diff options
Diffstat (limited to 'src/soc/intel/broadwell/systemagent.c')
-rw-r--r-- | src/soc/intel/broadwell/systemagent.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/systemagent.c b/src/soc/intel/broadwell/systemagent.c index 0837e0ce27..4b4848b4ef 100644 --- a/src/soc/intel/broadwell/systemagent.c +++ b/src/soc/intel/broadwell/systemagent.c @@ -10,6 +10,7 @@ #include <device/pci_ids.h> #include <intelblocks/power_limit.h> #include <vendorcode/google/chromeos/chromeos.h> +#include <soc/acpi.h> #include <soc/cpu.h> #include <soc/iomap.h> #include <soc/pci_devs.h> @@ -451,3 +452,40 @@ static const struct pci_driver systemagent_driver __pci_driver = { .vendor = PCI_VENDOR_ID_INTEL, .devices = systemagent_ids }; + +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, +#if CONFIG(HAVE_ACPI_TABLES) + .write_acpi_tables = &northbridge_write_acpi_tables, +#endif +}; + +static struct device_operations cpu_bus_ops = { + .read_resources = noop_read_resources, + .set_resources = noop_set_resources, + .init = &broadwell_init_cpus, +}; + +static void broadwell_enable(struct device *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; + } else if (dev->path.type == DEVICE_PATH_PCI) { + /* Handle PCH device enable */ + if (PCI_SLOT(dev->path.pci.devfn) > SA_DEV_SLOT_MINIHD && + (dev->ops == NULL || dev->ops->enable == NULL)) { + broadwell_pch_enable_dev(dev); + } + } +} + +struct chip_operations soc_intel_broadwell_ops = { + CHIP_NAME("Intel Broadwell") + .enable_dev = &broadwell_enable, + .init = &broadwell_init_pre_device, +}; |