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83d290c5 1// SPDX-License-Identifier: GPL-2.0+
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2/*
3 * (C) Copyright 2013
09c2b8f3 4 * Andreas Bießmann <andreas@biessmann.org>
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5 *
6 * This file consolidates all the different hang() functions implemented in
7 * u-boot.
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8 */
9
d2eae43b 10#include <bootstage.h>
db41d65a 11#include <hang.h>
467382ca 12#include <stdio.h>
f2980ece 13#include <os.h>
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14
15/**
16 * hang - stop processing by staying in an endless loop
17 *
18 * The purpose of this function is to stop further execution of code cause
19 * something went completely wrong. To catch this and give some feedback to
20 * the user one needs to catch the bootstage_error (see show_boot_progress())
21 * in the board code.
22 */
23void hang(void)
24{
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25#if !defined(CONFIG_SPL_BUILD) || \
26 (CONFIG_IS_ENABLED(LIBCOMMON_SUPPORT) && \
2a736066 27 CONFIG_IS_ENABLED(SERIAL))
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28 puts("### ERROR ### Please RESET the board ###\n");
29#endif
30 bootstage_error(BOOTSTAGE_ID_NEED_RESET);
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31 if (IS_ENABLED(CONFIG_SANDBOX))
32 os_exit(1);
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33 for (;;)
34 ;
35}