ipc6.h

//////////////////////////////////////////////////////////////////////
//
// ipc.h -- Inter-processor communication
//
// version 0.1, February 14, 2005
//
//  Copyright (C) 2005 Michael Noland (joat) and Jason Rogers (dovoto)
//
//  This software is provided 'as-is', without any express or implied
//  warranty.  In no event will the authors be held liable for any
//  damages arising from the use of this software.
//
//  Permission is granted to anyone to use this software for any
//  purpose, including commercial applications, and to alter it and
//  redistribute it freely, subject to the following restrictions:
//
//  1. The origin of this software must not be misrepresented; you
//     must not claim that you wrote the original software. If you use
//     this software in a product, an acknowledgment in the product
//     documentation would be appreciated but is not required.
//  2. Altered source versions must be plainly marked as such, and
//     must not be misrepresented as being the original software.
//  3. This notice may not be removed or altered from any source
//     distribution.
//
// Changelog:
//   0.1: First version
//
//////////////////////////////////////////////////////////////////////

#ifndef NDS_IPC6_INCLUDE
#define NDS_IPC6_INCLUDE

//////////////////////////////////////////////////////////////////////

#include <nds.h>

//////////////////////////////////////////////////////////////////////

enum EstrpcmFormat {SPF_PCMx1=1,SPF_PCMx2,SPF_PCMx4,SPF_MP2,SPF_DWORD=0xffffffff};

enum EstrpcmControl {ESC_NOP=0,ESC_Play,ESC_Stop,ESC_DWORD=0xffffffff};

enum ELCDPC {LCDPC_NOP=0,LCDPC_OFF_BOTH,LCDPC_ON_BOTTOM,LCDPC_ON_TOP,LCDPC_ON_BOTH,LCDPC_SOFT_POWEROFF,LCDPC_DWORD=0xffffffff};

enum ERESET {RESET_NULL,RESET_HomeBrew,RESET_DWORD=0xffffffff};

enum EIPCREQ {IR_NULL,IR_NextSoundData,IR_Flash,IR_MP2_fread,IR_SyncSamples,IR_DWORD=0xffffffff};

enum EARM7SelfCheck {E7SC_OK,E7SC_StackOverflow_SVC,E7SC_StackOverflow_IRQ,E7SC_StackOverflow_SYS,E7SC_DWORD=0xffffffff};

typedef struct {
  bool Apply;
  u32 Volume;
  u32 Count;
  bool AddLong;
} TClickSE;

typedef struct sTransferRegion6 {
  u32 VarDebug;
  
  uint32 heartbeat;          // counts frames
  u32 UserLanguage;
  
  bool RequestUpdateIPC;
  
  u32 buttons;            // X, Y, /PENIRQ , LID buttons
  bool PanelOpened;
  
  u32 touchXpx,touchYpx;
  
  bool isNDSLite;
  u32 Brightness,DefaultBrightness; // 0=darkness 1=dark 2=light 3=lightness
  
  u32 BirthMonth;
  u32 BirthDay;
  
  ELCDPC LCDPowerControl;
  
  ERESET RESET;
  u32 RESET_BootAddress;
  
  bool RequestStopSound;
  bool LoopSound;
  
  // for PCM streaming
  
  EIPCREQ IR;
  
  EstrpcmControl strpcmControl;
  u32 strpcmWriteRequest;
  u32 strpcmFreq,strpcmSamples,strpcmChannels;
  u32 strpcmVolume64;
  EstrpcmFormat strpcmFormat;
  s16 *strpcmLBuf,*strpcmRBuf;
  
  int IR_filesize;
  int IR_readsize;
  void *IR_readbuf;
  int IR_readbufsize;
  bool IR_EOF;
  bool IR_flash;
  u64 IR_SyncSamples_SendToARM9;
  
  bool MP2PauseFlag;
  
  bool curtimeFlag;
  union {
    uint8 curtime[8];        // current time response from RTC
    
    struct {
      vu8 command;
      vu8 year;    //add 2000 to get 4 digit year
      vu8 month;    //1 to 12
      vu8 day;    //1 to (days in month)
      
      vu8 weekday;  // day of week
      vu8 hours;    //0 to 11 for AM, 52 to 63 for PM
      vu8 minutes;  //0 to 59
      vu8 seconds;  //0 to 59
    } rtc;
  } time;
  
  EARM7SelfCheck ARM7SelfCheck;
  
  bool RequestFPGAInit;
  bool Romeo2_HPSwitch_Pressing;
  
  u32 SoundChannels;
  
  bool ExternalPowerPresent;
  
  TClickSE ClickSE;
} TransferRegion6, * pTransferRegion6;

//////////////////////////////////////////////////////////////////////

#define IPC6 ((TransferRegion6 volatile *)(0x027FF000+sizeof(TransferRegion)))

#endif

//////////////////////////////////////////////////////////////////////