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 string instructions: lswi, stswi, lswx, stswx
30 * Several consecutive bytes from a source memory buffer are loaded
31 * left to right into GPRs. After that, the bytes are stored
32 * from the GPRs into a target memory buffer. The contents
33 * of the source and target buffers are then compared.
39 #if CONFIG_POST & CFG_POST_CPU
41 extern void cpu_post_exec_02 (ulong *code, ulong op1, ulong op2);
42 extern void cpu_post_exec_04 (ulong *code, ulong op1, ulong op2, ulong op3,
45 #include <bedbug/regs.h>
46 int cpu_post_test_string (void)
53 char src [31], dst [31];
62 for (i = 0; i < sizeof(src); i ++)
68 cpu_post_exec_02(code, (ulong)src, (ulong)dst);
70 ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1;
75 char src [95], dst [95];
84 for (i = 0; i < sizeof(src); i ++)
90 cpu_post_exec_04(code, (ulong)src, (ulong)dst, 0, sizeof(src));
92 ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1;
97 post_log ("Error at string test !\n");