diff --git a/drivers/scsi/libata-bmdma.c b/drivers/scsi/libata-bmdma.c
index 9ce221f..9397f0b 100644
--- a/drivers/scsi/libata-bmdma.c
+++ b/drivers/scsi/libata-bmdma.c
@@ -1070,6 +1070,10 @@ int ata_pci_init_one (struct pci_dev *pd
 		goto err_out_regions;
 	}
 
+	dev_printk(KERN_INFO, &pdev->dev,
+		   "XXX: legacy_mode=%x probe_ent=%p probe_ent2=%p\n",
+		   legacy_mode, probe_ent, probe_ent2);
+
 	pci_set_master(pdev);
 
 	/* FIXME: check ata_device_add return */
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 66feebd..9756ee6 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -5401,8 +5401,11 @@ int ata_device_add(const struct ata_prob
 	/* alloc a container for our list of ATA ports (buses) */
 	host_set = kzalloc(sizeof(struct ata_host_set) +
 			   (ent->n_ports * sizeof(void *)), GFP_KERNEL);
-	if (!host_set)
+	if (!host_set) {
+		printk(KERN_ERR "ata_device_add() alloc failed, n_ports=%d\n",
+		       ent->n_ports);
 		return 0;
+	}
 	spin_lock_init(&host_set->lock);
 
 	host_set->dev = dev;
@@ -5419,8 +5422,10 @@ int ata_device_add(const struct ata_prob
 		unsigned long xfer_mode_mask;
 
 		ap = ata_host_add(ent, host_set, i);
-		if (!ap)
+		if (!ap) {
+			printk(KERN_ERR "ata_host_add() failed\n");
 			goto err_out;
+		}
 
 		host_set->ports[i] = ap;
 		xfer_mode_mask =(ap->udma_mask << ATA_SHIFT_UDMA) |
@@ -5537,7 +5542,7 @@ err_out:
 	}
 err_free_ret:
 	kfree(host_set);
-	VPRINTK("EXIT, returning 0\n");
+	printk(KERN_ERR "ata_device_add() ERROR, returning 0\n");
 	return 0;
 }