first commit for chrg

2025-08-16 22:58:22 +08:00
commit 52a3ed5862
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+/*
+ * Copyright (c) 2006-2023, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2023-10-11     zmshahaha    move from <rtdef.h>
+ */
+
+#ifndef __CHAR_H__
+#define __CHAR_H__
+
+#include <rtdef.h>
+
+/* char device commands*/
+#define RT_DEVICE_CTRL_CHAR_STREAM      (RT_DEVICE_CTRL_BASE(Char) + 1)             /**< stream mode on char device */
+
+#endif /* __CHAR_H__ */