1*86d7f5d3SJohn Marino /* 2*86d7f5d3SJohn Marino * Copyright (c) 1996, by Steve Passe 3*86d7f5d3SJohn Marino * Copyright (c) 2008 The DragonFly Project. 4*86d7f5d3SJohn Marino * All rights reserved. 5*86d7f5d3SJohn Marino * 6*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without 7*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions 8*86d7f5d3SJohn Marino * are met: 9*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright 10*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer. 11*86d7f5d3SJohn Marino * 2. The name of the developer may NOT be used to endorse or promote products 12*86d7f5d3SJohn Marino * derived from this software without specific prior written permission. 13*86d7f5d3SJohn Marino * 14*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15*86d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16*86d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*86d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18*86d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19*86d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20*86d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21*86d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22*86d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23*86d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24*86d7f5d3SJohn Marino * SUCH DAMAGE. 25*86d7f5d3SJohn Marino * 26*86d7f5d3SJohn Marino * $FreeBSD: src/sys/i386/include/mpapic.h,v 1.14.2.2 2000/09/30 02:49:34 ps Exp $ 27*86d7f5d3SJohn Marino * $DragonFly: src/sys/platform/pc64/apic/mpapic.h,v 1.1 2008/08/29 17:07:12 dillon Exp $ 28*86d7f5d3SJohn Marino */ 29*86d7f5d3SJohn Marino 30*86d7f5d3SJohn Marino #ifndef _ARCH_APIC_IOAPIC_H_ 31*86d7f5d3SJohn Marino #define _ARCH_APIC_IOAPIC_H_ 32*86d7f5d3SJohn Marino 33*86d7f5d3SJohn Marino #ifndef _SYS_BUS_H_ 34*86d7f5d3SJohn Marino #include <sys/bus.h> 35*86d7f5d3SJohn Marino #endif 36*86d7f5d3SJohn Marino 37*86d7f5d3SJohn Marino #ifndef _SYS_QUEUE_H_ 38*86d7f5d3SJohn Marino #include <sys/queue.h> 39*86d7f5d3SJohn Marino #endif 40*86d7f5d3SJohn Marino 41*86d7f5d3SJohn Marino u_int ioapic_read(volatile void *, int); 42*86d7f5d3SJohn Marino void ioapic_write(volatile void *, int, u_int); 43*86d7f5d3SJohn Marino 44*86d7f5d3SJohn Marino struct ioapic_enumerator { 45*86d7f5d3SJohn Marino int ioapic_prio; 46*86d7f5d3SJohn Marino TAILQ_ENTRY(ioapic_enumerator) ioapic_link; 47*86d7f5d3SJohn Marino int (*ioapic_probe)(struct ioapic_enumerator *); 48*86d7f5d3SJohn Marino void (*ioapic_enumerate)(struct ioapic_enumerator *); 49*86d7f5d3SJohn Marino }; 50*86d7f5d3SJohn Marino 51*86d7f5d3SJohn Marino #define IOAPIC_ENUM_PRIO_MPTABLE 20 52*86d7f5d3SJohn Marino #define IOAPIC_ENUM_PRIO_MADT 40 53*86d7f5d3SJohn Marino 54*86d7f5d3SJohn Marino void ioapic_enumerator_register(struct ioapic_enumerator *); 55*86d7f5d3SJohn Marino void ioapic_add(void *, int, int); 56*86d7f5d3SJohn Marino void ioapic_intsrc(int, int, enum intr_trigger, enum intr_polarity); 57*86d7f5d3SJohn Marino void *ioapic_gsi_ioaddr(int); 58*86d7f5d3SJohn Marino int ioapic_gsi_pin(int); 59*86d7f5d3SJohn Marino void ioapic_pin_setup(void *, int, int, 60*86d7f5d3SJohn Marino enum intr_trigger, enum intr_polarity, int); 61*86d7f5d3SJohn Marino void ioapic_extpin_setup(void *, int, int); 62*86d7f5d3SJohn Marino int ioapic_extpin_gsi(void); 63*86d7f5d3SJohn Marino int ioapic_gsi(int, int); 64*86d7f5d3SJohn Marino void *ioapic_map(vm_paddr_t); 65*86d7f5d3SJohn Marino 66*86d7f5d3SJohn Marino extern int ioapic_enable; 67*86d7f5d3SJohn Marino 68*86d7f5d3SJohn Marino #endif /* !_ARCH_APIC_IOAPIC_H_ */ 69