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/*
* Copyright (c) 2002 Orion Hodson <orion@freebsd.org>
* All rights reserved.
*
* 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, WHETHERIN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_SOUND_PCI_VIA8233_H_
#define _SYS_SOUND_PCI_VIA8233_H_
/*
* VIA Technologies VT8233 Southbridge Audio Driver
*
* Documentation sources:
*
* V8233C specs. from VIA, gratefully received under NDA.
* AC97 R2.2 specs.
* ALSA driver (very useful comments)
*/
#define VIA_PCI_ACLINK_STAT 0x40
# define VIA_PCI_ACLINK_C11_READY 0x20
# define VIA_PCI_ACLINK_C10_READY 0x10
# define VIA_PCI_ACLINK_C01_READY 0x04
# define VIA_PCI_ACLINK_LOW_POWER 0x02
# define VIA_PCI_ACLINK_C00_READY 0x01
#define VIA_PCI_ACLINK_CTRL 0x41
# define VIA_PCI_ACLINK_EN 0x80
# define VIA_PCI_ACLINK_NRST 0x40
# define VIA_PCI_ACLINK_SYNC 0x20
# define VIA_PCI_ACLINK_SERIAL 0x10
# define VIA_PCI_ACLINK_VRATE 0x08
# define VIA_PCI_ACLINK_SGD 0x04
#define VIA_MC_SGD_STATUS 0x40
#define VIA_WR0_SGD_STATUS 0x60
#define VIA_WR1_SGD_STATUS 0x70
# define SGD_STATUS_ACTIVE 0x80
# define SGD_STATUS_AT_STOP 0x40
# define SGD_STATUS_TRIGGER_Q 0x08
# define SGD_STATUS_STOP_I_S 0x04
# define SGD_STATUS_EOL 0x02
# define SGD_STATUS_FLAG 0x01
# define SGD_STATUS_INTR (SGD_STATUS_EOL | SGD_STATUS_FLAG)
#define VIA_MC_SGD_CONTROL 0x41
#define VIA_WR0_SGD_CONTROL 0x61
#define VIA_WR1_SGD_CONTROL 0x71
# define SGD_CONTROL_START 0x80
# define SGD_CONTROL_STOP 0x40
# define SGD_CONTROL_AUTOSTART 0x20
# define SGD_CONTROL_PAUSE 0x08
# define SGD_CONTROL_I_STOP 0x04
# define SGD_CONTROL_I_EOL 0x02
# define SGD_CONTROL_I_FLAG 0x01
#define VIA_MC_SGD_FORMAT 0x42
# define MC_SGD_16BIT 0x80
# define MC_SGD_8BIT 0x00
# define MC_SGD_CHANNELS(x) (((x)& 0x07) << 4)
#define VIA_WR0_SGD_FORMAT 0x62
#define VIA_WR1_SGD_FORMAT 0x72
# define WR_FIFO_ENABLE 0x40
#define VIA_WR0_SGD_INPUT 0x63
#define VIA_WR1_SGD_INPUT 0x73
# define WR_LINE_IN 0x00
# define WR_MIC_IN 0x04
# define WR_PRIMARY_CODEC 0x00
# define WR_SECONDARY_CODEC1 0x01
# define WR_SECONDARY_CODEC2 0x02
# define WR_SECONDARY_CODEC3 0x03
#define VIA_MC_TABLE_PTR_BASE 0x44
#define VIA_WR0_TABLE_PTR_BASE 0x64
#define VIA_WR1_TABLE_PTR_BASE 0x74
#define VIA_MC_SLOT_SELECT 0x48
# define SLOT3(x) (x)
# define SLOT4(x) ((x) << 4)
# define SLOT7(x) ((x) << 8)
# define SLOT8(x) ((x) << 12)
# define SLOT6(x) ((x) << 16)
# define SLOT9(x) ((x) << 20)
#define VIA_MC_CURRENT_COUNT 0x4c
#define VIA_WR0_FORMAT 0x68
#define VIA_WR1_FORMAT 0x78
# define WR_FORMAT_STOP_INDEX 0xff000000
# define WR_FORMAT_STEREO 0x00100000
# define WR_FORMAT_16BIT 0x00200000
/* Relative offsets */
#define VIA_RP_STATUS 0x00
#define VIA_RP_CONTROL 0x01
#define VIA_RP_TABLE_PTR 0x04
#define VIA_RP_CURRENT_COUNT 0x0c
#define VIA_AC97_CONTROL 0x80
# define VIA_AC97_CODECID11 0xc0000000
# define VIA_AC97_CODECID10 0x80000000
# define VIA_AC97_CODECID01 0x40000000
# define VIA_AC97_CODEC11_VALID 0x20000000
# define VIA_AC97_CODEC10_VALID 0x10000000
# define VIA_AC97_CODEC01_VALID 0x08000000
# define VIA_AC97_CODEC00_VALID 0x02000000
# define VIA_AC97_BUSY 0x01000000
# define VIA_AC97_READ 0x00800000
# define VIA_AC97_INDEX(x) ((x) << 16)
# define VIA_AC97_DATA(x) ((x) & 0xffff)
#define VIA_CODEC_BUSY 0x01000000
#define VIA_CODEC_PRIVALID 0x02000000
#define VIA_CODEC_INDEX(x) ((x)<<16)
#endif /* SYS_SOUND_PCI_VIA8233_H_ */
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