diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/pci-gart_64.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index bffcf455c857..1f99b62ff616 100644 --- a/arch/x86/kernel/pci-gart_64.c +++ b/arch/x86/kernel/pci-gart_64.c @@ -533,8 +533,8 @@ static __init unsigned read_aperture(struct pci_dev *dev, u32 *size) unsigned aper_size = 0, aper_base_32, aper_order; u64 aper_base; - pci_read_config_dword(dev, 0x94, &aper_base_32); - pci_read_config_dword(dev, 0x90, &aper_order); + pci_read_config_dword(dev, AMD64_GARTAPERTUREBASE, &aper_base_32); + pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &aper_order); aper_order = (aper_order >> 1) & 7; aper_base = aper_base_32 & 0x7fff; @@ -592,19 +592,8 @@ static __init int init_k8_gatt(struct agp_kern_info *info) agp_gatt_table = gatt; for (i = 0; i < num_k8_northbridges; i++) { - u32 gatt_reg; - u32 ctl; - dev = k8_northbridges[i]; - gatt_reg = __pa(gatt) >> 12; - gatt_reg <<= 4; - pci_write_config_dword(dev, AMD64_GARTTABLEBASE, gatt_reg); - pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl); - - ctl |= GARTEN; - ctl &= ~(DISGARTCPU | DISGARTIO); - - pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); + enable_gart_translation(dev, __pa(gatt)); } flush_gart(); @@ -648,11 +637,11 @@ void gart_iommu_shutdown(void) u32 ctl; dev = k8_northbridges[i]; - pci_read_config_dword(dev, 0x90, &ctl); + pci_read_config_dword(dev, AMD64_GARTAPERTURECTL, &ctl); - ctl &= ~1; + ctl &= ~GARTEN; - pci_write_config_dword(dev, 0x90, ctl); + pci_write_config_dword(dev, AMD64_GARTAPERTURECTL, ctl); } } |