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-rw-r--r--common/cmd_ide.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/common/cmd_ide.c b/common/cmd_ide.c
index 1778b33..e96a5f5 100644
--- a/common/cmd_ide.c
+++ b/common/cmd_ide.c
@@ -1094,6 +1094,18 @@ static void ide_ident (block_dev_desc_t *dev_desc)
ident_cpy (dev_desc->revision, iop->fw_rev, sizeof(dev_desc->revision));
ident_cpy (dev_desc->vendor, iop->model, sizeof(dev_desc->vendor));
ident_cpy (dev_desc->product, iop->serial_no, sizeof(dev_desc->product));
+#ifdef __LITTLE_ENDIAN
+ /*
+ * firmware revision and model number have Big Endian Byte
+ * order in Word. Convert both to little endian.
+ *
+ * See CF+ and CompactFlash Specification Revision 2.0:
+ * 6.2.1.6: Identfy Drive, Table 39 for more details
+ */
+
+ strswab (dev_desc->revision);
+ strswab (dev_desc->vendor);
+#endif /* __LITTLE_ENDIAN */
if ((iop->config & 0x0080)==0x0080)
dev_desc->removable = 1;
@@ -1135,8 +1147,18 @@ static void ide_ident (block_dev_desc_t *dev_desc)
}
#endif /* CONFIG_ATAPI */
+#ifdef __BIG_ENDIAN
/* swap shorts */
dev_desc->lba = (iop->lba_capacity << 16) | (iop->lba_capacity >> 16);
+#else /* ! __BIG_ENDIAN */
+ /*
+ * do not swap shorts on little endian
+ *
+ * See CF+ and CompactFlash Specification Revision 2.0:
+ * 6.2.1.6: Identfy Drive, Table 39, Word Address 57-58 for details.
+ */
+ dev_desc->lba = iop->lba_capacity;
+#endif /* __BIG_ENDIAN */
#if CONFIG_LBA48
if (iop->command_set_2 & 0x0400) { /* LBA 48 support */