Workaround for motogp setting a bogus framebuffer address.

Core/HLE/FunctionWrappers.h

@@ -167,6 +167,16 @@ template<u32 func(u32, u32, u32, u32)> void WrapU_UUUU() {
   RETURN(retval);
 }
 
+template<u32 func(u32, u32, u32, int)> void WrapU_UUUI() {
+	u32 retval = func(PARAM(0), PARAM(1), PARAM(2), PARAM(3));
+	RETURN(retval);
+}
+
+template<u32 func(u32, int, int, int)> void WrapU_UIII() {
+	u32 retval = func(PARAM(0), PARAM(1), PARAM(2), PARAM(3));
+	RETURN(retval);
+}
+
 template<int func(int, u32, u32, u32, u32)> void WrapI_IUUUU() {
   int retval = func(PARAM(0), PARAM(1), PARAM(2), PARAM(3), PARAM(4));
   RETURN(retval);

Core/HLE/sceDisplay.cpp

@@ -229,10 +229,19 @@ void sceDisplaySetFramebuf()
 	RETURN(0);
 }
 
-void sceDisplayGetFramebuf()
+u32 sceDisplayGetFramebuf(u32 topaddrPtr, u32 linesizePtr, u32 pixelFormatPtr, int mode)
 {
-	DEBUG_LOG(HLE,"sceDisplayGetFramebuf()");	
-	RETURN(framebuf.topaddr);
+	DEBUG_LOG(HLE,"sceDisplayGetFramebuf(%08x, %08x, %08x, %i)");
+	
+	const FrameBufferState &fbState = mode == 1 ? latchedFramebuf : framebuf;
+	if (Memory::IsValidAddress(topaddrPtr))
+		Memory::Write_U32(fbState.topaddr, topaddrPtr);
+	if (Memory::IsValidAddress(linesizePtr))
+		Memory::Write_U32(fbState.pspFramebufLinesize, linesizePtr);
+	if (Memory::IsValidAddress(pixelFormatPtr))
+		Memory::Write_U32(fbState.pspFramebufFormat, pixelFormatPtr);
+
+	return 0;
 }
 
 void sceDisplayWaitVblankStart()
@@ -302,6 +311,7 @@ const HLEFunction sceDisplay[] =
 {
 	{0x0E20F177,&WrapU_UUU<sceDisplaySetMode>, "sceDisplaySetMode"},
 	{0x289D82FE,sceDisplaySetFramebuf, "sceDisplaySetFramebuf"},
+	{0xEEDA2E54,&WrapU_UUUI<sceDisplayGetFramebuf>,"sceDisplayGetFrameBuf"},
 	{0x36CDFADE,sceDisplayWaitVblank, "sceDisplayWaitVblank"},
 	{0x984C27E7,sceDisplayWaitVblankStart, "sceDisplayWaitVblankStart"},
 	{0x8EB9EC49,sceDisplayWaitVblankCB, "sceDisplayWaitVblankCB"},
@@ -312,12 +322,9 @@ const HLEFunction sceDisplay[] =
 	{0x773dd3a3,sceDisplayGetCurrentHcount,"sceDisplayGetCurrentHcount"},
 	{0x210eab3a,sceDisplayGetAccumulatedHcount,"sceDisplayGetAccumulatedHcount"},
 	{0x9C6EAAD7,sceDisplayGetVcount,"sceDisplayGetVcount"},
-	{0x984C27E7,0,"sceDisplayWaitVblankStart"},
 	{0xDEA197D4,0,"sceDisplayGetMode"},
 	{0x7ED59BC4,0,"sceDisplaySetHoldMode"},
 	{0xA544C486,0,"sceDisplaySetResumeMode"},
-	{0x289D82FE,0,"sceDisplaySetFrameBuf"},
-	{0xEEDA2E54,sceDisplayGetFramebuf,"sceDisplayGetFrameBuf"},
 	{0xB4F378FA,0,"sceDisplayIsForeground"},
 	{0x31C4BAA8,0,"sceDisplayGetBrightness"},
 	{0x4D4E10EC,sceDisplayIsVblank,"sceDisplayIsVblank"},

GPU/GLES/DisplayListInterpreter.cpp

@@ -89,9 +89,13 @@ void GLES_GPU::BeginFrame()
 
 void GLES_GPU::SetDisplayFramebuffer(u32 framebuf, u32 stride, int format)
 {
-	displayFramebufPtr_ = framebuf;
-	displayStride_ = stride;
-	displayFormat_ = format;
+	if (framebuf & 0x04000000) {
+		displayFramebufPtr_ = framebuf;
+		displayStride_ = stride;
+		displayFormat_ = format;
+	} else {
+		DEBUG_LOG(HLE, "Bogus framebufffer address: %08x", framebuf);
+	}
 }
 
 void GLES_GPU::CopyDisplayToOutput()
@@ -135,6 +139,8 @@ GLES_GPU::VirtualFramebuffer *GLES_GPU::GetDisplayFBO()
 			return *iter;
 		}
 	}
+
+
 	return 0;
 }
 

GPU/GLES/Framebuffer.cpp

@@ -193,7 +193,7 @@ void DisplayDrawer_DrawFramebuffer(u8 *framebuf, int pixelFormat, int linesize)
 	DrawActiveTexture(480, 272);
 }
 
-void DrawActiveTexture(int w, int h, bool flip) 
+void DrawActiveTexture(float w, float h, bool flip) 
 {
 	float u2 = 1.0f;
 	float v1 = flip ? 1.0 : 0.0f;

GPU/GLES/Framebuffer.h

@@ -32,4 +32,4 @@ enum PspDisplayPixelFormat {
 void DisplayDrawer_Init();
 void DisplayDrawer_DrawFramebuffer(u8 *framebuf, int pixelFormat, int linesize);
 void DisplayDrawer_Shutdown();
-void DrawActiveTexture(int w, int h, bool flip = false);
+void DrawActiveTexture(float w, float h, bool flip = false);