xref: /openbmc/u-boot/lib/hang.c (revision 174245b9)
1 /*
2  * (C) Copyright 2013
3  * Andreas Bießmann <andreas@biessmann.org>
4  *
5  * This file consolidates all the different hang() functions implemented in
6  * u-boot.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
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  */
22 void 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 }
32