Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/* 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)

#if OPEN_READ == FMODE_READ && OPEN_WRITE == FMODE_WRITE

static inline int translate_mode(struct file *file)

{

        return file->f_mode;

}

#else

static inline int translate_mode(struct file *file)

{

        return ((file->f_mode & FMODE_READ) ? OPEN_READ : 0) |

                ((file->f_mode & FMODE_WRITE) ? OPEN_WRITE : 0);

}

#endif

#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