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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2000 AG Electronics Ltd.
* Copyright (C) 2003-2004 Linux Networx
* Copyright (C) 2004 Tyan
*
* 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 <arch/io.h>
#include <device/device.h>
#include <device/pnp.h>
#include <console/console.h>
#include <string.h>
#include <bitops.h>
#include <uart8250.h>
#include <pc80/keyboard.h>
#include <stdlib.h>
#include "chip.h"
#include "w83977tf.h"
static void w83977tf_enter_ext_func_mode(device_t dev)
{
outb(0x87, dev->path.pnp.port);
outb(0x87, dev->path.pnp.port);
}
static void w83977tf_exit_ext_func_mode(device_t dev)
{
outb(0xaa, dev->path.pnp.port);
}
static void w83977tf_init(device_t dev)
{
struct superio_winbond_w83977tf_config *conf = dev->chip_info;
struct resource *res0;
if (!dev->enabled)
return;
switch(dev->path.pnp.device) {
case W83977TF_SP1:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com1);
break;
case W83977TF_SP2:
res0 = find_resource(dev, PNP_IDX_IO0);
init_uart8250(res0->base, &conf->com2);
break;
case W83977TF_KBC:
pc_keyboard_init(&conf->keyboard);
break;
}
}
static void w83977tf_set_resources(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_set_resources(dev);
w83977tf_exit_ext_func_mode(dev);
}
static void w83977tf_enable_resources(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_enable_resources(dev);
w83977tf_exit_ext_func_mode(dev);
}
static void w83977tf_enable(device_t dev)
{
w83977tf_enter_ext_func_mode(dev);
pnp_enable(dev);
w83977tf_exit_ext_func_mode(dev);
}
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = w83977tf_set_resources,
.enable_resources = w83977tf_enable_resources,
.enable = w83977tf_enable,
.init = w83977tf_init,
};
static struct pnp_info pnp_dev_info[] = {
{ &ops, W83977TF_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83977TF_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
{ &ops, W83977TF_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83977TF_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83977TF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
{ &ops, W83977TF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
{ &ops, W83977TF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
{ &ops, W83977TF_ACPI, PNP_IRQ0, },
};
static void enable_dev(device_t dev)
{
pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
}
struct chip_operations superio_winbond_w83977tf_ops = {
CHIP_NAME("Winbond W83977TF Super I/O")
.enable_dev = enable_dev,
};
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