186d7f5d3SJohn Marino /*- 286d7f5d3SJohn Marino * Copyright (c) 1997 Bruce Evans. 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. Redistributions in binary form must reproduce the above copyright 1286d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in the 1386d7f5d3SJohn Marino * documentation and/or other materials provided with the distribution. 1486d7f5d3SJohn Marino * 1586d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1686d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1786d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1886d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1986d7f5d3SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2086d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2186d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2286d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2386d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2486d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2586d7f5d3SJohn Marino * SUCH DAMAGE. 2686d7f5d3SJohn Marino * 2786d7f5d3SJohn Marino * $FreeBSD: src/sys/i386/isa/icu_ipl.h,v 1.3 1999/08/28 00:44:42 peter Exp $ 2886d7f5d3SJohn Marino * $DragonFly: src/sys/platform/pc64/icu/icu_ipl.h,v 1.1 2008/08/29 17:07:16 dillon Exp $ 2986d7f5d3SJohn Marino */ 3086d7f5d3SJohn Marino 3186d7f5d3SJohn Marino #ifndef _ARCH_ICU_ICU_IPL_H_ 3286d7f5d3SJohn Marino #define _ARCH_ICU_ICU_IPL_H_ 3386d7f5d3SJohn Marino 3486d7f5d3SJohn Marino #include <machine_base/isa/isa_intr.h> 3586d7f5d3SJohn Marino 3686d7f5d3SJohn Marino #define ICU_HWI_VECTORS ISA_IRQ_CNT 3786d7f5d3SJohn Marino #define ICU_HWI_MASK ((1 << ICU_HWI_VECTORS) - 1) 3886d7f5d3SJohn Marino 3986d7f5d3SJohn Marino #ifdef LOCORE 4086d7f5d3SJohn Marino 4186d7f5d3SJohn Marino /* 4286d7f5d3SJohn Marino * SMP interrupt mask protection. The first version is used 4386d7f5d3SJohn Marino * when interrupts might not be disabled, the second version is 4486d7f5d3SJohn Marino * used when interrupts are disabled. 4586d7f5d3SJohn Marino */ 4686d7f5d3SJohn Marino 4786d7f5d3SJohn Marino #define ICU_IMASK_LOCK \ 4886d7f5d3SJohn Marino SPIN_LOCK(imen_spinlock) ; \ 4986d7f5d3SJohn Marino 5086d7f5d3SJohn Marino #define ICU_IMASK_UNLOCK \ 5186d7f5d3SJohn Marino SPIN_UNLOCK(imen_spinlock) ; \ 5286d7f5d3SJohn Marino 5386d7f5d3SJohn Marino #endif /* LOCORE */ 5486d7f5d3SJohn Marino 5586d7f5d3SJohn Marino #endif /* !_ARCH_ICU_ICU_IPL_H_ */ 56