19e0e3f85SSepherosa Ziehau /* 29e0e3f85SSepherosa Ziehau * Copyright (c) 1991 The Regents of the University of California. 39e0e3f85SSepherosa Ziehau * Copyright (c) 1996, by Steve Passe. All rights reserved. 49e0e3f85SSepherosa Ziehau * Copyright (c) 2005,2008 The DragonFly Project. All rights reserved. 59e0e3f85SSepherosa Ziehau * All rights reserved. 69e0e3f85SSepherosa Ziehau * 79e0e3f85SSepherosa Ziehau * This code is derived from software contributed to The DragonFly Project 89e0e3f85SSepherosa Ziehau * by Matthew Dillon <dillon@backplane.com> 99e0e3f85SSepherosa Ziehau * 109e0e3f85SSepherosa Ziehau * This code is derived from software contributed to Berkeley by 119e0e3f85SSepherosa Ziehau * William Jolitz. 129e0e3f85SSepherosa Ziehau * 139e0e3f85SSepherosa Ziehau * Redistribution and use in source and binary forms, with or without 149e0e3f85SSepherosa Ziehau * modification, are permitted provided that the following conditions 159e0e3f85SSepherosa Ziehau * are met: 169e0e3f85SSepherosa Ziehau * 179e0e3f85SSepherosa Ziehau * 1. Redistributions of source code must retain the above copyright 189e0e3f85SSepherosa Ziehau * notice, this list of conditions and the following disclaimer. 199e0e3f85SSepherosa Ziehau * 2. Redistributions in binary form must reproduce the above copyright 209e0e3f85SSepherosa Ziehau * notice, this list of conditions and the following disclaimer in 219e0e3f85SSepherosa Ziehau * the documentation and/or other materials provided with the 229e0e3f85SSepherosa Ziehau * distribution. 239e0e3f85SSepherosa Ziehau * 3. Neither the name of The DragonFly Project nor the names of its 249e0e3f85SSepherosa Ziehau * contributors may be used to endorse or promote products derived 259e0e3f85SSepherosa Ziehau * from this software without specific, prior written permission. 269e0e3f85SSepherosa Ziehau * 279e0e3f85SSepherosa Ziehau * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 289e0e3f85SSepherosa Ziehau * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 299e0e3f85SSepherosa Ziehau * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 309e0e3f85SSepherosa Ziehau * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 319e0e3f85SSepherosa Ziehau * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 329e0e3f85SSepherosa Ziehau * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 339e0e3f85SSepherosa Ziehau * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 349e0e3f85SSepherosa Ziehau * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 359e0e3f85SSepherosa Ziehau * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 369e0e3f85SSepherosa Ziehau * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 379e0e3f85SSepherosa Ziehau * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 389e0e3f85SSepherosa Ziehau * SUCH DAMAGE. 399e0e3f85SSepherosa Ziehau */ 409e0e3f85SSepherosa Ziehau 419e0e3f85SSepherosa Ziehau #ifndef _ARCH_APIC_IOAPIC_ABI_H_ 429e0e3f85SSepherosa Ziehau #define _ARCH_APIC_IOAPIC_ABI_H_ 439e0e3f85SSepherosa Ziehau 44929c940fSSepherosa Ziehau #ifndef _SYS_BUS_H_ 45929c940fSSepherosa Ziehau #include <sys/bus.h> 46a3dd9120SSepherosa Ziehau #endif 479e0e3f85SSepherosa Ziehau 48566d27d4SSepherosa Ziehau /* 49566d27d4SSepherosa Ziehau * NOTE: 505ac5ccd2SSepherosa Ziehau * - Keep size of ioapic_irqinfo power of 2 515ac5ccd2SSepherosa Ziehau * - Update IOAPIC_IRQI_SZSHIFT after changing ioapic_irqinfo size 52566d27d4SSepherosa Ziehau */ 535ac5ccd2SSepherosa Ziehau struct ioapic_irqinfo { 545ac5ccd2SSepherosa Ziehau uint32_t io_flags; /* IOAPIC_IRQI_FLAG_ */ 555ac5ccd2SSepherosa Ziehau int io_idx; 565ac5ccd2SSepherosa Ziehau volatile void *io_addr; 57566d27d4SSepherosa Ziehau }; 585ac5ccd2SSepherosa Ziehau #define IOAPIC_IRQI_SZSHIFT 4 59566d27d4SSepherosa Ziehau 605ac5ccd2SSepherosa Ziehau #define IOAPIC_IRQI_FLAG_LEVEL 0x1 /* default to edge trigger */ 615ac5ccd2SSepherosa Ziehau #define IOAPIC_IRQI_FLAG_MASKED 0x2 62566d27d4SSepherosa Ziehau 635ac5ccd2SSepherosa Ziehau extern struct ioapic_irqinfo ioapic_irqs[]; 64566d27d4SSepherosa Ziehau 65929c940fSSepherosa Ziehau extern struct machintr_abi MachIntrABI_IOAPIC; 66929c940fSSepherosa Ziehau 67*027bbbfeSSepherosa Ziehau int ioapic_conf_legacy_extint(int); 68*027bbbfeSSepherosa Ziehau void ioapic_set_legacy_irqmap(int, int, enum intr_trigger, 69*027bbbfeSSepherosa Ziehau enum intr_polarity); 70*027bbbfeSSepherosa Ziehau void ioapic_fixup_legacy_irqmaps(void); 71929c940fSSepherosa Ziehau 729e0e3f85SSepherosa Ziehau #endif /* !_ARCH_APIC_IOAPIC_ABI_H_ */ 73