186d7f5d3SJohn Marino /* 286d7f5d3SJohn Marino * Copyright (c) 1996, by Steve Passe 386d7f5d3SJohn Marino * Copyright (c) 2008 The DragonFly Project. 486d7f5d3SJohn Marino * All rights reserved. 586d7f5d3SJohn Marino * 686d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without 786d7f5d3SJohn Marino * modification, are permitted provided that the following conditions 886d7f5d3SJohn Marino * are met: 986d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright 1086d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer. 1186d7f5d3SJohn Marino * 2. The name of the developer may NOT be used to endorse or promote products 1286d7f5d3SJohn Marino * derived from this software without specific prior written permission. 1386d7f5d3SJohn Marino * 1486d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1586d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1686d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1786d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1886d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1986d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2086d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2186d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2286d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2386d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2486d7f5d3SJohn Marino * SUCH DAMAGE. 2586d7f5d3SJohn Marino * 2686d7f5d3SJohn Marino * $FreeBSD: src/sys/i386/include/mpapic.h,v 1.14.2.2 2000/09/30 02:49:34 ps Exp $ 2786d7f5d3SJohn Marino * $DragonFly: src/sys/platform/pc64/apic/mpapic.h,v 1.1 2008/08/29 17:07:12 dillon Exp $ 2886d7f5d3SJohn Marino */ 2986d7f5d3SJohn Marino 3086d7f5d3SJohn Marino #ifndef _ARCH_APIC_IOAPIC_H_ 3186d7f5d3SJohn Marino #define _ARCH_APIC_IOAPIC_H_ 3286d7f5d3SJohn Marino 3386d7f5d3SJohn Marino #ifndef _SYS_BUS_H_ 3486d7f5d3SJohn Marino #include <sys/bus.h> 3586d7f5d3SJohn Marino #endif 3686d7f5d3SJohn Marino 3786d7f5d3SJohn Marino #ifndef _SYS_QUEUE_H_ 3886d7f5d3SJohn Marino #include <sys/queue.h> 3986d7f5d3SJohn Marino #endif 4086d7f5d3SJohn Marino 4186d7f5d3SJohn Marino u_int ioapic_read(volatile void *, int); 4286d7f5d3SJohn Marino void ioapic_write(volatile void *, int, u_int); 4386d7f5d3SJohn Marino 4486d7f5d3SJohn Marino struct ioapic_enumerator { 4586d7f5d3SJohn Marino int ioapic_prio; 4686d7f5d3SJohn Marino TAILQ_ENTRY(ioapic_enumerator) ioapic_link; 4786d7f5d3SJohn Marino int (*ioapic_probe)(struct ioapic_enumerator *); 4886d7f5d3SJohn Marino void (*ioapic_enumerate)(struct ioapic_enumerator *); 4986d7f5d3SJohn Marino }; 5086d7f5d3SJohn Marino 5186d7f5d3SJohn Marino #define IOAPIC_ENUM_PRIO_MPTABLE 20 5286d7f5d3SJohn Marino #define IOAPIC_ENUM_PRIO_MADT 40 5386d7f5d3SJohn Marino 5486d7f5d3SJohn Marino void ioapic_enumerator_register(struct ioapic_enumerator *); 5586d7f5d3SJohn Marino void ioapic_add(void *, int, int); 5686d7f5d3SJohn Marino void ioapic_intsrc(int, int, enum intr_trigger, enum intr_polarity); 5786d7f5d3SJohn Marino void *ioapic_gsi_ioaddr(int); 5886d7f5d3SJohn Marino int ioapic_gsi_pin(int); 5986d7f5d3SJohn Marino void ioapic_pin_setup(void *, int, int, 6086d7f5d3SJohn Marino enum intr_trigger, enum intr_polarity, int); 6186d7f5d3SJohn Marino void ioapic_extpin_setup(void *, int, int); 6286d7f5d3SJohn Marino int ioapic_extpin_gsi(void); 6386d7f5d3SJohn Marino int ioapic_gsi(int, int); 6486d7f5d3SJohn Marino void *ioapic_map(vm_paddr_t); 6586d7f5d3SJohn Marino 6686d7f5d3SJohn Marino extern int ioapic_enable; 6786d7f5d3SJohn Marino 6886d7f5d3SJohn Marino #endif /* !_ARCH_APIC_IOAPIC_H_ */ 69