1 /* 2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #define AC97_MUTE 0x8000 30 31 #define AC97_REG_RESET 0x00 32 #define AC97_MIX_MASTER 0x02 33 #define AC97_MIX_PHONES 0x04 34 #define AC97_MIX_MONO 0x06 35 #define AC97_MIX_TONE 0x08 36 #define AC97_MIX_BEEP 0x0a 37 #define AC97_MIX_PHONE 0x0c 38 #define AC97_MIX_MIC 0x0e 39 #define AC97_MIX_LINE 0x10 40 #define AC97_MIX_CD 0x12 41 #define AC97_MIX_VIDEO 0x14 42 #define AC97_MIX_AUX 0x16 43 #define AC97_MIX_PCM 0x18 44 #define AC97_REG_RECSEL 0x1a 45 #define AC97_MIX_RGAIN 0x1c 46 #define AC97_MIX_MGAIN 0x1e 47 #define AC97_REG_GEN 0x20 48 #define AC97_REG_3D 0x22 49 #define AC97_REG_POWER 0x26 50 #define AC97_REGEXT_ID 0x28 51 #define AC97_EXTCAP_VRA (1 << 0) 52 #define AC97_EXTCAP_DRA (1 << 1) 53 #define AC97_EXTCAP_VRM (1 << 3) 54 #define AC97_EXTCAPS (AC97_EXTCAP_VRA | AC97_EXTCAP_DRA | AC97_EXTCAP_VRM) 55 #define AC97_REGEXT_STAT 0x2a 56 #define AC97_REGEXT_FDACRATE 0x2c 57 #define AC97_REGEXT_SDACRATE 0x2e 58 #define AC97_REGEXT_LDACRATE 0x30 59 #define AC97_REGEXT_LADCRATE 0x32 60 #define AC97_REGEXT_MADCRATE 0x34 61 #define AC97_MIXEXT_CLFE 0x36 62 #define AC97_MIXEXT_SURROUND 0x38 63 #define AC97_REG_ID1 0x7c 64 #define AC97_REG_ID2 0x7e 65 66 typedef u_int32_t (ac97_init)(void *devinfo); 67 typedef u_int32_t (ac97_read)(void *devinfo, int regno); 68 typedef void (ac97_write)(void *devinfo, int regno, u_int32_t data); 69 70 extern snd_mixer ac97_mixer; 71 struct ac97_info; 72 73 struct ac97_info *ac97_create(device_t dev, void *devinfo, ac97_init *init, 74 ac97_read *rd, ac97_write *wr); 75 int ac97_setrate(struct ac97_info *codec, int which, int rate); 76 int ac97_setextmode(struct ac97_info *codec, u_int16_t mode); 77 78