summaryrefslogtreecommitdiff
path: root/lib/hang.c
blob: 2735774f9a4061c8252cc735ce66558c3ac5f4bc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
// 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 <hang.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))
	puts("### ERROR ### Please RESET the board ###\n");
#endif
	bootstage_error(BOOTSTAGE_ID_NEED_RESET);
	if (IS_ENABLED(CONFIG_SANDBOX))
		os_exit(1);
	for (;;)
		;
}