From 13ccf9a160f38eff5d0b85db28625a6dd38b191d Mon Sep 17 00:00:00 2001
From: Exzap <13877693+Exzap@users.noreply.github.com>
Date: Sat, 28 Jun 2025 21:43:40 +0200
Subject: [PATCH] MMU: Fix bit width for 32bit MMIO reads

This resolves the ghost input issue in N64 virtual console
---
 src/Cafe/HW/MMU/MMU.cpp | 2 +-
 src/Cafe/HW/MMU/MMU.h   | 2 +-
 src/Cafe/HW/SI/SI.cpp   | 1 -
 3 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Cafe/HW/MMU/MMU.cpp b/src/Cafe/HW/MMU/MMU.cpp
index 04ee8877..f88c3d0d 100644
--- a/src/Cafe/HW/MMU/MMU.cpp
+++ b/src/Cafe/HW/MMU/MMU.cpp
@@ -500,7 +500,7 @@ namespace MMU
 
 	// todo - instead of passing the physical address to Read/WriteMMIO we should pass an interface id and a relative address? This would allow remapping the hardware address (tho we can just unregister + register at different addresses)
 
-	uint16 ReadMMIO_32(PAddr address)
+	uint32 ReadMMIO_32(PAddr address)
 	{
 		cemu_assert_debug((address & 0x3) == 0);
 		auto itr = g_mmioHandlerR32->find(address);
diff --git a/src/Cafe/HW/MMU/MMU.h b/src/Cafe/HW/MMU/MMU.h
index 794785fa..a8367f88 100644
--- a/src/Cafe/HW/MMU/MMU.h
+++ b/src/Cafe/HW/MMU/MMU.h
@@ -261,7 +261,7 @@ namespace MMU
 
 	void WriteMMIO_32(PAddr address, uint32 value);
 	void WriteMMIO_16(PAddr address, uint16 value);
-	uint16 ReadMMIO_32(PAddr address);
+	uint32 ReadMMIO_32(PAddr address);
 	uint16 ReadMMIO_16(PAddr address);
 
 }
diff --git a/src/Cafe/HW/SI/SI.cpp b/src/Cafe/HW/SI/SI.cpp
index 16cfb894..026543d8 100644
--- a/src/Cafe/HW/SI/SI.cpp
+++ b/src/Cafe/HW/SI/SI.cpp
@@ -87,7 +87,6 @@ namespace HW_SI
 
 	HWREG::SICOMCSR SI_COMCSR_R32(PAddr addr)
 	{
-		//cemuLog_logDebug(LogType::Force, "Read SICOMCSR");
 		return g_si.registerState.sicomcsr;
 	}