Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources

csky/csi_kernel/rhino/common/k_cpuset.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2018 Alibaba Group Holding Limited
+ */
+
+/*
+modification history
+--------------------
+21jan2018,WangMin  writen.
+*/
+
+/*
+DESCRIPTION
+This file provides base type of cpu set and method for cpu set.
+*/
+
+#ifndef __cpuset_h__
+#define __cpuset_h__
+
+#include "k_atomic.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* typedefs */
+
+typedef unsigned int             cpuset_t;
+
+#define CPUSET_ATOMIC_SET(cpuset, n)                \
+	(void) rhino_atomic_or ((atomic_t *) &(cpuset), 1 << (n))
+#define CPUSET_ATOMIC_CLR(cpuset, n)                \
+	(void) rhino_atomic_and ((atomic_t *) &(cpuset), ~((1 << (n))))
+#define CPUSET_ATOMIC_COPY(cpusetDst, cpusetSrc)    \
+    (void) rhino_atomic_set ((atomic_t *) &(cpusetDst), (atomic_t) (cpusetSrc))
+
+#define CPUSET_CLR(cpuset, n)       ((cpuset) &= ~(1 << (n)))
+#define CPUSET_ZERO(cpuset)         ((cpuset) = 0)
+#define CPUSET_IS_ZERO(cpuset)      ((cpuset) == 0)
+#define CPUSET_SET(cpuset, n)       ((cpuset) |= (1 << (n)))
+#define CPUSET_ISSET(cpuset, n)     ((cpuset) & (1 << (n)))
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __cpuset_h__ */
+