post/lib_powerpc/multi.c: code cleanup
Clean up and document the code:
- get rid of unneeded code block
- add comment which code is generated
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Stefan Roese <sr@denx.de>
Cc: Kumar Gala <galak@kernel.crashing.org>
Cc: Kim Phillips <kim.phillips@freescale.com>
Cc: Andy Fleming <afleming@gmail.com>
Acked-by: Anatolij Gustschin <agust@denx.de>
diff --git a/post/lib_powerpc/multi.c b/post/lib_powerpc/multi.c
index b6efbb5..f9fe719 100644
--- a/post/lib_powerpc/multi.c
+++ b/post/lib_powerpc/multi.c
@@ -44,27 +44,24 @@
{
int ret = 0;
unsigned int i;
+ ulong src[26], dst[26];
int flag = disable_interrupts();
- if (ret == 0) {
- ulong src[26], dst[26];
+ ulong code[] = {
+ ASM_LMW(5, 3, 0), /* lmw r5, 0(r3) */
+ ASM_STMW(5, 4, 0), /* stmr r5, 0(r4) */
+ ASM_BLR, /* blr */
+ };
- ulong code[] = {
- ASM_LMW(5, 3, 0),
- ASM_STMW(5, 4, 0),
- ASM_BLR,
- };
-
- for (i = 0; i < ARRAY_SIZE(src); ++i) {
- src[i] = i;
- dst[i] = 0;
- }
-
- cpu_post_exec_02(code, (ulong) src, (ulong) dst);
-
- ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1;
+ for (i = 0; i < ARRAY_SIZE(src); ++i) {
+ src[i] = i;
+ dst[i] = 0;
}
+ 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");