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

source/bootloader/u-boot-2020.01/lib/hang.c

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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2013
+ * Andreas Bießmann <andreas@biessmann.org>
+ *
+ * This file consolidates all the different hang() functions implemented in
+ * u-boot.
+ */
+
+#include <common.h>
+#include <bootstage.h>
+#include <os.h>
+
+/**
+ * hang - stop processing by staying in an endless loop
+ *
+ * The purpose of this function is to stop further execution of code cause
+ * something went completely wrong.  To catch this and give some feedback to
+ * the user one needs to catch the bootstage_error (see show_boot_progress())
+ * in the board code.
+ */
+void hang(void)
+{
+#if !defined(CONFIG_SPL_BUILD) || \
+		(CONFIG_IS_ENABLED(LIBCOMMON_SUPPORT) && \
+		 CONFIG_IS_ENABLED(SERIAL_SUPPORT))
+	puts("### ERROR ### Please RESET the board ###\n");
+#endif
+	bootstage_error(BOOTSTAGE_ID_NEED_RESET);
+	if (IS_ENABLED(CONFIG_SANDBOX))
+		os_exit(1);
+	for (;;)
+		;
+}