/* *	DMA buffer calls */int DMAbuf_open(int dev, int mode);int DMAbuf_release(int dev, int mode);int DMAbuf_read (int dev, snd_rw_buf *user_buf, int count);int DMAbuf_getwrbuffer(int dev, char **buf, int *size);int DMAbuf_getrdbuffer(int dev, char **buf, int *len);int DMAbuf_rmchars(int dev, int buff_no, int c);int DMAbuf_start_output(int dev, int buff_no, int l);int DMAbuf_ioctl(int dev, unsigned int cmd, unsigned int arg, int local);long DMAbuf_init(long mem_start);int DMAbuf_start_dma (int dev, unsigned long physaddr, int count, int dma_mode);int DMAbuf_open_dma (int chan);void DMAbuf_close_dma (int chan);void DMAbuf_reset_dma (int chan);void DMAbuf_inputintr(int dev);void DMAbuf_outputintr(int dev, int underflow_flag);/* *	System calls for /dev/dsp and /dev/audio */int audio_read (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int audio_write (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int audio_open (int dev, struct fileinfo *file);void audio_release (int dev, struct fileinfo *file);int audio_ioctl (int dev, struct fileinfo *file,	   unsigned int cmd, unsigned int arg);int audio_lseek (int dev, struct fileinfo *file, off_t offset, int orig);long audio_init (long mem_start);/* *	System calls for the /dev/sequencer */int sequencer_read (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int sequencer_write (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int sequencer_open (int dev, struct fileinfo *file);void sequencer_release (int dev, struct fileinfo *file);int sequencer_ioctl (int dev, struct fileinfo *file,	   unsigned int cmd, unsigned int arg);int sequencer_lseek (int dev, struct fileinfo *file, off_t offset, int orig);long sequencer_init (long mem_start);void sequencer_timer(void);int note_to_freq(int note_num);unsigned long compute_finetune(unsigned long base_freq, int bend, int range);#ifdef ALLOW_SELECTint sequencer_select(int dev, struct fileinfo *file, int sel_type, select_table * wait);#endif/* *	System calls for the /dev/midi */int MIDIbuf_read (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int MIDIbuf_write (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int MIDIbuf_open (int dev, struct fileinfo *file);void MIDIbuf_release (int dev, struct fileinfo *file);int MIDIbuf_ioctl (int dev, struct fileinfo *file,	   unsigned int cmd, unsigned int arg);int MIDIbuf_lseek (int dev, struct fileinfo *file, off_t offset, int orig);void MIDIbuf_bytes_received(int dev, unsigned char *buf, int count);long MIDIbuf_init(long mem_start);/* *	System calls for the generic midi interface. * */long  CMIDI_init  (long mem_start);int   CMIDI_open  (int dev, struct fileinfo *file);int   CMIDI_write (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int   CMIDI_read  (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int   CMIDI_close (int dev, struct fileinfo *file); /* * *	Misc calls from various sources *//* 	From pro_midi.c 	*/long pro_midi_attach(long mem_start);int  pro_midi_open(int dev, int mode);void pro_midi_close(int dev);int pro_midi_write(int dev, snd_rw_buf *uio);int pro_midi_read(int dev, snd_rw_buf *uio);/*	From soundcard.c	*/long soundcard_init(long mem_start);void tenmicrosec(void);void request_sound_timer (int count);void sound_stop_timer(void);int snd_ioctl_return(int *addr, int value);int snd_set_irq_handler (int interrupt_level, void(*hndlr)(int));void snd_release_irq(int vect);void sound_dma_malloc(int dev);void sound_dma_free(int dev);/*	From sound_switch.c	*/int sound_read_sw (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int sound_write_sw (int dev, struct fileinfo *file, snd_rw_buf *buf, int count);int sound_open_sw (int dev, struct fileinfo *file);void sound_release_sw (int dev, struct fileinfo *file);int sound_ioctl_sw (int dev, struct fileinfo *file,	     unsigned int cmd, unsigned long arg);/*	From sb_dsp.c	*/int sb_dsp_detect (struct address_info *hw_config);long sb_dsp_init (long mem_start, struct address_info *hw_config);void sb_dsp_disable_midi(void);int sb_get_irq(void);void sb_free_irq(void);int sb_dsp_command (unsigned char val);int sb_reset_dsp (void);/*	From sb16_dsp.c	*/void sb16_dsp_interrupt (int unused);long sb16_dsp_init(long mem_start, struct address_info *hw_config);int sb16_dsp_detect(struct address_info *hw_config);/*	From sb16_midi.c	*/void sb16midiintr (int unit);long attach_sb16midi(long mem_start, struct address_info * hw_config);int probe_sb16midi(struct address_info *hw_config);/*	From sb_midi.c	*/void sb_midi_init(int model);/*	From sb_mixer.c	*/void sb_setmixer (unsigned int port, unsigned int value);int sb_getmixer (unsigned int port);void sb_mixer_set_stereo(int mode);void sb_mixer_init(int major_model);/*	From opl3.c	*/int opl3_detect (int ioaddr);long opl3_init(long mem_start);/*	From sb_card.c	*/long attach_sb_card(long mem_start, struct address_info *hw_config);int probe_sb(struct address_info *hw_config);/*	From adlib_card.c	*/long attach_adlib_card(long mem_start, struct address_info *hw_config);int probe_adlib(struct address_info *hw_config);/*	From pas_card.c	*/long attach_pas_card(long mem_start, struct address_info *hw_config);int probe_pas(struct address_info *hw_config);int pas_set_intr(int mask);int pas_remove_intr(int mask);unsigned char pas_read(int ioaddr);void pas_write(unsigned char data, int ioaddr);/*	From pas_audio.c */void pas_pcm_interrupt(unsigned char status, int cause);long pas_pcm_init(long mem_start, struct address_info *hw_config);/*	From pas_mixer.c */int pas_init_mixer(void);/*	From pas_midi.c */long pas_midi_init(long mem_start);void pas_midi_interrupt(void);/*	From gus_card.c */long attach_gus_card(long mem_start, struct address_info * hw_config);int probe_gus(struct address_info *hw_config);int gus_set_midi_irq(int num);void gusintr(int);/*	From gus_wave.c */int gus_wave_detect(int baseaddr);long gus_wave_init(long mem_start, int irq, int dma);void gus_voice_irq(void);unsigned char gus_read8 (int reg);void gus_write8(int reg, unsigned int data);void guswave_dma_irq(void);void gus_delay(void);/*	From gus_midi.c */long gus_midi_init(long mem_start);void gus_midi_interrupt(int dummy);/*	From mpu401.c */long attach_mpu401(long mem_start, struct address_info * hw_config);int probe_mpu401(struct address_info *hw_config);/*	From opl3.c */void enable_opl3_mode(int left, int right, int both);/*	From patmgr.c */int pmgr_open(int dev);void pmgr_release(int dev);int pmgr_read (int dev, struct fileinfo *file, snd_rw_buf * buf, int count);int pmgr_write (int dev, struct fileinfo *file, snd_rw_buf * buf, int count);int pmgr_access(int dev, struct patmgr_info *rec);int pmgr_inform(int dev, int event, unsigned long parm1, unsigned long parm2,				    unsigned long parm3, unsigned long parm4);