- 根目录:
- sound
- oss
- sb_mixer.h
/*
* sound/oss/sb_mixer.h
*
* Definitions for the SB Pro and SB16 mixers
*/
/*
* Copyright (C) by Hannu Savolainen 1993-1997
*
* OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL)
* Version 2 (June 1991). See the "COPYING" file distributed with this software
* for more info.
*/
/*
* Modified:
* Hunyue Yau Jan 6 1994
* Added defines for the Sound Galaxy NX Pro mixer.
*
* Rolf Fokkens Dec 20 1998
* Added defines for some ES188x chips.
*
* Rolf Fokkens Dec 27 1998
* Moved static stuff to sb_mixer.c
*
*/
/*
* Mixer registers
*
* NOTE! RECORD_SRC == IN_FILTER
*/
/*
* Mixer registers of SB Pro
*/
#define VOC_VOL 0x04
#define MIC_VOL 0x0A
#define MIC_MIX 0x0A
#define RECORD_SRC 0x0C
#define IN_FILTER 0x0C
#define OUT_FILTER 0x0E
#define MASTER_VOL 0x22
#define FM_VOL 0x26
#define CD_VOL 0x28
#define LINE_VOL 0x2E
#define IRQ_NR 0x80
#define DMA_NR 0x81
#define IRQ_STAT 0x82
#define OPSW 0x3c
/*
* Additional registers on the SG NX Pro
*/
#define COVOX_VOL 0x42
#define TREBLE_LVL 0x44
#define BASS_LVL 0x46
#define FREQ_HI (1 << 3)/* Use High-frequency ANFI filters */
#define FREQ_LOW 0 /* Use Low-frequency ANFI filters */
#define FILT_ON 0 /* Yes, 0 to turn it on, 1 for off */
#define FILT_OFF (1 << 5)
#define MONO_DAC 0x00
#define STEREO_DAC 0x02
/*
* Mixer registers of SB16
*/
#define SB16_OMASK 0x3c
#define SB16_IMASK_L 0x3d
#define SB16_IMASK_R 0x3e
#define LEFT_CHN 0
#define RIGHT_CHN 1
/*
* 3DSE register of AWE32/64
*/
#define AWE_3DSE 0x90
/*
* Mixer registers of ALS007
*/
#define ALS007_RECORD_SRC 0x6c
#define ALS007_OUTPUT_CTRL1 0x3c
#define ALS007_OUTPUT_CTRL2 0x4c
#define MIX_ENT(name, reg_l, bit_l, len_l, reg_r, bit_r, len_r) \
{{reg_l, bit_l, len_l}, {reg_r, bit_r, len_r}}
/*
* Recording sources (SB Pro)
*/
#define SRC__MIC 1 /* Select Microphone recording source */
#define SRC__CD 3 /* Select CD recording source */
#define SRC__LINE 7 /* Use Line-in for recording source */
/*
* Recording sources for ALS-007
*/
#define ALS007_MIC 4
#define ALS007_LINE 6
#define ALS007_CD 2
#define ALS007_SYNTH 7