diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/via/vt8237r/vt8237r.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/southbridge/via/vt8237r/vt8237r.c b/src/southbridge/via/vt8237r/vt8237r.c index 5ba3815145..586df66b8e 100644 --- a/src/southbridge/via/vt8237r/vt8237r.c +++ b/src/southbridge/via/vt8237r/vt8237r.c @@ -66,11 +66,21 @@ void dump_south(device_t dev) static void vt8237r_enable(struct device *dev) { + u16 vid, did; struct southbridge_via_vt8237r_config *sb = (struct southbridge_via_vt8237r_config *)dev->chip_info; - pci_write_config8(dev, 0x50, sb->fn_ctrl_lo); - pci_write_config8(dev, 0x51, sb->fn_ctrl_hi); + if (dev->path.type == DEVICE_PATH_PCI) { + vid = pci_read_config16(dev, PCI_VENDOR_ID); + did = pci_read_config16(dev, PCI_DEVICE_ID); + if (vid == PCI_VENDOR_ID_VIA && + (did == PCI_DEVICE_ID_VIA_VT8237R_LPC || + did == PCI_DEVICE_ID_VIA_VT8237A_LPC || + did == PCI_DEVICE_ID_VIA_VT8237S_LPC)) { + pci_write_config8(dev, 0x50, sb->fn_ctrl_lo); + pci_write_config8(dev, 0x51, sb->fn_ctrl_hi); + } + } /* TODO: If SATA is disabled, move IDE to fn0 to conform PCI specs. */ } |