From 30dc65121dc37ad5faf33ca842fd8d63f425f04f Mon Sep 17 00:00:00 2001
From: kynex7510 <nikkitten3@gmail.com>
Date: Wed, 20 Nov 2024 01:03:20 +0100
Subject: [PATCH] Init gpu interrupt queue header

---
 libctru/source/services/gspgpu.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/libctru/source/services/gspgpu.c b/libctru/source/services/gspgpu.c
index 27d7cb6..694829c 100644
--- a/libctru/source/services/gspgpu.c
+++ b/libctru/source/services/gspgpu.c
@@ -184,6 +184,12 @@ Result gspInit(void)
 	gspSharedMem = mappableAlloc(0x1000);
 	svcMapMemoryBlock(gspSharedMemHandle, (u32)gspSharedMem, MEMPERM_READWRITE, MEMPERM_DONTCARE);
 
+	// Initialize interrupt queue header
+	s32* sharedGspCmdBuf = (s32*)((u8*)gspSharedMem + 0x800 + gspThreadId*0x200);
+	do {
+		__ldrex(sharedGspCmdBuf);
+	} while (__strex(sharedGspCmdBuf, 0));
+
 	// Start event handling thread
 	gspRunEvents = true;
 	gspLastEvent = -1;