FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/isa/sb.h
1 /*
2 * file: sbcard.h
3 * $FreeBSD: releng/5.0/sys/dev/sound/isa/sb.h 74763 2001-03-24 23:10:29Z cg $
4 */
5
6 #ifndef SB_H
7 #define SB_H
8
9 struct sbc_softc;
10 void sbc_lock(struct sbc_softc *);
11 void sbc_unlock(struct sbc_softc *);
12
13 /*
14 * sound blaster registers
15 */
16
17 #define SBDSP_RST 0x6
18 #define DSP_READ 0xA
19 #define DSP_WRITE 0xC
20 #define SBDSP_CMD 0xC
21 #define SBDSP_STATUS 0xC
22 #define DSP_DATA_AVAIL 0xE
23 #define DSP_DATA_AVL16 0xF
24
25 #define SB_MIX_ADDR 0x4
26 #define SB_MIX_DATA 0x5
27 #if 0
28 #define OPL3_LEFT (io_base + 0x0)
29 #define OPL3_RIGHT (io_base + 0x2)
30 #define OPL3_BOTH (io_base + 0x8)
31 #endif
32
33 /*
34 * DSP Commands. There are many, and in many cases they are used explicitly
35 */
36
37 /* these are not used except for programmed I/O (not in this driver) */
38 #define DSP_DAC8 0x10 /* direct DAC output */
39 #define DSP_ADC8 0x20 /* direct ADC input */
40
41 /* these should be used in the SB 1.0 */
42 #define DSP_CMD_DAC8 0x14 /* single cycle 8-bit dma out */
43 #define DSP_CMD_ADC8 0x24 /* single cycle 8-bit dma in */
44
45 /* these should be used in the SB 2.0 and 2.01 */
46 #define DSP_CMD_DAC8_AUTO 0x1c /* auto 8-bit dma out */
47 #define DSP_CMD_ADC8_AUTO 0x2c /* auto 8-bit dma out */
48
49 #define DSP_CMD_HSSIZE 0x48 /* high speed dma count */
50 #define DSP_CMD_HSDAC_AUTO 0x90 /* high speed dac, auto */
51 #define DSP_CMD_HSADC_AUTO 0x98 /* high speed adc, auto */
52
53 /* SBPro commands. Some cards (JAZZ, SMW) also support 16 bits */
54
55 /* prepare for dma input */
56 #define DSP_CMD_DMAMODE(stereo, bit16) (0xA0 | (stereo ? 8:0) | (bit16 ? 4:0))
57
58 #define DSP_CMD_DAC2 0x16 /* 2-bit adpcm dma out (cont) */
59 #define DSP_CMD_DAC2S 0x17 /* 2-bit adpcm dma out (start) */
60
61 #define DSP_CMD_DAC2S_AUTO 0x1f /* auto 2-bit adpcm dma out (start) */
62
63
64 /* SB16 commands */
65 #define DSP_CMD_O16 0xb0
66 #define DSP_CMD_I16 0xb8
67 #define DSP_CMD_O8 0xc0
68 #define DSP_CMD_I8 0xc8
69
70 #define DSP_MODE_U8MONO 0x00
71 #define DSP_MODE_U8STEREO 0x20
72 #define DSP_MODE_S16MONO 0x10
73 #define DSP_MODE_S16STEREO 0x30
74
75 #define DSP_CMD_SPKON 0xD1
76 #define DSP_CMD_SPKOFF 0xD3
77 #define DSP_CMD_SPKR(on) (0xD1 | (on ? 0:2))
78
79 #define DSP_CMD_DMAPAUSE_8 0xD0
80 #define DSP_CMD_DMAPAUSE_16 0xD5
81 #define DSP_CMD_DMAEXIT_8 0xDA
82 #define DSP_CMD_DMAEXIT_16 0xD9
83 #define DSP_CMD_TCONST 0x40 /* set time constant */
84 #define DSP_CMD_HSDAC 0x91 /* high speed dac */
85 #define DSP_CMD_HSADC 0x99 /* high speed adc */
86
87 #define DSP_CMD_GETVER 0xE1
88 #define DSP_CMD_GETID 0xE7 /* return id bytes */
89
90
91 #define DSP_CMD_OUT16 0x41 /* send parms for dma out on sb16 */
92 #define DSP_CMD_IN16 0x42 /* send parms for dma in on sb16 */
93 #if 0 /*** unknown ***/
94 #define DSP_CMD_FA 0xFA /* get version from prosonic*/
95 #define DSP_CMD_FB 0xFB /* set irq/dma for prosonic*/
96 #endif
97
98 /*
99 * in fact, for the SB16, dma commands are as follows:
100 *
101 * cmd, mode, len_low, len_high.
102 *
103 * cmd is a combination of DSP_DMA16 or DSP_DMA8 and
104 */
105
106 #define DSP_DMA16 0xb0
107 #define DSP_DMA8 0xc0
108 # define DSP_F16_DAC 0x00
109 # define DSP_F16_ADC 0x08
110 # define DSP_F16_AUTO 0x04
111 # define DSP_F16_FIFO_ON 0x02
112
113 /*
114 * mode is a combination of the following:
115 */
116 #define DSP_F16_STEREO 0x20
117 #define DSP_F16_SIGNED 0x10
118
119 #define IMODE_NONE 0
120 #define IMODE_OUTPUT PCM_ENABLE_OUTPUT
121 #define IMODE_INPUT PCM_ENABLE_INPUT
122 #define IMODE_INIT 3
123 #define IMODE_MIDI 4
124
125 #define NORMAL_MIDI 0
126 #define UART_MIDI 1
127
128 /*
129 * values used for bd_flags in SoundBlaster driver
130 */
131 #define BD_F_HISPEED 0x0001 /* doing high speed ... */
132
133 #if 0
134 #define BD_F_JAZZ16 0x0002 /* jazz16 detected */
135 #define BD_F_JAZZ16_2 0x0004 /* jazz16 type 2 */
136 #endif
137
138 #define BD_F_DUP_MIDI 0x0008 /* duplex midi */
139
140 #define BD_F_MIX_MASK 0x0070 /* up to 8 mixers (I know of 3) */
141 #define BD_F_MIX_CT1335 0x0010 /* CT1335 */
142 #define BD_F_MIX_CT1345 0x0020 /* CT1345 */
143 #define BD_F_MIX_CT1745 0x0030 /* CT1745 */
144
145 #define BD_F_SB16 0x0100 /* this is a SB16 */
146 #define BD_F_SB16X 0x0200 /* this is a vibra16X or clone */
147 #if 0
148 #define BD_F_MIDIBUSY 0x0400 /* midi busy */
149 #endif
150 #define BD_F_ESS 0x0800 /* this is an ESS chip */
151 #define BD_F_DMARUN 0x2000
152 #define BD_F_DMARUN2 0x4000
153
154 /*
155 * Mixer registers of SB Pro
156 */
157 #define VOC_VOL 0x04
158 #define MIC_VOL 0x0A
159 #define MIC_MIX 0x0A
160 #define RECORD_SRC 0x0C
161 #define IN_FILTER 0x0C
162 #define OUT_FILTER 0x0E
163 #define MASTER_VOL 0x22
164 #define FM_VOL 0x26
165 #define CD_VOL 0x28
166 #define LINE_VOL 0x2E
167 #define IRQ_NR 0x80
168 #define DMA_NR 0x81
169 #define IRQ_STAT 0x82
170
171 /*
172 * Additional registers on the SG NX Pro
173 */
174 #define COVOX_VOL 0x42
175 #define TREBLE_LVL 0x44
176 #define BASS_LVL 0x46
177
178 #define FREQ_HI (1 << 3)/* Use High-frequency ANFI filters */
179 #define FREQ_LOW 0 /* Use Low-frequency ANFI filters */
180 #define FILT_ON 0 /* Yes, 0 to turn it on, 1 for off */
181 #define FILT_OFF (1 << 5)
182
183 #define MONO_DAC 0x00
184 #define STEREO_DAC 0x02
185
186 /*
187 * Mixer registers of SB16
188 */
189 #define SB16_IMASK_L 0x3d
190 #define SB16_IMASK_R 0x3e
191 #define SB16_OMASK 0x3c
192 #endif
Cache object: 521055f7f3ebe4c864e98ffdb8942a4d
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