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   1 /****************************************************************************
   2  *                                                          __              *
   3  *                ____ ___  ____ __  ______ ___  ____  ____/ /              *
   4  *               / __ `__ \/ __ `/ |/ / __ `__ \/ __ \/ __  /               *
   5  *              / / / / / / /_/ />  </ / / / / / /_/ / /_/ /                *
   6  *             /_/ /_/ /_/\__,_/_/|_/_/ /_/ /_/\____/\__,_/                 *
   7  *                                                                          *
   8  *         Copyright (c) 2008, Mukunda Johnson (mukunda@maxmod.org)         *
   9  *                                                                          *
  10  * Permission to use, copy, modify, and/or distribute this software for any *
  11  * purpose with or without fee is hereby granted, provided that the above   *
  12  * copyright notice and this permission notice appear in all copies.        *
  13  *                                                                          *
  14  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES *
  15  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF         *
  16  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR  *
  17  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES   *
  18  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN    *
  19  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF  *
  20  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.           *
  21  ****************************************************************************/
  22
  23 #ifndef MP_MIXER_GBA_INC
  24 #define MP_MIXER_GBA_INC
  25
  26 @ definitions
  27
  28 .equ    MP_SAMPFRAC             ,12
  29
  30 .equ    MIXER_CHN_SRC           ,0
  31 .equ    MIXER_CHN_READ          ,4
  32 .equ    MIXER_CHN_VOL           ,8
  33 .equ    MIXER_CHN_PAN           ,9
  34 // 10
  35 // 11
  36 .equ    MIXER_CHN_FREQ          ,12
  37 .equ    MIXER_CHN_SIZE          ,16
  38
  39 //////////////////////////////////.equ  MIXER_CHN_LOOP          ,8
  40 /////////////////////////////////////.equ       MIXER_CHN_LEN           ,16
  41
  42 #endif