/* * (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. */ #include <post.h> #include <watchdog.h> #if CONFIG_POST & CONFIG_SYS_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 & CONFIG_SYS_POST_CACHE */