From 6f25e20c6a0c5b4027fffe2bea0116728018e7df Mon Sep 17 00:00:00 2001
From: Tillmann Karras <tilkax@gmail.com>
Date: Sat, 16 Nov 2024 16:08:54 +0000
Subject: VideoCommon: reset some CP registers during PI_FIFO_RESET

This fixes the shutdown error in SpongeBob Globs of Doom.
---
 Source/Core/VideoCommon/CommandProcessor.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'Source/Core/VideoCommon/CommandProcessor.h')

diff --git a/Source/Core/VideoCommon/CommandProcessor.h b/Source/Core/VideoCommon/CommandProcessor.h
index fcd81a893e..e4bb4cd136 100644
--- a/Source/Core/VideoCommon/CommandProcessor.h
+++ b/Source/Core/VideoCommon/CommandProcessor.h
@@ -60,6 +60,7 @@ enum
   CTRL_REGISTER = 0x02,
   CLEAR_REGISTER = 0x04,
   PERF_SELECT = 0x06,
+  UNK_0A_REGISTER = 0x0A,
   FIFO_BASE_LO = 0x20,
   FIFO_BASE_HI = 0x22,
   FIFO_END_LO = 0x24,
@@ -142,7 +143,8 @@ union UCPClearReg
   {
     u16 ClearFifoOverflow : 1;
     u16 ClearFifoUnderflow : 1;
-    u16 ClearMetrices : 1;
+    // set by GXClearGPMetric
+    u16 ClearMetrics : 1;
     u16 : 13;
   };
   u16 Hex;
@@ -178,6 +180,7 @@ public:
   void SetCpClearRegister();
   void SetCpControlRegister();
   void SetCpStatusRegister();
+  void ResetFifo();
 
   void HandleUnknownOpcode(u8 cmd_byte, const u8* buffer, bool preprocess);
 
@@ -194,6 +197,8 @@ private:
   UCPStatusReg m_cp_status_reg;
   UCPCtrlReg m_cp_ctrl_reg;
   UCPClearReg m_cp_clear_reg;
+  u16 m_perf_select = 0;
+  u16 m_unk_0a_reg = 0;
 
   u16 m_bbox_left = 0;
   u16 m_bbox_top = 0;
-- 
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