[ppc] Fix build breakage for all non-4xx PowerPC variants.
- adapt to the more generic EXCEPTION_PROLOG and CRIT_EXCEPTION macros
- minor 4xx cleanup
diff --git a/include/mpc824x.h b/include/mpc824x.h
index 30fc795..4bd8863 100644
--- a/include/mpc824x.h
+++ b/include/mpc824x.h
@@ -142,6 +142,8 @@
#define EXC_OFF_JMDDI 0x1600 /* Java Mode denorm detect Interr -- WTF??*/
#define EXC_OFF_RMTE 0x2000 /* Run Mode or Trace Exception */
+#define _START_OFFSET EXC_OFF_SYS_RESET
+
#define MAP_A_CONFIG_ADDR_HIGH 0x8000 /* Upper half of CONFIG_ADDR for Map A */
#define MAP_A_CONFIG_ADDR_LOW 0x0CF8 /* Lower half of CONFIG_ADDR for Map A */
#define MAP_A_CONFIG_DATA_HIGH 0x8000 /* Upper half of CONFIG_DAT for Map A */