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-rw-r--r--include/ppc405.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/ppc405.h b/include/ppc405.h
index 71ad12e..6be2a50 100644
--- a/include/ppc405.h
+++ b/include/ppc405.h
@@ -27,6 +27,15 @@
/*--------------------------------------------------------------------- */
#define srr2 0x3de /* save/restore register 2 */
#define srr3 0x3df /* save/restore register 3 */
+
+ /*
+ * 405 does not really have CSRR0/1 but SRR2/3 are used during critical
+ * exception for the exact same purposes - let's alias them and have a
+ * common handling in crit_return() and CRIT_EXCEPTION
+ */
+ #define csrr0 srr2
+ #define csrr1 srr3
+
#define dbsr 0x3f0 /* debug status register */
#define dbcr0 0x3f2 /* debug control register 0 */
#define dbcr1 0x3bd /* debug control register 1 */