1 /*
2  * sound/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
106