done(snd_gus_card_t * gus); 568 extern void snd_gf1_lfo_program(snd_gus_card_t * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program); 569 extern void snd_gf1_lfo_enable(snd_gus_card_t * gus, int voice, int lfo_type); 570 extern void snd_gf1_lfo_disable(snd_gus_card_t * gus, int voice, int lfo_type); 571 extern void snd_gf1_lfo_change_freq(snd_gus_card_t * gus, int voice, int lfo_type, int freq); 572 extern void snd_gf1_lfo_change_depth(snd_gus_card_t * gus, int voice, int lfo_type, int depth); 573 extern void snd_gf1_lfo_setup(snd_gus_card_t * gus, int voice, int lfo_type, int freq, int current_depth, int depth, int sweep, int shape); 574 extern void snd_gf1_lfo_shutdown(snd_gus_card_t * gus, int voice, int lfo_type); 575 #if 0 576 extern void snd_gf1_lfo_command(snd_gus_card_t * gus, int voice, unsigned char *command); 577 #endif 578 579 /* gus_mem.c */ 580 581 void snd_gf1_mem_lock(snd_gf1_mem_t * alloc, int xup); 582 int snd_gf1_mem_xfree(snd_gf1_mem_t * alloc, snd_gf1_mem_block_t * block); 583 snd_gf1_mem_block_t *snd_gf1_mem_look(snd_gf1_mem_t * alloc, 584 unsigned int address); 585 snd_gf1_mem_block_t *snd_gf1_mem_share(snd_gf1_mem_t * alloc, 586 unsigned int *share_id); 587 snd_gf1_mem_block_t *snd_gf1_mem_alloc(snd_gf1_mem_t * alloc, int owner, 588 char *name, int size, int w_16, 589 int align, unsigned int *share_id); 590 int snd_gf1_mem_free(snd_gf1_mem_t * alloc, unsigned int address); 591 int snd_gf1_mem_free_owner(snd_gf1_mem_t * alloc, int owner); 592 int snd_gf1_mem_init(snd_gus_card_t * gus); 593 int snd_gf1_mem_done(snd_gus_card_t * gus); 594 595 /* gus_mem_proc.c */ 596 597 int snd_gf1_mem_proc_init(snd_gus_card_t * gus); 598 599 /* gus_dma.c */ 600 601 int snd_gf1_dma_init(snd_gus_card_t * gus); 602 int snd_gf1_dma_done(snd_gus_card_t * gus); 603 int snd_gf1_dma_transfer_block(snd_gus_card_t * gus, 604 snd_gf1_dma_block_t * block, 605 int atomic, 606 int synth); 607 608 /* gus_volume.c */ 609 610 unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol); 611 unsigned int snd_gf1_gvol_to_lvol_raw(unsigned short gf1_vol); 612 unsigned int snd_gf1_calc_ramp_rate(snd_gus_card_t * gus, 613 unsigned short start, 614 unsigned short end, 615 unsigned int us); 616 unsigned short snd_gf1_translate_freq(snd_gus_card_t * gus, unsigned int freq2); 617 unsigned short snd_gf1_compute_pitchbend(unsigned short pitchbend, unsigned short sens); 618 unsigned short snd_gf1_compute_freq(unsigned int freq, 619 unsigned int rate, 620 unsigned short mix_rate); 621 622 /* gus_reset.c */ 623 624 void snd_gf1_set_default_handlers(snd_gus_card_t * gus, unsigned int what); 625 void snd_gf1_smart_stop_voice(snd_gus_card_t * gus, unsigned short voice); 626 void snd_gf1_stop_voice(snd_gus_card_t * gus, unsigned short voice); 627 void snd_gf1_clear_voices(snd_gus_card_t * gus, unsigned short v_min, unsigned short v_max); 628 void snd_gf1_stop_voices(snd_gus_card_t * gus, unsigned short v_min, unsigned short v_max); 629 snd_gus_voice_t *snd_gf1_alloc_voice(snd_gus_card_t * gus, int type, int client, int port); 630 void snd_gf1_free_voice(snd_gus_card_t * gus, snd_gus_voice_t *voice); 631 int snd_gf1_start(snd_gus_card_t * gus); 632 int snd_gf1_stop(snd_gus_card_t * gus); 633 634 /* gus_mixer.c */ 635 636 int snd_gf1_new_mixer(snd_gus_card_t * gus); 637 638 /* gus_pcm.c */ 639 640 int snd_gf1_pcm_new(snd_gus_card_t * gus, int pcm_dev, int control_index, snd_pcm_t ** rpcm); 641 642 #ifdef CONFIG_SND_DEBUG 643 extern void snd_gf1_print_voice_registers(snd_gus_card_t * gus); 644 extern void snd_gf1_print_global_registers(snd_gus_card_t * gus); 645 extern void snd_gf1_print_setup_registers(snd_gus_card_t * gus); 646 extern void snd_gf1_peek_print_block(snd_gus_card_t * gus, unsigned int addr, int count, int w_16bit); 647 #endif 648 649 /* gus.c */ 650 651 int snd_gus_use_inc(snd_gus_card_t * gus); 652 void snd_gus_use_dec(snd_gus_card_t * gus); 653 int snd_gus_create(snd_card_t * card, 654 unsigned long port, 655 int irq, int dma1, int dma2, 656 int timer_dev, 657 int voices, 658 int pcm_channels, 659 int effect, 660 snd_gus_card_t ** rgus); 661 int snd_gus_initialize(snd_gus_card_t * gus); 662 663 /* gus_irq.c */ 664 665 irqreturn_t snd_gus_interrupt(int irq, void *dev_id, struct pt_regs *regs); 666 #ifdef CONFIG_SND_DEBUG 667 void snd_gus_irq_profile_init(snd_gus_card_t *gus); 668 #endif 669 670 /* gus_uart.c */ 671 672 int snd_gf1_rawmidi_new(snd_gus_card_t * gus, int device, snd_rawmidi_t **rrawmidi); 673 674 #if 0 675 extern void snd_engine_instrument_register(unsigned short mode, 676 struct _SND_INSTRUMENT_VOICE_COMMANDS *voice_cmds, 677 struct _SND_INSTRUMENT_NOTE_COMMANDS *note_cmds, 678 struct _SND_INSTRUMENT_CHANNEL_COMMANDS *channel_cmds); 679 extern int snd_engine_instrument_register_ask(unsigned short mode); 680 #endif 681 682 /* gus_dram.c */ 683 int snd_gus_dram_write(snd_gus_card_t *gus, char __user *ptr, 684 unsigned int addr, unsigned int size); 685 int snd_gus_dram_read(snd_gus_card_t *gus, char __user *ptr, 686 unsigned int addr, unsigned int size, int rom); 687 688 #if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE) 689 690 /* gus_sample.c */ 691 void snd_gus_sample_event(snd_seq_event_t *ev, snd_gus_port_t *p); 692 693 /* gus_simple.c */ 694 void snd_gf1_simple_init(snd_gus_voice_t *voice); 695 696 /* gus_instr.c */ 697 int snd_gus_iwffff_put_sample(void *private_data, iwffff_wave_t *wave, 698 char __user *data, long len, int atomic); 699 int snd_gus_iwffff_get_sample(void *private_data, iwffff_wave_t *wave, 700 char __user *data, long len, int atomic); 701 int snd_gus_iwffff_remove_sample(void *private_data, iwffff_wave_t *wave, 702 int atomic); 703 int snd_gus_gf1_put_sample(void *private_data, gf1_wave_t *wave, 704 char __user *data, long len, int atomic); 705 int snd_gus_gf1_get_sample(void *private_data, gf1_wave_t *wave, 706 char __user *data, long len, int atomic); 707 int snd_gus_gf1_remove_sample(void *private_data, gf1_wave_t *wave, 708 int atomic); 709 int snd_gus_simple_put_sample(void *private_data, simple_instrument_t *instr, 710 char __user *data, long len, int atomic); 711 int snd_gus_simple_get_sample(void *private_data, simple_instrument_t *instr, 712 char __user *data, long len, int atomic); 713 int snd_gus_simple_remove_sample(void *private_data, simple_instrument_t *instr, 714 int atomic); 715 716 #endif /* CONFIG_SND_SEQUENCER */ 717 718 #endif /* __SOUND_GUS_H */ 719