diff options
Diffstat (limited to 'src/northbridge/intel/gm45')
-rw-r--r-- | src/northbridge/intel/gm45/iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/northbridge/intel/gm45/iommu.c b/src/northbridge/intel/gm45/iommu.c index 0108116666..f42456413b 100644 --- a/src/northbridge/intel/gm45/iommu.c +++ b/src/northbridge/intel/gm45/iommu.c @@ -46,7 +46,7 @@ void init_iommu() MCHBAR32(0x20) = IOMMU_BASE4 | 1; /* all other DMA sources */ /* clear GTT */ - u32 gtt = pci_read_config16(PCI_DEV(0, 0, 0), 0x52); + u16 gtt = pci_read_config16(PCI_DEV(0, 0, 0), D0F0_GGC); if (gtt & 0x400) { /* VT mode */ pci_devfn_t igd = PCI_DEV(0, 2, 0); |