| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2010 coresystems GmbH |
| * |
| * 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. |
| * |
| * 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 |
| */ |
| |
| #ifndef __I386_ARCH_IOAPIC_H |
| #define __I386_ARCH_IOAPIC_H |
| |
| #define IO_APIC_ADDR 0xfec00000 |
| #define IO_APIC_INTERRUPTS 24 |
| |
| #ifndef __ACPI__ |
| #define ALL (0xff << 24) |
| #define NONE (0) |
| #define DISABLED (1 << 16) |
| #define ENABLED (0 << 16) |
| #define TRIGGER_EDGE (0 << 15) |
| #define TRIGGER_LEVEL (1 << 15) |
| #define POLARITY_HIGH (0 << 13) |
| #define POLARITY_LOW (1 << 13) |
| #define PHYSICAL_DEST (0 << 11) |
| #define LOGICAL_DEST (1 << 11) |
| #define ExtINT (7 << 8) |
| #define NMI (4 << 8) |
| #define SMI (2 << 8) |
| #define INT (1 << 8) |
| |
| void set_ioapic_id(u32 ioapic_base, u8 ioapic_id); |
| void setup_ioapic(u32 ioapic_base, u8 ioapic_id); |
| void clear_ioapic(u32 ioapic_base); |
| #endif |
| |
| #endif |
