建立工程，成功创建两个虚拟串口

source/OpenAMP/libmetal/lib/system/freertos/init.c

@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2016, Xilinx Inc. and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/*
+ * @file	freertos/init.c
+ * @brief	FreeRTOS libmetal initialization.
+ */
+
+#include <metal/sys.h>
+#include <metal/utilities.h>
+#include <metal/device.h>
+
+struct metal_state _metal;
+
+int metal_sys_init(const struct metal_init_params *params)
+{
+	metal_unused(params);
+	metal_bus_register(&metal_generic_bus);
+	return 0;
+}
+
+void metal_sys_finish(void)
+{
+	metal_bus_unregister(&metal_generic_bus);
+}