diff options
Diffstat (limited to 'src/northbridge/intel/gm45/raminit.c')
| -rw-r--r-- | src/northbridge/intel/gm45/raminit.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/northbridge/intel/gm45/raminit.c b/src/northbridge/intel/gm45/raminit.c index 03f617c6a3..d067dc2ff9 100644 --- a/src/northbridge/intel/gm45/raminit.c +++ b/src/northbridge/intel/gm45/raminit.c @@ -1242,12 +1242,13 @@ static void program_memory_map(const dimminfo_t *const dimms, const channel_mode uma_sizem = (gms_sizek + gsm_sizek) >> 10; } - /* TSEG 8M */ + /* TSEG 2M, This amount can easily be covered by SMRR MTRR's, + which requires to have TSEG_BASE aligned to TSEG_SIZE. */ u8 reg8 = pci_read_config8(PCI_DEV(0, 0, 0), D0F0_ESMRAMC); reg8 &= ~0x7; - reg8 |= (2 << 1) | (1 << 0); /* 8M and TSEG_Enable */ + reg8 |= (1 << 1) | (1 << 0); /* 2M and TSEG_Enable */ pci_write_config8(PCI_DEV(0, 0, 0), D0F0_ESMRAMC, reg8); - uma_sizem += 8; + uma_sizem += 2; } const unsigned int mmio_size = get_mmio_size(); |