From 83b336f36cf79d028e1b8d15f4725027991494c5 Mon Sep 17 00:00:00 2001
From: volkenborn <volkenborn@yahoo.com>
Date: Wed, 11 Dec 2024 11:14:35 +0100
Subject: [PATCH] (at least) Funhouse writes to ROM region

---
 src/wpc/wmssnd.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/wpc/wmssnd.c b/src/wpc/wmssnd.c
index ea7f08639..f4e7b9809 100644
--- a/src/wpc/wmssnd.c
+++ b/src/wpc/wmssnd.c
@@ -1078,6 +1078,7 @@ static MEMORY_WRITE_START(wpcs_writemem)
   { 0x3400, 0x3400, hc55516_0_digit_clock_clear_w }, /* 3400-37ff */
   { 0x3800, 0x3800, wpcs_volume_w }, /* 3800-3bff */
   { 0x3c00, 0x3c00, wpcs_latch_w },  /* 3c00-3fff */
+  { 0xc000, 0xffff, MWA_NOP },
 MEMORY_END
 
 #else
@@ -1099,6 +1100,7 @@ static MEMORY_WRITE_START(wpcs_writemem)
   { 0x3400, 0x3400, hc55516_0_digit_clock_clear_w }, /* 3400-37ff */
   { 0x3800, 0x3800, wpcs_volume_w }, /* 3800-3bff */
   { 0x3c00, 0x3c00, wpcs_latch_w },  /* 3c00-3fff */
+  { 0xc000, 0xffff, MWA_NOP },
 MEMORY_END
 #endif