sys/i386/isa/sound/sb_mixer.h

/*
 * sound/sb_mixer.h
 *
 * Definitions for the SB Pro and SB16 mixers
 *
 * Copyright by Hannu Savolainen 1993
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met: 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer. 2.
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * Modified:
 *      Hunyue Yau      Jan 6 1994
 *      Added defines for the Sound Galaxy NX Pro mixer.
 *
 */

#define SBPRO_RECORDING_DEVICES (SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD)

/* Same as SB Pro, unless I find otherwise */
#define SGNXPRO_RECORDING_DEVICES SBPRO_RECORDING_DEVICES

#define SBPRO_MIXER_DEVICES             (SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE | SOUND_MASK_MIC | \
                                         SOUND_MASK_CD | SOUND_MASK_VOLUME)

/* SG NX Pro has treble and bass settings on the mixer. The 'speaker'
 * channel is the COVOX/DisneySoundSource emulation volume control
 * on the mixer. It does NOT control speaker volume. Should have own
 * mask eventually?
 */
#define SGNXPRO_MIXER_DEVICES   (SBPRO_MIXER_DEVICES|SOUND_MASK_BASS| \
                                 SOUND_MASK_TREBLE|SOUND_MASK_SPEAKER )

#define SB16_RECORDING_DEVICES          (SOUND_MASK_SYNTH | SOUND_MASK_LINE | SOUND_MASK_MIC | \
                                         SOUND_MASK_CD)

#define SB16_MIXER_DEVICES              (SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_SPEAKER | SOUND_MASK_LINE | SOUND_MASK_MIC | \
                                         SOUND_MASK_CD | SOUND_MASK_RECLEV | \
                                         SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE)

/*
 * Mixer registers
 *
 * NOTE!        RECORD_SRC == IN_FILTER
 */

/*
 * Mixer registers of SB Pro
 */
#define VOC_VOL         0x04
#define MIC_VOL         0x0A
#define MIC_MIX         0x0A
#define RECORD_SRC      0x0C
#define IN_FILTER       0x0C
#define OUT_FILTER      0x0E
#define MASTER_VOL      0x22
#define FM_VOL          0x26
#define CD_VOL          0x28
#define LINE_VOL        0x2E
#define IRQ_NR          0x80
#define DMA_NR          0x81
#define IRQ_STAT        0x82
#define OPSW            0x3c

/*
 * Additional registers on the SG NX Pro
 */
#define COVOX_VOL       0x42
#define TREBLE_LVL      0x44
#define BASS_LVL        0x46

#define FREQ_HI         (1 << 3)/* Use High-frequency ANFI filters */
#define FREQ_LOW        0       /* Use Low-frequency ANFI filters */
#define FILT_ON         0       /* Yes, 0 to turn it on, 1 for off */
#define FILT_OFF        (1 << 5)

#define MONO_DAC        0x00
#define STEREO_DAC      0x02

/*
 * Mixer registers of SB16
 */
#define SB16_IMASK_L    0x3d
#define SB16_IMASK_R    0x3e

#define LEFT_CHN        0
#define RIGHT_CHN       1

struct mixer_def {
        unsigned int regno: 8;
        unsigned int bitoffs:4;
        unsigned int nbits:4;
};


typedef struct mixer_def mixer_tab[32][2];
typedef struct mixer_def mixer_ent;

#define MIX_ENT(name, reg_l, bit_l, len_l, reg_r, bit_r, len_r) \
        {{reg_l, bit_l, len_l}, {reg_r, bit_r, len_r}}

#ifdef __SB_MIXER_C__
mixer_tab sbpro_mix = {
MIX_ENT(SOUND_MIXER_VOLUME,     0x22, 7, 4, 0x22, 3, 4),
MIX_ENT(SOUND_MIXER_BASS,       0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_TREBLE,     0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_SYNTH,      0x26, 7, 4, 0x26, 3, 4),
MIX_ENT(SOUND_MIXER_PCM,        0x04, 7, 4, 0x04, 3, 4),
MIX_ENT(SOUND_MIXER_SPEAKER,    0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_LINE,       0x2e, 7, 4, 0x2e, 3, 4),
MIX_ENT(SOUND_MIXER_MIC,        0x0a, 2, 3, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_CD,         0x28, 7, 4, 0x28, 3, 4),
MIX_ENT(SOUND_MIXER_IMIX,       0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_ALTPCM,     0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_RECLEV,     0x00, 0, 0, 0x00, 0, 0)
};

#ifdef  __SGNXPRO__
mixer_tab sgnxpro_mix = {
MIX_ENT(SOUND_MIXER_VOLUME,     0x22, 7, 4, 0x22, 3, 4),
MIX_ENT(SOUND_MIXER_BASS,       0x46, 2, 3, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_TREBLE,     0x44, 2, 3, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_SYNTH,      0x26, 7, 4, 0x26, 3, 4),
MIX_ENT(SOUND_MIXER_PCM,        0x04, 7, 4, 0x04, 3, 4),
MIX_ENT(SOUND_MIXER_SPEAKER,    0x42, 2, 3, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_LINE,       0x2e, 7, 4, 0x2e, 3, 4),
MIX_ENT(SOUND_MIXER_MIC,        0x0a, 2, 3, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_CD,         0x28, 7, 4, 0x28, 3, 4),
MIX_ENT(SOUND_MIXER_IMIX,       0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_ALTPCM,     0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_RECLEV,     0x00, 0, 0, 0x00, 0, 0)
};
#endif

mixer_tab sb16_mix = {
MIX_ENT(SOUND_MIXER_VOLUME,     0x30, 7, 5, 0x31, 7, 5),
MIX_ENT(SOUND_MIXER_BASS,       0x46, 7, 4, 0x47, 7, 4),
MIX_ENT(SOUND_MIXER_TREBLE,     0x44, 7, 4, 0x45, 7, 4),
MIX_ENT(SOUND_MIXER_SYNTH,      0x34, 7, 5, 0x35, 7, 5),
MIX_ENT(SOUND_MIXER_PCM,        0x32, 7, 5, 0x33, 7, 5),
MIX_ENT(SOUND_MIXER_SPEAKER,    0x3b, 7, 2, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_LINE,       0x38, 7, 5, 0x39, 7, 5),
MIX_ENT(SOUND_MIXER_MIC,        0x3a, 7, 5, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_CD,         0x36, 7, 5, 0x37, 7, 5),
MIX_ENT(SOUND_MIXER_IMIX,       0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_ALTPCM,     0x00, 0, 0, 0x00, 0, 0),
MIX_ENT(SOUND_MIXER_RECLEV,     0x3f, 7, 2, 0x40, 7, 2)
};

static unsigned short levels[SOUND_MIXER_NRDEVICES] =
{
  0x5a5a,                       /* Master Volume */
  0x3232,                       /* Bass */
  0x3232,                       /* Treble */
  0x4b4b,                       /* FM */
  0x4b4b,                       /* PCM */
  0x4b4b,                       /* PC Speaker */
  0x4b4b,                       /* Ext Line */
  0x0000,                       /* Mic */
  0x4b4b,                       /* CD */
  0x4b4b,                       /* Recording monitor */
  0x4b4b,                       /* SB PCM */
  0x4b4b};                      /* Recording level */

static unsigned char sb16_recmasks_L[SOUND_MIXER_NRDEVICES] =
{
        0x00,   /* SOUND_MIXER_VOLUME   */
        0x00,   /* SOUND_MIXER_BASS     */
        0x00,   /* SOUND_MIXER_TREBLE   */
        0x40,   /* SOUND_MIXER_SYNTH    */
        0x00,   /* SOUND_MIXER_PCM      */
        0x00,   /* SOUND_MIXER_SPEAKER  */
        0x10,   /* SOUND_MIXER_LINE     */
        0x01,   /* SOUND_MIXER_MIC      */
        0x04,   /* SOUND_MIXER_CD       */
        0x00,   /* SOUND_MIXER_IMIX     */
        0x00,   /* SOUND_MIXER_ALTPCM   */
        0x00    /* SOUND_MIXER_RECLEV   */
};

static unsigned char sb16_recmasks_R[SOUND_MIXER_NRDEVICES] =
{
        0x00,   /* SOUND_MIXER_VOLUME   */
        0x00,   /* SOUND_MIXER_BASS     */
        0x00,   /* SOUND_MIXER_TREBLE   */
        0x20,   /* SOUND_MIXER_SYNTH    */
        0x00,   /* SOUND_MIXER_PCM      */
        0x00,   /* SOUND_MIXER_SPEAKER  */
        0x08,   /* SOUND_MIXER_LINE     */
        0x01,   /* SOUND_MIXER_MIC      */
        0x02,   /* SOUND_MIXER_CD       */
        0x00,   /* SOUND_MIXER_IMIX     */
        0x00,   /* SOUND_MIXER_ALTPCM   */
        0x00    /* SOUND_MIXER_RECLEV   */
};
#endif