/* * This file is part of the coreboot project. * * Copyright (C) 2013 Nico Huber <nico.h@gmx.de> * * 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. * * 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 <superio/conf_mode.h> /* Common enter/exit implementations */ void pnp_enter_conf_mode_55(struct device *dev) { outb(0x55, dev->path.pnp.port); } void pnp_enter_conf_mode_6767(struct device *dev) { outb(0x67, dev->path.pnp.port); outb(0x67, dev->path.pnp.port); } void pnp_enter_conf_mode_7777(struct device *dev) { outb(0x77, dev->path.pnp.port); outb(0x77, dev->path.pnp.port); } void pnp_enter_conf_mode_8787(struct device *dev) { outb(0x87, dev->path.pnp.port); outb(0x87, dev->path.pnp.port); } void pnp_enter_conf_mode_a0a0(struct device *dev) { outb(0xa0, dev->path.pnp.port); outb(0xa0, dev->path.pnp.port); } void pnp_exit_conf_mode_aa(struct device *dev) { outb(0xaa, dev->path.pnp.port); } void pnp_enter_conf_mode_870155aa(struct device *dev) { outb(0x87, dev->path.pnp.port); outb(0x01, dev->path.pnp.port); outb(0x55, dev->path.pnp.port); if (dev->path.pnp.port == 0x4e) outb(0xaa, dev->path.pnp.port); else outb(0x55, dev->path.pnp.port); } void pnp_exit_conf_mode_0202(struct device *dev) { outb(0x02, dev->path.pnp.port); outb(0x02, dev->path.pnp.port + 1); } const struct pnp_mode_ops pnp_conf_mode_55_aa = { .enter_conf_mode = pnp_enter_conf_mode_55, .exit_conf_mode = pnp_exit_conf_mode_aa, }; const struct pnp_mode_ops pnp_conf_mode_6767_aa = { .enter_conf_mode = pnp_enter_conf_mode_6767, .exit_conf_mode = pnp_exit_conf_mode_aa, }; const struct pnp_mode_ops pnp_conf_mode_7777_aa = { .enter_conf_mode = pnp_enter_conf_mode_7777, .exit_conf_mode = pnp_exit_conf_mode_aa, }; const struct pnp_mode_ops pnp_conf_mode_8787_aa = { .enter_conf_mode = pnp_enter_conf_mode_8787, .exit_conf_mode = pnp_exit_conf_mode_aa, }; const struct pnp_mode_ops pnp_conf_mode_a0a0_aa = { .enter_conf_mode = pnp_enter_conf_mode_a0a0, .exit_conf_mode = pnp_exit_conf_mode_aa, }; const struct pnp_mode_ops pnp_conf_mode_870155_aa = { .enter_conf_mode = pnp_enter_conf_mode_870155aa, .exit_conf_mode = pnp_exit_conf_mode_0202, };