diff options
Diffstat (limited to 'src/southbridge/intel/i82371eb/usb.c')
| -rw-r--r-- | src/southbridge/intel/i82371eb/usb.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/southbridge/intel/i82371eb/usb.c b/src/southbridge/intel/i82371eb/usb.c new file mode 100644 index 0000000000..1a903a95b0 --- /dev/null +++ b/src/southbridge/intel/i82371eb/usb.c @@ -0,0 +1,66 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de> + * + * 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. + * + * 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 <stdint.h> +#include <console/console.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include "i82371eb.h" + +/** + * Initialize the USB (UHCI) controller. + * + * Depending on the configuration variable 'usb_enable', enable or + * disable the USB (UHCI) controller. + * + * @param dev The device to use. + */ +static void usb_init(struct device *dev) +{ + /* TODO: No special init needed? */ +} + +static const struct device_operations usb_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = usb_init, + .scan_bus = 0, + .enable = 0, + .ops_pci = 0, /* No subsystem IDs on 82371EB! */ +}; + +/* Note: No USB on 82371FB/MX (PIIX/MPIIX) and 82437MX. */ + +/* Intel 82371SB (PIIX3) */ +static const struct pci_driver usb_driver_sb __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_82371SB_USB, +}; + +/* Intel 82371AB/EB/MB (PIIX4/PIIX4E/PIIX4M) */ +/* The 440MX (82443MX) consists of 82443BX + 82371EB (uses same PCI IDs). */ +static const struct pci_driver usb_driver_ab_eb_mb __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_INTEL, + .device = PCI_DEVICE_ID_INTEL_82371AB_USB, +}; |