]>
git.ipfire.org Git - people/ms/u-boot.git/blob - post/lib_ppc/multi.c
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
28 * Load/store multiple word instructions: lmw, stmw
30 * 26 consecutive words are loaded from a source memory buffer
31 * into GPRs r6 through r31. After that, 26 consecutive words are stored
32 * from the GPRs r6 through r31 into a target memory buffer. The contents
33 * of the source and target buffers are then compared.
39 #if CONFIG_POST & CONFIG_SYS_POST_CPU
41 extern void cpu_post_exec_02 (ulong
*code
, ulong op1
, ulong op2
);
43 int cpu_post_test_multi (void)
47 int flag
= disable_interrupts();
51 ulong src
[26], dst
[26];
60 for (i
= 0; i
< sizeof(src
) / sizeof(src
[0]); i
++)
66 cpu_post_exec_02(code
, (ulong
)src
, (ulong
)dst
);
68 ret
= memcmp(src
, dst
, sizeof(dst
)) == 0 ? 0 : -1;
73 post_log ("Error at multi test !\n");