mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
111 lines
4.5 KiB
C
111 lines
4.5 KiB
C
/*-
|
|
* Copyright (c) 2000 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Tyler C. Sarna.
|
|
*
|
|
* 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.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _VIA_H
|
|
#define _VIA_H
|
|
|
|
/*
|
|
* VIA Technologies VT82C686A Southbridge Audio Driver
|
|
*
|
|
* Documentation links:
|
|
*
|
|
* ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf
|
|
* ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf
|
|
* ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec)
|
|
*/
|
|
|
|
#define VIA_PCICONF_MISC 0x41
|
|
#define VIA_PCICONF_ACLINKENAB 0x80 /* ac link enab */
|
|
#define VIA_PCICONF_ACNOTRST 0x40 /* ~(ac reset) */
|
|
#define VIA_PCICONF_ACSYNC 0x20 /* ac sync */
|
|
#define VIA_PCICONF_ACVSR 0x08 /* var. samp. rate */
|
|
#define VIA_PCICONF_ACSGD 0x04 /* SGD enab */
|
|
#define VIA_PCICONF_ACFM 0x02 /* FM enab */
|
|
#define VIA_PCICONF_ACSB 0x01 /* SB enab */
|
|
#define VIA_PCICONF_FUNC_EN 0x42
|
|
|
|
#define VIA_PLAY_BASE 0x00
|
|
#define VIA_REC_BASE 0x10
|
|
|
|
#define VIA_RP_STAT 0x00
|
|
#define VIA_RPSTAT_INTR 0x03
|
|
|
|
#define VIA_RP_CONTROL 0x01
|
|
#define VIA_RPCTRL_START 0x80
|
|
#define VIA_RPCTRL_TERMINATE 0x40
|
|
#define VIA_RPCTRL_AUTOSTART 0x20
|
|
/* The following are 8233 specific */
|
|
#define VIA_RPCTRL_I_STOP 0x04
|
|
#define VIA_RPCTRL_I_EOL 0x02
|
|
#define VIA_RPCTRL_I_FLAG 0x01
|
|
|
|
#define VIA_RP_MODE 0x02
|
|
#define VIA_RPMODE_INTR_FLAG 0x01
|
|
#define VIA_RPMODE_INTR_EOL 0x02
|
|
#define VIA_RPMODE_STEREO 0x10
|
|
#define VIA_RPMODE_16BIT 0x20
|
|
#define VIA_RPMODE_AUTOSTART 0x80
|
|
|
|
#define VIA_RP_DMAOPS_BASE 0x04
|
|
|
|
#define VIA8233_RP_DXS_LVOL 0x02
|
|
#define VIA8233_RP_DXS_RVOL 0x03
|
|
#define VIA8233_RP_RATEFMT 0x08
|
|
#define VIA8233_RATEFMT_48K 0xfffff
|
|
#define VIA8233_RATEFMT_STEREO 0x00100000
|
|
#define VIA8233_RATEFMT_16BIT 0x00200000
|
|
|
|
#define VIA_RP_DMAOPS_COUNT 0x0C
|
|
|
|
#define VIA_CODEC_CTL 0x80
|
|
#define VIA_CODEC_READ 0x00800000
|
|
#define VIA_CODEC_BUSY 0x01000000
|
|
#define VIA_CODEC_PRIVALID 0x02000000
|
|
#define VIA_CODEC_INDEX(x) ((x)<<16)
|
|
|
|
#define AC97_REG_EXT_AUDIO_ID 0x28
|
|
#define AC97_CODEC_DOES_VRA 0x0001
|
|
#define AC97_CODEC_DOES_MICVRA 0x0008
|
|
#define AC97_REG_EXT_AUDIO_STAT 0x2A
|
|
#define AC97_ENAB_VRA 0x0001
|
|
#define AC97_ENAB_MICVRA 0x0008
|
|
#define AC97_REG_EXT_DAC_RATE 0x2C
|
|
#define AC97_REG_EXT_ADC_RATE 0x32
|
|
|
|
#endif /* _VIA_H */
|