diff options
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 8a2db01b903e..8f0322d6f3bf 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -850,6 +850,23 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, quirk_ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, quirk_disable_pxb ); +static void __devinit quirk_sb600_sata(struct pci_dev *pdev) +{ + /* set sb600 sata to ahci mode */ + if ((pdev->class >> 8) == PCI_CLASS_STORAGE_IDE) { + u8 tmp; + + pci_read_config_byte(pdev, 0x40, &tmp); + pci_write_config_byte(pdev, 0x40, tmp|1); + pci_write_config_byte(pdev, 0x9, 1); + pci_write_config_byte(pdev, 0xa, 6); + pci_write_config_byte(pdev, 0x40, tmp); + + pdev->class = 0x010601; + } +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_sb600_sata); + /* * Serverworks CSB5 IDE does not fully support native mode */ |