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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011 Kyösti Mälkki <kyosti.malkki@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; 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.
*/
#ifndef DXPLPLUSU_BUS_H_INCLUDED
#define DXPLPLUSU_BUS_H_INCLUDED
/* These were determined by seeing how coreboot enumerates the various
* PCI (and PCI-like) buses on the board.
*/
#define PCI_BUS_ROOT 0
#define PCI_BUS_AGP 1 /* AGP */
#define PCI_BUS_E7501_HI_B 2 /* P64H2#1 */
#define PCI_BUS_P64H2_B 3 /* P64H2#1 bus B */
#define PCI_BUS_P64H2_A 4 /* P64H2#1 bus A */
#define PCI_BUS_ICH4 5 /* ICH4 */
/* IOAPIC addresses determined by coreboot enumeration. */
/* Someday add functions to get APIC IDs and versions from the chips themselves. */
#define IOAPIC_ICH4 2
#define IOAPIC_P64H2_BUS_B 3 /* IOAPIC 3 at 02:1c.0 MBAR = fe300000 DataAddr = fe300010 */
#define IOAPIC_P64H2_BUS_A 4 /* IOAPIC 4 at 02:1e.0 MBAR = fe301000 DataAddr = fe301010 */
#define INTEL_IOAPIC_NUM_INTERRUPTS 24 /* Both ICH-4 and P64-H2 */
#endif
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