2 * This file is part of the coreboot project.
4 * Copyright (C) 2004 Tyan Computer
5 * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
6 * Copyright (C) 2006,2007 AMD
7 * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include <console/console.h>
25 #include <device/device.h>
26 #include <device/pci.h>
27 #include <device/pci_ids.h>
28 #include <device/pci_ops.h>
30 #if CONFIG_USBDEBUG_DIRECT
31 #include <usbdebug_direct.h>
34 extern struct ehci_debug_info dbg_info;
36 static void usb2_init(struct device *dev)
39 dword = pci_read_config32(dev, 0xf8);
41 pci_write_config32(dev, 0xf8, dword);
44 static void usb2_set_resources(struct device *dev)
46 #if CONFIG_USBDEBUG_DIRECT
51 old_debug = get_ehci_debug();
54 pci_dev_set_resources(dev);
56 #if CONFIG_USBDEBUG_DIRECT
57 res = find_resource(dev, 0x10);
58 set_ehci_debug(old_debug);
62 report_resource_stored(dev, res, "");
67 static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
69 pci_write_config32(dev, 0x40,
70 ((device & 0xffff) << 16) | (vendor & 0xffff));
72 static struct pci_operations lops_pci = {
73 .set_subsystem = lpci_set_subsystem,
76 static struct device_operations usb2_ops = {
77 .read_resources = pci_dev_read_resources,
78 .set_resources = usb2_set_resources,
79 .enable_resources = pci_dev_enable_resources,
81 // .enable = mcp55_enable,
86 static const struct pci_driver usb2_driver __pci_driver = {
88 .vendor = PCI_VENDOR_ID_NVIDIA,
89 .device = PCI_DEVICE_ID_NVIDIA_MCP55_USB2,