/* * This file is part of the coreboot project. * * Copyright (C) 2004 Stefan Reinauer <stefan.reinauer@coreboot.org> * Copyright (C) 2010 Kevin O'Connor <kevin@koconnor.net> * * 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 <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> #include <device/pci_ops.h> #include <pc80/keyboard.h> #include <arch/io.h> static const unsigned char qemu_i440fx_irqs[] = { 11, 10, 10, 11, 11, 10, 10, 11, }; static void qemu_nb_init(device_t dev) { /* Map memory at 0xc0000 - 0xfffff */ int i; uint8_t v = pci_read_config8(dev, 0x59); v |= 0x30; pci_write_config8(dev, 0x59, v); for (i=0; i<6; i++) pci_write_config8(dev, 0x5a + i, 0x33); /* This sneaked in here, because Qemu does not * emulate a SuperIO chip */ pc_keyboard_init(); /* setup IRQ routing */ for (i = 0; i < 32; i++) pci_assign_irqs(0, i, qemu_i440fx_irqs + (i % 4)); } static struct device_operations nb_operations = { .read_resources = pci_dev_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, .init = qemu_nb_init, .ops_pci = 0, }; static const struct pci_driver nb_driver __pci_driver = { .ops = &nb_operations, .vendor = 0x8086, .device = 0x1237, };