GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/plat/lotus/common/lotus_console.c

@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) Lotus. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ */
+
+#include <assert.h>
+#include <console.h>
+#include <debug.h>
+#include <pl011.h>
+#include <plat_lotus.h>
+#include <platform_def.h>
+
+/*******************************************************************************
+ * Functions that set up the console
+ ******************************************************************************/
+static console_t lotus_boot_console;
+static console_t lotus_runtime_console;
+
+/* Initialize the console to provide early debug support */
+void lotus_console_boot_init(void)
+{
+	int rc = console_pl011_register(PLAT_LOTUS_UART_BASE,
+					PLAT_LOTUS_UART_CLOCK,
+					PLAT_LOTUS_UART_BAUDRATE,
+					&lotus_boot_console);
+	if (rc == 0) {
+		/*
+		 * The crash console doesn't use the multi console API, it uses
+		 * the core console functions directly. It is safe to call panic
+		 * and let it print debug information.
+		 */
+		panic();
+	}
+
+	console_set_scope(&lotus_boot_console, CONSOLE_FLAG_BOOT);
+}
+
+void lotus_console_boot_end(void)
+{
+	(void)console_flush();
+
+	(void)console_unregister(&lotus_boot_console);
+}
+
+/* Initialize the runtime console */
+void lotus_console_runtime_init(void)
+{
+	int rc = console_pl011_register(PLAT_LOTUS_UART_BASE,
+					PLAT_LOTUS_UART_CLOCK,
+					PLAT_LOTUS_UART_BAUDRATE,
+					&lotus_runtime_console);
+	if (rc == 0)
+		panic();
+
+	console_set_scope(&lotus_runtime_console, CONSOLE_FLAG_RUNTIME);
+}
+
+void lotus_console_runtime_end(void)
+{
+	(void)console_flush();
+
+	(void)console_unregister(&lotus_runtime_console);
+}