a73b93157f
It encourages users from writing to the FSF without giving an address. Linux also prefers to drop that and their checkpatch.pl (that we imported) looks out for that. This is the result of util/scripts/no-fsf-addresses.sh with no further editing. Change-Id: Ie96faea295fe001911d77dbc51e9a6789558fbd6 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Reviewed-on: http://review.coreboot.org/11888 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com> Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2008-2009 coresystems GmbH
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <device/device.h>
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include "i82801ix.h"
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static void pci_init(struct device *dev)
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{
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u16 reg16;
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u8 reg8;
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/* This device has no interrupt */
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pci_write_config8(dev, PCI_INTERRUPT_LINE, 0xff);
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/* Master Latency Count must be set to 0x04! */
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reg8 = pci_read_config8(dev, D30F0_SMLT);
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reg8 &= 0x07;
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reg8 |= (0x04 << 3);
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pci_write_config8(dev, D30F0_SMLT, reg8);
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/* Clear errors in status registers */
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reg16 = pci_read_config16(dev, PCI_STATUS);
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//reg16 |= 0xf900;
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pci_write_config16(dev, PCI_STATUS, reg16);
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reg16 = pci_read_config16(dev, PCI_SEC_STATUS);
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// reg16 |= 0xf900;
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pci_write_config16(dev, PCI_SEC_STATUS, reg16);
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}
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static void set_subsystem(device_t dev, unsigned vendor, unsigned device)
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{
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/* NOTE: 0x54 is not the default position! */
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if (!vendor || !device) {
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pci_write_config32(dev, 0x54,
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pci_read_config32(dev, PCI_VENDOR_ID));
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} else {
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pci_write_config32(dev, 0x54,
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((device & 0xffff) << 16) | (vendor & 0xffff));
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}
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}
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static struct pci_operations pci_ops = {
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.set_subsystem = set_subsystem,
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};
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static struct device_operations device_ops = {
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.read_resources = pci_bus_read_resources,
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.set_resources = pci_dev_set_resources,
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.enable_resources = pci_bus_enable_resources,
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.init = pci_init,
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.scan_bus = pci_scan_bridge,
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.reset_bus = pci_bus_reset,
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.ops_pci = &pci_ops,
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};
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static const unsigned short pci_device_ids[] = {
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0x244e, /* Desktop */
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0x2448, /* Mobile */
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0
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};
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static const struct pci_driver ich9_pci __pci_driver = {
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.ops = &device_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.devices = pci_device_ids,
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};
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