interwavevar.h revision 1.19.4.1 1 /* $NetBSD: interwavevar.h,v 1.19.4.1 2020/02/29 20:19:08 ad Exp $ */
2
3 /*
4 * Copyright (c) 1997, 1999, 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Author: Kari Mettinen
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
20 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
22 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #ifndef INTERWAVEVAR_H
32 #define INTERWAVEVAR_H
33
34 typedef struct iw_voice_info {
35 u_char bank; /* lower 2 bits select one of 4 4M bank for voice data */
36 u_long start; /* voice data start address */
37 u_long end;
38 #define SACI_IRQ 0x80
39 #define SACI_BACKWARDS 0x40
40 #define SACI_IRQ_ENABLE 0x20
41 #define SACI_BOUNCE 0x10
42 #define SACI_LOOP 0x08
43 #define SACI_16BIT 0x04
44 #define SACI_STOP_1 0x02
45 #define SACI_STOP_0 0x01
46 u_char format; /* SACI , voice direction, format */
47 u_char volume;
48 #define SVCI_VOLUME_IRQ 0x80
49 #define SVCI_DIRECTION 0x40
50 #define SVCI_IRQ_ENABLE 0x20
51 #define SVCI_BOUNCE 0x10
52 #define SVCI_LOOP 0x08
53 #define SVCI_PCM 0x04 /* for playback continue over voice end */
54 #define SVCI_STOP_1 0x02
55 #define SVCI_STOP_0 0x01
56 u_char volume_control;
57 u_short left_offset; /* usually fully left */
58 u_short right_offset;
59 u_char effect_acc;
60 #define SMSI_ROM 0x80
61 #define SMSI_ULAW 0x40
62 #define SMSI_OFFSET_ON 0x20
63 #define SMSI_ALT_EFF 0x10
64 #define SMSI_OFF 0x02
65 #define SMSI_EFFECT 0x01
66 u_char mode;
67
68 } iw_voice_info_t;
69
70 typedef struct iw_port_info {
71 char off;
72 char pad[3];
73 int voll;
74 int volr;
75 } iw_port_info_t;
76
77 struct iw_softc {
78 device_t sc_dev;
79 bus_space_tag_t sc_iot; /* bus cookie */
80 isa_chipset_tag_t sc_ic;
81 kmutex_t sc_lock;
82 kmutex_t sc_intr_lock;
83
84 int vers;
85 int revision;
86 int sc_fullduplex;
87 int sc_irate;
88 int sc_orate;
89 u_long sc_dma_flags;
90 int sc_irq;
91 int sc_midi_irq;
92
93 void (*sc_recintr)(void *);
94 void *sc_recarg;
95 void *sc_recdma_bp;
96 int sc_playdrq;
97 bus_size_t sc_play_maxsize;
98 int sc_recdrq;
99 bus_size_t sc_rec_maxsize;
100 int sc_recdma_cnt;
101 int sc_playing;
102 int sc_maxdma;
103
104 u_long outfifo;
105 u_long infifo;
106
107 int fifosize;
108 u_short silence;
109
110 u_long sc_last_dmasize;
111 u_long sc_last_playsize;
112 u_long sc_last_played;
113 u_long sc_play_pos; /* position of next free byte in buffer */
114 u_long sc_play_start; /* address of start of the buffer */
115 u_long sc_play_end; /* end */
116
117 void (*sc_playintr)(void *);
118 void *sc_playarg;
119 void *sc_playdma_bp;
120 int sc_playdma_cnt;
121
122 int play_encoding;
123 int play_channels;
124 int play_precision;
125 int sc_playlastcc;
126
127 int sc_fillcount;
128 int bytesout;
129 int bytesin;
130
131 int sc_playbuf_available;
132 int sc_recbuf_available;
133
134 int rec_encoding;
135 int rec_channels;
136 int rec_precision;
137 int sc_reclastcc;
138
139 u_char recfmtbits;
140 u_char playfmtbits;
141 u_char sc_recsrcbits;
142 int (*sc_ih)(void *);
143 iw_port_info_t sc_mic;
144 iw_port_info_t sc_aux1;
145 iw_port_info_t sc_aux2;
146 iw_port_info_t sc_linein;
147 iw_port_info_t sc_lineout;
148 iw_port_info_t sc_rec;
149 iw_port_info_t sc_dac;
150 iw_port_info_t sc_loopback;
151 iw_port_info_t sc_monoin;
152 volatile u_short flags; /* InterWave stat flags */
153
154 bus_space_handle_t dir_h; /* dummy handle for direct access*/
155 int codec_index; /* Base Port for Codec */
156 bus_space_handle_t codec_index_h;
157 isa_chipset_tag_t sc_codec_ic;
158 int pcdrar; /* Base Port for Ext Device */
159 int p2xr; /* Compatibility Base Port */
160 bus_space_handle_t p2xr_h;
161 isa_chipset_tag_t sc_p2xr_ic;
162 int p3xr; /* MIDI and Synth Base Port */
163 bus_space_handle_t p3xr_h;
164 isa_chipset_tag_t sc_p3xr_ic;
165 int p401ar; /* Gen Purpose Reg. 1 address */
166 int p201ar; /* Game Ctrl normally at 0x201 */
167 int pataar; /* Base Address for ATAPI I/O Space */
168
169 int p388ar; /* Base Port for AdLib. It should bbe 388h */
170 int pnprdp; /* PNP read data port */
171 int igidxr; /* Gen Index Reg at P3XR+0x03 */
172 int i16dp; /* 16-bit data port at P3XR+0x04 */
173 int i8dp; /* 8-bit data port at P3XR+0x05 */
174 int svsr; /* Synth Voice Select at P3XR+0x02 */
175 int cdatap; /* Codec Indexed Data Port at PCODAR+0x01 */
176 int csr1r; /* Codec Stat Reg 1 at PCODAR+0x02 */
177 int cxdr; /* Play or Record Data Reg at PCODAR+0x03 */
178 int gmxr; /* GMCR or GMSR at P3XR+0x00 */
179 int gmxdr; /* GMTDR or GMRDR at P3XR+0x01 */
180 int lmbdr; /* LMBDR at P3XR+0x07 */
181 u_char csn; /* Card Select Number */
182 u_char cmode; /* Codec Operation Mode */
183 int dma1_chan; /* DMA channel 1 (local DMA & codec rec) */
184 int dma2_chan; /* DMA channel 2 (codec play) */
185 int ext_chan; /* Ext Dev DMA channel */
186 u_char voices; /* Number of active voices */
187 u_long vendor; /* Vendor ID and Product Identifier */
188 long free_mem; /* Address of First Free LM Block */
189 long reserved_mem; /* Amount of LM reserved by app. */
190 u_char smode; /* Synth Mode */
191 long size_mem; /* Total LM in bytes */
192 struct cfdriver *iw_cd;
193 const struct audio_hw_if *iw_hw_if;
194 };
195
196 void iwattach(struct iw_softc *);
197
198 int iwopen(struct iw_softc *, int); /* open hardware */
199 void iwclose(void *); /* close hardware */
200
201 /* Format. */
202 int iw_query_format(void *, audio_format_query_t *);
203 int iw_audio_set_format(void *, int,
204 const audio_params_t *, const audio_params_t *,
205 audio_filter_reg_t *, audio_filter_reg_t *);
206
207 int iw_commit_settings(void *);
208
209 /* Software en/decode functions, set if SW coding required by HW */
210 void iw_sw_encode(void *, int, u_char *, int);
211 void iw_sw_decode(void *, int, u_char *, int);
212
213 /* Start input/output routines. These usually control DMA. */
214 int iw_start_output(void *, void *, int, void (*)(void *), void *);
215 int iw_start_input(void *, void *, int, void (*)(void *), void *);
216
217 int iw_init_input(void *, void *, int);
218 int iw_init_output(void *, void *, int);
219 int iw_halt_output(void *);
220 int iw_halt_input(void *);
221
222 int iw_speaker_ctl(void *, int);
223 int iw_getdev(void *, struct audio_device *);
224
225 /* Mixer (in/out ports) */
226 int iw_set_port(void *, mixer_ctrl_t *);
227 int iw_get_port(void *, mixer_ctrl_t *);
228
229 int iw_query_devinfo(void *, mixer_devinfo_t *);
230
231 struct malloc_type;
232 void * iw_malloc(void *, int, size_t);
233 void iw_free(void *, void *, size_t);
234 size_t iw_round_buffersize(void *, int, size_t);
235 int iw_get_props(void *);
236 void iw_get_locks(void *, kmutex_t **, kmutex_t **);
237
238 #endif /* INTERWAVEVAR_H */
239