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Andreas Bießmannd2eae432013-04-18 22:48:50 +00001/*
2 * (C) Copyright 2013
3 * Andreas Bießmann <andreas.devel@googlemail.com>
4 *
5 * This file consolidates all the different hang() functions implemented in
6 * u-boot.
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27#include <common.h>
28#include <bootstage.h>
29
30/**
31 * hang - stop processing by staying in an endless loop
32 *
33 * The purpose of this function is to stop further execution of code cause
34 * something went completely wrong. To catch this and give some feedback to
35 * the user one needs to catch the bootstage_error (see show_boot_progress())
36 * in the board code.
37 */
38void hang(void)
39{
40#if !defined(CONFIG_SPL_BUILD) || (defined(CONFIG_SPL_LIBCOMMON_SUPPORT) && \
41 defined(CONFIG_SPL_SERIAL_SUPPORT))
42 puts("### ERROR ### Please RESET the board ###\n");
43#endif
44 bootstage_error(BOOTSTAGE_ID_NEED_RESET);
45 for (;;)
46 ;
47}