diff options
Diffstat (limited to 'src/northbridge/intel/gm45')
| -rw-r--r-- | src/northbridge/intel/gm45/northbridge.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/northbridge/intel/gm45/northbridge.c b/src/northbridge/intel/gm45/northbridge.c index a738905ceb..0fd7fe5a92 100644 --- a/src/northbridge/intel/gm45/northbridge.c +++ b/src/northbridge/intel/gm45/northbridge.c @@ -228,14 +228,23 @@ u32 northbridge_get_tseg_base(void) u32 northbridge_get_tseg_size(void) { - const u8 esmramc = pci_read_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), - D0F0_ESMRAMC); + struct device *dev = dev_find_slot(0, PCI_DEVFN(0, 0)); + + if (dev == NULL) + die("could not find pci 00:00.0!\n"); + + const u8 esmramc = pci_read_config8(dev, D0F0_ESMRAMC); return decode_tseg_size(esmramc) << 10; } void northbridge_write_smram(u8 smram) { - pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), D0F0_SMRAM, smram); + struct device *dev = dev_find_slot(0, PCI_DEVFN(0, 0)); + + if (dev == NULL) + die("could not find pci 00:00.0!\n"); + + pci_write_config8(dev, D0F0_SMRAM, smram); } /* |