| Andreas Bießmann | d2eae43 | 2013-04-18 22:48:50 +0000 | [diff] [blame] | 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 | * 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 | */ |
| 38 | void 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 | } |