| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2008 Arastra, Inc. |
| * |
| * 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. |
| */ |
| |
| #include <stdlib.h> |
| #include <device/device.h> |
| #include <device/pnp.h> |
| #include "i3100.h" |
| #include <arch/io.h> |
| |
| static void pnp_enter_ext_func_mode(struct device *dev) |
| { |
| outb(0x80, dev->path.pnp.port); |
| outb(0x86, dev->path.pnp.port); |
| } |
| |
| static void pnp_exit_ext_func_mode(struct device *dev) |
| { |
| outb(0x68, dev->path.pnp.port); |
| outb(0x08, dev->path.pnp.port); |
| } |
| |
| static void i3100_init(struct device *dev) |
| { |
| if (!dev->enabled) |
| return; |
| } |
| |
| static const struct pnp_mode_ops pnp_conf_mode_ops = { |
| .enter_conf_mode = pnp_enter_ext_func_mode, |
| .exit_conf_mode = pnp_exit_ext_func_mode, |
| }; |
| |
| static struct device_operations ops = { |
| .read_resources = pnp_read_resources, |
| .set_resources = pnp_set_resources, |
| .enable_resources = pnp_enable_resources, |
| .enable = pnp_alt_enable, |
| .init = i3100_init, |
| .ops_pnp_mode = &pnp_conf_mode_ops, |
| }; |
| |
| static struct pnp_info pnp_dev_info[] = { |
| { &ops, I3100_SP1, PNP_IO0 | PNP_IRQ0, 0x07f8, }, |
| { &ops, I3100_SP2, PNP_IO0 | PNP_IRQ0, 0x07f8, }, |
| }; |
| |
| static void enable_dev(struct device *dev) |
| { |
| pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); |
| } |
| |
| struct chip_operations superio_intel_i3100_ops = { |
| CHIP_NAME("Intel 3100 Super I/O") |
| .enable_dev = enable_dev, |
| }; |