bunch of comments/unions in VI. No more UnknownVIRegs[0x1000]! :p some other misc stuff

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3302 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Core/Src/Boot/Boot_BIOSEmu.cpp

@@ -69,12 +69,14 @@ void CBoot::EmulatedBIOS(bool _bDebug)
 	Memory::Write_U32(0x4c000064,	0x80000800);	// write default FPU Handler:	    rfi	
 	Memory::Write_U32(0x4c000064,	0x80000C00);	// write default Syscall Handler:   rfi	
 	Memory::Write_U32(0xc2339f3d,   0x8000001C);    // game disc
-	Memory::Write_U32(0x0D15EA5E,   0x80000020);    // funny magic word for normal boot
+	Memory::Write_U32(0x0D15EA5E,   0x80000020);    // booted from bootrom. 0xE5207C22 = booted from jtag
 	Memory::Write_U32(0x01800000,	0x80000028);	// Physical Memory Size
 
 	// On any of the production boards, ikaruga fails to read the memcard the first time. It succeeds on the second time though.
 	// And (only sometimes?) with 0x00000003, the loading picture in the bottom right will become corrupt and
 	// the emu will slow to 7mhz...I don't think it ever actually progresses
+	// This seems to be caused by the initialization of the memcard going amiss (remember, this uses a dsp program!)
+	// so, probably some fault with dsp timing/emulation in general (endless dsp interrupts...)
 	Memory::Write_U32(0x10000006,	0x8000002C);	// Console type - DevKit  (retail ID == 0x00000003) see yagcd 4.2.1.1.2
 
 	Memory::Write_U32(((1 & 0x3f) << 26) | 2, 0x81300000);		// HLE OSReport for Apploader
@@ -83,7 +85,7 @@ void CBoot::EmulatedBIOS(bool _bDebug)
 	// but it seems like the size can be variable. Compare with yagcd chap 13.
 	// 
 	PowerPC::ppcState.gpr[1] = 0x816ffff0;			// StackPointer
-	u32 iAppLoaderOffset = 0x2440;                  // 0x1c40 (what is 0x1c40?)
+	u32 iAppLoaderOffset = 0x2440;                  // 0x1c40 - 2MB lower...perhaps used on early GCMs? MYSTERY OLD COMMENT
 	u32 iAppLoaderEntry = VolumeHandler::Read32(iAppLoaderOffset + 0x10);
 	u32 iAppLoaderSize  = VolumeHandler::Read32(iAppLoaderOffset + 0x14);
 	if ((iAppLoaderEntry == (u32)-1) || (iAppLoaderSize == (u32)-1))

Source/Core/Core/Src/Core.cpp

@@ -381,7 +381,6 @@ THREAD_RETURN EmuThread(void *pArg)
 	VideoInitialize.pSysMessage			= Host_SysMessage;
 	VideoInitialize.pRequestWindowSize	= NULL; //Callback_VideoRequestWindowSize;
 	VideoInitialize.pCopiedToXFB		= Callback_VideoCopiedToXFB;
-	VideoInitialize.pVIRegs             = VideoInterface::m_UVIUnknownRegs;
 	VideoInitialize.pPeekMessages       = NULL;
 	VideoInitialize.pUpdateFPSDisplay   = NULL;
 	VideoInitialize.pCPFifo             = (SCPFifoStruct*)&CommandProcessor::fifo;

Source/Core/Core/Src/HW/SI.cpp

@@ -131,7 +131,7 @@ union USIPoll
 		unsigned EN2		:	1; //  does not affect communication RAM transfers
 		unsigned EN1		:	1;
 		unsigned EN0		:	1;
-		unsigned Y			:  10; // Polls per frame
+		unsigned Y			:   8; // Polls per frame
 		unsigned X			:  10; // Polls per X lines. begins at vsync, min 7, max depends on video mode
 		unsigned			:	6;
 	};
@@ -396,6 +396,10 @@ void Write32(const u32 _iValue, const u32 _iAddress)
 	case SI_CHANNEL_3_IN_LO:	g_Channel[3].m_InLo.Hex = _iValue; break;
 
 	case SI_POLL:
+		DEBUG_LOG(SERIALINTERFACE, "Poll: X=%03d Y=%03d %s%s%s%s%s%s%s%s",
+			g_Poll.X, g_Poll.Y,
+			g_Poll.EN0 ? "EN0 ":" ", g_Poll.EN1 ? "EN1 ":" ", g_Poll.EN2 ? "EN2 ":" ", g_Poll.EN3 ? "EN3 ":" ",
+			g_Poll.VBCPY0 ? "VBCPY0 ":" ", g_Poll.VBCPY1 ? "VBCPY1 ":" ", g_Poll.VBCPY2 ? "VBCPY2 ":" ", g_Poll.VBCPY3 ? "VBCPY3 ":" ");
 		g_Poll.Hex = _iValue;
 		break;
 

Source/Core/Core/Src/HW/VideoInterface.h

@@ -30,6 +30,10 @@ namespace VideoInterface
 		INT_REG_3,
 	};
 
+	// For BIOS HLE
+	void PreInit(bool _bNTSC);
+	void SetRegionReg(char _region);
+
 	void Init();	
 	void DoState(PointerWrap &p);
 
@@ -41,28 +45,20 @@ namespace VideoInterface
 				
 	void GenerateVIInterrupt(VIInterruptType _VIInterrupt);	
 
-	// returns a pointer to the current visible framebuffer
+	// returns a pointer to the current visible xfb
-	u8* GetFrameBufferPointer();
+	u8* GetXFBPointerTop();
+	u8* GetXFBPointerBottom();
 
-	// pre init
+    // Update and draw framebuffer(s)
-	void PreInit(bool _bNTSC);
-
-	void SetRegionReg(char _region);
-
-	// VI Unknown Regs
-	extern u8 m_UVIUnknownRegs[0x1000];
-
-    // ??????
     void Update();
 
-
 	// UpdateInterrupts: check if we have to generate a new VI Interrupt
 	void UpdateInterrupts();
 
-    // ??????
+    // Change values pertaining to video mode
     void UpdateTiming();
 };
 
-#endif
+#endif // _VIDEOINTERFACE_H
 
 

Source/PluginSpecs/pluginspecs_video.h

@@ -69,7 +69,6 @@ typedef struct
 	TKeyPressed                     pKeyPress;
 
 	SCPFifoStruct                   *pCPFifo;
-	unsigned char                   *pVIRegs;
 	void *pMemoryBase;
 	bool bWii;
 	bool bUseDualCore;