diff options
Diffstat (limited to 'src/northbridge')
| -rw-r--r-- | src/northbridge/intel/sandybridge/northbridge.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/northbridge/intel/sandybridge/northbridge.c b/src/northbridge/intel/sandybridge/northbridge.c index aab3931710..78638101d8 100644 --- a/src/northbridge/intel/sandybridge/northbridge.c +++ b/src/northbridge/intel/sandybridge/northbridge.c @@ -152,26 +152,28 @@ static void pci_domain_set_resources(struct device *dev) * 14fe00000 5368MB TOUUD */ + struct device *mch = dev_find_slot(0, PCI_DEVFN(0, 0)); + /* Top of Upper Usable DRAM, including remap */ - touud = pci_read_config32(dev, TOUUD+4); + touud = pci_read_config32(mch, TOUUD+4); touud <<= 32; - touud |= pci_read_config32(dev, TOUUD); + touud |= pci_read_config32(mch, TOUUD); /* Top of Lower Usable DRAM */ - tolud = pci_read_config32(dev, TOLUD); + tolud = pci_read_config32(mch, TOLUD); /* Top of Memory - does not account for any UMA */ - tom = pci_read_config32(dev, 0xa4); + tom = pci_read_config32(mch, 0xa4); tom <<= 32; - tom |= pci_read_config32(dev, 0xa0); + tom |= pci_read_config32(mch, 0xa0); printk(BIOS_DEBUG, "TOUUD 0x%llx TOLUD 0x%08x TOM 0x%llx\n", touud, tolud, tom); /* ME UMA needs excluding if total memory <4GB */ - me_base = pci_read_config32(dev, 0x74); + me_base = pci_read_config32(mch, 0x74); me_base <<= 32; - me_base |= pci_read_config32(dev, 0x70); + me_base |= pci_read_config32(mch, 0x70); printk(BIOS_DEBUG, "MEBASE 0x%llx\n", me_base); @@ -190,7 +192,7 @@ static void pci_domain_set_resources(struct device *dev) } /* Graphics memory comes next */ - ggc = pci_read_config16(dev, GGC); + ggc = pci_read_config16(mch, GGC); if (!(ggc & 2)) { printk(BIOS_DEBUG, "IGD decoded, subtracting "); @@ -210,7 +212,7 @@ static void pci_domain_set_resources(struct device *dev) } /* Calculate TSEG size from its base which must be below GTT */ - tseg_base = pci_read_config32(dev, 0xb8); + tseg_base = pci_read_config32(mch, 0xb8); uma_size = (uma_memory_base - tseg_base) >> 10; tomk -= uma_size; uma_memory_base = tomk * 1024ULL; |