e62fc0d355
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de> Acked-by: Uwe Hermann <uwe@hermann-uwe.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5939 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/*
|
|
* This file is part of the coreboot project.
|
|
*
|
|
* Copyright (C) 2005 Tyan Computer
|
|
* (Written by Yinghai Lu <yinghailu@gmail.com> for Tyan Computer)
|
|
*
|
|
* 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 <console/console.h>
|
|
#include <device/device.h>
|
|
#include <device/pci.h>
|
|
#include <device/pci_ids.h>
|
|
#include "i82801bx.h"
|
|
|
|
static void pci_init(struct device *dev)
|
|
{
|
|
u16 reg16;
|
|
|
|
/* Clear system errors */
|
|
reg16 = pci_read_config16(dev, PCI_STATUS);
|
|
reg16 |= 0xf900; /* Clear possible errors */
|
|
pci_write_config16(dev, PCI_STATUS, reg16);
|
|
|
|
reg16 = pci_read_config16(dev, SECSTS);
|
|
reg16 |= 0xf800; /* Clear possible errors */
|
|
pci_write_config16(dev, SECSTS, reg16);
|
|
}
|
|
|
|
static struct device_operations pci_ops = {
|
|
.read_resources = pci_bus_read_resources,
|
|
.set_resources = pci_dev_set_resources,
|
|
.enable_resources = pci_bus_enable_resources,
|
|
.init = pci_init,
|
|
.scan_bus = pci_scan_bridge,
|
|
};
|
|
|
|
/* 82801BA/BAM (ICH2/ICH2-M) */
|
|
static const struct pci_driver i82801misc_pci __pci_driver = {
|
|
.ops = &pci_ops,
|
|
.vendor = PCI_VENDOR_ID_INTEL,
|
|
.device = 0x244e,
|
|
};
|