/* * This file is part of the coreboot project. * * Copyright (C) 2007 Nikolay Petukhov <nikolay.petukhov@gmail.com> * Copyright (C) 2010 Tobias Diedrich <ranma+coreboot@tdiedrich.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; 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. * * 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/pirq_routing.h> #include <console/console.h> #include <device/pci.h> #include <device/pci_ids.h> #include <pc80/i8259.h> #if (CONFIG_PIRQ_ROUTE==1 && CONFIG_GENERATE_PIRQ_TABLE==1) void pirq_assign_irqs(const unsigned char route[4]) { device_t pdev; pdev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT8237R_LPC, 0); if (!pdev) pdev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT8237S_LPC, 0); if (!pdev) pdev = dev_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT8237A_LPC, 0); if (!pdev) return; pci_write_config8(pdev, 0x55, route[0] << 4); pci_write_config8(pdev, 0x56, (route[2] << 4) | route[1]); pci_write_config8(pdev, 0x57, route[3] << 4); /* Enable INT[E-H] mapped to INT[A-D] for simplicity */ pci_write_config8(pdev, 0x46, 0x00); } #endif