blob: 374cbf11dc724de18e4e803df4a8719a6dc4ac04 [file] [log] [blame]
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 Vladimir Serbinenko
*
* 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; version 2 of
* the License.
*
* 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 "pch.h"
#include <arch/io.h>
static void thermal_init(struct device *dev)
{
struct resource *res;
u8 *base;
printk(BIOS_DEBUG, "Thermal init start.\n");
res = find_resource(dev, 0x10);
if (!res)
return;
base = res2mmio(res, 0, 0);
write32(base + 4, 0x3a2b);
write8(base + 0xe, 0x40);
write16(base + 0x56, 0xffff);
write16(base + 0x64, 0xffff);
write16(base + 0x66, 0xffff);
write16(base + 0x68, 0xfa);
write8(base + 1, 0xb8);
printk(BIOS_DEBUG, "Thermal init done.\n");
}
static void set_subsystem(struct device *dev, unsigned vendor,
unsigned device)
{
if (!vendor || !device) {
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
pci_read_config32(dev, PCI_VENDOR_ID));
} else {
pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
((device & 0xffff) << 16) | (vendor &
0xffff));
}
}
static struct pci_operations pci_ops = {
.set_subsystem = set_subsystem,
};
static struct device_operations thermal_ops = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = thermal_init,
.scan_bus = 0,
.ops_pci = &pci_ops,
};
static const unsigned short pci_device_ids[] = { 0x3b32, 0 };
static const struct pci_driver pch_thermal __pci_driver = {
.ops = &thermal_ops,
.vendor = PCI_VENDOR_ID_INTEL,
.devices = pci_device_ids,
};