diff options
Diffstat (limited to 'src/northbridge/intel/nehalem/raminit.c')
| -rw-r--r-- | src/northbridge/intel/nehalem/raminit.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/src/northbridge/intel/nehalem/raminit.c b/src/northbridge/intel/nehalem/raminit.c index 0b5f44c73f..b4ff85cdd4 100644 --- a/src/northbridge/intel/nehalem/raminit.c +++ b/src/northbridge/intel/nehalem/raminit.c @@ -1434,14 +1434,17 @@ static void program_total_memory_map(struct raminfo *info) memory_map[2] = TOUUD | 1; quickpath_reserved = 0; - { - u32 t; + u32 t = pci_read_config32(PCI_DEV(QUICKPATH_BUS, 0, 1), 0x68); - gav(t = pci_read_config32(PCI_DEV(QUICKPATH_BUS, 0, 1), 0x68)); - if (t & 0x800) - quickpath_reserved = - (1 << find_lowest_bit_set32(t >> 20)); + gav(t); + + if (t & 0x800) { + u32 shift = t >> 20; + if (shift == 0) + die("Quickpath value is 0\n"); + quickpath_reserved = (u32)1 << find_lowest_bit_set32(shift); } + if (memory_remap) TOUUD -= quickpath_reserved; |