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 ********************************************************************/ 28 #ifndef __MSND_H 29 #define __MSND_H 30 31 #define VERSION "0.8.3.1" 32 33 #define DEFSAMPLERATE DSP_DEFAULT_SPEED 34 #define DEFSAMPLESIZE AFMT_U8 35 #define DEFCHANNELS 1 36 37 #define DEFFIFOSIZE 128 38 39 #define SNDCARD_MSND 38 40 41 #define SRAM_BANK_SIZE 0x8000 42 #define SRAM_CNTL_START 0x7F00 43 44 #define DSP_BASE_ADDR 0x4000 45 #define DSP_BANK_BASE 0x4000 46 47 #define HP_ICR 0x00 48 #define HP_CVR 0x01 49 #define HP_ISR 0x02 50 #define HP_IVR 0x03 51 #define HP_NU 0x04 52 #define HP_INFO 0x04 53 #define HP_TXH 0x05 54 #define HP_RXH 0x05 55 #define HP_TXM 0x06 56 #define HP_RXM 0x06 57 #define HP_TXL 0x07 58 #define HP_RXL 0x07 59 60 #define HP_ICR_DEF 0x00 61 #define HP_CVR_DEF 0x12 62 #define HP_ISR_DEF 0x06 63 #define HP_IVR_DEF 0x0f 64 #define HP_NU_DEF 0x00 65 66 #define HP_IRQM 0x09 67 68 #define HPR_BLRC 0x08 69 #define HPR_SPR1 0x09 70 #define HPR_SPR2 0x0A 71 #define HPR_TCL0 0x0B 72 #define HPR_TCL1 0x0C 73 #define HPR_TCL2 0x0D 74 #define HPR_TCL3 0x0E 75 #define HPR_TCL4 0x0F 76 77 #define HPICR_INIT 0x80 78 #define HPICR_HM1 0x40 79 #define HPICR_HM0 0x20 80 #define HPICR_HF1 0x10 81 #define HPICR_HF0 0x08 82 #define HPICR_TREQ 0x02 83 #define HPICR_RREQ 0x01 84 85 #define HPCVR_HC 0x80 86 87 #define HPISR_HREQ 0x80 88 #define HPISR_DMA 0x40 89 #define HPISR_HF3 0x10 90 #define HPISR_HF2 0x08 91 #define HPISR_TRDY 0x04 92 #define HPISR_TXDE 0x02 93 #define HPISR_RXDF 0x01 94 95 #define HPIO_290 0 96 #define HPIO_260 1 97 #define HPIO_250 2 98 #define HPIO_240 3 99 #define HPIO_230 4 100 #define HPIO_220 5 101 #define HPIO_210 6 102 #define HPIO_3E0 7 103 104 #define HPMEM_NONE 0 105 #define HPMEM_B000 1 106 #define HPMEM_C800 2 107 #define HPMEM_D000 3 108 #define HPMEM_D400 4 109 #define HPMEM_D800 5 110 #define HPMEM_E000 6 111 #define HPMEM_E800 7 112 113 #define HPIRQ_NONE 0 114 #define HPIRQ_5 1 115 #define HPIRQ_7 2 116 #define HPIRQ_9 3 117 #define HPIRQ_10 4 118 #define HPIRQ_11 5 119 #define HPIRQ_12 6 120 #define HPIRQ_15 7 121 122 #define HIMT_PLAY_DONE 0x00 123 #define HIMT_RECORD_DONE 0x01 124 #define HIMT_MIDI_EOS 0x02 125 #define HIMT_MIDI_OUT 0x03 126 127 #define HIMT_MIDI_IN_UCHAR 0x0E 128 #define HIMT_DSP 0x0F 129 130 #define HDEX_BASE 0x92 131 #define HDEX_PLAY_START (0 + HDEX_BASE) 132 #define HDEX_PLAY_STOP (1 + HDEX_BASE) 133 #define HDEX_PLAY_PAUSE (2 + HDEX_BASE) 134 #define HDEX_PLAY_RESUME (3 + HDEX_BASE) 135 #define HDEX_RECORD_START (4 + HDEX_BASE) 136 #define HDEX_RECORD_STOP (5 + HDEX_BASE) 137 #define HDEX_MIDI_IN_START (6 + HDEX_BASE) 138 #define HDEX_MIDI_IN_STOP (7 + HDEX_BASE) 139 #define HDEX_MIDI_OUT_START (8 + HDEX_BASE) 140 #define HDEX_MIDI_OUT_STOP (9 + HDEX_BASE) 141 #define HDEX_AUX_REQ (10 + HDEX_BASE) 142 143 #define HIWORD(l) ((WORD)((((DWORD)(l)) >> 16) & 0xFFFF)) 144 #define LOWORD(l) ((WORD)(DWORD)(l)) 145 #define HIBYTE(w) ((BYTE)(((WORD)(w) >> 8) & 0xFF)) 146 #define LOBYTE(w) ((BYTE)(w)) 147 #define MAKELONG(low,hi) ((long)(((WORD)(low))|(((DWORD)((WORD)(hi)))<<16))) 148 #define MAKEWORD(low,hi) ((WORD)(((BYTE)(low))|(((WORD)((BYTE)(hi)))<<8))) 149 150 #define PCTODSP_OFFSET(w) (USHORT)((w)/2) 151 #define PCTODSP_BASED(w) (USHORT)(((w)/2) + DSP_BASE_ADDR) 152 #define DSPTOPC_BASED(w) (((w) - DSP_BASE_ADDR) * 2) 153 154 #ifdef SLOWIO 155 #define msnd_outb outb_p 156 #define msnd_inb inb_p 157 #else 158 #define msnd_outb outb 159 #define msnd_inb inb 160 #endif 161 162 /* JobQueueStruct */ 163 #define JQS_wStart 0x00 164 #define JQS_wSize 0x02 165 #define JQS_wHead 0x04 166 #define JQS_wTail 0x06 167 #define JQS__size 0x08 168 169 /* DAQueueDataStruct */ 170 #define DAQDS_wStart 0x00 171 #define DAQDS_wSize 0x02 172 #define DAQDS_wFormat 0x04 173 #define DAQDS_wSampleSize 0x06 174 #define DAQDS_wChannels 0x08 175 #define DAQDS_wSampleRate 0x0A 176 #define DAQDS_wIntMsg 0x0C 177 #define DAQDS_wFlags 0x0E 178 #define DAQDS__size 0x10 179 180 typedef u8 BYTE; 181 typedef u16 USHORT; 182 typedef u16 WORD; 183 typedef u32 DWORD; 184 typedef void __iomem * LPDAQD; 185 186 /* Generic FIFO */ 187 typedef struct { 188 size_t n, len; 189 char *data; 190 int head, tail; 191 } msnd_fifo; 192 193 typedef struct multisound_dev { 194 /* Linux device info */ 195 char *name; 196 int dsp_minor, mixer_minor; 197 int ext_midi_dev, hdr_midi_dev; 198 199 /* Hardware resources */ 200 int io, numio; 201 int memid, irqid; 202 int irq, irq_ref; 203 unsigned char info; 204 void __iomem *base; 205 206 /* Motorola 56k DSP SMA */ 207 void __iomem *SMA; 208 void __iomem *DAPQ, *DARQ, *MODQ, *MIDQ, *DSPQ; 209 void __iomem *pwDSPQData, *pwMIDQData, *pwMODQData; 210 int dspq_data_buff, dspq_buff_size; 211 212 /* State variables */ 213 enum { msndClassic, msndPinnacle } type; 214 fmode_t mode; 215 unsigned long flags; 216 #define F_RESETTING 0 217 #define F_HAVEDIGITAL 1 218 #define F_AUDIO_WRITE_INUSE 2 219 #define F_WRITING 3 220 #define F_WRITEBLOCK 4 221 #define F_WRITEFLUSH 5 222 #define F_AUDIO_READ_INUSE 6 223 #define F_READING 7 224 #define F_READBLOCK 8 225 #define F_EXT_MIDI_INUSE 9 226 #define F_HDR_MIDI_INUSE 10 227 #define F_DISABLE_WRITE_NDELAY 11 228 wait_queue_head_t writeblock; 229 wait_queue_head_t readblock; 230 wait_queue_head_t writeflush; 231 spinlock_t lock; 232 int nresets; 233 unsigned long recsrc; 234 int left_levels[32]; 235 int right_levels[32]; 236 int mixer_mod_count; 237 int calibrate_signal; 238 int play_sample_size, play_sample_rate, play_channels; 239 int play_ndelay; 240 int rec_sample_size, rec_sample_rate, rec_channels; 241 int rec_ndelay; 242 BYTE bCurrentMidiPatch; 243 244 /* Digital audio FIFOs */ 245 msnd_fifo DAPF, DARF; 246 int fifosize; 247 int last_playbank, last_recbank; 248 249 /* MIDI in callback */ 250 void (*midi_in_interrupt)(struct multisound_dev *); 251 } multisound_dev_t; 252 253 #ifndef mdelay 254 # define mdelay(a) udelay((a) * 1000) 255 #endif 256 257 int msnd_register(multisound_dev_t *dev); 258 void msnd_unregister(multisound_dev_t *dev); 259 260 void msnd_init_queue(void __iomem *, int start, int size); 261 262 void msnd_fifo_init(msnd_fifo *f); 263 void msnd_fifo_free(msnd_fifo *f); 264 int msnd_fifo_alloc(msnd_fifo *f, size_t n); 265 void msnd_fifo_make_empty(msnd_fifo *f); 266 int msnd_fifo_write_io(msnd_fifo *f, char __iomem *buf, size_t len); 267 int msnd_fifo_read_io(msnd_fifo *f, char __iomem *buf, size_t len); 268 int msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len); 269 int msnd_fifo_read(msnd_fifo *f, char *buf, size_t len); 270 271 int msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd); 272 int msnd_send_word(multisound_dev_t *dev, unsigned char high, 273 unsigned char mid, unsigned char low); 274 int msnd_upload_host(multisound_dev_t *dev, char *bin, int len); 275 int msnd_enable_irq(multisound_dev_t *dev); 276 int msnd_disable_irq(multisound_dev_t *dev); 277 278 #endif /* __MSND_H */ 279