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-rw-r--r--src/northbridge/amd/agesa/family15/northbridge.c32
1 files changed, 20 insertions, 12 deletions
diff --git a/src/northbridge/amd/agesa/family15/northbridge.c b/src/northbridge/amd/agesa/family15/northbridge.c
index 1adf714d19..1ac7e616f6 100644
--- a/src/northbridge/amd/agesa/family15/northbridge.c
+++ b/src/northbridge/amd/agesa/family15/northbridge.c
@@ -341,6 +341,20 @@ static void nb_read_resources(device_t dev)
amdfam15_link_read_bases(dev, nodeid, link->link_num);
}
}
+
+ /*
+ * This MMCONF resource must be reserved in the PCI_DOMAIN.
+ * It is not honored by the coreboot resource allocator if it is in
+ * the APIC_CLUSTER.
+ */
+#if CONFIG_MMCONF_SUPPORT
+ struct resource *resource = new_resource(dev, 0xc0010058);
+ resource->base = CONFIG_MMCONF_BASE_ADDRESS;
+ resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096 * 256;
+ resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
+ IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+#endif
+
}
@@ -448,6 +462,12 @@ static void nb_set_resources(device_t dev)
assign_resources(bus);
}
}
+
+ /* Print the MMCONF region if it has been reserved. */
+ res = find_resource(dev, 0xc0010058);
+ if (res) {
+ report_resource_stored(dev, res, " <mmconfig>");
+ }
}
static void northbridge_init(struct device *dev)
@@ -1095,22 +1115,10 @@ static void cpu_bus_noop(device_t dev)
static void cpu_bus_read_resources(device_t dev)
{
-#if CONFIG_MMCONF_SUPPORT
- struct resource *resource = new_resource(dev, 0xc0010058);
- resource->base = CONFIG_MMCONF_BASE_ADDRESS;
- resource->size = CONFIG_MMCONF_BUS_NUMBER * 4096*256;
- resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
- IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
-#endif
}
static void cpu_bus_set_resources(device_t dev)
{
- struct resource *resource = find_resource(dev, 0xc0010058);
- if (resource) {
- report_resource_stored(dev, resource, " <mmconfig>");
- }
- pci_dev_set_resources(dev);
}
static struct device_operations cpu_bus_ops = {