1 /********************************************************************* 2 * 3 * msnd.h 4 * 5 * Turtle Beach MultiSound Sound Card Driver for Linux 6 * 7 * Some parts of this header file were derived from the Turtle Beach 8 * MultiSound Driver Development Kit. 9 * 10 * Copyright (C) 1998 Andrew Veliath 11 * Copyright (C) 1993 Turtle Beach Systems, Inc. 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License as published by 15 * the Free Software Foundation; either version 2 of the License, or 16 * (at your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 * GNU General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License 24 * along with this program; if not, write to the Free Software 25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 26 * 27 * $Id: msnd.h,v 1.36 1999/03/21 17:05:42 andrewtv Exp $ 28 * 29 ********************************************************************/ 30 #ifndef __MSND_H 31 #define __MSND_H 32 33 #define VERSION "0.8.3.1" 34 35 #define DEFSAMPLERATE DSP_DEFAULT_SPEED 36 #define DEFSAMPLESIZE AFMT_U8 37 #define DEFCHANNELS 1 38 39 #define DEFFIFOSIZE 128 40 41 #define SNDCARD_MSND 38 42 43 #define SRAM_BANK_SIZE 0x8000 44 #define SRAM_CNTL_START 0x7F00 45 46 #define DSP_BASE_ADDR 0x4000 47 #define DSP_BANK_BASE 0x4000 48 49 #define HP_ICR 0x00 50 #define HP_CVR 0x01 51 #define HP_ISR 0x02 52 #define HP_IVR 0x03 53 #define HP_NU 0x04 54 #define HP_INFO 0x04 55 #define HP_TXH 0x05 56 #define HP_RXH 0x05 57 #define HP_TXM 0x06 58 #define HP_RXM 0x06 59 #define HP_TXL 0x07 60 #define HP_RXL 0x07 61 62 #define HP_ICR_DEF 0x00 63 #define HP_CVR_DEF 0x12 64 #define HP_ISR_DEF 0x06 65 #define HP_IVR_DEF 0x0f 66 #define HP_NU_DEF 0x00 67 68 #define HP_IRQM 0x09 69 70 #define HPR_BLRC 0x08 71 #define HPR_SPR1 0x09 72 #define HPR_SPR2 0x0A 73 #define HPR_TCL0 0x0B 74 #define HPR_TCL1 0x0C 75 #define HPR_TCL2 0x0D 76 #define HPR_TCL3 0x0E 77 #define HPR_TCL4 0x0F 78 79 #define HPICR_INIT 0x80 80 #define HPICR_HM1 0x40 81 #define HPICR_HM0 0x20 82 #define HPICR_HF1 0x10 83 #define HPICR_HF0 0x08 84 #define HPICR_TREQ 0x02 85 #define HPICR_RREQ 0x01 86 87 #define HPCVR_HC 0x80 88 89 #define HPISR_HREQ 0x80 90 #define HPISR_DMA 0x40 91 #define HPISR_HF3 0x10 92 #define HPISR_HF2 0x08 93 #define HPISR_TRDY 0x04 94 #define HPISR_TXDE 0x02 95 #define HPISR_RXDF 0x01 96 97 #define HPIO_290 0 98 #define HPIO_260 1 99 #define HPIO_250 2 100 #define HPIO_240 3 101 #define HPIO_230 4 102 #define HPIO_220 5 103 #define HPIO_210 6 104 #define HPIO_3E0 7 105 106 #define HPMEM_NONE 0 107 #define HPMEM_B000 1 108 #define HPMEM_C800 2 109 #define HPMEM_D000 3 110 #define HPMEM_D400 4 111 #define HPMEM_D800 5 112 #define HPMEM_E000 6 113 #define HPMEM_E800 7 114 115 #define HPIRQ_NONE 0 116 #define HPIRQ_5 1 117 #define HPIRQ_7 2 118 #define HPIRQ_9 3 119 #define HPIRQ_10 4 120 #define HPIRQ_11 5 121 #define HPIRQ_12 6 122 #define HPIRQ_15 7 123 124 #define HIMT_PLAY_DONE 0x00 125 #define HIMT_RECORD_DONE 0x01 126 #define HIMT_MIDI_EOS 0x02 127 #define HIMT_MIDI_OUT 0x03 128 129 #define HIMT_MIDI_IN_UCHAR 0x0E 130 #define HIMT_DSP 0x0F 131 132 #define HDEX_BASE 0x92 133 #define HDEX_PLAY_START (0 + HDEX_BASE) 134 #define HDEX_PLAY_STOP (1 + HDEX_BASE) 135 #define HDEX_PLAY_PAUSE (2 + HDEX_BASE) 136 #define HDEX_PLAY_RESUME (3 + HDEX_BASE) 137 #define HDEX_RECORD_START (4 + HDEX_BASE) 138 #define HDEX_RECORD_STOP (5 + HDEX_BASE) 139 #define HDEX_MIDI_IN_START (6 + HDEX_BASE) 140 #define HDEX_MIDI_IN_STOP (7 + HDEX_BASE) 141 #define HDEX_MIDI_OUT_START (8 + HDEX_BASE) 142 #define HDEX_MIDI_OUT_STOP (9 + HDEX_BASE) 143 #define HDEX_AUX_REQ (10 + HDEX_BASE) 144 145 #define HIWORD(l) ((WORD)((((DWORD)(l)) >> 16) & 0xFFFF)) 146 #define LOWORD(l) ((WORD)(DWORD)(l)) 147 #define HIBYTE(w) ((BYTE)(((WORD)(w) >> 8) & 0xFF)) 148 #define LOBYTE(w) ((BYTE)(w)) 149 #define MAKELONG(low,hi) ((long)(((WORD)(low))|(((DWORD)((WORD)(hi)))<<16))) 150 #define MAKEWORD(low,hi) ((WORD)(((BYTE)(low))|(((WORD)((BYTE)(hi)))<<8))) 151 152 #define PCTODSP_OFFSET(w) (USHORT)((w)/2) 153 #define PCTODSP_BASED(w) (USHORT)(((w)/2) + DSP_BASE_ADDR) 154 #define DSPTOPC_BASED(w) (((w) - DSP_BASE_ADDR) * 2) 155 156 #ifdef SLOWIO 157 # undef outb 158 # undef inb 159 # define outb outb_p 160 # define inb inb_p 161 #endif 162 163 /* JobQueueStruct */ 164 #define JQS_wStart 0x00 165 #define JQS_wSize 0x02 166 #define JQS_wHead 0x04 167 #define JQS_wTail 0x06 168 #define JQS__size 0x08 169 170 /* DAQueueDataStruct */ 171 #define DAQDS_wStart 0x00 172 #define DAQDS_wSize 0x02 173 #define DAQDS_wFormat 0x04 174 #define DAQDS_wSampleSize 0x06 175 #define DAQDS_wChannels 0x08 176 #define DAQDS_wSampleRate 0x0A 177 #define DAQDS_wIntMsg 0x0C 178 #define DAQDS_wFlags 0x0E 179 #define DAQDS__size 0x10 180 181 typedef u8 BYTE; 182 typedef u16 USHORT; 183 typedef u16 WORD; 184 typedef u32 DWORD; 185 typedef unsigned long LPDAQD; 186 187 /* Generic FIFO */ 188 typedef struct { 189 size_t n, len; 190 char *data; 191 int head, tail; 192 } msnd_fifo; 193 194 typedef struct multisound_dev { 195 /* Linux device info */ 196 char *name; 197 int dsp_minor, mixer_minor; 198 int ext_midi_dev, hdr_midi_dev; 199 200 /* Hardware resources */ 201 int io, numio; 202 int memid, irqid; 203 int irq, irq_ref; 204 unsigned char info; 205 unsigned long base; 206 207 /* Motorola 56k DSP SMA */ 208 unsigned long SMA; 209 unsigned long DAPQ, DARQ, MODQ, MIDQ, DSPQ; 210 unsigned long pwDSPQData, pwMIDQData, pwMODQData; 211 int dspq_data_buff, dspq_buff_size; 212 213 /* State variables */ 214 enum { msndClassic, msndPinnacle } type; 215 mode_t mode; 216 unsigned long flags; 217 #define F_RESETTING 0 218 #define F_HAVEDIGITAL 1 219 #define F_AUDIO_WRITE_INUSE 2 220 #define F_WRITING 3 221 #define F_WRITEBLOCK 4 222 #define F_WRITEFLUSH 5 223 #define F_AUDIO_READ_INUSE 6 224 #define F_READING 7 225 #define F_READBLOCK 8 226 #define F_EXT_MIDI_INUSE 9 227 #define F_HDR_MIDI_INUSE 10 228 #define F_DISABLE_WRITE_NDELAY 11 229 wait_queue_head_t writeblock; 230 wait_queue_head_t readblock; 231 wait_queue_head_t writeflush; 232 spinlock_t lock; 233 int nresets; 234 unsigned long recsrc; 235 int left_levels[16]; 236 int right_levels[16]; 237 int mixer_mod_count; 238 int calibrate_signal; 239 int play_sample_size, play_sample_rate, play_channels; 240 int play_ndelay; 241 int rec_sample_size, rec_sample_rate, rec_channels; 242 int rec_ndelay; 243 BYTE bCurrentMidiPatch; 244 245 /* Digital audio FIFOs */ 246 msnd_fifo DAPF, DARF; 247 int fifosize; 248 int last_playbank, last_recbank; 249 250 /* MIDI in callback */ 251 void (*midi_in_interrupt)(struct multisound_dev *); 252 } multisound_dev_t; 253 254 #ifndef mdelay 255 # define mdelay(a) udelay((a) * 1000) 256 #endif 257 258 int msnd_register(multisound_dev_t *dev); 259 void msnd_unregister(multisound_dev_t *dev); 260 int msnd_get_num_devs(void); 261 multisound_dev_t * msnd_get_dev(int i); 262 263 void msnd_init_queue(unsigned long, int start, int size); 264 265 void msnd_fifo_init(msnd_fifo *f); 266 void msnd_fifo_free(msnd_fifo *f); 267 int msnd_fifo_alloc(msnd_fifo *f, size_t n); 268 void msnd_fifo_make_empty(msnd_fifo *f); 269 int msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len); 270 int msnd_fifo_read(msnd_fifo *f, char *buf, size_t len); 271 272 int msnd_wait_TXDE(multisound_dev_t *dev); 273 int msnd_wait_HC0(multisound_dev_t *dev); 274 int msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd); 275 int msnd_send_word(multisound_dev_t *dev, unsigned char high, 276 unsigned char mid, unsigned char low); 277 int msnd_upload_host(multisound_dev_t *dev, char *bin, int len); 278 int msnd_enable_irq(multisound_dev_t *dev); 279 int msnd_disable_irq(multisound_dev_t *dev); 280 281 #endif /* __MSND_H */ 282