1 /* $NetBSD: interwavevar.h,v 1.20 2020/02/29 05:51:11 isaki 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
Indexes created Sun Sep 21 20:09:37 GMT 2025