add: Microblaze V5 exception handling

1 files changed, 8 insertions, 0 deletions

diff --git a/include/asm-microblaze/asm.h b/include/asm-microblaze/asm.h
index 26e369119e..8302ed8850 100755
--- a/include/asm-microblaze/asm.h
+++ b/include/asm-microblaze/asm.h
@@ -48,12 +48,20 @@
 	__asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val));
 
 /* CPU dependent */
+/* machine status register */
 #define MFS(val) \
 	__asm__ __volatile__ ("mfs %0, rmsr":"=r" (val));
 
 #define MTS(val) \
 	__asm__ __volatile__ ("mts rmsr, %0"::"r" (val));
 
+/* exception status register */
+#define MFSEAR(val) \
+	__asm__ __volatile ("mfs %0,rear":"=r" (val));
+
+#define MFSESR(val) \
+	__asm__ __volatile ("mfs %0,resr":"=r" (val));
+
 /* get return address from interrupt */
 #define R14(val) \
 	__asm__ __volatile__ ("addi %0, r14, 0":"=r" (val));