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Andreas Bießmannd2eae432013-04-18 22:48:50 +00001/*
2 * (C) Copyright 2013
Andreas Bießmann09c2b8f2016-05-01 03:46:16 +02003 * Andreas Bießmann <andreas@biessmann.org>
Andreas Bießmannd2eae432013-04-18 22:48:50 +00004 *
5 * This file consolidates all the different hang() functions implemented in
6 * u-boot.
7 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02008 * SPDX-License-Identifier: GPL-2.0+
Andreas Bießmannd2eae432013-04-18 22:48:50 +00009 */
10
11#include <common.h>
12#include <bootstage.h>
13
14/**
15 * hang - stop processing by staying in an endless loop
16 *
17 * The purpose of this function is to stop further execution of code cause
18 * something went completely wrong. To catch this and give some feedback to
19 * the user one needs to catch the bootstage_error (see show_boot_progress())
20 * in the board code.
21 */
22void hang(void)
23{
24#if !defined(CONFIG_SPL_BUILD) || (defined(CONFIG_SPL_LIBCOMMON_SUPPORT) && \
25 defined(CONFIG_SPL_SERIAL_SUPPORT))
26 puts("### ERROR ### Please RESET the board ###\n");
27#endif
28 bootstage_error(BOOTSTAGE_ID_NEED_RESET);
29 for (;;)
30 ;
31}