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-rw-r--r--include/cpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/cpu.h b/include/cpu.h
index c200016..6dbaa74 100644
--- a/include/cpu.h
+++ b/include/cpu.h
@@ -91,5 +91,7 @@ static inline void* getirqstack(void)
#define SYS_TIME 1
#define SYS_SCHED 2
#define SYS_FREE_STACK 3
+#define SYS_LOCK 4
+#define SYS_UNLOCK 5
#endif