From ff20f95258a23d9428f5f0ada4d222da306bdcf5 Mon Sep 17 00:00:00 2001 From: bladeoner Date: Mon, 8 Feb 2021 16:47:39 +0100 Subject: [PATCH] Snes9x - memmap: Add a comment about the new hack detection. (#963) --- source/snes9x/memmap.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/source/snes9x/memmap.cpp b/source/snes9x/memmap.cpp index bfaae86..46540f0 100644 --- a/source/snes9x/memmap.cpp +++ b/source/snes9x/memmap.cpp @@ -1126,6 +1126,8 @@ int CMemory::ScoreHiROM (bool8 skip_header, int32 romoff) uint8 *buf = ROM + 0xff00 + romoff + (skip_header ? 0x200 : 0); int score = 0; + // Check for extended HiROM expansion used in Mother 2 Deluxe et al. + // Looks for size byte 13 (8MB) and an actual ROM size greater than 4MB if (buf[0xd7] == 13 && CalculatedSize > 1024 * 1024 * 4) score += 5;