workbench/devs/AHI/Toccata/toccata.h

   1 /*
   2      toccata.library - AHI-based Toccata emulation library
   3      Copyright (C) 1997-2005 Martin Blom <martin@blom.org> and Teemu Suikki.
   4
   5      This library is free software; you can redistribute it and/or
   6      modify it under the terms of the GNU Library General Public
   7      License as published by the Free Software Foundation; either
   8      version 2 of the License, or (at your option) any later version.
   9
  10      This library is distributed in the hope that it will be useful,
  11      but WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      Library General Public License for more details.
  14
  15      You should have received a copy of the GNU Library General Public
  16      License along with this library; if not, write to the
  17      Free Software Foundation, Inc., 59 Temple Place - Suite 330, Cambridge,
  18      MA 02139, USA.
  19 */
  20
  21
  22 #ifndef TOCCATAEMUL_H
  23 #define TOCCATAEMUL_H
  24
  25 #include <exec/types.h>
  26 #include <exec/libraries.h>
  27 #include <exec/ports.h>
  28 #include <libraries/toccata.h>
  29
  30 /* Force 32 bit results */
  31
  32 #define BOOL LONG
  33
  34
  35 /* Arguments in registers */
  36
  37 #define ASM     __asm
  38 #define REG(x)  register __ ## x
  39
  40
  41 /* Definitions */
  42
  43 #define PLAYERFREQ 50
  44
  45 /* Structures */
  46
  47 struct toccataprefs {
  48   UBYTE ID[8];
  49
  50   LONG  MixAux1Left;
  51   LONG  MixAux1Right;
  52   LONG  MixAux2Left;
  53   LONG  MixAux2Right;
  54   LONG  InputVolumeLeft;
  55   LONG  InputVolumeRight;
  56   LONG  OutputVolumeLeft;
  57   LONG  OutputVolumeRight;
  58   LONG  LoopbackVolume;
  59   ULONG Mode;
  60   ULONG Frequency;
  61   ULONG Input;
  62   ULONG MicGain;
  63   LONG  CaptureIoPri;
  64   LONG  CaptureBufferPri;
  65   ULONG CaptureBlockSize;
  66   ULONG MaxCaptureBlocks;
  67   LONG  PlaybackIoPri;
  68   LONG  PlaybackBufferPri;
  69   ULONG PlaybackBlockSize;
  70   ULONG PlaybackStartBlocks;
  71   ULONG PlaybackBlocks;
  72
  73   ULONG MonoMode;
  74   ULONG StereoMode;
  75   ULONG LineInput;
  76   ULONG Aux1Input;
  77   ULONG MicInput;
  78   ULONG MicGainInput;
  79   ULONG MixInput;
  80 };
  81
  82
  83 struct slavemessage {
  84         struct Message Msg;
  85   ULONG          ID;
  86   APTR           Data;
  87 };
  88
  89
  90 /* ID codes */
  91
  92 #define MSG_MODE      1
  93 #define MSG_HWPROP    2
  94 #define MSG_RAWPLAY   3
  95 #define MSG_PLAY      4
  96 #define MSG_RECORD    5
  97 #define MSG_STOP      6
  98 #define MSG_PAUSE     7
  99 #define MSG_LEVELON   8
 100 #define MSG_LEVELOFF  9
 101
 102
 103 /* Externals */
 104
 105 extern char __far _LibID[];
 106 extern char __far _LibName[];
 107
 108 extern struct ToccataBase *ToccataBase;
 109 extern struct Process *SlaveProcess;
 110 extern BOOL SlaveInitialized;
 111 extern struct AHIAudioCtrl *audioctrl;
 112 extern struct toccataprefs tprefs;
 113 extern const Fixed negboundaries[];
 114 extern const Fixed posboundaries[];
 115
 116 extern ULONG error;
 117
 118 void kprintf(char *, ...);
 119
 120 ASM void puta4(void);
 121
 122 ASM void SlaveTaskEntry(void);
 123 ASM void IOTaskEntry(void);
 124 ASM void HookLoad(void);
 125 ASM ULONG GetRawReply(REG(a0) struct ToccataBase *);
 126 ASM RawReply(void);
 127
 128 void fillhardinfo(void);
 129
 130 #endif /* TOCCATAEMUL_H */