From 974b1094f34c0689ed55c1c7010acfa334f7e553 Mon Sep 17 00:00:00 2001
From: smea <smealum@gmail.com>
Date: Sun, 2 Nov 2014 21:10:56 -0800
Subject: [PATCH] GPUCMD_FlushAndRun

---
 libctru/include/3ds/gpu/gpu.h |  1 +
 libctru/source/gpu/gpu.c      | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/libctru/include/3ds/gpu/gpu.h b/libctru/include/3ds/gpu/gpu.h
index 16f5b8f..ef32e46 100644
--- a/libctru/include/3ds/gpu/gpu.h
+++ b/libctru/include/3ds/gpu/gpu.h
@@ -5,6 +5,7 @@ void GPU_Reset(u32* gxbuf, u32* gpuBuf, u32 gpuBufSize);
 
 void GPUCMD_SetBuffer(u32* adr, u32 size, u32 offset);
 void GPUCMD_Run(u32* gxbuf);
+void GPUCMD_FlushAndRun(u32* gxbuf);
 void GPUCMD_Add(u32 cmd, u32* param, u32 paramlength);
 void GPUCMD_AddSingleParam(u32 cmd, u32 param);
 void GPUCMD_Finalize();
diff --git a/libctru/source/gpu/gpu.c b/libctru/source/gpu/gpu.c
index 96ad76e..8f1b7bc 100644
--- a/libctru/source/gpu/gpu.c
+++ b/libctru/source/gpu/gpu.c
@@ -28,11 +28,20 @@ void GPUCMD_SetBuffer(u32* adr, u32 size, u32 offset)
 
 void GPUCMD_Run(u32* gxbuf)
 {
-	//should wait for some event here
 	GX_SetCommandList_First(gxbuf, gpuCmdBuf, gpuCmdBufOffset*4, NULL, 0, NULL, 0);
 	GX_SetCommandList_Last(gxbuf, gpuCmdBuf, gpuCmdBufOffset*4, 0x0);
 }
 
+extern u32 __linear_heap_size;
+extern u32* __linear_heap;
+
+void GPUCMD_FlushAndRun(u32* gxbuf)
+{
+	//take advantage of GX_SetCommandList_First to flush gsp heap
+	GX_SetCommandList_First(gxbuf, gpuCmdBuf, gpuCmdBufOffset*4, __linear_heap, __linear_heap_size, NULL, 0);
+	GX_SetCommandList_Last(gxbuf, gpuCmdBuf, gpuCmdBufOffset*4, 0x0);
+}
+
 void GPUCMD_Add(u32 cmd, u32* param, u32 paramlength)
 {
 	u32 zero=0x0;