diff options
Diffstat (limited to 'src/northbridge')
| -rw-r--r-- | src/northbridge/amd/amdk8/northbridge.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c index 4136f9f27c..6fd4cf96ce 100644 --- a/src/northbridge/amd/amdk8/northbridge.c +++ b/src/northbridge/amd/amdk8/northbridge.c @@ -741,8 +741,22 @@ static unsigned int cpu_bus_scan(device_t dev, unsigned int max) device_t dev, cpu; struct device_path cpu_path; - /* Find the cpu's memory controller */ - dev = dev_find_slot(0, PCI_DEVFN(0x18 + i, 0)); + /* Find the cpu's memory controller */ + dev = dev_find_slot(0, PCI_DEVFN(0x18 + i, 3)); + if(!dev) { + // in case in mb Config.lb we move apic cluster before pci_domain and not set that for second CPU + struct device dummy; + uint32_t id; + dummy.bus = dev_mc->bus; + dummy.path.type = DEVICE_PATH_PCI; + dummy.path.u.pci.devfn = PCI_DEVFN(0x18 + i, 3); + id = pci_read_config32(&dummy, PCI_VENDOR_ID); + if (id != 0xffffffff && id != 0x00000000 && + id != 0x0000ffff && id != 0xffff0000) { + //create that for it + dev = alloc_dev(dev_mc->bus, &dummy.path); + } + } /* Build the cpu device path */ cpu_path.type = DEVICE_PATH_APIC; |