DDB ibmnws kernel boot

[Andrey Petrov <petrov%netbsd.org@localhost>]

I was unable to boot custom ibmnws DDB kernel until I hacked it
slightly.

Index: ibmnws/locore.S
===================================================================
RCS file: /cvsroot/src/sys/arch/ibmnws/ibmnws/locore.S,v
retrieving revision 1.1
diff -u -p -r1.1 locore.S
--- ibmnws/locore.S     19 Oct 2003 03:33:50 -0000      1.1
+++ ibmnws/locore.S     2 Nov 2004 21:14:43 -0000
@@ -128,17 +128,16 @@ __start_:
        isync
 
 /* compute end of kernel memory */
-#if defined(DDB) || defined(KERNFS)
+#if 0 && (defined(DDB) || defined(KERNFS))
        lis     7,_C_LABEL(startsym)@ha
        addi    7,7,_C_LABEL(startsym)@l
        stw     3,0(7)
        lis     7,_C_LABEL(endsym)@ha
        addi    7,7,_C_LABEL(endsym)@l
        stw     4,0(7)
-#else
+#endif
        lis     4,_C_LABEL(end)@ha
        addi    4,4,_C_LABEL(end)@l
-#endif
 
        INIT_CPUINFO(4,1,9,0)