From 8693f75b4df42df2fd434a22a65dee1636e50984 Mon Sep 17 00:00:00 2001
From: "Alex W. Jackson" <alex.w.jackson@gmail.com>
Date: Mon, 24 Mar 2025 15:10:46 -0400
Subject: [PATCH] Adjust MMC1 power-on state to fix Populous

---
 src/boards/mmc1.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/boards/mmc1.cpp b/src/boards/mmc1.cpp
index 2265aa7e..cccdd83a 100644
--- a/src/boards/mmc1.cpp
+++ b/src/boards/mmc1.cpp
@@ -169,7 +169,7 @@ static void MMC1CMReset(void) {
 	for (i = 0; i < 4; i++)
 		DRegs[i] = 0;
 	Buffer = BufferShift = 0;
-	DRegs[0] = 0x1F;
+	DRegs[0] = 0x0F;	// Populous (unreleased) doesn't initialize this and expects 8KB CHR mode
 
 	DRegs[1] = 0;
 	DRegs[2] = 0;	// Should this be something other than 0?