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Release 4.14 sound/oss/msnd.h

Directory: sound/oss
/*********************************************************************
 *
 * msnd.h
 *
 * Turtle Beach MultiSound Sound Card Driver for Linux
 *
 * Some parts of this header file were derived from the Turtle Beach
 * MultiSound Driver Development Kit.
 *
 * Copyright (C) 1998 Andrew Veliath
 * Copyright (C) 1993 Turtle Beach Systems, Inc.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 ********************************************************************/
#ifndef __MSND_H

#define __MSND_H


#define VERSION			"0.8.3.1"


#define DEFSAMPLERATE		DSP_DEFAULT_SPEED

#define DEFSAMPLESIZE		AFMT_U8

#define DEFCHANNELS		1


#define DEFFIFOSIZE		128


#define SNDCARD_MSND		38


#define SRAM_BANK_SIZE		0x8000

#define SRAM_CNTL_START		0x7F00


#define DSP_BASE_ADDR		0x4000

#define DSP_BANK_BASE		0x4000


#define	HP_ICR			0x00

#define	HP_CVR			0x01

#define	HP_ISR			0x02

#define	HP_IVR			0x03

#define HP_NU			0x04

#define HP_INFO			0x04

#define	HP_TXH			0x05

#define	HP_RXH			0x05

#define	HP_TXM			0x06

#define	HP_RXM			0x06

#define	HP_TXL			0x07

#define	HP_RXL			0x07


#define HP_ICR_DEF		0x00

#define HP_CVR_DEF		0x12

#define HP_ISR_DEF		0x06

#define HP_IVR_DEF		0x0f

#define HP_NU_DEF		0x00


#define	HP_IRQM			0x09


#define	HPR_BLRC		0x08

#define	HPR_SPR1		0x09

#define	HPR_SPR2		0x0A

#define	HPR_TCL0		0x0B

#define	HPR_TCL1		0x0C

#define	HPR_TCL2		0x0D

#define	HPR_TCL3		0x0E

#define	HPR_TCL4		0x0F


#define	HPICR_INIT		0x80

#define HPICR_HM1		0x40

#define HPICR_HM0		0x20

#define HPICR_HF1		0x10

#define HPICR_HF0		0x08

#define	HPICR_TREQ		0x02

#define	HPICR_RREQ		0x01


#define HPCVR_HC		0x80


#define	HPISR_HREQ		0x80

#define HPISR_DMA		0x40

#define HPISR_HF3		0x10

#define HPISR_HF2		0x08

#define	HPISR_TRDY		0x04

#define	HPISR_TXDE		0x02

#define	HPISR_RXDF		0x01


#define	HPIO_290		0

#define	HPIO_260		1

#define	HPIO_250		2

#define	HPIO_240		3

#define	HPIO_230		4

#define	HPIO_220		5

#define	HPIO_210		6

#define	HPIO_3E0		7


#define	HPMEM_NONE		0

#define	HPMEM_B000		1

#define	HPMEM_C800		2

#define	HPMEM_D000		3

#define	HPMEM_D400		4

#define	HPMEM_D800		5

#define	HPMEM_E000		6

#define	HPMEM_E800		7


#define	HPIRQ_NONE		0

#define HPIRQ_5			1

#define HPIRQ_7			2

#define HPIRQ_9			3

#define HPIRQ_10		4

#define HPIRQ_11		5

#define HPIRQ_12		6

#define HPIRQ_15		7


#define	HIMT_PLAY_DONE		0x00

#define	HIMT_RECORD_DONE	0x01

#define	HIMT_MIDI_EOS		0x02

#define	HIMT_MIDI_OUT		0x03


#define	HIMT_MIDI_IN_UCHAR	0x0E

#define	HIMT_DSP		0x0F


#define	HDEX_BASE	       	0x92

#define	HDEX_PLAY_START		(0 + HDEX_BASE)

#define	HDEX_PLAY_STOP		(1 + HDEX_BASE)

#define	HDEX_PLAY_PAUSE		(2 + HDEX_BASE)

#define	HDEX_PLAY_RESUME	(3 + HDEX_BASE)

#define	HDEX_RECORD_START	(4 + HDEX_BASE)

#define	HDEX_RECORD_STOP	(5 + HDEX_BASE)

#define	HDEX_MIDI_IN_START 	(6 + HDEX_BASE)

#define	HDEX_MIDI_IN_STOP	(7 + HDEX_BASE)

#define	HDEX_MIDI_OUT_START	(8 + HDEX_BASE)

#define	HDEX_MIDI_OUT_STOP	(9 + HDEX_BASE)

#define	HDEX_AUX_REQ		(10 + HDEX_BASE)


#define HIWORD(l)		((WORD)((((DWORD)(l)) >> 16) & 0xFFFF))

#define LOWORD(l)		((WORD)(DWORD)(l))

#define HIBYTE(w)		((BYTE)(((WORD)(w) >> 8) & 0xFF))

#define LOBYTE(w)		((BYTE)(w))

#define MAKELONG(low,hi)	((long)(((WORD)(low))|(((DWORD)((WORD)(hi)))<<16)))

#define MAKEWORD(low,hi)	((WORD)(((BYTE)(low))|(((WORD)((BYTE)(hi)))<<8)))


#define PCTODSP_OFFSET(w)	(USHORT)((w)/2)

#define PCTODSP_BASED(w)	(USHORT)(((w)/2) + DSP_BASE_ADDR)

#define DSPTOPC_BASED(w)	(((w) - DSP_BASE_ADDR) * 2)

#ifdef SLOWIO

#define msnd_outb			outb_p

#define msnd_inb			inb_p
#else

#define msnd_outb			outb

#define msnd_inb			inb
#endif

/* JobQueueStruct */

#define JQS_wStart		0x00

#define JQS_wSize		0x02

#define JQS_wHead		0x04

#define JQS_wTail		0x06

#define JQS__size		0x08

/* DAQueueDataStruct */

#define DAQDS_wStart		0x00

#define DAQDS_wSize		0x02

#define DAQDS_wFormat		0x04

#define DAQDS_wSampleSize	0x06

#define DAQDS_wChannels		0x08

#define DAQDS_wSampleRate	0x0A

#define DAQDS_wIntMsg		0x0C

#define DAQDS_wFlags		0x0E

#define DAQDS__size		0x10


typedef u8			BYTE;

typedef u16			USHORT;

typedef u16			WORD;

typedef u32			DWORD;

typedef void __iomem *		LPDAQD;

/* Generic FIFO */
typedef struct {
	

size_t n, len;
	
char *data;
	

int head, tail;

} msnd_fifo;


typedef struct multisound_dev {
	/* Linux device info */
	
char *name;
	

int dsp_minor, mixer_minor;
	

int ext_midi_dev, hdr_midi_dev;

	/* Hardware resources */
	

int io, numio;
	

int memid, irqid;
	

int irq, irq_ref;
	
unsigned char info;
	
void __iomem *base;

	/* Motorola 56k DSP SMA */
	
void __iomem *SMA;
	




void __iomem *DAPQ, *DARQ, *MODQ, *MIDQ, *DSPQ;
	


void __iomem *pwDSPQData, *pwMIDQData, *pwMODQData;
	

int dspq_data_buff, dspq_buff_size;

	/* State variables */
	


enum { msndClassic, msndPinnacle } type;
	
fmode_t mode;
	
unsigned long flags;

#define F_RESETTING			0

#define F_HAVEDIGITAL			1

#define F_AUDIO_WRITE_INUSE		2

#define F_WRITING			3

#define F_WRITEBLOCK			4

#define F_WRITEFLUSH			5

#define F_AUDIO_READ_INUSE		6

#define F_READING			7

#define F_READBLOCK			8

#define F_EXT_MIDI_INUSE		9

#define F_HDR_MIDI_INUSE		10

#define F_DISABLE_WRITE_NDELAY		11
	
wait_queue_head_t writeblock;
	
wait_queue_head_t readblock;
	
wait_queue_head_t writeflush;
	
spinlock_t lock;
	
int nresets;
	
unsigned long recsrc;
	
int left_levels[32];
	
int right_levels[32];
	
int mixer_mod_count;
	
int calibrate_signal;
	


int play_sample_size, play_sample_rate, play_channels;
	
int play_ndelay;
	


int rec_sample_size, rec_sample_rate, rec_channels;
	
int rec_ndelay;
	
BYTE bCurrentMidiPatch;

	/* Digital audio FIFOs */
	

msnd_fifo DAPF, DARF;
	
int fifosize;
	

int last_playbank, last_recbank;

	/* MIDI in callback */
	
void (*midi_in_interrupt)(struct multisound_dev *);

} multisound_dev_t;

#ifndef mdelay

#  define mdelay(a)		udelay((a) * 1000)
#endif

int				msnd_register(multisound_dev_t *dev);
void				msnd_unregister(multisound_dev_t *dev);

void				msnd_init_queue(void __iomem *, int start, int size);

void				msnd_fifo_init(msnd_fifo *f);
void				msnd_fifo_free(msnd_fifo *f);
int				msnd_fifo_alloc(msnd_fifo *f, size_t n);
void				msnd_fifo_make_empty(msnd_fifo *f);
int				msnd_fifo_write_io(msnd_fifo *f, char __iomem *buf, size_t len);
int				msnd_fifo_read_io(msnd_fifo *f, char __iomem *buf, size_t len);
int				msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len);
int				msnd_fifo_read(msnd_fifo *f, char *buf, size_t len);

int				msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd);
int				msnd_send_word(multisound_dev_t *dev, unsigned char high,
					       unsigned char mid, unsigned char low);
int				msnd_upload_host(multisound_dev_t *dev, char *bin, int len);
int				msnd_enable_irq(multisound_dev_t *dev);
int				msnd_disable_irq(multisound_dev_t *dev);

#endif /* __MSND_H */

Overall Contributors
PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)93992.88%861.54%


Al Viro696.82%323.08%


Adrian Bunk30.30%215.38%


Total1011100.00%13100.00%


Directory: sound/oss



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