1 /* $NetBSD: interwavevar.h,v 1.16 2008/04/28 20:23:50 martin Exp $ */ 2 3 /* 4 * Copyright (c) 1997, 1999 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 struct device sc_dev; 79 bus_space_tag_t sc_iot; /* bus cookie */ 80 isa_chipset_tag_t sc_ic; 81 82 int vers; 83 int revision; 84 int sc_fullduplex; 85 int sc_irate; 86 int sc_orate; 87 u_long sc_dma_flags; 88 int sc_irq; 89 int sc_midi_irq; 90 91 void (*sc_recintr)(void *); 92 void *sc_recarg; 93 void *sc_recdma_bp; 94 int sc_playdrq; 95 bus_size_t sc_play_maxsize; 96 int sc_recdrq; 97 bus_size_t sc_rec_maxsize; 98 int sc_recdma_cnt; 99 int sc_playing; 100 int sc_maxdma; 101 102 u_long outfifo; 103 u_long infifo; 104 105 int fifosize; 106 u_short silence; 107 108 u_long sc_last_dmasize; 109 u_long sc_last_playsize; 110 u_long sc_last_played; 111 u_long sc_play_pos; /* position of next free byte in buffer */ 112 u_long sc_play_start; /* address of start of the buffer */ 113 u_long sc_play_end; /* end */ 114 115 void (*sc_playintr)(void *); 116 void *sc_playarg; 117 void *sc_playdma_bp; 118 int sc_playdma_cnt; 119 120 int play_encoding; 121 int play_channels; 122 int play_precision; 123 int sc_playlastcc; 124 125 int sc_fillcount; 126 int bytesout; 127 int bytesin; 128 129 int sc_playbuf_available; 130 int sc_recbuf_available; 131 132 int rec_encoding; 133 int rec_channels; 134 int rec_precision; 135 int sc_reclastcc; 136 137 u_char recfmtbits; 138 u_char playfmtbits; 139 u_char sc_recsrcbits; 140 int (*sc_ih)(void *); 141 iw_port_info_t sc_mic; 142 iw_port_info_t sc_aux1; 143 iw_port_info_t sc_aux2; 144 iw_port_info_t sc_linein; 145 iw_port_info_t sc_lineout; 146 iw_port_info_t sc_rec; 147 iw_port_info_t sc_dac; 148 iw_port_info_t sc_loopback; 149 iw_port_info_t sc_monoin; 150 volatile u_short flags; /* InterWave stat flags */ 151 152 bus_space_handle_t dir_h; /* dummy handle for direct access*/ 153 int codec_index; /* Base Port for Codec */ 154 bus_space_handle_t codec_index_h; 155 isa_chipset_tag_t sc_codec_ic; 156 int pcdrar; /* Base Port for Ext Device */ 157 int p2xr; /* Compatibility Base Port */ 158 bus_space_handle_t p2xr_h; 159 isa_chipset_tag_t sc_p2xr_ic; 160 int p3xr; /* MIDI and Synth Base Port */ 161 bus_space_handle_t p3xr_h; 162 isa_chipset_tag_t sc_p3xr_ic; 163 int p401ar; /* Gen Purpose Reg. 1 address */ 164 int p201ar; /* Game Ctrl normally at 0x201 */ 165 int pataar; /* Base Address for ATAPI I/O Space */ 166 167 int p388ar; /* Base Port for AdLib. It should bbe 388h */ 168 int pnprdp; /* PNP read data port */ 169 int igidxr; /* Gen Index Reg at P3XR+0x03 */ 170 int i16dp; /* 16-bit data port at P3XR+0x04 */ 171 int i8dp; /* 8-bit data port at P3XR+0x05 */ 172 int svsr; /* Synth Voice Select at P3XR+0x02 */ 173 int cdatap; /* Codec Indexed Data Port at PCODAR+0x01 */ 174 int csr1r; /* Codec Stat Reg 1 at PCODAR+0x02 */ 175 int cxdr; /* Play or Record Data Reg at PCODAR+0x03 */ 176 int gmxr; /* GMCR or GMSR at P3XR+0x00 */ 177 int gmxdr; /* GMTDR or GMRDR at P3XR+0x01 */ 178 int lmbdr; /* LMBDR at P3XR+0x07 */ 179 u_char csn; /* Card Select Number */ 180 u_char cmode; /* Codec Operation Mode */ 181 int dma1_chan; /* DMA channel 1 (local DMA & codec rec) */ 182 int dma2_chan; /* DMA channel 2 (codec play) */ 183 int ext_chan; /* Ext Dev DMA channel */ 184 u_char voices; /* Number of active voices */ 185 u_long vendor; /* Vendor ID and Product Identifier */ 186 long free_mem; /* Address of First Free LM Block */ 187 long reserved_mem; /* Amount of LM reserved by app. */ 188 u_char smode; /* Synth Mode */ 189 long size_mem; /* Total LM in bytes */ 190 struct cfdriver *iw_cd; 191 const struct audio_hw_if *iw_hw_if; 192 }; 193 194 void iwattach(struct iw_softc *); 195 196 int iwopen(struct iw_softc *, int); /* open hardware */ 197 void iwclose(void *); /* close hardware */ 198 199 /* Encoding. */ 200 /* XXX should we have separate in/out? */ 201 int iw_query_encoding(void *, struct audio_encoding *); 202 int iw_set_params(void *, int, int, audio_params_t *, audio_params_t *, 203 stream_filter_list_t *, stream_filter_list_t *); 204 205 /* Hardware may have some say in the blocksize to choose */ 206 int iw_round_blocksize(void *, int, int, const audio_params_t *); 207 208 int iw_commit_settings(void *); 209 210 /* Software en/decode functions, set if SW coding required by HW */ 211 void iw_sw_encode(void *, int, u_char *, int); 212 void iw_sw_decode(void *, int, u_char *, int); 213 214 /* Start input/output routines. These usually control DMA. */ 215 int iw_start_output(void *, void *, int, void (*)(void *), void *); 216 int iw_start_input(void *, void *, int, void (*)(void *), void *); 217 218 int iw_init_input(void *, void *, int); 219 int iw_init_output(void *, void *, int); 220 int iw_halt_output(void *); 221 int iw_halt_input(void *); 222 223 int iw_speaker_ctl(void *, int); 224 int iw_getdev(void *, struct audio_device *); 225 int iw_setfd(void *, int); 226 227 /* Mixer (in/out ports) */ 228 int iw_set_port(void *, mixer_ctrl_t *); 229 int iw_get_port(void *, mixer_ctrl_t *); 230 231 int iw_query_devinfo(void *, mixer_devinfo_t *); 232 233 struct malloc_type; 234 void * iw_malloc(void *, int, size_t, struct malloc_type *, int); 235 void iw_free(void *,void *,struct malloc_type *); 236 size_t iw_round_buffersize(void *, int, size_t); 237 paddr_t iw_mappage(void *, void *, off_t, int); 238 int iw_get_props(void *); 239 240 #endif /* INTERWAVEVAR_H */ 241