diff options
Diffstat (limited to 'src/southbridge/amd/rs780')
| -rw-r--r-- | src/southbridge/amd/rs780/rs780_cmn.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/southbridge/amd/rs780/rs780_cmn.c b/src/southbridge/amd/rs780/rs780_cmn.c index 83e9440ea6..8d80a06118 100644 --- a/src/southbridge/amd/rs780/rs780_cmn.c +++ b/src/southbridge/amd/rs780/rs780_cmn.c @@ -200,15 +200,23 @@ void ProgK8TempMmioBase(u8 in_out, u32 pcie_base_add, u32 mmio_base_add) { /* K8 Function1 is address map */ device_t k8_f1 = dev_find_slot(0, PCI_DEVFN(0x18, 1)); + device_t k8_f0 = dev_find_slot(0, PCI_DEVFN(0x18, 0)); if (in_out) { + u32 dword, sblk; + + /* Get SBLink value (HyperTransport I/O Hub Link ID). */ + dword = pci_read_config32(k8_f0, 0x64); + sblk = (dword >> 8) & 0x3; + + /* Fill MMIO limit/base pair. */ pci_write_config32(k8_f1, 0xbc, (((pcie_base_add + 0x10000000 - - 1) >> 8) & 0xffffff00) | 0x80); + 1) >> 8) & 0xffffff00) | 0x80 | (sblk << 4)); pci_write_config32(k8_f1, 0xb8, (pcie_base_add >> 8) | 0x3); pci_write_config32(k8_f1, 0xb4, - ((mmio_base_add + 0x10000000 - - 1) >> 8) & 0xffffff00); + (((mmio_base_add + 0x10000000 - + 1) >> 8) & 0xffffff00) | (sblk << 4)); pci_write_config32(k8_f1, 0xb0, (mmio_base_add >> 8) | 0x3); } else { pci_write_config32(k8_f1, 0xb8, 0); |