1/*
  2 * sound/oss/sb_mixer.h
  3 * 
  4 * Definitions for the SB Pro and SB16 mixers
  5 */
  6/*
  7 * Copyright (C) by Hannu Savolainen 1993-1997
  8 *
  9 * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
 10 * Version 2 (June 1991). See the "COPYING" file distributed with this software
 11 * for more info.
 12 */
 13
 14/*
 15 * Modified:
 16 *	Hunyue Yau	Jan 6 1994
 17 *	Added defines for the Sound Galaxy NX Pro mixer.
 18 *
 19 *	Rolf Fokkens	Dec 20 1998
 20 *	Added defines for some ES188x chips.
 21 *
 22 *	Rolf Fokkens	Dec 27 1998
 23 *	Moved static stuff to sb_mixer.c
 24 *
 25 */
 26/*
 27 * Mixer registers
 28 * 
 29 * NOTE!	RECORD_SRC == IN_FILTER
 30 */
 31
 32/* 
 33 * Mixer registers of SB Pro
 34 */
 35#define VOC_VOL		0x04
 36#define MIC_VOL		0x0A
 37#define MIC_MIX		0x0A
 38#define RECORD_SRC	0x0C
 39#define IN_FILTER	0x0C
 40#define OUT_FILTER	0x0E
 41#define MASTER_VOL	0x22
 42#define FM_VOL		0x26
 43#define CD_VOL		0x28
 44#define LINE_VOL	0x2E
 45#define IRQ_NR		0x80
 46#define DMA_NR		0x81
 47#define IRQ_STAT	0x82
 48#define OPSW		0x3c
 49
 50/*
 51 * Additional registers on the SG NX Pro 
 52 */
 53#define COVOX_VOL	0x42
 54#define TREBLE_LVL	0x44
 55#define BASS_LVL	0x46
 56
 57#define FREQ_HI         (1 << 3)/* Use High-frequency ANFI filters */
 58#define FREQ_LOW        0	/* Use Low-frequency ANFI filters */
 59#define FILT_ON         0	/* Yes, 0 to turn it on, 1 for off */
 60#define FILT_OFF        (1 << 5)
 61
 62#define MONO_DAC	0x00
 63#define STEREO_DAC	0x02
 64
 65/*
 66 * Mixer registers of SB16
 67 */
 68#define SB16_OMASK	0x3c
 69#define SB16_IMASK_L	0x3d
 70#define SB16_IMASK_R	0x3e
 71
 72#define LEFT_CHN	0
 73#define RIGHT_CHN	1
 74
 75/*
 76 * 3DSE register of AWE32/64
 77 */
 78#define AWE_3DSE	0x90
 79
 80/*
 81 * Mixer registers of ALS007
 82 */
 83#define ALS007_RECORD_SRC	0x6c
 84#define ALS007_OUTPUT_CTRL1	0x3c
 85#define ALS007_OUTPUT_CTRL2	0x4c
 86
 87#define MIX_ENT(name, reg_l, bit_l, len_l, reg_r, bit_r, len_r)	\
 88	{{reg_l, bit_l, len_l}, {reg_r, bit_r, len_r}}
 89
 90/*
 91 *	Recording sources (SB Pro)
 92 */
 93
 94#define SRC__MIC         1	/* Select Microphone recording source */
 95#define SRC__CD          3	/* Select CD recording source */
 96#define SRC__LINE        7	/* Use Line-in for recording source */
 97
 98/*
 99 *	Recording sources for ALS-007
100 */
101
102#define ALS007_MIC	4
103#define ALS007_LINE	6
104#define ALS007_CD	2
105#define ALS007_SYNTH	7