/* * This file is part of the coreboot project. * * Copyright (C) 2012 Alexandru Gagniuc * * 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. */ #ifndef __VIA_VX900_CHIP_H__ #define __VIA_VX900_CHIP_H__ struct northbridge_via_vx900_config { /** * \brief PCIe Lane[3:0] Function Select * * PCIe Lane3~Lane0 (PEXTX[3:0]P/VCC) can be used by the integrated * graphic controller to output its display data. The PCIe lanes will * be used to output DisplayPort data. */ u8 assign_pex_to_dp; /** * \brief Lane Width for Root Port 1 * * Two PCIe lanes are used for Root port 1. Root port 2 is disabled. */ u8 pcie_port1_2_lane_wide; /** * \brief PIRQ line to which to route the external interrupt * * The VX900 features an external interrupt which can be routed to any * of the PIRQA->PIRQH lines. Usually, on-board devices are connected * to the external interrupt. In some vendor BIOS's pirq table, this * appears as link 9. * * Setting this line only affects the behavior of the integrated PIC. It * has no effect on the IOAPIC. * * The value of this register must be a literal upper-case character * from 'A' to 'H'. */ char ext_int_route_to_pirq; }; #endif