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-rw-r--r--target/linux/rb532/files/drivers/block/rb500/ata.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/target/linux/rb532/files/drivers/block/rb500/ata.c b/target/linux/rb532/files/drivers/block/rb500/ata.c
index e4085c27ad..31e6782fa4 100644
--- a/target/linux/rb532/files/drivers/block/rb500/ata.c
+++ b/target/linux/rb532/files/drivers/block/rb500/ata.c
@@ -358,6 +358,8 @@ static int do_identify(struct cf_mips_dev *dev)
u16 sbuf[CF_SECT_SIZE >> 1];
int res;
char tstr[17]; //serial
+ char tmp;
+ int i;
BUG_ON(dev->tstate!=TS_IDLE);
dev->tbuf = (char *) sbuf;
dev->tbuf_size = CF_SECT_SIZE;
@@ -381,8 +383,16 @@ static int do_identify(struct cf_mips_dev *dev)
dev->spt = sbuf[6];
dev->sectors = ((unsigned long) sbuf[7] << 16) | sbuf[8];
dev->dtype=sbuf[0];
- memcpy(tstr,&sbuf[12],16);
- tstr[16]=0;
+ memcpy(tstr, &sbuf[12], 16);
+ tstr[16] = '\0';
+
+ /* Byte-swap the serial number */
+ for (i = 0; i<8; i++) {
+ tmp = tstr[i * 2];
+ tstr[i * 2] = tstr[i * 2 +1];
+ tstr[i * 2 + 1] = tmp;
+ }
+
printk(KERN_INFO "cf-mips: %s detected, C/H/S=%d/%d/%d sectors=%u (%uMB) Serial=%s\n",
(sbuf[0] == 0x848A ? "CF card" : "ATA drive"), dev->cyl, dev->head,
dev->spt, dev->sectors, dev->sectors >> 11, tstr);