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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2010 Advanced Micro Devices, Inc.
* Copyright (C) 2014 Sage Electronic Engineering, LLC.
*
* 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.
*/
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include "hudson.h"
#include <southbridge/amd/common/amd_pci_util.h>
#include <bootstate.h>
static void pci_init(struct device *dev)
{
}
/*
* Update the PCI devices with a valid IRQ number
* that is set in the mainboard PCI_IRQ structures.
*/
static void set_pci_irqs(void *unused)
{
/* Write PCI_INTR regs 0xC00/0xC01 */
write_pci_int_table();
/* Write IRQs for all devicetree enabled devices */
write_pci_cfg_irqs();
}
/*
* Hook this function into the PCI state machine
* on entry into BS_DEV_ENABLE.
*/
BOOT_STATE_INIT_ENTRY(BS_DEV_ENABLE, BS_ON_ENTRY, set_pci_irqs, NULL);
static struct pci_operations lops_pci = {
.set_subsystem = 0,
};
static struct device_operations pci_ops = {
.read_resources = pci_bus_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_bus_enable_resources,
.init = pci_init,
.scan_bus = pci_scan_bridge,
.reset_bus = pci_bus_reset,
.ops_pci = &lops_pci,
};
static const struct pci_driver pci_driver __pci_driver = {
.ops = &pci_ops,
.vendor = PCI_VENDOR_ID_AMD,
.device = PCI_DEVICE_ID_AMD_SB900_PCI,
};
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