diff options
Diffstat (limited to 'src/southbridge/via/k8t890/k8t890_traf_ctrl.c')
| -rw-r--r-- | src/southbridge/via/k8t890/k8t890_traf_ctrl.c | 44 |
1 files changed, 37 insertions, 7 deletions
diff --git a/src/southbridge/via/k8t890/k8t890_traf_ctrl.c b/src/southbridge/via/k8t890/k8t890_traf_ctrl.c index 6596c3f94c..a61c56d155 100644 --- a/src/southbridge/via/k8t890/k8t890_traf_ctrl.c +++ b/src/southbridge/via/k8t890/k8t890_traf_ctrl.c @@ -68,15 +68,15 @@ static void apic_mmconfig_read_resources(device_t dev) res->flags = IORESOURCE_MEM; } -static void traf_ctrl_enable(struct device *dev) +static void traf_ctrl_enable_generic(struct device *dev) { volatile u32 *apic; u32 data; - /* Enable D3F1-D3F3, no device2 redirect, enable just one device behind + /* no device2 redirect, enable just one device behind * bridge device 2 and device 3). */ - pci_write_config8(dev, 0x60, 0x88); + pci_write_config8(dev, 0x60, 0x08); /* Will enable MMCONFIG later. */ pci_write_config8(dev, 0x64, 0x23); @@ -104,16 +104,46 @@ static void traf_ctrl_enable(struct device *dev) apic[4] = (data & 0xF0FFFF) | (K8T890_APIC_ID << 24); } -static const struct device_operations traf_ctrl_ops = { +static void traf_ctrl_enable_k8m890(struct device *dev) +{ + traf_ctrl_enable_generic(dev); +} + +static void traf_ctrl_enable_k8t890(struct device *dev) +{ + u8 reg; + + traf_ctrl_enable_generic(dev); + + /* Enable D3F1-D3F3 */ + reg = pci_read_config8(dev, 0x60); + pci_write_config8(dev, 0x60, 0x80 | reg); +} + +static const struct device_operations traf_ctrl_ops_m = { .read_resources = apic_mmconfig_read_resources, .set_resources = mmconfig_set_resources, .enable_resources = pci_dev_enable_resources, - .enable = traf_ctrl_enable, + .enable = traf_ctrl_enable_k8m890, .ops_pci = 0, }; -static const struct pci_driver northbridge_driver __pci_driver = { - .ops = &traf_ctrl_ops, +static const struct device_operations traf_ctrl_ops_t = { + .read_resources = apic_mmconfig_read_resources, + .set_resources = mmconfig_set_resources, + .enable_resources = pci_dev_enable_resources, + .enable = traf_ctrl_enable_k8t890, + .ops_pci = 0, +}; + +static const struct pci_driver northbridge_driver_t __pci_driver = { + .ops = &traf_ctrl_ops_t, .vendor = PCI_VENDOR_ID_VIA, .device = PCI_DEVICE_ID_VIA_K8T890CE_5, }; + +static const struct pci_driver northbridge_driver_m __pci_driver = { + .ops = &traf_ctrl_ops_m, + .vendor = PCI_VENDOR_ID_VIA, + .device = PCI_DEVICE_ID_VIA_K8M890CE_5, +}; |