workbench/devs/AHI/Device/warpup.h

   1 /*
   2      AHI - Hardware independent audio subsystem
   3      Copyright (C) 1996-2005 Martin Blom <martin@blom.org>
   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 #ifndef ahi_warpup_h
  22 #define ahi_warpup_h
  23
  24 #include <exec/interrupts.h>
  25 #include <utility/hooks.h>
  26
  27 #include "ahi_def.h"
  28
  29 struct PowerPCContext
  30 {
  31   volatile int              Command;
  32   volatile void*            Argument;
  33
  34   int                       Active;
  35   struct Hook*              Hook;
  36   void*                     Dst;
  37   void*                     XLock;
  38
  39   struct AHIPrivAudioCtrl*  AudioCtrl;
  40   struct Library*           PowerPCBase;
  41
  42   struct Interrupt*         MixInterrupt;
  43   void*                     MixBuffer;
  44 };
  45
  46 #define PPCC_COM_NONE          0
  47 #define PPCC_COM_ACK           1
  48 #define PPCC_COM_START         2
  49 #define PPCC_COM_CONTINUE      3
  50 #define PPCC_COM_INIT          4
  51 #define PPCC_COM_SOUNDFUNC     5
  52 #define PPCC_COM_QUIT          6
  53 #define PPCC_COM_DEBUG         7
  54 #define PPCC_COM_FINISHED      8
  55
  56 BOOL
  57 WarpUpInit( struct AHIPrivAudioCtrl* audioctrl );
  58
  59 void
  60 WarpUpCallMixer( struct AHIPrivAudioCtrl* audioctrl,
  61                  void* dst );
  62
  63 void
  64 WarpUpCallSoundHook( struct AHIPrivAudioCtrl *audioctrl,
  65                      void* arg );
  66
  67 void
  68 WarpUpCleanUp( struct AHIPrivAudioCtrl* audioctrl );
  69
  70 #endif /* ahi_warpup_h */