0625a8bcfb
Change-Id: Iaf2b2873bd1c52d7f936bd9b483e194a0872a626 Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Reviewed-on: http://review.coreboot.org/7285 Tested-by: build bot (Jenkins) Reviewed-by: Bruce Griffith <Bruce.Griffith@se-eng.com>
81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
|
|
* This file is part of the coreboot project.
|
|
*
|
|
* Copyright (C) 2014 Google Inc.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include <console/console.h>
|
|
#include <device/device.h>
|
|
#include <device/pci.h>
|
|
#include <broadwell/pci_devs.h>
|
|
#include <broadwell/ramstage.h>
|
|
#include <chip.h>
|
|
|
|
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_ops_mmconf,
|
|
};
|
|
|
|
static struct device_operations cpu_bus_ops = {
|
|
.read_resources = DEVICE_NOOP,
|
|
.set_resources = DEVICE_NOOP,
|
|
.enable_resources = DEVICE_NOOP,
|
|
.init = &broadwell_init_cpus,
|
|
};
|
|
|
|
static void broadwell_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;
|
|
} 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,
|
|
};
|
|
|
|
static void pci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
|
|
{
|
|
if (!vendor || !device)
|
|
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
|
|
pci_read_config32(dev, PCI_VENDOR_ID));
|
|
else
|
|
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
|
|
(device << 16) | vendor);
|
|
}
|
|
|
|
struct pci_operations broadwell_pci_ops = {
|
|
.set_subsystem = &pci_set_subsystem
|
|
};
|