Here is a patch for what I changed.
Index: libgloss/m68k/cf-crt1.c
===================================================================
RCS file: /cvs/src/src/libgloss/m68k/cf-crt1.c,v
retrieving revision 1.3
diff -u -r1.3 cf-crt1.c
--- libgloss/m68k/cf-crt1.c 30 May 2007 18:33:56 -0000 1.3
+++ libgloss/m68k/cf-crt1.c 13 Jun 2008 23:46:24 -0000
@@ -68,7 +68,7 @@
/* Set the VBR. */
__asm__ __volatile__ ("movec.l %0,%/vbr" :: "r" (__interrupt_vector));
-#ifndef __mcf_family_5213
+#if !defined(__mcf_family_5213) && !defined(__mcf_family_51qe)
/* Flush & enable the caches */
#define CACR_CINV (1 << 24)
#define CACR_CENB (1 << 31)