coreboot-kgpe-d16/src/southbridge/intel/i82801bx/i82801bx.c
Paul Menzel a46a712610 GPLv2 notice: Unify all files to just use one space in »MA 02110-1301«
In the file `COPYING` in the coreboot repository and upstream [1]
just one space is used.

The following command was used to convert all files.

    $ git grep -l 'MA  02' | xargs sed -i 's/MA  02/MA 02/'

[1] http://www.gnu.org/licenses/gpl-2.0.txt

Change-Id: Ic956dab2820a9e2ccb7841cab66966ba168f305f
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/2490
Tested-by: build bot (Jenkins)
Reviewed-by: Anton Kochkov <anton.kochkov@gmail.com>
2013-03-01 10:16:08 +01:00

50 lines
1.7 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright (C) 2005 Digital Design Corporation
* (Written by Steven J. Magnani <steve@digidescorp.com> for Digital Design)
* Copyright (C) 2007 Corey Osgood <corey.osgood@gmail.com>
*
* 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 "i82801bx.h"
void i82801bx_enable(device_t dev)
{
u16 reg16, index;
device_t lpc_dev;
/* Search for the 82801BA/BAM LPC device (D31:F0) on PCI bus 0. */
lpc_dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
if (!lpc_dev)
return;
index = PCI_FUNC(dev->path.pci.devfn);
reg16 = pci_read_config16(lpc_dev, FUNC_DIS);
reg16 &= ~(1 << index); /* Enable device. */
if (!dev->enabled)
reg16 |= (1 << index); /* Disable device, if desired. */
pci_write_config16(lpc_dev, FUNC_DIS, reg16);
}
struct chip_operations southbridge_intel_i82801bx_ops = {
CHIP_NAME("Intel ICH2 (82801Bx) Series Southbridge")
.enable_dev = i82801bx_enable,
};