rlm@1: // VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
rlm@1: // Copyright (C) 1999-2003 Forgotten
rlm@1: // Copyright (C) 2004 Forgotten and the VBA development team
rlm@1: 
rlm@1: // This program is free software; you can redistribute it and/or modify
rlm@1: // it under the terms of the GNU General Public License as published by
rlm@1: // the Free Software Foundation; either version 2, or(at your option)
rlm@1: // any later version.
rlm@1: //
rlm@1: // This program is distributed in the hope that it will be useful,
rlm@1: // but WITHOUT ANY WARRANTY; without even the implied warranty of
rlm@1: // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
rlm@1: // GNU General Public License for more details.
rlm@1: //
rlm@1: // You should have received a copy of the GNU General Public License
rlm@1: // along with this program; if not, write to the Free Software Foundation,
rlm@1: // Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
rlm@1: 
rlm@1: #include <stdarg.h>
rlm@1: #include <stdlib.h>
rlm@1: #include <stdio.h>
rlm@1: #include <string.h>
rlm@1: #include <sys/types.h>
rlm@1: #include <sys/stat.h>
rlm@1: 
rlm@1: #include "AutoBuild.h"
rlm@1: 
rlm@1: #include "SDL.h"
rlm@1: #include "debugger.h"
rlm@1: #include "common/System.h"
rlm@1: #include "common/unzip.h"
rlm@1: #include "common/Util.h"
rlm@1: #include "gba/GBA.h"
rlm@1: #include "gba/GBAGlobals.h"
rlm@1: #include "gba/GBASound.h"
rlm@1: #include "gb/GB.h"
rlm@1: #include "gb/gbGlobals.h"
rlm@1: 
rlm@1: #ifndef WIN32
rlm@1: # include <unistd.h>
rlm@1: # define GETCWD getcwd
rlm@1: #else // WIN32
rlm@1: # include <direct.h>
rlm@1: # define GETCWD _getcwd
rlm@1: #endif // WIN32
rlm@1: 
rlm@1: #ifdef MMX
rlm@1: extern "C" bool cpu_mmx;
rlm@1: #endif
rlm@1: extern bool8 soundEcho;
rlm@1: extern bool8 soundLowPass;
rlm@1: extern bool8 soundReverse;
rlm@1: 
rlm@1: extern void remoteInit();
rlm@1: extern void remoteCleanUp();
rlm@1: extern void remoteStubMain();
rlm@1: extern void remoteStubSignal(int,int);
rlm@1: extern void remoteOutput(char *, u32);
rlm@1: extern void remoteSetProtocol(int);
rlm@1: extern void remoteSetPort(int);
rlm@1: extern void debuggerOutput(char *, u32);
rlm@1: 
rlm@1: struct EmulatedSystem emulator;
rlm@1: 
rlm@1: int systemRedShift = 0;
rlm@1: int systemBlueShift = 16;
rlm@1: int systemGreenShift = 8;
rlm@1: int systemColorDepth = 32;
rlm@1: int systemDebug = 0;
rlm@1: int systemVerbose = 0;
rlm@1: int systemSaveUpdateCounter = SYSTEM_SAVE_NOT_UPDATED;
rlm@1: 
rlm@1: int sensorX = 2047;
rlm@1: int sensorY = 2047;
rlm@1: bool sensorOn = false;
rlm@1: 
rlm@1: int cartridgeType = 3;
rlm@1: int captureFormat = 0;
rlm@1: 
rlm@1: int emulating = 0;
rlm@1: int RGB_LOW_BITS_MASK=0x821;
rlm@1: int systemFrameSkip = 0;
rlm@1: u32 systemColorMap32[0x10000];
rlm@1: u16 systemColorMap16[0x10000];
rlm@1: u16 systemGbPalette[24];
rlm@1: char filename[2048];
rlm@1: char biosFileName[2048];
rlm@1: char captureDir[2048];
rlm@1: char saveDir[2048];
rlm@1: char batteryDir[2048];
rlm@1: 
rlm@1: int throttle = 0;
rlm@1: 
rlm@1: bool paused = false;
rlm@1: bool debugger = true;
rlm@1: bool debuggerStub = false;
rlm@1: bool systemSoundOn = false;
rlm@1: bool removeIntros = false;
rlm@1: int sdlFlashSize = 0;
rlm@1: int sdlAutoIPS = 1;
rlm@1: int sdlRtcEnable = 0;
rlm@1: int sdlAgbPrint = 0;
rlm@1: 
rlm@1: int sdlDefaultJoypad = 0;
rlm@1: 
rlm@1: u16 motion[4] = {
rlm@1:   SDLK_KP4, SDLK_KP6, SDLK_KP8, SDLK_KP2
rlm@1: };
rlm@1: 
rlm@1: extern void debuggerSignal(int,int);
rlm@1: 
rlm@1: void (*dbgMain)() = debuggerMain;
rlm@1: void (*dbgSignal)(int,int) = debuggerSignal;
rlm@1: void (*dbgOutput)(char *, u32) = debuggerOutput;
rlm@1: 
rlm@1: char *sdlGetFilename(char *name)
rlm@1: {
rlm@1:   static char filebuffer[2048];
rlm@1: 
rlm@1:   int len = strlen(name);
rlm@1:   
rlm@1:   char *p = name + len - 1;
rlm@1:   
rlm@1:   while(true) {
rlm@1:     if(*p == '/' ||
rlm@1:        *p == '\\') {
rlm@1:       p++;
rlm@1:       break;
rlm@1:     }
rlm@1:     len--;
rlm@1:     p--;
rlm@1:     if(len == 0)
rlm@1:       break;
rlm@1:   }
rlm@1:   
rlm@1:   if(len == 0)
rlm@1:     strcpy(filebuffer, name);
rlm@1:   else
rlm@1:     strcpy(filebuffer, p);
rlm@1:   return filebuffer;
rlm@1: }
rlm@1: 
rlm@1: void usage(char *cmd)
rlm@1: {
rlm@1:   printf("%s file-name\n",cmd);
rlm@1: }
rlm@1: 
rlm@1: int main(int argc, char **argv)
rlm@1: {
rlm@1:   fprintf(stderr,"VisualBoyAdvance-Test version %s\n", VERSION);
rlm@1: 
rlm@1:   captureDir[0] = 0;
rlm@1:   saveDir[0] = 0;
rlm@1:   batteryDir[0] = 0;
rlm@1:   
rlm@1:   char buffer[1024];
rlm@1: 
rlm@1:   systemFrameSkip = frameSkip = 2;
rlm@1:   gbBorderOn = 0;
rlm@1: 
rlm@1:   parseDebug = true;
rlm@1: 
rlm@1:   if(!debuggerStub) {
rlm@1:     if(argc <= 1) {
rlm@1:       systemMessage(0,"Missing image name");
rlm@1:       usage(argv[0]);
rlm@1:       exit(-1);
rlm@1:     }
rlm@1:   }
rlm@1: 
rlm@1:   for(int i = 0; i < 24;) {
rlm@1:     systemGbPalette[i++] = (0x1f) | (0x1f << 5) | (0x1f << 10);
rlm@1:     systemGbPalette[i++] = (0x15) | (0x15 << 5) | (0x15 << 10);
rlm@1:     systemGbPalette[i++] = (0x0c) | (0x0c << 5) | (0x0c << 10);
rlm@1:     systemGbPalette[i++] = 0;
rlm@1:   }
rlm@1: 
rlm@1:   if(argc == 2) {
rlm@1:     char *szFile = argv[optind];
rlm@1:     bool failed = false;
rlm@1:     if(utilIsZipFile(szFile)) {
rlm@1:       unzFile unz = unzOpen(szFile);
rlm@1:       
rlm@1:       if(unz == NULL) {
rlm@1:         systemMessage(0, "Cannot open file %s", szFile);
rlm@1:         exit(-1);
rlm@1:       }
rlm@1:       int r = unzGoToFirstFile(unz);
rlm@1:       
rlm@1:       if(r != UNZ_OK) {
rlm@1:         unzClose(unz);
rlm@1:         systemMessage(0, "Bad ZIP file %s", szFile);
rlm@1:         exit(-1);
rlm@1:       }
rlm@1:       
rlm@1:       bool found = false;
rlm@1:       
rlm@1:       unz_file_info info;
rlm@1:       
rlm@1:       while(true) {
rlm@1:         r = unzGetCurrentFileInfo(unz,
rlm@1:                                   &info,
rlm@1:                                   buffer,
rlm@1:                                   sizeof(buffer),
rlm@1:                                   NULL,
rlm@1:                                   0,
rlm@1:                                   NULL,
rlm@1:                                   0);
rlm@1:         
rlm@1:         if(r != UNZ_OK) {
rlm@1:           unzClose(unz);
rlm@1:           systemMessage(0,"Bad ZIP file %s", szFile);
rlm@1:           exit(-1);
rlm@1:         }
rlm@1:         
rlm@1:         if(utilIsGBImage(buffer)) {
rlm@1:           found = true;
rlm@1:           cartridgeType = 1;
rlm@1:           break;
rlm@1:         }
rlm@1:         if(utilIsGBAImage(buffer)) {
rlm@1:           found = true;
rlm@1:           cartridgeType = 0;
rlm@1:           break;
rlm@1:         }
rlm@1:         
rlm@1:         r = unzGoToNextFile(unz);
rlm@1:         
rlm@1:         if(r != UNZ_OK)
rlm@1:           break;
rlm@1:       }
rlm@1:       
rlm@1:       if(!found) {
rlm@1:         unzClose(unz);
rlm@1:         systemMessage(0, "No image found on ZIP file %s", szFile);
rlm@1:         exit(-1);
rlm@1:       }
rlm@1:       
rlm@1:       unzClose(unz);
rlm@1:     }
rlm@1:     
rlm@1:     if(utilIsGBImage(szFile) || cartridgeType == 1) {
rlm@1:       failed = !gbLoadRom(szFile);
rlm@1:       cartridgeType = 1;
rlm@1:       emulator = GBSystem;
rlm@1:     } else if(utilIsGBAImage(szFile) || cartridgeType == 0) {
rlm@1:       failed = !CPULoadRom(szFile);
rlm@1:       cartridgeType = 0;
rlm@1:       emulator = GBASystem;
rlm@1: 
rlm@1:       //CPUInit(biosFileName, useBios);
rlm@1:       CPUInit();
rlm@1:       CPUReset();
rlm@1:     } else {
rlm@1:       systemMessage(0, "Unknown file type %s", szFile);
rlm@1:       exit(-1);
rlm@1:     }
rlm@1:     
rlm@1:     if(failed) {
rlm@1:       systemMessage(0, "Failed to load file %s", szFile);
rlm@1:       exit(-1);
rlm@1:     }
rlm@1:     strcpy(filename, szFile);
rlm@1:     char *p = strrchr(filename, '.');
rlm@1:     
rlm@1:     if(p)
rlm@1:       *p = 0;
rlm@1:   } else {
rlm@1:     cartridgeType = 0;
rlm@1:     strcpy(filename, "gnu_stub");
rlm@1:     rom = (u8 *)malloc(0x2000000);
rlm@1:     workRAM = (u8 *)calloc(1, 0x40000);
rlm@1:     bios = (u8 *)calloc(1,0x4000);
rlm@1:     internalRAM = (u8 *)calloc(1,0x8000);
rlm@1:     paletteRAM = (u8 *)calloc(1,0x400);
rlm@1:     vram = (u8 *)calloc(1, 0x20000);
rlm@1:     oam = (u8 *)calloc(1, 0x400);
rlm@1:     pix = (u8 *)calloc(1, 4 * 240 * 160);
rlm@1:     ioMem = (u8 *)calloc(1, 0x400);
rlm@1: 
rlm@1:     emulator = GBASystem;
rlm@1:     
rlm@1:     //CPUInit(biosFileName, useBios);
rlm@1:     CPUInit();
rlm@1:     CPUReset();    
rlm@1:   }
rlm@1:   
rlm@1:   if(debuggerStub) 
rlm@1:     remoteInit();
rlm@1:   
rlm@1:   if(cartridgeType == 0) {
rlm@1:   } else if (cartridgeType == 1) {
rlm@1:     if(gbBorderOn) {
rlm@1:       gbBorderLineSkip = 256;
rlm@1:       gbBorderColumnSkip = 48;
rlm@1:       gbBorderRowSkip = 40;
rlm@1:     } else {      
rlm@1:       gbBorderLineSkip = 160;
rlm@1:       gbBorderColumnSkip = 0;
rlm@1:       gbBorderRowSkip = 0;
rlm@1:     }      
rlm@1:   } else {
rlm@1:   }
rlm@1: 
rlm@1:   for(int i = 0; i < 0x10000; i++) {
rlm@1:     systemColorMap32[i] = ((i & 0x1f) << systemRedShift) |
rlm@1:       (((i & 0x3e0) >> 5) << systemGreenShift) |
rlm@1:       (((i & 0x7c00) >> 10) << systemBlueShift);  
rlm@1:   }
rlm@1: 
rlm@1:   emulating = 1;
rlm@1:   soundInit();
rlm@1:   
rlm@1:   while(emulating) {
rlm@1:     if(!paused) {
rlm@1:       if(debugger && emulator.emuHasDebugger)
rlm@1:         dbgMain();
rlm@1:       else
rlm@1:         emulator.emuMain(emulator.emuCount);
rlm@1:     }
rlm@1:   }
rlm@1:   emulating = 0;
rlm@1:   fprintf(stderr,"Shutting down\n");
rlm@1:   remoteCleanUp();
rlm@1:   soundShutdown();
rlm@1: 
rlm@1:   if(gbRom != NULL || rom != NULL) {
rlm@1:     emulator.emuCleanUp();
rlm@1:   }
rlm@1: 
rlm@1:   return 0;
rlm@1: }
rlm@1: 
rlm@1: void systemMessage(int num, const char *msg, ...)
rlm@1: {
rlm@1:   char buffer[2048];
rlm@1:   va_list valist;
rlm@1:   
rlm@1:   va_start(valist, msg);
rlm@1:   vsprintf(buffer, msg, valist);
rlm@1:   
rlm@1:   fprintf(stderr, "%s\n", buffer);
rlm@1:   va_end(valist);
rlm@1: }
rlm@1: 
rlm@1: void systemDrawScreen()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: bool systemReadJoypads()
rlm@1: {
rlm@1:   return true;
rlm@1: }
rlm@1: 
rlm@1: u32 systemReadJoypad(int,bool)
rlm@1: {
rlm@1:   return 0;
rlm@1: }
rlm@1: 
rlm@1: void systemShowSpeed(int speed)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void system10Frames(int rate)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemFrame(int)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemSetTitle(const char *title)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: int systemScreenCapture(int a)
rlm@1: {
rlm@1:   char buffer[2048];
rlm@1: 
rlm@1:   if(captureFormat) {
rlm@1:     if(captureDir[0])
rlm@1:       sprintf(buffer, "%s/%s%02d.bmp", captureDir, sdlGetFilename(filename), a);
rlm@1:     else
rlm@1:       sprintf(buffer, "%s%02d.bmp", filename, a);
rlm@1: 
rlm@1:     emulator.emuWriteBMP(buffer);
rlm@1:   } else {
rlm@1:     if(captureDir[0])
rlm@1:       sprintf(buffer, "%s/%s%02d.png", captureDir, sdlGetFilename(filename), a);
rlm@1:     else
rlm@1:       sprintf(buffer, "%s%02d.png", filename, a);
rlm@1:     emulator.emuWritePNG(buffer);
rlm@1:   }
rlm@1: 
rlm@1:   systemScreenMessage("Screen capture");
rlm@1: }
rlm@1: 
rlm@1: u32 systemReadJoypadExtended()
rlm@1: {
rlm@1:   return 0;
rlm@1: }
rlm@1: 
rlm@1: void systemWriteDataToSoundBuffer()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: bool systemSoundInit()
rlm@1: {
rlm@1:   return true;
rlm@1: }
rlm@1: 
rlm@1: void systemSoundShutdown()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemSoundPause()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemSoundResume()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemSoundReset()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: static int ticks = 0;
rlm@1: 
rlm@1: u32 systemGetClock()
rlm@1: {
rlm@1:   return ticks++;
rlm@1: }
rlm@1: 
rlm@1: void systemUpdateMotionSensor()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: int systemGetSensorX()
rlm@1: {
rlm@1:   return 0;
rlm@1: }
rlm@1: 
rlm@1: int systemGetSensorY()
rlm@1: {
rlm@1:   return 0;
rlm@1: }
rlm@1: 
rlm@1: void systemGbPrint(u8 *data,int pages,int feed,int palette, int contrast)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: void systemScreenMessage(const char *msg, int slot, int duration, const char *colorList)
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: bool systemCanChangeSoundQuality()
rlm@1: {
rlm@1:   return false;
rlm@1: }
rlm@1: 
rlm@1: bool systemPauseOnFrame()
rlm@1: {
rlm@1:   return false;
rlm@1: }
rlm@1: 
rlm@1: void systemGbBorderOn()
rlm@1: {
rlm@1: }
rlm@1: 
rlm@1: bool sdlCheckJoyKey(int)
rlm@1: {
rlm@1:   return true;
rlm@1: }
rlm@1: 
rlm@1: u16 checksumBIOS()
rlm@1: {
rlm@1: 	bool hasBIOS = false;
rlm@1: 	u8 * tempBIOS;
rlm@1: 	if(useBios)
rlm@1: 	{
rlm@1: 		tempBIOS = (u8 *)malloc(0x4000);
rlm@1: 		int size = 0x4000;
rlm@1: 		if(utilLoad(biosFileName,
rlm@1: 					utilIsGBABios,
rlm@1: 					tempBIOS,
rlm@1: 					size)) {
rlm@1: 		if(size == 0x4000)
rlm@1: 			hasBIOS = true;
rlm@1: 		}
rlm@1: 	}
rlm@1: 
rlm@1: 	u16 biosCheck = 0;
rlm@1: 	if(hasBIOS) {
rlm@1: 		for(int i = 0; i < 0x4000; i += 4)
rlm@1: 			biosCheck += *((u32 *)&tempBIOS[i]);
rlm@1: 		free(tempBIOS);
rlm@1: 	}
rlm@1: 
rlm@1: 	return biosCheck;
rlm@1: }