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wdenkaaf224a2004-03-14 15:20:55 +00001/*
2 * (C) Copyright 2004, Li-Pro.Net <www.li-pro.net>
3 * Stephan Linz <linz@li-pro.net>
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#include <common.h>
25
26#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER)
27
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020028#if !defined(CONFIG_SYS_NIOS_POST_WORD_ADDR)
29#error "*** CONFIG_SYS_NIOS_POST_WORD_ADDR not defined ***"
wdenkaaf224a2004-03-14 15:20:55 +000030#endif
31
32void post_word_store (ulong a)
33{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020034 volatile void *save_addr = (void *)(CONFIG_SYS_NIOS_POST_WORD_ADDR);
wdenkaaf224a2004-03-14 15:20:55 +000035 *(volatile ulong *) save_addr = a;
36}
37
38ulong post_word_load (void)
39{
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020040 volatile void *save_addr = (void *)(CONFIG_SYS_NIOS_POST_WORD_ADDR);
wdenkaaf224a2004-03-14 15:20:55 +000041 return *(volatile ulong *) save_addr;
42}
43
44#endif /* CONFIG_POST || CONFIG_LOGBUFFER*/