summaryrefslogtreecommitdiff
path: root/src/device/pciexp_device.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/device/pciexp_device.c')
-rw-r--r--src/device/pciexp_device.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/device/pciexp_device.c b/src/device/pciexp_device.c
index 1189207539..f04d865152 100644
--- a/src/device/pciexp_device.c
+++ b/src/device/pciexp_device.c
@@ -512,7 +512,7 @@ static void pciexp_hotplug_dummy_read_resources(struct device *dev)
{
struct resource *resource;
- // Add extra memory space
+ /* Add extra memory space */
resource = new_resource(dev, 0x10);
resource->size = CONFIG_PCIEXP_HOTPLUG_MEM;
resource->align = 12;
@@ -520,7 +520,7 @@ static void pciexp_hotplug_dummy_read_resources(struct device *dev)
resource->limit = 0xffffffff;
resource->flags |= IORESOURCE_MEM;
- // Add extra prefetchable memory space
+ /* Add extra prefetchable memory space */
resource = new_resource(dev, 0x14);
resource->size = CONFIG_PCIEXP_HOTPLUG_PREFETCH_MEM;
resource->align = 12;
@@ -528,7 +528,11 @@ static void pciexp_hotplug_dummy_read_resources(struct device *dev)
resource->limit = 0xffffffffffffffff;
resource->flags |= IORESOURCE_MEM | IORESOURCE_PREFETCH;
- // Add extra I/O space
+ /* Set resource flag requesting allocation above 4G boundary. */
+ if (CONFIG(PCIEXP_HOTPLUG_PREFETCH_MEM_ABOVE_4G))
+ resource->flags |= IORESOURCE_ABOVE_4G;
+
+ /* Add extra I/O space */
resource = new_resource(dev, 0x18);
resource->size = CONFIG_PCIEXP_HOTPLUG_IO;
resource->align = 12;