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-rw-r--r--src/soc/intel/cannonlake/chip.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/src/soc/intel/cannonlake/chip.c b/src/soc/intel/cannonlake/chip.c
index 2f893e3d48..62181a383f 100644
--- a/src/soc/intel/cannonlake/chip.c
+++ b/src/soc/intel/cannonlake/chip.c
@@ -15,9 +15,9 @@
#include <chip.h>
#include <console/console.h>
+#include <device/device.h>
#include <device/pci.h>
#include <fsp/api.h>
-#include <fsp/api.h>
#include <fsp/util.h>
#include <romstage_handoff.h>
#include <soc/ramstage.h>
@@ -29,8 +29,37 @@ void soc_init_pre_device(void *chip_info)
fsp_silicon_init(romstage_handoff_is_resume());
}
+static void pci_domain_set_resources(device_t dev)
+{
+ assign_resources(dev->link_list);
+}
+
+static struct device_operations pci_domain_ops = {
+ .read_resources = &pci_domain_read_resources,
+ .set_resources = &pci_domain_set_resources,
+ .scan_bus = &pci_domain_scan_bus,
+ .ops_pci_bus = &pci_bus_default_ops,
+};
+
+static struct device_operations cpu_bus_ops = {
+ .read_resources = DEVICE_NOOP,
+ .set_resources = DEVICE_NOOP,
+ .enable_resources = DEVICE_NOOP,
+ .init = DEVICE_NOOP,
+};
+
+static void soc_enable(device_t dev)
+{
+ /* Set the operations if it is a special bus type */
+ if (dev->path.type == DEVICE_PATH_DOMAIN)
+ dev->ops = &pci_domain_ops;
+ else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER)
+ dev->ops = &cpu_bus_ops;
+}
+
struct chip_operations soc_intel_cannonlake_ops = {
CHIP_NAME("Intel Cannonlake")
+ .enable_dev = &soc_enable,
.init = &soc_init_pre_device,
};