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-rw-r--r--src/northbridge/amd/amdfam10/northbridge.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c
index 51cfee7186..84f255378e 100644
--- a/src/northbridge/amd/amdfam10/northbridge.c
+++ b/src/northbridge/amd/amdfam10/northbridge.c
@@ -677,6 +677,9 @@ static void amdfam10_domain_read_resources(device_t dev)
res->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256;
res->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+
+ /* Reserve lower DRAM region to force PCI MMIO region to correct location above 0xefffffff */
+ ram_resource(dev, 7, 0, rdmsr(TOP_MEM).lo >> 10);
#endif
}