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+/*
+ * 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