Add global uma_resource()

Like ram_resource(), but reserved and not cacheable.

Switch all AMD northbridges to use this one.

Change-Id: I88515c6a0f59f80fd8607c390d0d4a2a35d805f2
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/1203
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
diff --git a/src/northbridge/amd/agesa/family15tn/northbridge.c b/src/northbridge/amd/agesa/family15tn/northbridge.c
index 3df5c60..ef5f1d8 100644
--- a/src/northbridge/amd/agesa/family15tn/northbridge.c
+++ b/src/northbridge/amd/agesa/family15tn/northbridge.c
@@ -615,18 +615,6 @@
 
 #if CONFIG_GFXUMA == 1
 extern uint64_t uma_memory_base, uma_memory_size;
-static void add_uma_resource(struct device *dev, int index)
-{
-	struct resource *resource;
-
-	printk(BIOS_DEBUG, "Adding UMA memory area\n");
-	resource = new_resource(dev, index);
-	resource->base = (resource_t) uma_memory_base;
-	resource->size = (resource_t) uma_memory_size;
-	resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE |
-			IORESOURCE_FIXED | IORESOURCE_STORED |
-			IORESOURCE_ASSIGNED;
-}
 #endif
 
 static void domain_set_resources(device_t dev)
@@ -806,8 +794,8 @@
 #endif
 	}
 
-#if CONFIG_GFXUMA == 1
-	add_uma_resource(dev, 7);
+#if CONFIG_GFXUMA
+	uma_resource(dev, 7, uma_memory_base >> 10, uma_memory_size >> 10);
 #endif
 
 	for(link = dev->link_list; link; link = link->next) {