Add an lcsplx() ("splx for locore") like the other PowerPC ports

have.  This will allow us to share locore code with them.

sys/arch/ofppc/ofppc/machdep.c

@@ -1,4 +1,4 @@
-/*	$NetBSD: machdep.c,v 1.59 2000/09/24 12:32:37 jdolecek Exp $	*/
+/*	$NetBSD: machdep.c,v 1.60 2000/11/16 01:56:05 thorpej Exp $	*/
 
 /*
  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
@@ -85,6 +85,8 @@ char *bootpath;
 paddr_t msgbuf_paddr;
 vaddr_t msgbuf_vaddr;
 
+int	lcsplx(int);			/* called from locore.S */
+
 static int fake_spl __P((void));
 static int fake_splx __P((int));
 static void fake_setsoft __P((void));
@@ -672,6 +674,16 @@ callback(p)
 	panic("callback");	/* for now			XXX */
 }
 
+/*
+ * Perform an `splx()' for locore.
+ */
+int
+lcsplx(int ipl)
+{
+
+	return (splx(ipl));
+}
+
 /*
  * Initial Machine Interface.
  */