/* * This file is part of the coreboot project. * * Copyright (C) 2005 AMD * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD. * * 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 <device/pci_ids.h> #include <device/pci_ops.h> static void pcie_init(struct device *dev) { /* Enable pci error detecting */ uint32_t dword; /* System error enable */ dword = pci_read_config32(dev, 0x04); dword |= (1<<8); /* System error enable */ dword |= (1<<30); /* Clear possible errors */ pci_write_config32(dev, 0x04, dword); } static struct pci_operations lops_pci = { .set_subsystem = 0, }; static struct device_operations pcie_ops = { .read_resources = pci_bus_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_bus_enable_resources, .init = pcie_init, .scan_bus = pci_scan_bridge, .reset_bus = pci_bus_reset, .ops_pci = &lops_pci, }; static const struct pci_driver pcie_driver __pci_driver = { .ops = &pcie_ops, .vendor = PCI_VENDOR_ID_SERVERWORKS, .device = PCI_DEVICE_ID_SERVERWORKS_BCM5780_PCIE, };