via82c686.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-NetBSD
    3  *
    4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Tyler C. Sarna.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  *
   19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   29  * POSSIBILITY OF SUCH DAMAGE.
   30  *
   31  * $FreeBSD$
   32  */
   33 
   34 #ifndef _VIA_H
   35 #define _VIA_H
   36 
   37 /*
   38  * VIA Technologies VT82C686A Southbridge Audio Driver
   39  *
   40  * Documentation links:
   41  *
   42  * ftp://ftp.alsa-project.org/pub/manuals/via/686a.pdf
   43  * ftp://ftp.alsa-project.org/pub/manuals/general/ac97r21.pdf
   44  * ftp://ftp.alsa-project.org/pub/manuals/ad/AD1881_0.pdf (example AC'97 codec)
   45  */
   46 
   47 #define VIA_AC97STATUS          0x40
   48 #define         VIA_AC97STATUS_RDY      0x01
   49 #define         VIA_AC97STATUS_LOWPWR   0x02
   50 #define         VIA_AC97STATUS_2RDY     0x04
   51 
   52 #define VIA_ACLINKCTRL          0x41
   53 #define         VIA_ACLINK_EN           0x80     /* ac link enab */
   54 #define         VIA_ACLINK_NRST         0x40     /* ~(ac reset) */
   55 #define         VIA_ACLINK_SYNC         0x20     /* ac sync */
   56 #define         VIA_ACLINK_VSR          0x08     /* var. samp. rate */
   57 #define         VIA_ACLINK_SGD          0x04     /* SGD enab */
   58 #define         VIA_ACLINK_FM           0x02     /* FM enab */
   59 #define         VIA_ACLINK_SB           0x01     /* SB enab */
   60 #define         VIA_ACLINK_DESIRED      (VIA_ACLINK_EN|VIA_ACLINK_NRST|VIA_ACLINK_VSR|VIA_ACLINK_SGD)
   61 #define VIA_PCICONF_FUNC_EN     0x42
   62 
   63 #define VIA_PLAY_STAT                 0x00
   64 #define VIA_RECORD_STAT               0x10
   65 #define         VIA_RPSTAT_INTR               0x03
   66 #define VIA_PLAY_CONTROL              0x01
   67 #define VIA_RECORD_CONTROL            0x11
   68 #define         VIA_RPCTRL_START              0x80
   69 #define         VIA_RPCTRL_TERMINATE          0x40
   70 #define VIA_PLAY_MODE                 0x02
   71 #define VIA_RECORD_MODE               0x12
   72 #define         VIA_RPMODE_INTR_FLAG          0x01
   73 #define         VIA_RPMODE_INTR_EOL           0x02
   74 #define         VIA_RPMODE_STEREO             0x10
   75 #define         VIA_RPMODE_16BIT              0x20
   76 #define         VIA_RPMODE_AUTOSTART          0x80
   77 #define VIA_PLAY_DMAOPS_BASE          0x04
   78 #define VIA_RECORD_DMAOPS_BASE        0x14
   79 #define VIA_PLAY_DMAOPS_COUNT         0x0C
   80 #define VIA_RECORD_DMAOPS_COUNT       0x1C
   81 
   82 #define VIA_CODEC_CTL                 0x80
   83 #define         VIA_CODEC_READ                0x00800000
   84 #define         VIA_CODEC_BUSY                0x01000000
   85 #define         VIA_CODEC_PRIVALID            0x02000000
   86 #define         VIA_CODEC_INDEX(x)            ((x)<<16)
   87 
   88 #endif /* _VIA_H */

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FreeBSD/Linux Kernel Cross Reference sys/dev/sound/pci/via82c686.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/pci/via82c686.h