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Diffstat (limited to 'sound/oss/sound_config.h')
-rw-r--r-- | sound/oss/sound_config.h | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/sound/oss/sound_config.h b/sound/oss/sound_config.h new file mode 100644 index 0000000..55271fb --- /dev/null +++ b/sound/oss/sound_config.h @@ -0,0 +1,145 @@ +/* sound_config.h + * + * A driver for sound cards, misc. configuration parameters. + */ +/* + * Copyright (C) by Hannu Savolainen 1993-1997 + * + * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) + * Version 2 (June 1991). See the "COPYING" file distributed with this software + * for more info. + */ + + +#ifndef _SOUND_CONFIG_H_ +#define _SOUND_CONFIG_H_ + +#include <linux/fs.h> +#include <linux/sound.h> + +#include "os.h" +#include "soundvers.h" + + +#ifndef SND_DEFAULT_ENABLE +#define SND_DEFAULT_ENABLE 1 +#endif + +#ifndef MAX_REALTIME_FACTOR +#define MAX_REALTIME_FACTOR 4 +#endif + +/* + * Use always 64k buffer size. There is no reason to use shorter. + */ +#undef DSP_BUFFSIZE +#define DSP_BUFFSIZE (64*1024) + +#ifndef DSP_BUFFCOUNT +#define DSP_BUFFCOUNT 1 /* 1 is recommended. */ +#endif + +#define FM_MONO 0x388 /* This is the I/O address used by AdLib */ + +#ifndef CONFIG_PAS_BASE +#define CONFIG_PAS_BASE 0x388 +#endif + +/* SEQ_MAX_QUEUE is the maximum number of sequencer events buffered by the + driver. (There is no need to alter this) */ +#define SEQ_MAX_QUEUE 1024 + +#define SBFM_MAXINSTR (256) /* Size of the FM Instrument bank */ +/* 128 instruments for general MIDI setup and 16 unassigned */ + +#define SND_NDEVS 256 /* Number of supported devices */ + +#define DSP_DEFAULT_SPEED 8000 + +#define MAX_AUDIO_DEV 5 +#define MAX_MIXER_DEV 5 +#define MAX_SYNTH_DEV 5 +#define MAX_MIDI_DEV 6 +#define MAX_TIMER_DEV 4 + +struct address_info { + int io_base; + int irq; + int dma; + int dma2; + int always_detect; /* 1=Trust me, it's there */ + char *name; + int driver_use_1; /* Driver defined field 1 */ + int driver_use_2; /* Driver defined field 2 */ + int *osp; /* OS specific info */ + int card_subtype; /* Driver specific. Usually 0 */ + void *memptr; /* Module memory chainer */ + int slots[6]; /* To remember driver slot ids */ +}; + +#define SYNTH_MAX_VOICES 32 + +struct voice_alloc_info { + int max_voice; + int used_voices; + int ptr; /* For device specific use */ + unsigned short map[SYNTH_MAX_VOICES]; /* (ch << 8) | (note+1) */ + int timestamp; + int alloc_times[SYNTH_MAX_VOICES]; + }; + +struct channel_info { + int pgm_num; + int bender_value; + int bender_range; + unsigned char controllers[128]; + }; + +/* + * Process wakeup reasons + */ +#define WK_NONE 0x00 +#define WK_WAKEUP 0x01 +#define WK_TIMEOUT 0x02 +#define WK_SIGNAL 0x04 +#define WK_SLEEP 0x08 +#define WK_SELECT 0x10 +#define WK_ABORT 0x20 + +#define OPEN_READ PCM_ENABLE_INPUT +#define OPEN_WRITE PCM_ENABLE_OUTPUT +#define OPEN_READWRITE (OPEN_READ|OPEN_WRITE) + +static inline int translate_mode(struct file *file) +{ + if (OPEN_READ == (__force int)FMODE_READ && + OPEN_WRITE == (__force int)FMODE_WRITE) + return (__force int)(file->f_mode & (FMODE_READ | FMODE_WRITE)); + else + return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) | + ((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0); +} + +#include "sound_calls.h" +#include "dev_table.h" + +#ifndef DEB +#define DEB(x) +#endif + +#ifndef DDB +#define DDB(x) do {} while (0) +#endif + +#ifndef MDB +#ifdef MODULE +#define MDB(x) x +#else +#define MDB(x) +#endif +#endif + +#define TIMER_ARMED 121234 +#define TIMER_NOT_ARMED 1 + +#endif |