sound/oss/msnd.h

   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 #define msnd_outb                       outb_p
 158 #define msnd_inb                        inb_p
 159 #else
 160 #define msnd_outb                       outb
 161 #define msnd_inb                        inb
 162 #endif
 163
 164 /* JobQueueStruct */
 165 #define JQS_wStart              0x00
 166 #define JQS_wSize               0x02
 167 #define JQS_wHead               0x04
 168 #define JQS_wTail               0x06
 169 #define JQS__size               0x08
 170
 171 /* DAQueueDataStruct */
 172 #define DAQDS_wStart            0x00
 173 #define DAQDS_wSize             0x02
 174 #define DAQDS_wFormat           0x04
 175 #define DAQDS_wSampleSize       0x06
 176 #define DAQDS_wChannels         0x08
 177 #define DAQDS_wSampleRate       0x0A
 178 #define DAQDS_wIntMsg           0x0C
 179 #define DAQDS_wFlags            0x0E
 180 #define DAQDS__size             0x10
 181
 182 typedef u8                      BYTE;
 183 typedef u16                     USHORT;
 184 typedef u16                     WORD;
 185 typedef u32                     DWORD;
 186 typedef void __iomem *          LPDAQD;
 187
 188 /* Generic FIFO */
 189 typedef struct {
 190         size_t n, len;
 191         char *data;
 192         int head, tail;
 193 } msnd_fifo;
 194
 195 typedef struct multisound_dev {
 196         /* Linux device info */
 197         char *name;
 198         int dsp_minor, mixer_minor;
 199         int ext_midi_dev, hdr_midi_dev;
 200
 201         /* Hardware resources */
 202         int io, numio;
 203         int memid, irqid;
 204         int irq, irq_ref;
 205         unsigned char info;
 206         void __iomem *base;
 207
 208         /* Motorola 56k DSP SMA */
 209         void __iomem *SMA;
 210         void __iomem *DAPQ, *DARQ, *MODQ, *MIDQ, *DSPQ;
 211         void __iomem *pwDSPQData, *pwMIDQData, *pwMODQData;
 212         int dspq_data_buff, dspq_buff_size;
 213
 214         /* State variables */
 215         enum { msndClassic, msndPinnacle } type;
 216         mode_t mode;
 217         unsigned long flags;
 218 #define F_RESETTING                     0
 219 #define F_HAVEDIGITAL                   1
 220 #define F_AUDIO_WRITE_INUSE             2
 221 #define F_WRITING                       3
 222 #define F_WRITEBLOCK                    4
 223 #define F_WRITEFLUSH                    5
 224 #define F_AUDIO_READ_INUSE              6
 225 #define F_READING                       7
 226 #define F_READBLOCK                     8
 227 #define F_EXT_MIDI_INUSE                9
 228 #define F_HDR_MIDI_INUSE                10
 229 #define F_DISABLE_WRITE_NDELAY          11
 230         wait_queue_head_t writeblock;
 231         wait_queue_head_t readblock;
 232         wait_queue_head_t writeflush;
 233         spinlock_t lock;
 234         int nresets;
 235         unsigned long recsrc;
 236         int left_levels[32];
 237         int right_levels[32];
 238         int mixer_mod_count;
 239         int calibrate_signal;
 240         int play_sample_size, play_sample_rate, play_channels;
 241         int play_ndelay;
 242         int rec_sample_size, rec_sample_rate, rec_channels;
 243         int rec_ndelay;
 244         BYTE bCurrentMidiPatch;
 245
 246         /* Digital audio FIFOs */
 247         msnd_fifo DAPF, DARF;
 248         int fifosize;
 249         int last_playbank, last_recbank;
 250
 251         /* MIDI in callback */
 252         void (*midi_in_interrupt)(struct multisound_dev *);
 253 } multisound_dev_t;
 254
 255 #ifndef mdelay
 256 #  define mdelay(a)             udelay((a) * 1000)
 257 #endif
 258
 259 int                             msnd_register(multisound_dev_t *dev);
 260 void                            msnd_unregister(multisound_dev_t *dev);
 261
 262 void                            msnd_init_queue(void __iomem *, int start, int size);
 263
 264 void                            msnd_fifo_init(msnd_fifo *f);
 265 void                            msnd_fifo_free(msnd_fifo *f);
 266 int                             msnd_fifo_alloc(msnd_fifo *f, size_t n);
 267 void                            msnd_fifo_make_empty(msnd_fifo *f);
 268 int                             msnd_fifo_write_io(msnd_fifo *f, char __iomem *buf, size_t len);
 269 int                             msnd_fifo_read_io(msnd_fifo *f, char __iomem *buf, size_t len);
 270 int                             msnd_fifo_write(msnd_fifo *f, const char *buf, size_t len);
 271 int                             msnd_fifo_read(msnd_fifo *f, char *buf, size_t len);
 272
 273 int                             msnd_send_dsp_cmd(multisound_dev_t *dev, BYTE cmd);
 274 int                             msnd_send_word(multisound_dev_t *dev, unsigned char high,
 275                                                unsigned char mid, unsigned char low);
 276 int                             msnd_upload_host(multisound_dev_t *dev, char *bin, int len);
 277 int                             msnd_enable_irq(multisound_dev_t *dev);
 278 int                             msnd_disable_irq(multisound_dev_t *dev);
 279
 280 #endif /* __MSND_H */