From 00e38ed0bccfec0189560ef50af7880dbbb54f06 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Sun, 14 Jan 2024 21:49:30 +0100
Subject: [PATCH] Disable I/O port debug checking on 486+.

---
 src/io.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/io.c b/src/io.c
index d09b9c10f..6e4f190e5 100644
--- a/src/io.c
+++ b/src/io.c
@@ -287,6 +287,10 @@ io_debug_check_addr(uint16_t addr)
     int i = 0;
     int set_trap = 0;
 
+    /* Do nothing on 486+. */
+    if (is486)
+        return;
+
     if (!(dr[7] & 0xFF))
         return;