| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2008 Arastra, Inc. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * 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 "i3100.h" |
| |
| static void ehci_init(struct device *dev) |
| { |
| } |
| |
| static void ehci_set_subsystem(device_t dev, unsigned vendor, unsigned device) |
| { |
| u8 access_cntl; |
| access_cntl = pci_read_config8(dev, 0x80); |
| /* Enable writes to protected registers */ |
| pci_write_config8(dev, 0x80, access_cntl | 1); |
| /* Write the subsystem vendor and device id */ |
| pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID, |
| ((device & 0xffff) << 16) | (vendor & 0xffff)); |
| /* Restore protection */ |
| pci_write_config8(dev, 0x80, access_cntl); |
| } |
| |
| static struct pci_operations lops_pci = { |
| .set_subsystem = &ehci_set_subsystem, |
| }; |
| static struct device_operations ehci_ops = { |
| .read_resources = pci_dev_read_resources, |
| .set_resources = pci_dev_set_resources, |
| .enable_resources = pci_dev_enable_resources, |
| .init = ehci_init, |
| .scan_bus = 0, |
| .enable = i3100_enable, |
| .ops_pci = &lops_pci, |
| }; |
| |
| static const struct pci_driver ehci_driver __pci_driver = { |
| .ops = &ehci_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .device = PCI_DEVICE_ID_INTEL_3100_EHCI, |
| }; |
| |
| static const struct pci_driver ehci_driver_ep80579 __pci_driver = { |
| .ops = &ehci_ops, |
| .vendor = PCI_VENDOR_ID_INTEL, |
| .device = PCI_DEVICE_ID_INTEL_EP80579_EHCI, |
| }; |