* (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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
* CPU test
* Load/store multiple word instructions: lmw, stmw
*
- * 26 consecutive words are loaded from a source memory buffer
- * into GPRs r6 through r31. After that, 26 consecutive words are stored
- * from the GPRs r6 through r31 into a target memory buffer. The contents
+ * 27 consecutive words are loaded from a source memory buffer
+ * into GPRs r5 through r31. After that, 27 consecutive words are stored
+ * from the GPRs r5 through r31 into a target memory buffer. The contents
* of the source and target buffers are then compared.
*/
#if CONFIG_POST & CONFIG_SYS_POST_CPU
-extern void cpu_post_exec_02 (ulong *code, ulong op1, ulong op2);
+extern void cpu_post_exec_02(ulong *code, ulong op1, ulong op2);
-int cpu_post_test_multi (void)
+int cpu_post_test_multi(void)
{
- int ret = 0;
- unsigned int i;
- int flag = disable_interrupts();
-
- if (ret == 0)
- {
- ulong src [26], dst [26];
-
- ulong code[] =
- {
- ASM_LMW(5, 3, 0),
- ASM_STMW(5, 4, 0),
- ASM_BLR,
+ int ret = 0;
+ unsigned int i;
+ ulong src[27], dst[27];
+ int flag = disable_interrupts();
+
+ ulong code[] = {
+ ASM_LMW(5, 3, 0), /* lmw r5, 0(r3) */
+ ASM_STMW(5, 4, 0), /* stmr r5, 0(r4) */
+ ASM_BLR, /* blr */
};
- for (i = 0; i < ARRAY_SIZE(src); ++i)
- {
- src[i] = i;
- dst[i] = 0;
+ for (i = 0; i < ARRAY_SIZE(src); ++i) {
+ src[i] = i;
+ dst[i] = 0;
}
- cpu_post_exec_02(code, (ulong)src, (ulong)dst);
+ cpu_post_exec_02(code, (ulong) src, (ulong) dst);
ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1;
- }
- if (ret != 0)
- {
- post_log ("Error at multi test !\n");
- }
+ if (ret != 0)
+ post_log("Error at multi test !\n");
- if (flag)
- enable_interrupts();
+ if (flag)
+ enable_interrupts();
- return ret;
+ return ret;
}
#endif