First commit XiUOS

board/kd233/include/sleep.h

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+/* Copyright 2018 Canaan Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+* @file sleep.h
+* @brief add from Canaan K210 SDK
+*               https://canaan-creative.com/developer
+* @version 1.0 
+* @author AIIT XUOS Lab
+* @date 2021-04-25
+*/
+
+#ifndef _BSP_SLEEP_H
+#define _BSP_SLEEP_H
+
+#include "encoding.h"
+#include "clint.h"
+#include "syscalls.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int usleep(uint64_t usec);
+int msleep(uint64_t msec);
+unsigned int sleep(unsigned int seconds);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _BSP_SLEEP_H */
+