sparc64: Implement NMI watchdog on capable cpus.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/include/asm/kdebug_64.h b/arch/sparc/include/asm/kdebug_64.h
index f905b77..feb3578 100644
--- a/arch/sparc/include/asm/kdebug_64.h
+++ b/arch/sparc/include/asm/kdebug_64.h
@@ -14,6 +14,8 @@
 	DIE_TRAP,
 	DIE_TRAP_TL1,
 	DIE_CALL,
+	DIE_NMI,
+	DIE_NMIWATCHDOG,
 };
 
 #endif