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-rw-r--r--src/northbridge/intel/x4x/raminit_ddr2.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/northbridge/intel/x4x/raminit_ddr2.c b/src/northbridge/intel/x4x/raminit_ddr2.c
index 352e71c1e4..cd5b3b2817 100644
--- a/src/northbridge/intel/x4x/raminit_ddr2.c
+++ b/src/northbridge/intel/x4x/raminit_ddr2.c
@@ -1633,7 +1633,7 @@ static void mmap_ddr2(struct sysinfo *s)
gfxsize = ggc2uma[(ggc & 0xf0) >> 4];
gttsize = ggc2gtt[(ggc & 0xf00) >> 8];
tsegsize = 1; // 1MB TSEG
- mmiosize = 0x400; // 1GB MMIO
+ mmiosize = 0x800; // 2GB MMIO
tom = s->channel_capacity[0] + s->channel_capacity[1] - ME_UMA_SIZEMB;
tolud = MIN(0x1000 - mmiosize, tom);