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1 /* sound_config.h
2 *
3 * A driver for Soundcards, misc configuration parameters.
4 *
5 *
6 * Copyright by Hannu Savolainen 1995
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 */
30
31 #undef CONFIGURE_SOUNDCARD
32 #undef DYNAMIC_BUFFER
33
34 #include "local.h"
35
36 #ifdef KERNEL_SOUNDCARD
37 #define CONFIGURE_SOUNDCARD
38 #define DYNAMIC_BUFFER
39 #undef LOADABLE_SOUNDCARD
40 #endif
41
42 #include "os.h"
43 #include "soundvers.h"
44
45 #if !defined(PSS_MPU_BASE) && defined(EXCLUDE_SSCAPE) && \
46 defined(EXCLUDE_TRIX) && !defined(MAD16_MPU_BASE) && \
47 defined(EXCLUDE_CS4232) && defined(EXCLUDE_MAUI)
48 #define EXCLUDE_MPU_EMU
49 #endif
50
51 #if defined(ISC) || defined(SCO) || defined(SVR42)
52 #define GENERIC_SYSV
53 #endif
54
55 /*
56 * Disable the AD1848 driver if there are no other drivers requiring it.
57 */
58
59 #if defined(EXCLUDE_GUS16) && defined(EXCLUDE_MSS) && \
60 defined(EXCLUDE_PSS) && defined(EXCLUDE_GUSMAX) && \
61 defined(EXCLUDE_SSCAPE) && defined(EXCLUDE_TRIX) && defined(EXCLUDE_MAD16) && \
62 defined(EXCLUDE_CS4232) && defined(EXCLUDE_PNP)
63 #define EXCLUDE_AD1848
64 #endif
65
66 #ifdef PSS_MSS_BASE
67 #undef EXCLUDE_AD1848
68 #endif
69
70 #ifdef EXCLUDE_SEQUENCER
71 #define EXCLUDE_MIDI
72 #define EXCLUDE_YM3812
73 #define EXCLUDE_OPL3
74 #endif
75
76 #ifndef SND_DEFAULT_ENABLE
77 #define SND_DEFAULT_ENABLE 1
78 #endif
79
80 #ifdef CONFIGURE_SOUNDCARD
81
82 #ifndef MAX_REALTIME_FACTOR
83 #define MAX_REALTIME_FACTOR 4
84 #endif
85
86 /************* PCM DMA buffer sizes *******************/
87
88 /* If you are using high playback or recording speeds, the default buffersize
89 is too small. DSP_BUFFSIZE must be 64k or less.
90
91 A rule of thumb is 64k for PAS16, 32k for PAS+, 16k for SB Pro and
92 4k for SB.
93
94 If you change the DSP_BUFFSIZE, don't modify this file.
95 Use the make config command instead. */
96
97 #ifndef DSP_BUFFSIZE
98 #define DSP_BUFFSIZE (4096)
99 #endif
100
101 #ifndef DSP_BUFFCOUNT
102 #define DSP_BUFFCOUNT 1 /* 1 is recommended. */
103 #endif
104
105 #define DMA_AUTOINIT 0x10
106
107 #define FM_MONO 0x388 /* This is the I/O address used by AdLib */
108
109 #ifndef PAS_BASE
110 #define PAS_BASE 0x388
111 #endif
112
113 #ifdef JAZZ16
114 #ifndef JAZZ_DMA16
115 #define JAZZ_DMA16 5
116 #endif
117 #endif
118
119 /* SEQ_MAX_QUEUE is the maximum number of sequencer events buffered by the
120 driver. (There is no need to alter this) */
121 #define SEQ_MAX_QUEUE 1024
122
123 #define SBFM_MAXINSTR (256) /* Size of the FM Instrument bank */
124 /* 128 instruments for general MIDI setup and 16 unassigned */
125
126 /*
127 * Minor numbers for the sound driver.
128 *
129 * Unfortunately Creative called the codec chip of SB as a DSP. For this
130 * reason the /dev/dsp is reserved for digitized audio use. There is a
131 * device for true DSP processors but it will be called something else.
132 * In v3.0 it's /dev/sndproc but this could be a temporary solution.
133 */
134
135 #define SND_NDEVS 256 /* Number of supported devices */
136 #define SND_DEV_CTL 0 /* Control port /dev/mixer */
137 #define SND_DEV_SEQ 1 /* Sequencer output /dev/sequencer (FM
138 synthesizer and MIDI output) */
139 #define SND_DEV_MIDIN 2 /* Raw midi access */
140 #define SND_DEV_DSP 3 /* Digitized voice /dev/dsp */
141 #define SND_DEV_AUDIO 4 /* Sparc compatible /dev/audio */
142 #define SND_DEV_DSP16 5 /* Like /dev/dsp but 16 bits/sample */
143 #define SND_DEV_STATUS 6 /* /dev/sndstat */
144 /* #7 not in use now. Was in 2.4. Free for use after v3.0. */
145 #define SND_DEV_SEQ2 8 /* /dev/sequecer, level 2 interface */
146 #define SND_DEV_SNDPROC 9 /* /dev/sndproc for programmable devices */
147 #define SND_DEV_PSS SND_DEV_SNDPROC
148
149 #define DSP_DEFAULT_SPEED 8000
150
151 #define ON 1
152 #define OFF 0
153
154 #define MAX_AUDIO_DEV 5
155 #define MAX_MIXER_DEV 5
156 #define MAX_SYNTH_DEV 3
157 #define MAX_MIDI_DEV 6
158 #define MAX_TIMER_DEV 3
159
160 struct fileinfo {
161 int mode; /* Open mode */
162 struct file *filp; /* Reference to file-flags. OS-dependent. */
163 };
164
165 struct address_info {
166 int io_base;
167 int irq;
168 int dma;
169 int dma2;
170 int always_detect; /* 1=Trust me, it's there */
171 char *name;
172 int driver_use_1; /* Driver defined field 1 */
173 int driver_use_2; /* Driver defined field 2 */
174 sound_os_info *osp; /* OS spesific info */
175 };
176
177 #define SYNTH_MAX_VOICES 32
178
179 struct voice_alloc_info {
180 int max_voice;
181 int used_voices;
182 int ptr; /* For device specific use */
183 unsigned short map[SYNTH_MAX_VOICES]; /* (ch << 8) | (note+1) */
184 int timestamp;
185 int alloc_times[SYNTH_MAX_VOICES];
186 };
187
188 struct channel_info {
189 int pgm_num;
190 int bender_value;
191 unsigned char controllers[128];
192 };
193
194 /*
195 * Process wakeup reasons
196 */
197 #define WK_NONE 0x00
198 #define WK_WAKEUP 0x01
199 #define WK_TIMEOUT 0x02
200 #define WK_SIGNAL 0x04
201 #define WK_SLEEP 0x08
202
203 #define OPEN_READ PCM_ENABLE_INPUT
204 #define OPEN_WRITE PCM_ENABLE_OUTPUT
205 #define OPEN_READWRITE (OPEN_READ|OPEN_WRITE)
206
207 #include "sound_calls.h"
208 #include "dev_table.h"
209
210 #ifndef DEB
211 #define DEB(x)
212 #endif
213
214 #ifndef DDB
215 #define DDB(x)
216 #endif
217
218 #define TIMER_ARMED 121234
219 #define TIMER_NOT_ARMED 1
220
221 #endif
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*/