| /* |
| * 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(0); |
| |
| /* 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, |
| }; |