kernel: mutexes

kernel-src/include/mutex.h

@@ -0,0 +1,20 @@
+#ifndef _MUTEX_H
+#define _MUTEX_H
+
+#include <semaphore.h>
+
+typedef semaphore_t mutex_t;
+
+#define MUTEX_INIT(m) \
+	SEMAPHORE_INIT(m, 1);
+
+#define MUTEX_ACQUIRE(m, i) \
+	semaphore_wait(m, i)
+
+#define MUTEX_RELEASE(m) \
+	semaphore_signal(m)
+
+#define MUTEX_TRY(m) \
+	semaphore_test(m)
+
+#endif