From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sat, 16 Apr 2005 15:20:36 -0700 Subject: Linux-2.6.12-rc2 Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip! --- include/sound/gus.h | 718 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 718 insertions(+) create mode 100644 include/sound/gus.h (limited to 'include/sound/gus.h') diff --git a/include/sound/gus.h b/include/sound/gus.h new file mode 100644 index 000000000000..8b6287a6fff5 --- /dev/null +++ b/include/sound/gus.h @@ -0,0 +1,718 @@ +#ifndef __SOUND_GUS_H +#define __SOUND_GUS_H + +/* + * Global structures used for GUS part of ALSA driver + * Copyright (c) by Jaroslav Kysela + * + * + * 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 "rawmidi.h" +#include "timer.h" +#include "seq_midi_emul.h" +#include "seq_device.h" +#include "ainstr_iw.h" +#include "ainstr_gf1.h" +#include "ainstr_simple.h" +#include + +#define SNDRV_SEQ_DEV_ID_GUS "gus-synth" + +/* IO ports */ + +#define GUSP(gus, x) ((gus)->gf1.port + SNDRV_g_u_s_##x) + +#define SNDRV_g_u_s_MIDICTRL (0x320-0x220) +#define SNDRV_g_u_s_MIDISTAT (0x320-0x220) +#define SNDRV_g_u_s_MIDIDATA (0x321-0x220) + +#define SNDRV_g_u_s_GF1PAGE (0x322-0x220) +#define SNDRV_g_u_s_GF1REGSEL (0x323-0x220) +#define SNDRV_g_u_s_GF1DATALOW (0x324-0x220) +#define SNDRV_g_u_s_GF1DATAHIGH (0x325-0x220) +#define SNDRV_g_u_s_IRQSTAT (0x226-0x220) +#define SNDRV_g_u_s_TIMERCNTRL (0x228-0x220) +#define SNDRV_g_u_s_TIMERDATA (0x229-0x220) +#define SNDRV_g_u_s_DRAM (0x327-0x220) +#define SNDRV_g_u_s_MIXCNTRLREG (0x220-0x220) +#define SNDRV_g_u_s_IRQDMACNTRLREG (0x22b-0x220) +#define SNDRV_g_u_s_REGCNTRLS (0x22f-0x220) +#define SNDRV_g_u_s_BOARDVERSION (0x726-0x220) +#define SNDRV_g_u_s_MIXCNTRLPORT (0x726-0x220) +#define SNDRV_g_u_s_IVER (0x325-0x220) +#define SNDRV_g_u_s_MIXDATAPORT (0x326-0x220) +#define SNDRV_g_u_s_MAXCNTRLPORT (0x326-0x220) + +/* GF1 registers */ + +/* global registers */ +#define SNDRV_GF1_GB_ACTIVE_VOICES 0x0e +#define SNDRV_GF1_GB_VOICES_IRQ 0x0f +#define SNDRV_GF1_GB_GLOBAL_MODE 0x19 +#define SNDRV_GF1_GW_LFO_BASE 0x1a +#define SNDRV_GF1_GB_VOICES_IRQ_READ 0x1f +#define SNDRV_GF1_GB_DRAM_DMA_CONTROL 0x41 +#define SNDRV_GF1_GW_DRAM_DMA_LOW 0x42 +#define SNDRV_GF1_GW_DRAM_IO_LOW 0x43 +#define SNDRV_GF1_GB_DRAM_IO_HIGH 0x44 +#define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL 0x45 +#define SNDRV_GF1_GB_ADLIB_TIMER_1 0x46 +#define SNDRV_GF1_GB_ADLIB_TIMER_2 0x47 +#define SNDRV_GF1_GB_RECORD_RATE 0x48 +#define SNDRV_GF1_GB_REC_DMA_CONTROL 0x49 +#define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL 0x4b +#define SNDRV_GF1_GB_RESET 0x4c +#define SNDRV_GF1_GB_DRAM_DMA_HIGH 0x50 +#define SNDRV_GF1_GW_DRAM_IO16 0x51 +#define SNDRV_GF1_GW_MEMORY_CONFIG 0x52 +#define SNDRV_GF1_GB_MEMORY_CONTROL 0x53 +#define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR 0x54 +#define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR 0x55 +#define SNDRV_GF1_GW_FIFO_SIZE 0x56 +#define SNDRV_GF1_GW_INTERLEAVE 0x57 +#define SNDRV_GF1_GB_COMPATIBILITY 0x59 +#define SNDRV_GF1_GB_DECODE_CONTROL 0x5a +#define SNDRV_GF1_GB_VERSION_NUMBER 0x5b +#define SNDRV_GF1_GB_MPU401_CONTROL_A 0x5c +#define SNDRV_GF1_GB_MPU401_CONTROL_B 0x5d +#define SNDRV_GF1_GB_EMULATION_IRQ 0x60 +/* voice specific registers */ +#define SNDRV_GF1_VB_ADDRESS_CONTROL 0x00 +#define SNDRV_GF1_VW_FREQUENCY 0x01 +#define SNDRV_GF1_VW_START_HIGH 0x02 +#define SNDRV_GF1_VW_START_LOW 0x03 +#define SNDRV_GF1_VA_START SNDRV_GF1_VW_START_HIGH +#define SNDRV_GF1_VW_END_HIGH 0x04 +#define SNDRV_GF1_VW_END_LOW 0x05 +#define SNDRV_GF1_VA_END SNDRV_GF1_VW_END_HIGH +#define SNDRV_GF1_VB_VOLUME_RATE 0x06 +#define SNDRV_GF1_VB_VOLUME_START 0x07 +#define SNDRV_GF1_VB_VOLUME_END 0x08 +#define SNDRV_GF1_VW_VOLUME 0x09 +#define SNDRV_GF1_VW_CURRENT_HIGH 0x0a +#define SNDRV_GF1_VW_CURRENT_LOW 0x0b +#define SNDRV_GF1_VA_CURRENT SNDRV_GF1_VW_CURRENT_HIGH +#define SNDRV_GF1_VB_PAN 0x0c +#define SNDRV_GF1_VW_OFFSET_RIGHT 0x0c +#define SNDRV_GF1_VB_VOLUME_CONTROL 0x0d +#define SNDRV_GF1_VB_UPPER_ADDRESS 0x10 +#define SNDRV_GF1_VW_EFFECT_HIGH 0x11 +#define SNDRV_GF1_VW_EFFECT_LOW 0x12 +#define SNDRV_GF1_VA_EFFECT SNDRV_GF1_VW_EFFECT_HIGH +#define SNDRV_GF1_VW_OFFSET_LEFT 0x13 +#define SNDRV_GF1_VB_ACCUMULATOR 0x14 +#define SNDRV_GF1_VB_MODE 0x15 +#define SNDRV_GF1_VW_EFFECT_VOLUME 0x16 +#define SNDRV_GF1_VB_FREQUENCY_LFO 0x17 +#define SNDRV_GF1_VB_VOLUME_LFO 0x18 +#define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL 0x1b +#define SNDRV_GF1_VW_OFFSET_LEFT_FINAL 0x1c +#define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL 0x1d + +/* ICS registers */ + +#define SNDRV_ICS_MIC_DEV 0 +#define SNDRV_ICS_LINE_DEV 1 +#define SNDRV_ICS_CD_DEV 2 +#define SNDRV_ICS_GF1_DEV 3 +#define SNDRV_ICS_NONE_DEV 4 +#define SNDRV_ICS_MASTER_DEV 5 + +/* LFO */ + +#define SNDRV_LFO_TREMOLO 0 +#define SNDRV_LFO_VIBRATO 1 + +/* misc */ + +#define SNDRV_GF1_DMA_UNSIGNED 0x80 +#define SNDRV_GF1_DMA_16BIT 0x40 +#define SNDRV_GF1_DMA_IRQ 0x20 +#define SNDRV_GF1_DMA_WIDTH16 0x04 +#define SNDRV_GF1_DMA_READ 0x02 /* read from GUS's DRAM */ +#define SNDRV_GF1_DMA_ENABLE 0x01 + +/* ramp ranges */ + +#define SNDRV_GF1_ATTEN(x) (snd_gf1_atten_table[x]) +#define SNDRV_GF1_MIN_VOLUME 1800 +#define SNDRV_GF1_MAX_VOLUME 4095 +#define SNDRV_GF1_MIN_OFFSET (SNDRV_GF1_MIN_VOLUME>>4) +#define SNDRV_GF1_MAX_OFFSET 255 +#define SNDRV_GF1_MAX_TDEPTH 90 + +/* defines for memory manager */ + +#define SNDRV_GF1_MEM_BLOCK_16BIT 0x0001 + +#define SNDRV_GF1_MEM_OWNER_DRIVER 0x0001 +#define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002 +#define SNDRV_GF1_MEM_OWNER_WAVE_GF1 0x0003 +#define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004 + +/* constants for interrupt handlers */ + +#define SNDRV_GF1_HANDLER_MIDI_OUT 0x00010000 +#define SNDRV_GF1_HANDLER_MIDI_IN 0x00020000 +#define SNDRV_GF1_HANDLER_TIMER1 0x00040000 +#define SNDRV_GF1_HANDLER_TIMER2 0x00080000 +#define SNDRV_GF1_HANDLER_VOICE 0x00100000 +#define SNDRV_GF1_HANDLER_DMA_WRITE 0x00200000 +#define SNDRV_GF1_HANDLER_DMA_READ 0x00400000 +#define SNDRV_GF1_HANDLER_ALL (0xffff0000&~SNDRV_GF1_HANDLER_VOICE) + +/* constants for DMA flags */ + +#define SNDRV_GF1_DMA_TRIGGER 1 + +/* --- */ + +struct _snd_gus_card; +typedef struct _snd_gus_card snd_gus_card_t; + +/* GF1 specific structure */ + +typedef struct _snd_gf1_bank_info { + unsigned int address; + unsigned int size; +} snd_gf1_bank_info_t; + +typedef struct _snd_gf1_mem_block { + unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */ + unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */ + unsigned int share; /* share count */ + unsigned int share_id[4]; /* share ID */ + unsigned int ptr; + unsigned int size; + char *name; + struct _snd_gf1_mem_block *next; + struct _snd_gf1_mem_block *prev; +} snd_gf1_mem_block_t; + +typedef struct _snd_gf1_mem { + snd_gf1_bank_info_t banks_8[4]; + snd_gf1_bank_info_t banks_16[4]; + snd_gf1_mem_block_t *first; + snd_gf1_mem_block_t *last; + struct semaphore memory_mutex; +} snd_gf1_mem_t; + +typedef struct snd_gf1_dma_block { + void *buffer; /* buffer in computer's RAM */ + unsigned long buf_addr; /* buffer address */ + unsigned int addr; /* address in onboard memory */ + unsigned int count; /* count in bytes */ + unsigned int cmd; /* DMA command (format) */ + void (*ack)(snd_gus_card_t * gus, void *private_data); + void *private_data; + struct snd_gf1_dma_block *next; +} snd_gf1_dma_block_t; + +typedef struct { + snd_midi_channel_set_t * chset; + snd_gus_card_t * gus; + int mode; /* operation mode */ + int client; /* sequencer client number */ + int port; /* sequencer port number */ + unsigned int midi_has_voices: 1; +} snd_gus_port_t; + +typedef struct _snd_gus_voice snd_gus_voice_t; + +typedef struct { + void (*sample_start)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_position_t position); + void (*sample_stop)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_stop_mode_t mode); + void (*sample_freq)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_frequency_t freq); + void (*sample_volume)(snd_gus_card_t *gus, snd_gus_voice_t *voice, snd_seq_ev_volume_t *volume); + void (*sample_loop)(snd_gus_card_t *card, snd_gus_voice_t *voice, snd_seq_ev_loop_t *loop); + void (*sample_pos)(snd_gus_card_t *card, snd_gus_voice_t *voice, snd_seq_position_t position); + void (*sample_private1)(snd_gus_card_t *card, snd_gus_voice_t *voice, unsigned char *data); +} snd_gus_sample_ops_t; + +#define SNDRV_GF1_VOICE_TYPE_PCM 0 +#define SNDRV_GF1_VOICE_TYPE_SYNTH 1 +#define SNDRV_GF1_VOICE_TYPE_MIDI 2 + +#define SNDRV_GF1_VFLG_RUNNING (1<<0) +#define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1) +#define SNDRV_GF1_VFLG_PAN (1<<2) + +typedef enum { + VENV_BEFORE, + VENV_ATTACK, + VENV_SUSTAIN, + VENV_RELEASE, + VENV_DONE, + VENV_VOLUME +} snd_gus_volume_state_t; + +struct _snd_gus_voice { + int number; + unsigned int use: 1, + pcm: 1, + synth:1, + midi: 1; + unsigned int flags; + unsigned char client; + unsigned char port; + unsigned char index; + unsigned char pad; + +#ifdef CONFIG_SND_DEBUG + unsigned int interrupt_stat_wave; + unsigned int interrupt_stat_volume; +#endif + void (*handler_wave) (snd_gus_card_t * gus, snd_gus_voice_t * voice); + void (*handler_volume) (snd_gus_card_t * gus, snd_gus_voice_t * voice); + void (*handler_effect) (snd_gus_card_t * gus, snd_gus_voice_t * voice); + void (*volume_change) (snd_gus_card_t * gus); + + snd_gus_sample_ops_t *sample_ops; + + snd_seq_instr_t instr; + + /* running status / registers */ + + snd_seq_ev_volume_t sample_volume; + + unsigned short fc_register; + unsigned short fc_lfo; + unsigned short gf1_volume; + unsigned char control; + unsigned char mode; + unsigned char gf1_pan; + unsigned char effect_accumulator; + unsigned char volume_control; + unsigned char venv_value_next; + snd_gus_volume_state_t venv_state; + snd_gus_volume_state_t venv_state_prev; + unsigned short vlo; + unsigned short vro; + unsigned short gf1_effect_volume; + + /* --- */ + + void *private_data; + void (*private_free)(snd_gus_voice_t *voice); +}; + +struct _snd_gf1 { + + unsigned int enh_mode:1, /* enhanced mode (GFA1) */ + hw_lfo:1, /* use hardware LFO */ + sw_lfo:1, /* use software LFO */ + effect:1; /* use effect voices */ + + unsigned long port; /* port of GF1 chip */ + struct resource *res_port1; + struct resource *res_port2; + int irq; /* IRQ number */ + int dma1; /* DMA1 number */ + int dma2; /* DMA2 number */ + unsigned int memory; /* GUS's DRAM size in bytes */ + unsigned int rom_memory; /* GUS's ROM size in bytes */ + unsigned int rom_present; /* bitmask */ + unsigned int rom_banks; /* GUS's ROM banks */ + + snd_gf1_mem_t mem_alloc; + + /* registers */ + unsigned short reg_page; + unsigned short reg_regsel; + unsigned short reg_data8; + unsigned short reg_data16; + unsigned short reg_irqstat; + unsigned short reg_dram; + unsigned short reg_timerctrl; + unsigned short reg_timerdata; + unsigned char ics_regs[6][2]; + /* --------- */ + + unsigned char active_voices; /* active voices */ + unsigned char active_voice; /* selected voice (GF1PAGE register) */ + + snd_gus_voice_t voices[32]; /* GF1 voices */ + + unsigned int default_voice_address; + + unsigned short playback_freq; /* GF1 playback (mixing) frequency */ + unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */ + unsigned char volume_ramp; + unsigned char smooth_pan; + unsigned char full_range_pan; + unsigned char pad0; + + unsigned char *lfos; + + /* interrupt handlers */ + + void (*interrupt_handler_midi_out) (snd_gus_card_t * gus); + void (*interrupt_handler_midi_in) (snd_gus_card_t * gus); + void (*interrupt_handler_timer1) (snd_gus_card_t * gus); + void (*interrupt_handler_timer2) (snd_gus_card_t * gus); + void (*interrupt_handler_dma_write) (snd_gus_card_t * gus); + void (*interrupt_handler_dma_read) (snd_gus_card_t * gus); + +#ifdef CONFIG_SND_DEBUG + unsigned int interrupt_stat_midi_out; + unsigned int interrupt_stat_midi_in; + unsigned int interrupt_stat_timer1; + unsigned int interrupt_stat_timer2; + unsigned int interrupt_stat_dma_write; + unsigned int interrupt_stat_dma_read; + unsigned int interrupt_stat_voice_lost; +#endif + + /* synthesizer */ + + int seq_client; + snd_gus_port_t seq_ports[4]; + snd_seq_kinstr_list_t *ilist; + snd_iwffff_ops_t iwffff_ops; + snd_gf1_ops_t gf1_ops; + snd_simple_ops_t simple_ops; + + /* timer */ + + unsigned short timer_enabled; + snd_timer_t *timer1; + snd_timer_t *timer2; + + /* midi */ + + unsigned short uart_cmd; + unsigned int uart_framing; + unsigned int uart_overrun; + + /* dma operations */ + + unsigned int dma_flags; + unsigned int dma_shared; + snd_gf1_dma_block_t *dma_data_pcm; + snd_gf1_dma_block_t *dma_data_pcm_last; + snd_gf1_dma_block_t *dma_data_synth; + snd_gf1_dma_block_t *dma_data_synth_last; + void (*dma_ack)(snd_gus_card_t * gus, void *private_data); + void *dma_private_data; + + /* pcm */ + int pcm_channels; + int pcm_alloc_voices; + unsigned short pcm_volume_level_left; + unsigned short pcm_volume_level_right; + unsigned short pcm_volume_level_left1; + unsigned short pcm_volume_level_right1; + + unsigned char pcm_rcntrl_reg; + unsigned char pad_end; +}; + +/* main structure for GUS card */ + +struct _snd_gus_card { + snd_card_t *card; + + unsigned int + initialized: 1, /* resources were initialized */ + equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */ + equal_dma:1, /* if dma channels are equal (not valid for daughter board) */ + ics_flag:1, /* have we ICS mixer chip */ + ics_flipped:1, /* ICS mixer have flipped some channels? */ + codec_flag:1, /* have we CODEC chip? */ + max_flag:1, /* have we GUS MAX card? */ + max_ctrl_flag:1, /* have we original GUS MAX card? */ + daughter_flag:1, /* have we daughter board? */ + interwave:1, /* hey - we have InterWave card */ + ess_flag:1, /* ESS chip found... GUS Extreme */ + ace_flag:1, /* GUS ACE detected */ + uart_enable:1; /* enable MIDI UART */ + unsigned short revision; /* revision of chip */ + unsigned short max_cntrl_val; /* GUS MAX control value */ + unsigned short mix_cntrl_reg; /* mixer control register */ + unsigned short joystick_dac; /* joystick DAC level */ + int timer_dev; /* timer device */ + + struct _snd_gf1 gf1; /* gf1 specific variables */ + snd_pcm_t *pcm; + snd_pcm_substream_t *pcm_cap_substream; + unsigned int c_dma_size; + unsigned int c_period_size; + unsigned int c_pos; + + snd_rawmidi_t *midi_uart; + snd_rawmidi_substream_t *midi_substream_output; + snd_rawmidi_substream_t *midi_substream_input; + + snd_seq_device_t *seq_dev; + + spinlock_t reg_lock; + spinlock_t voice_alloc; + spinlock_t active_voice_lock; + spinlock_t event_lock; + spinlock_t dma_lock; + spinlock_t pcm_volume_level_lock; + spinlock_t uart_cmd_lock; + struct semaphore dma_mutex; + struct semaphore register_mutex; +}; + +/* I/O functions for GF1/InterWave chip - gus_io.c */ + +static inline void snd_gf1_select_voice(snd_gus_card_t * gus, int voice) +{ + unsigned long flags; + + spin_lock_irqsave(&gus->active_voice_lock, flags); + if (voice != gus->gf1.active_voice) { + gus->gf1.active_voice = voice; + outb(voice, GUSP(gus, GF1PAGE)); + } + spin_unlock_irqrestore(&gus->active_voice_lock, flags); +} + +static inline void snd_gf1_uart_cmd(snd_gus_card_t * gus, unsigned char b) +{ + outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL)); +} + +static inline unsigned char snd_gf1_uart_stat(snd_gus_card_t * gus) +{ + return inb(GUSP(gus, MIDISTAT)); +} + +static inline void snd_gf1_uart_put(snd_gus_card_t * gus, unsigned char b) +{ + outb(b, GUSP(gus, MIDIDATA)); +} + +static inline unsigned char snd_gf1_uart_get(snd_gus_card_t * gus) +{ + return inb(GUSP(gus, MIDIDATA)); +} + +extern void snd_gf1_delay(snd_gus_card_t * gus); + +extern void snd_gf1_ctrl_stop(snd_gus_card_t * gus, unsigned char reg); + +extern void snd_gf1_write8(snd_gus_card_t * gus, unsigned char reg, unsigned char data); +extern unsigned char snd_gf1_look8(snd_gus_card_t * gus, unsigned char reg); +extern inline unsigned char snd_gf1_read8(snd_gus_card_t * gus, unsigned char reg) +{ + return snd_gf1_look8(gus, reg | 0x80); +} +extern void snd_gf1_write16(snd_gus_card_t * gus, unsigned char reg, unsigned int data); +extern unsigned short snd_gf1_look16(snd_gus_card_t * gus, unsigned char reg); +extern inline unsigned short snd_gf1_read16(snd_gus_card_t * gus, unsigned char reg) +{ + return snd_gf1_look16(gus, reg | 0x80); +} +extern void snd_gf1_adlib_write(snd_gus_card_t * gus, unsigned char reg, unsigned char data); +extern void snd_gf1_dram_addr(snd_gus_card_t * gus, unsigned int addr); +extern void snd_gf1_poke(snd_gus_card_t * gus, unsigned int addr, unsigned char data); +extern unsigned char snd_gf1_peek(snd_gus_card_t * gus, unsigned int addr); +extern void snd_gf1_pokew(snd_gus_card_t * gus, unsigned int addr, unsigned short data); +extern unsigned short snd_gf1_peekw(snd_gus_card_t * gus, unsigned int addr); +extern void snd_gf1_dram_setmem(snd_gus_card_t * gus, unsigned int addr, unsigned short value, unsigned int count); +extern void snd_gf1_write_addr(snd_gus_card_t * gus, unsigned char reg, unsigned int addr, short w_16bit); +extern unsigned int snd_gf1_read_addr(snd_gus_card_t * gus, unsigned char reg, short w_16bit); +extern void snd_gf1_i_ctrl_stop(snd_gus_card_t * gus, unsigned char reg); +extern void snd_gf1_i_write8(snd_gus_card_t * gus, unsigned char reg, unsigned char data); +extern unsigned char snd_gf1_i_look8(snd_gus_card_t * gus, unsigned char reg); +extern void snd_gf1_i_write16(snd_gus_card_t * gus, unsigned char reg, unsigned int data); +extern inline unsigned char snd_gf1_i_read8(snd_gus_card_t * gus, unsigned char reg) +{ + return snd_gf1_i_look8(gus, reg | 0x80); +} +extern unsigned short snd_gf1_i_look16(snd_gus_card_t * gus, unsigned char reg); +extern inline unsigned short snd_gf1_i_read16(snd_gus_card_t * gus, unsigned char reg) +{ + return snd_gf1_i_look16(gus, reg | 0x80); +} +extern void snd_gf1_i_adlib_write(snd_gus_card_t * gus, unsigned char reg, unsigned char data); +extern void snd_gf1_i_write_addr(snd_gus_card_t * gus, unsigned char reg, unsigned int addr, short w_16bit); +extern unsigned int snd_gf1_i_read_addr(snd_gus_card_t * gus, unsigned char reg, short w_16bit); + +extern void snd_gf1_select_active_voices(snd_gus_card_t * gus); + +/* gus_lfo.c */ + +struct _SND_IW_LFO_PROGRAM { + unsigned short freq_and_control; + unsigned char depth_final; + unsigned char depth_inc; + unsigned short twave; + unsigned short depth; +}; + +#if 0 +extern irqreturn_t snd_gf1_lfo_effect_interrupt(snd_gus_card_t * gus, snd_gf1_voice_t * voice); +#endif +extern void snd_gf1_lfo_init(snd_gus_card_t * gus); +extern void snd_gf1_lfo_done(snd_gus_card_t * gus); +extern void snd_gf1_lfo_program(snd_gus_card_t * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program); +extern void snd_gf1_lfo_enable(snd_gus_card_t * gus, int voice, int lfo_type); +extern void snd_gf1_lfo_disable(snd_gus_card_t * gus, int voice, int lfo_type); +extern void snd_gf1_lfo_change_freq(snd_gus_card_t * gus, int voice, int lfo_type, int freq); +extern void snd_gf1_lfo_change_depth(snd_gus_card_t * gus, int voice, int lfo_type, int depth); +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); +extern void snd_gf1_lfo_shutdown(snd_gus_card_t * gus, int voice, int lfo_type); +#if 0 +extern void snd_gf1_lfo_command(snd_gus_card_t * gus, int voice, unsigned char *command); +#endif + +/* gus_mem.c */ + +void snd_gf1_mem_lock(snd_gf1_mem_t * alloc, int xup); +int snd_gf1_mem_xfree(snd_gf1_mem_t * alloc, snd_gf1_mem_block_t * block); +snd_gf1_mem_block_t *snd_gf1_mem_look(snd_gf1_mem_t * alloc, + unsigned int address); +snd_gf1_mem_block_t *snd_gf1_mem_share(snd_gf1_mem_t * alloc, + unsigned int *share_id); +snd_gf1_mem_block_t *snd_gf1_mem_alloc(snd_gf1_mem_t * alloc, int owner, + char *name, int size, int w_16, + int align, unsigned int *share_id); +int snd_gf1_mem_free(snd_gf1_mem_t * alloc, unsigned int address); +int snd_gf1_mem_free_owner(snd_gf1_mem_t * alloc, int owner); +int snd_gf1_mem_init(snd_gus_card_t * gus); +int snd_gf1_mem_done(snd_gus_card_t * gus); + +/* gus_mem_proc.c */ + +int snd_gf1_mem_proc_init(snd_gus_card_t * gus); + +/* gus_dma.c */ + +int snd_gf1_dma_init(snd_gus_card_t * gus); +int snd_gf1_dma_done(snd_gus_card_t * gus); +int snd_gf1_dma_transfer_block(snd_gus_card_t * gus, + snd_gf1_dma_block_t * block, + int atomic, + int synth); + +/* gus_volume.c */ + +unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol); +unsigned int snd_gf1_gvol_to_lvol_raw(unsigned short gf1_vol); +unsigned int snd_gf1_calc_ramp_rate(snd_gus_card_t * gus, + unsigned short start, + unsigned short end, + unsigned int us); +unsigned short snd_gf1_translate_freq(snd_gus_card_t * gus, unsigned int freq2); +unsigned short snd_gf1_compute_pitchbend(unsigned short pitchbend, unsigned short sens); +unsigned short snd_gf1_compute_freq(unsigned int freq, + unsigned int rate, + unsigned short mix_rate); + +/* gus_reset.c */ + +void snd_gf1_set_default_handlers(snd_gus_card_t * gus, unsigned int what); +void snd_gf1_smart_stop_voice(snd_gus_card_t * gus, unsigned short voice); +void snd_gf1_stop_voice(snd_gus_card_t * gus, unsigned short voice); +void snd_gf1_clear_voices(snd_gus_card_t * gus, unsigned short v_min, unsigned short v_max); +void snd_gf1_stop_voices(snd_gus_card_t * gus, unsigned short v_min, unsigned short v_max); +snd_gus_voice_t *snd_gf1_alloc_voice(snd_gus_card_t * gus, int type, int client, int port); +void snd_gf1_free_voice(snd_gus_card_t * gus, snd_gus_voice_t *voice); +int snd_gf1_start(snd_gus_card_t * gus); +int snd_gf1_stop(snd_gus_card_t * gus); + +/* gus_mixer.c */ + +int snd_gf1_new_mixer(snd_gus_card_t * gus); + +/* gus_pcm.c */ + +int snd_gf1_pcm_new(snd_gus_card_t * gus, int pcm_dev, int control_index, snd_pcm_t ** rpcm); + +#ifdef CONFIG_SND_DEBUG +extern void snd_gf1_print_voice_registers(snd_gus_card_t * gus); +extern void snd_gf1_print_global_registers(snd_gus_card_t * gus); +extern void snd_gf1_print_setup_registers(snd_gus_card_t * gus); +extern void snd_gf1_peek_print_block(snd_gus_card_t * gus, unsigned int addr, int count, int w_16bit); +#endif + +/* gus.c */ + +int snd_gus_use_inc(snd_gus_card_t * gus); +void snd_gus_use_dec(snd_gus_card_t * gus); +int snd_gus_create(snd_card_t * card, + unsigned long port, + int irq, int dma1, int dma2, + int timer_dev, + int voices, + int pcm_channels, + int effect, + snd_gus_card_t ** rgus); +int snd_gus_initialize(snd_gus_card_t * gus); + +/* gus_irq.c */ + +irqreturn_t snd_gus_interrupt(int irq, void *dev_id, struct pt_regs *regs); +#ifdef CONFIG_SND_DEBUG +void snd_gus_irq_profile_init(snd_gus_card_t *gus); +#endif + +/* gus_uart.c */ + +int snd_gf1_rawmidi_new(snd_gus_card_t * gus, int device, snd_rawmidi_t **rrawmidi); + +#if 0 +extern void snd_engine_instrument_register(unsigned short mode, + struct _SND_INSTRUMENT_VOICE_COMMANDS *voice_cmds, + struct _SND_INSTRUMENT_NOTE_COMMANDS *note_cmds, + struct _SND_INSTRUMENT_CHANNEL_COMMANDS *channel_cmds); +extern int snd_engine_instrument_register_ask(unsigned short mode); +#endif + +/* gus_dram.c */ +int snd_gus_dram_write(snd_gus_card_t *gus, char __user *ptr, + unsigned int addr, unsigned int size); +int snd_gus_dram_read(snd_gus_card_t *gus, char __user *ptr, + unsigned int addr, unsigned int size, int rom); + +#if defined(CONFIG_SND_SEQUENCER) || defined(CONFIG_SND_SEQUENCER_MODULE) + +/* gus_sample.c */ +void snd_gus_sample_event(snd_seq_event_t *ev, snd_gus_port_t *p); + +/* gus_simple.c */ +void snd_gf1_simple_init(snd_gus_voice_t *voice); + +/* gus_instr.c */ +int snd_gus_iwffff_put_sample(void *private_data, iwffff_wave_t *wave, + char __user *data, long len, int atomic); +int snd_gus_iwffff_get_sample(void *private_data, iwffff_wave_t *wave, + char __user *data, long len, int atomic); +int snd_gus_iwffff_remove_sample(void *private_data, iwffff_wave_t *wave, + int atomic); +int snd_gus_gf1_put_sample(void *private_data, gf1_wave_t *wave, + char __user *data, long len, int atomic); +int snd_gus_gf1_get_sample(void *private_data, gf1_wave_t *wave, + char __user *data, long len, int atomic); +int snd_gus_gf1_remove_sample(void *private_data, gf1_wave_t *wave, + int atomic); +int snd_gus_simple_put_sample(void *private_data, simple_instrument_t *instr, + char __user *data, long len, int atomic); +int snd_gus_simple_get_sample(void *private_data, simple_instrument_t *instr, + char __user *data, long len, int atomic); +int snd_gus_simple_remove_sample(void *private_data, simple_instrument_t *instr, + int atomic); + +#endif /* CONFIG_SND_SEQUENCER */ + +#endif /* __SOUND_GUS_H */ -- cgit v1.2.3