[   50.297648] PCI quirk: region 8000-803f claimed by PIIX4 ACPI
[   50.297713] PCI quirk: region 7000-701f claimed by PIIX4 SMB
[   50.356621] PIIX4: IDE controller at PCI slot 0000:00:07.1
[   50.356675] PIIX4: chipset revision 1
[   50.356703] PIIX4: not 100% native mode: will probe irqs later