81 lines
3.0 KiB
C
81 lines
3.0 KiB
C
/*
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* Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#define AC97_MUTE 0x8000
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#define AC97_REG_RESET 0x00
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#define AC97_MIX_MASTER 0x02
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#define AC97_MIX_PHONES 0x04
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#define AC97_MIX_MONO 0x06
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#define AC97_MIX_TONE 0x08
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#define AC97_MIX_BEEP 0x0a
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#define AC97_MIX_PHONE 0x0c
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#define AC97_MIX_MIC 0x0e
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#define AC97_MIX_LINE 0x10
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#define AC97_MIX_CD 0x12
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#define AC97_MIX_VIDEO 0x14
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#define AC97_MIX_AUX 0x16
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#define AC97_MIX_PCM 0x18
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#define AC97_REG_RECSEL 0x1a
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#define AC97_MIX_RGAIN 0x1c
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#define AC97_MIX_MGAIN 0x1e
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#define AC97_REG_GEN 0x20
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#define AC97_REG_3D 0x22
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#define AC97_REG_POWER 0x26
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#define AC97_REGEXT_ID 0x28
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#define AC97_EXTCAP_VRA (1 << 0)
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#define AC97_EXTCAP_DRA (1 << 1)
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#define AC97_EXTCAP_VRM (1 << 3)
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#define AC97_EXTCAPS (AC97_EXTCAP_VRA | AC97_EXTCAP_DRA | AC97_EXTCAP_VRM)
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#define AC97_REGEXT_STAT 0x2a
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#define AC97_REGEXT_FDACRATE 0x2c
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#define AC97_REGEXT_SDACRATE 0x2e
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#define AC97_REGEXT_LDACRATE 0x30
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#define AC97_REGEXT_LADCRATE 0x32
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#define AC97_REGEXT_MADCRATE 0x34
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#define AC97_MIXEXT_CLFE 0x36
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#define AC97_MIXEXT_SURROUND 0x38
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#define AC97_REG_ID1 0x7c
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#define AC97_REG_ID2 0x7e
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typedef u_int32_t (ac97_init)(void *devinfo);
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typedef u_int32_t (ac97_read)(void *devinfo, int regno);
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typedef void (ac97_write)(void *devinfo, int regno, u_int32_t data);
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extern snd_mixer ac97_mixer;
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struct ac97_info;
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struct ac97_info *ac97_create(device_t dev, void *devinfo, ac97_init *init,
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ac97_read *rd, ac97_write *wr);
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void ac97_destroy(struct ac97_info *codec);
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int ac97_setrate(struct ac97_info *codec, int which, int rate);
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int ac97_setextmode(struct ac97_info *codec, u_int16_t mode);
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u_int16_t ac97_getextmode(struct ac97_info *codec);
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u_int16_t ac97_getextcaps(struct ac97_info *codec);
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