diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/southbridge/amd/sb700/early_setup.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/southbridge/amd/sb700/early_setup.c b/src/southbridge/amd/sb700/early_setup.c index 4a38294603..145215a15d 100644 --- a/src/southbridge/amd/sb700/early_setup.c +++ b/src/southbridge/amd/sb700/early_setup.c @@ -658,6 +658,7 @@ static void sb700_pci_cfg(void) { device_t dev; u8 byte; + uint8_t acpi_s1_supported = 1; /* SMBus Device, BDF:0-20-0 */ dev = pci_locate_device(PCI_ID(0x1002, 0x4385), 0); @@ -710,10 +711,10 @@ static void sb700_pci_cfg(void) byte = pci_read_config8(dev, 0x40); byte |= 1 << 0; pci_write_config8(dev, 0x40, byte); - if (get_sb700_revision(pci_locate_device(PCI_ID(0x1002, 0x4385), 0)) <= 0x12) - pci_write_config8(dev, 0x34, 0x70); /* set 0x61 to 0x70 if S1 is not supported. */ + if (acpi_s1_supported) + pci_write_config8(dev, 0x34, 0x70); /* Hide D3 power state and MSI capabilities */ else - pci_write_config8(dev, 0x34, 0x50); /* set 0x61 to 0x50 if S1 is not supported. */ + pci_write_config8(dev, 0x61, 0x70); /* Hide MSI capability */ byte &= ~(1 << 0); pci_write_config8(dev, 0x40, byte); } |