lib/hang.c

   1 /*
   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  * 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 }