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/*
* (C) Copyright 2002
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
/* Cache test
*
* This test verifies the CPU data and instruction cache using
* several test scenarios.
*/
#ifdef CONFIG_POST
#include <post.h>
#include <watchdog.h>
#if CONFIG_POST & CFG_POST_CACHE
#define CACHE_POST_SIZE 1024
extern int cache_post_test1 (char *, unsigned int);
extern int cache_post_test2 (char *, unsigned int);
extern int cache_post_test3 (char *, unsigned int);
extern int cache_post_test4 (char *, unsigned int);
extern int cache_post_test5 (void);
extern int cache_post_test6 (void);
int cache_post_test (int flags)
{
int ints = disable_interrupts ();
int res = 0;
static char ta[CACHE_POST_SIZE + 0xf];
char *testarea = (char *) (((unsigned long) ta + 0xf) & ~0xf);
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test1 (testarea, CACHE_POST_SIZE);
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test2 (testarea, CACHE_POST_SIZE);
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test3 (testarea, CACHE_POST_SIZE);
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test4 (testarea, CACHE_POST_SIZE);
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test5 ();
WATCHDOG_RESET ();
if (res == 0)
res = cache_post_test6 ();
WATCHDOG_RESET ();
if (ints)
enable_interrupts ();
return res;
}
#endif /* CONFIG_POST & CFG_POST_CACHE */
#endif /* CONFIG_POST */
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