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cmd_nand: slight optimization of nand_dump function

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If a non-zero value is given to only_oob argument,
printing the main area is skipped.

With a little modification, we can skip the whole
while loop.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit is contained in:
Masahiro Yamada
2013-07-11 17:27:13 +09:00
committed by Scott Wood
parent e40520b5b5
commit 7d25cd34e9
1 changed files with 8 additions and 5 deletions
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5
common/cmd_nand.c
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@@ -77,11 +77,12 @@ static int nand_dump(nand_info_t *nand, ulong off, int only_oob, int repeat)
goto free_all; goto free_all;
} }
printf("Page %08lx dump:\n", off); printf("Page %08lx dump:\n", off);
if (!only_oob) {
i = nand->writesize >> 4; i = nand->writesize >> 4;
p = datbuf; p = datbuf;
while (i--) { while (i--) {
if (!only_oob)
printf("\t%02x %02x %02x %02x %02x %02x %02x %02x" printf("\t%02x %02x %02x %02x %02x %02x %02x %02x"
" %02x %02x %02x %02x %02x %02x %02x %02x\n", " %02x %02x %02x %02x %02x %02x %02x %02x\n",
p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7],
@@ -89,6 +90,8 @@ static int nand_dump(nand_info_t *nand, ulong off, int only_oob, int repeat)
p[15]); p[15]);
p += 16; p += 16;
} }
}
puts("OOB:\n"); puts("OOB:\n");
i = nand->oobsize >> 3; i = nand->oobsize >> 3;
p = oobbuf; p = oobbuf;