dolphin/Source/Plugins/Plugin_DSP_LLE/Src/main.cpp

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// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "Globals.h"
#include "gdsp_interpreter.h"
#include "gdsp_interface.h"
#include "disassemble.h"
#ifdef _WIN32
#include "DisAsmDlg.h"
#include "DSoundStream.h"
HINSTANCE g_hInstance = NULL;
HANDLE g_hDSPThread = NULL;
CRITICAL_SECTION g_CriticalSection;
CDisAsmDlg g_Dialog;
#else
#define WINAPI
#define LPVOID void*
#define __int16 short;
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include "AOSoundStream.h"
pthread_t g_hDSPThread = NULL;
#endif
DSPInitialize g_dspInitialize;
#define GDSP_MBOX_CPU 0
#define GDSP_MBOX_DSP 1
uint32 g_LastDMAAddress = 0;
uint32 g_LastDMASize = 0;
#ifdef _WIN32
BOOL APIENTRY DllMain(HINSTANCE hinstDLL, // DLL module handle
DWORD dwReason, // reason called
LPVOID lpvReserved) // reserved
{
switch (dwReason)
{
case DLL_PROCESS_ATTACH:
break;
case DLL_PROCESS_DETACH:
break;
default:
break;
}
g_hInstance = hinstDLL;
return(TRUE);
}
#endif
void GetDllInfo(PLUGIN_INFO* _PluginInfo)
{
_PluginInfo->Version = 0x0100;
_PluginInfo->Type = PLUGIN_TYPE_DSP;
#ifdef DEBUGFAST
sprintf(_PluginInfo->Name, "Dolphin DSP-LLE Plugin (DebugFast)");
#else
#ifndef _DEBUG
sprintf(_PluginInfo->Name, "Dolphin DSP-LLE Plugin");
#else
sprintf(_PluginInfo->Name, "Dolphin DSP-LLE Plugin (Debug)");
#endif
#endif
}
void DllAbout(HWND _hParent)
{}
void DllConfig(HWND _hParent)
{}
void DllDebugger(HWND _hParent)
{
#if defined (_DEBUG) && defined (_WIN32)
g_Dialog.Create(NULL); //_hParent);
g_Dialog.ShowWindow(SW_SHOW);
#endif
}
#ifdef _WIN32
DWORD WINAPI dsp_thread(LPVOID lpParameter)
#else
void* dsp_thread(void* lpParameter)
#endif
{
while (1)
{
if (!gdsp_run())
{
ErrorLog("*** DSP: CRITICAL ERROR ***\n");
//return 0;
exit(0);
}
}
}
DWORD WINAPI dsp_thread_debug(LPVOID lpParameter)
{
#ifdef _WIN32
while (1)
{
if (g_Dialog.CanDoStep())
{
gdsp_runx(1);
}
else
{
Sleep(100);
}
}
#endif
}
void DSP_DebugBreak()
{
#ifdef _WIN32
#ifdef _DEBUG
g_Dialog.DebugBreak();
#endif
#endif
}
void dspi_req_dsp_irq()
{
g_dspInitialize.pGenerateDSPInterrupt();
}
void Mixer(short* buffer, int numSamples, int bits, int rate, int channels)
{}
void DSP_Initialize(DSPInitialize _dspInitialize)
{
g_dspInitialize = _dspInitialize;
gdsp_init();
g_dsp.step_counter = 0;
g_dsp.cpu_ram = g_dspInitialize.pGetMemoryPointer(0);
g_dsp.irq_request = dspi_req_dsp_irq;
gdsp_reset();
if (!gdsp_load_rom("data\\dsp_rom.bin"))
{
ErrorLog("Cannot load DSP ROM\n");
}
if (!gdsp_load_coef("data\\dsp_coef.bin"))
{
ErrorLog("Cannot load DSP COEF\n");
}
/* Dump UCode to file...
FILE* t = fopen("e:\\hmm.txt", "wb");
gd_globals_t gdg;
gd_dis_file(&gdg, "D:\\DSP_UCode.bin", t);
fclose(t); */
#ifdef _WIN32
#if _DEBUG
g_hDSPThread = CreateThread(NULL, 0, dsp_thread_debug, 0, 0, NULL);
#else
g_hDSPThread = CreateThread(NULL, 0, dsp_thread, 0, 0, NULL);
#endif
#else
pthread_create(&g_hDSPThread, NULL, dsp_thread, (void *)NULL);
#endif
#ifdef _WIN32
InitializeCriticalSection(&g_CriticalSection);
DSound::DSound_StartSound((HWND)g_dspInitialize.hWnd, 48000, Mixer);
#else
AOSound::AOSound_StartSound(48000, Mixer);
#endif
}
void DSP_Shutdown(void)
{
if (g_hDSPThread != NULL)
{
#ifdef _WIN32
TerminateThread(g_hDSPThread, 0);
#else
pthread_cancel(g_hDSPThread);
#endif
}
}
#ifdef _WIN32
unsigned __int16 DSP_WriteControlRegister(unsigned __int16 _uFlag)
#else
short unsigned int DSP_WriteControlRegister(short _uFlag)
#endif
{
gdsp_write_cr(_uFlag);
return(gdsp_read_cr());
}
#ifdef _WIN32
unsigned __int16 DSP_ReadControlRegister()
#else
short unsigned int DSP_ReadControlRegister()
#endif
{
return(gdsp_read_cr());
}
#ifdef _WIN32
unsigned __int16 DSP_ReadMailboxHigh(bool _CPUMailbox)
#else
short unsigned int DSP_ReadMailboxHigh(bool _CPUMailbox)
#endif
{
if (_CPUMailbox)
{
return(gdsp_mbox_read_h(GDSP_MBOX_CPU));
}
else
{
return(gdsp_mbox_read_h(GDSP_MBOX_DSP));
}
}
#ifdef _WIN32
unsigned __int16 DSP_ReadMailboxLow(bool _CPUMailbox)
#else
short unsigned int DSP_ReadMailboxLow(bool _CPUMailbox)
#endif
{
if (_CPUMailbox)
{
return(gdsp_mbox_read_l(GDSP_MBOX_CPU));
}
else
{
return(gdsp_mbox_read_l(GDSP_MBOX_DSP));
}
}
#ifdef _WIN32
void DSP_WriteMailboxHigh(bool _CPUMailbox, unsigned __int16 _uHighMail)
#else
void DSP_WriteMailboxHigh(bool _CPUMailbox, short unsigned int _uHighMail)
#endif
{
if (_CPUMailbox)
{
if (gdsp_mbox_peek(GDSP_MBOX_CPU) & 0x80000000)
{
ErrorLog("Mailbox isnt empty ... strange");
}
gdsp_mbox_write_h(GDSP_MBOX_CPU, _uHighMail);
}
else
{
ErrorLog("CPU cant write to DSP mailbox");
}
}
#ifdef _WIN32
void DSP_WriteMailboxLow(bool _CPUMailbox, unsigned __int16 _uLowMail)
#else
void DSP_WriteMailboxLow(bool _CPUMailbox, short unsigned int _uLowMail)
#endif
{
if (_CPUMailbox)
{
gdsp_mbox_write_l(GDSP_MBOX_CPU, _uLowMail);
DebugLog("Write CPU Mail: 0x%08x (pc=0x%04x)\n", gdsp_mbox_peek(GDSP_MBOX_CPU), g_dsp.err_pc);
}
else
{
ErrorLog("CPU cant write to DSP mailbox");
}
}
void DSP_Update(int cycles)
{
if (g_hDSPThread)
{
return;
}
#ifdef _WIN32
if (g_Dialog.CanDoStep())
{
gdsp_runx(100); // cycles
}
#endif
}
#ifdef _WIN32
void DSP_SendAIBuffer(unsigned int address, int sample_rate)
#else
void DSP_SendAIBuffer(unsigned int address, int sample_rate)
#endif
{
// uint32 Size = _Size * 16 * 2; // 16bit per sample, two channels
g_LastDMAAddress = address;
g_LastDMASize = 32;
}