First commit XiUOS

kernel/include/xs_delay.h

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+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file:    xs_delay.h
+* @brief:   function declaration and structure defintion of delay
+* @version: 1.0
+* @author:  AIIT XUOS Lab
+* @date:    2020/3/11
+*
+*/
+
+#ifndef XS_DELAY_H
+#define XS_DELAY_H
+
+#include <xsconfig.h>
+#include <xs_kdbg.h>
+#include <xs_base.h>
+#include <xs_klist.h>
+
+#define TASK_DELAY_INACTIVE 0
+#define TASK_DELAY_ACTIVE   1
+
+struct Delay {
+	struct TaskDescriptor *task;
+	x_ticks_t ticks;
+	uint8 status;
+	DoubleLinklistType  link;
+};
+typedef  struct Delay *delay_t;
+
+x_err_t KTaskSetDelay(struct TaskDescriptor *task, x_ticks_t ticks);
+x_err_t KTaskUnSetDelay(struct TaskDescriptor *task);
+void CheckTaskDelay(void);
+
+#endif