2 * This file is part of the coreboot project.
4 * Copyright (C) 2007 Nikolay Petukhov <nikolay.petukhov@gmail.com>
5 * Copyright (C) 2010 Tobias Diedrich <ranma+coreboot@tdiedrich.de>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include <arch/pirq_routing.h>
23 #include <console/console.h>
24 #include <device/pci.h>
25 #include <device/pci_ids.h>
26 #include <pc80/i8259.h>
28 #if (CONFIG_PIRQ_ROUTE==1 && CONFIG_GENERATE_PIRQ_TABLE==1)
29 void pirq_assign_irqs(const unsigned char route[4])
33 pdev = dev_find_device(PCI_VENDOR_ID_VIA,
34 PCI_DEVICE_ID_VIA_VT8237R_LPC, 0);
36 pdev = dev_find_device(PCI_VENDOR_ID_VIA,
37 PCI_DEVICE_ID_VIA_VT8237S_LPC, 0);
39 pdev = dev_find_device(PCI_VENDOR_ID_VIA,
40 PCI_DEVICE_ID_VIA_VT8237A_LPC, 0);
44 pci_write_config8(pdev, 0x55, route[0] << 4);
45 pci_write_config8(pdev, 0x56, (route[2] << 4) | route[1]);
46 pci_write_config8(pdev, 0x57, route[3] << 4);
48 /* Enable INT[E-H] mapped to INT[A-D] for simplicity */
49 pci_write_config8(pdev, 0x46, 0x00);