diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 1c93154..af2fc6f 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1276,6 +1276,8 @@ int ata_dev_read_id(struct ata_device *d
 	swap_buf_le16(id, ATA_ID_WORDS);
 
 	/* sanity check */
+	ata_dev_printk(dev, KERN_INFO, "XXX class=%d is_ata=%d is_cfa=%d\n",
+		       class, ata_id_is_ata(id), ata_id_is_cfa(id));
 	if ((class == ATA_DEV_ATA) != (ata_id_is_ata(id) | ata_id_is_cfa(id))) {
 		rc = -EINVAL;
 		reason = "device reports illegal type";