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Diffstat (limited to 'src/northbridge/via/vx900/chip.h')
-rw-r--r-- | src/northbridge/via/vx900/chip.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/northbridge/via/vx900/chip.h b/src/northbridge/via/vx900/chip.h new file mode 100644 index 0000000000..6334a8e123 --- /dev/null +++ b/src/northbridge/via/vx900/chip.h @@ -0,0 +1,52 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com> + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +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; +}; |