Index: kern_shutdown.c
===================================================================
RCS file: /usr/repo/src/sys/kern/kern_shutdown.c,v
retrieving revision 1.177
diff -u -p -r1.177 kern_shutdown.c
--- kern_shutdown.c	6 Feb 2006 10:12:00 -0000	1.177
+++ kern_shutdown.c	12 Mar 2006 14:45:10 -0000
@@ -478,6 +478,20 @@ shutdown_reset(void *junk, int howto)
 	/* NOTREACHED */ /* assuming reset worked */
 }
 
+#ifdef VTSWITCH_ON_PANIC
+#include <dev/syscons/syscons.h>
+
+static void
+vtswitch(void)
+{
+	sc_softc_t *sc;
+
+	sc = sc_get_softc(0, SC_KERNEL_CONSOLE);
+	if (sc != NULL)
+		sc_switch_scr(sc, 0);
+}
+#endif
+
 #ifdef SMP
 static u_int panic_cpu = NOCPU;
 #endif
@@ -535,6 +549,10 @@ panic(const char *fmt, ...)
 	printf("cpuid = %d\n", PCPU_GET(cpuid));
 #endif
 
+#ifdef VTSWITCH_ON_PANIC
+	vtswitch();
+#endif
+
 #ifdef KDB
 	if (newpanic && trace_on_panic)
 		kdb_backtrace();