Added GameFix for Transformers and Test Drive Unlimited to solve the slow booting issue, Test Drive is now playable at least :P. Also tidied up a small bit of VIF DIRECT/HL, no functional changes made.

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4608 96395faa-99c1-11dd-bbfe-3dabce05a288

pcsx2/Config.h

@@ -52,6 +52,7 @@ enum GamefixId
 	Fix_SkipMpeg,
 	Fix_OPHFlag,
 	Fix_DMABusy,
+	Fix_VIFFIFO,
 
 	GamefixId_COUNT
 };
@@ -341,7 +342,8 @@ struct Pcsx2Config
 				EETimingHack	:1,		// General purpose timing hack.
 				SkipMPEGHack	:1,		// Skips MPEG videos (Katamari and other games need this)
 				OPHFlagHack		:1,		// Bleach Blade Battlers
-				DMABusyHack		:1;		// Denies writes to the DMAC when it's busy. This is correct behaviour but bad timing can cause problems.
+				DMABusyHack		:1,		// Denies writes to the DMAC when it's busy. This is correct behaviour but bad timing can cause problems.
+				VIFFIFOHack		:1;     // Pretends to fill the non-existant VIF FIFO Buffer.
 		BITFIELD_END
 
 		GamefixOptions();
@@ -487,6 +489,7 @@ TraceLogFilters&				SetTraceConfig();
 #define CHECK_SKIPMPEGHACK			(EmuConfig.Gamefixes.SkipMPEGHack)	 // Finds sceMpegIsEnd pattern to tell the game the mpeg is finished (Katamari and a lot of games need this)
 #define CHECK_OPHFLAGHACK			(EmuConfig.Gamefixes.OPHFlagHack)	 // Bleach Blade Battlers
 #define CHECK_DMABUSYHACK			(EmuConfig.Gamefixes.DMABusyHack)    // Denies writes to the DMAC when it's busy. This is correct behaviour but bad timing can cause problems.
+#define CHECK_VIFFIFOHACK			(EmuConfig.Gamefixes.VIFFIFOHack)    // Pretends to fill the non-existant VIF FIFO Buffer.
 
 //------------ Advanced Options!!! ---------------
 #define CHECK_VU_OVERFLOW			(EmuConfig.Cpu.Recompiler.vuOverflow)

pcsx2/HwRead.cpp

@@ -136,6 +136,11 @@ mem32_t __fastcall _hwRead32(u32 mem)
 		}
 		break;
 	}
+	//Hack for Transformers and Test Drive Unlimited to simulate filling the VIF FIFO
+	//It actually stalls VIF a few QW before the end of the transfer, so we need to pretend its all gone
+	//else itll take aaaaaaaaages to boot.
+	if(mem == (D1_CHCR + 0x10) && CHECK_VIFFIFOHACK) 
+		return psHu32(mem) + (vif1ch.qwc * 16);
 
 	return psHu32(mem);
 }

pcsx2/Pcsx2Config.cpp

@@ -252,7 +252,8 @@ const wxChar *const tbl_GamefixNames[] =
 	L"EETiming",
 	L"SkipMpeg",
 	L"OPHFlag",
-	L"DMABusy"
+	L"DMABusy",
+	L"VIFFIFO"
 };
 
 const __fi wxChar* EnumToString( GamefixId id )
@@ -310,6 +311,7 @@ void Pcsx2Config::GamefixOptions::Set( GamefixId id, bool enabled )
 		case Fix_SkipMpeg:		SkipMPEGHack		= enabled;	break;
 		case Fix_OPHFlag:		OPHFlagHack			= enabled;  break;
 		case Fix_DMABusy:		DMABusyHack			= enabled;  break;
+		case Fix_VIFFIFO:		VIFFIFOHack			= enabled;  break;
 
 		jNO_DEFAULT;
 	}
@@ -331,8 +333,9 @@ bool Pcsx2Config::GamefixOptions::Get( GamefixId id ) const
 		case Fix_SkipMpeg:		return SkipMPEGHack;
 		case Fix_OPHFlag:		return OPHFlagHack;
 		case Fix_DMABusy:		return DMABusyHack;
+		case Fix_VIFFIFO:		return VIFFIFOHack;
 		
-		jNO_DEFAULT
+		jNO_DEFAULT;
 	}
 	return false;		// unreachable, but we still need to suppress warnings >_<
 }
@@ -352,6 +355,7 @@ void Pcsx2Config::GamefixOptions::LoadSave( IniInterface& ini )
 	IniBitBool( SkipMPEGHack );
 	IniBitBool( OPHFlagHack );
 	IniBitBool( DMABusyHack );
+	IniBitBool( VIFFIFOHack );
 }
 
 Pcsx2Config::Pcsx2Config()

pcsx2/Vif_Codes.cpp

@@ -200,19 +200,16 @@ template<int idx> __fi int _vifCode_Direct(int pass, const u8* data, bool isDire
 			// only seems to happen on TTE mode transfers with their split-64-bit packets, there shouldn't
 			// be any need to worry about queuing more than 16 bytes of data,
 			//
-
-			
-
-			ret = 0;
 			minSize = aMin(minSize, 4-partial_count);
+			
 			for( uint i=0; i<(minSize & 3); ++i)
 			{
 				partial_write[partial_count++] = ((u32*)data)[i];
-				ret++;
+				
 			}
 
 			pxAssume( partial_count <= 4 );
-			
+						
 			if (partial_count == 4)
 			{
 				GetMTGS().PrepDataPacket(GIF_PATH_2, 1);
@@ -220,6 +217,8 @@ template<int idx> __fi int _vifCode_Direct(int pass, const u8* data, bool isDire
 				GetMTGS().SendDataPacket();
 				partial_count = 0;
 			}
+
+			ret = minSize;
 		}
 		else
 		{
@@ -242,7 +241,9 @@ template<int idx> __fi int _vifCode_Direct(int pass, const u8* data, bool isDire
 		{
 			vif1.cmd = 0;
 		}
+
 		vif1.vifstalled    = true;
+
 		return ret;
 	}
 	return 0;

pcsx2/gui/Panels/GameFixesPanel.cpp

@@ -90,6 +90,14 @@ Panels::GameFixesPanel::GameFixesPanel( wxWindow* parent )
 				L"Known to affect following games:\n"
 				L" * Mana Khemia 1 (Going \"off campus\")\n"
 			)
+		},
+		{
+			_("Simulate VIF1 FIFO read ahead. Fixes slow loading games."),
+			pxEt( "!ContextTip:Gamefixes:VIF1 FIFO hack",
+				L"Known to affect following games:\n"
+				L" * Test Drive Unlimited\n"
+				L" * Transformers"
+			)
 		}
 	};