Kyösti Mälkki (kyosti.malkki@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/1214
-gerrit
commit 688a6ffbb683d0f12c184f5536214c12486edc00 Author: Kyösti Mälkki kyosti.malkki@gmail.com Date: Wed Jul 11 23:14:49 2012 +0300
Change uma_resource() to use new type IORESOURCE_UMA_FB.
MTRR setup code can detect this and mark it as UC/WT/WC as suitable for the specific hardware.
Change-Id: Ib7a3d450fc7c19e3ca72767dfb350412dd35c971 Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- src/devices/device_util.c | 2 +- src/include/device/resource.h | 2 ++ 2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/src/devices/device_util.c b/src/devices/device_util.c index 4e25eb1..6c10b65 100644 --- a/src/devices/device_util.c +++ b/src/devices/device_util.c @@ -833,7 +833,7 @@ void uma_resource(device_t dev, unsigned long index, resource = new_resource(dev, index); resource->base = ((resource_t)basek) << 10; resource->size = ((resource_t)sizek) << 10; - resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE | + resource->flags = IORESOURCE_MEM | IORESOURCE_RESERVE | IORESOURCE_UMA_FB | IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED; }
diff --git a/src/include/device/resource.h b/src/include/device/resource.h index ef95b53..e667f91 100644 --- a/src/include/device/resource.h +++ b/src/include/device/resource.h @@ -20,6 +20,8 @@ * to the bus below. */ #define IORESOURCE_BRIDGE 0x00080000 /* The IO resource has a bus below it. */ +#define IORESOURCE_UMA_FB 0x00100000 /* UMA framebuffer */ + #define IORESOURCE_RESERVE 0x10000000 /* The resource needs to be reserved in the coreboot table */ #define IORESOURCE_STORED 0x20000000 /* The IO resource assignment has been stored in the device */ #define IORESOURCE_ASSIGNED 0x40000000 /* An IO resource that has been assigned a value */