From ca37549a2285caf8a57e19aac63a5021e27e3b6c Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Fri, 21 Dec 2012 13:37:01 -0800
Subject: [PATCH] Be more precise about the conditions which describe sitting
 at the VAX 3900 boot rom character prompt to enable CPU idling there.

---
 VAX/vax_cpu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/VAX/vax_cpu.c b/VAX/vax_cpu.c
index 8327513b..11cc622d 100644
--- a/VAX/vax_cpu.c
+++ b/VAX/vax_cpu.c
@@ -2181,6 +2181,7 @@ for ( ;; ) {
             BRANCHB (brdisp);
             if (((PSL & PSL_IS) != 0) &&                /* on IS? */
                 (PSL_GETIPL (PSL) == 0x1F) &&           /* at IPL 31 */
+                (mapen == 0) &&                         /* Running from ROM */
                 (fault_PC == 0x2004361B))               /* Boot ROM Character Prompt */
                 cpu_idle();
             }