| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2004 Tyan Computer |
| * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer. |
| * Copyright (C) 2006,2007 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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 <console/console.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <device/pci_ops.h> |
| #include "mcp55.h" |
| |
| static void pcie_init(struct device *dev) |
| { |
| /* Enable pci error detecting */ |
| u32 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 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, |
| // .enable = mcp55_enable, |
| }; |
| |
| static const unsigned short pcie_ids[] = { |
| PCI_DEVICE_ID_NVIDIA_MCP55_PCIE_B_C, |
| PCI_DEVICE_ID_NVIDIA_MCP55_PCIE_E, |
| PCI_DEVICE_ID_NVIDIA_MCP55_PCIE_A, |
| PCI_DEVICE_ID_NVIDIA_MCP55_PCIE_F, |
| PCI_DEVICE_ID_NVIDIA_MCP55_PCIE_D, |
| 0 |
| }; |
| |
| static const struct pci_driver pciebc_driver __pci_driver = { |
| .ops = &pcie_ops, |
| .vendor = PCI_VENDOR_ID_NVIDIA, |
| .devices= pcie_ids, |
| }; |