diff options
Diffstat (limited to 'src/northbridge/amd/amdk8')
-rw-r--r-- | src/northbridge/amd/amdk8/northbridge.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c index 263777f751..1f98684c6b 100644 --- a/src/northbridge/amd/amdk8/northbridge.c +++ b/src/northbridge/amd/amdk8/northbridge.c @@ -822,11 +822,24 @@ static u32 hoist_memory(unsigned long hole_startk, int node_id) #endif #if CONFIG_WRITE_HIGH_TABLES==1 -#define HIGH_TABLES_SIZE 64 // maximum size of high tables in KB +#define HIGH_TABLES_SIZE 64 /* maximum size of high tables in KB */ extern uint64_t high_tables_base, high_tables_size; +#endif + #if CONFIG_GFXUMA == 1 extern uint64_t uma_memory_base, uma_memory_size; -#endif + +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 amdk8_domain_set_resources(device_t dev) @@ -1040,6 +1053,11 @@ static void amdk8_domain_set_resources(device_t dev) /* If sizek == 0, it was split at mmio_basek without a hole. * Don't create an empty ram_resource. */ +#if CONFIG_GFXUMA == 1 + /* Deduct uma memory before reporting because + * this is what the mtrr code expects */ + sizek -= uma_memory_size / 1024; +#endif if (sizek) ram_resource(dev, (idx | i), basek, sizek); idx += 0x10; @@ -1057,6 +1075,10 @@ static void amdk8_domain_set_resources(device_t dev) } #endif } + +#if CONFIG_GFXUMA == 1 + add_uma_resource(dev, 7); +#endif assign_resources(dev->link_list); } |