1 /* $NetBSD: softint.h,v 1.1 2011/06/14 22:36:12 matt Exp $ */ 2 /*- 3 * Copyright (c) 2010, 2011 The NetBSD Foundation, Inc. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to The NetBSD Foundation 7 * by Raytheon BBN Technologies Corp and Defense Advanced Research Projects 8 * Agency and which was developed by Matt Thomas of 3am Software Foundry. 9 * 10 * This material is based upon work supported by the Defense Advanced Research 11 * Projects Agency and Space and Naval Warfare Systems Center, Pacific, under 12 * Contract No. N66001-09-C-2073. 13 * Approved for Public Release, Distribution Unlimited 14 * 15 * Redistribution and use in source and binary forms, with or without 16 * modification, are permitted provided that the following conditions 17 * are met: 18 * 1. Redistributions of source code must retain the above copyright 19 * notice, this list of conditions and the following disclaimer. 20 * 2. Redistributions in binary form must reproduce the above copyright 21 * notice, this list of conditions and the following disclaimer in the 22 * documentation and/or other materials provided with the distribution. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37 #ifdef __INTR_PRIVATE 38 #ifndef _POWERPC_SOFTINT_H_ 39 #define _POWERPC_SOFTINT_H_ 40 41 #include <sys/intr.h> 42 43 #ifdef __HAVE_FAST_SOFTINTS 44 45 #ifdef __HAVE_PREEMPTION 46 #define IPL_PREEMPT_SOFTMASK (1 << IPL_NONE) 47 #else 48 #define IPL_PREEMPT_SOFTMASK 0 49 #endif 50 51 #define IPL_SOFTMASK \ 52 ((1 << IPL_SOFTSERIAL) | (1 << IPL_SOFTNET ) \ 53 |(1 << IPL_SOFTBIO ) | (1 << IPL_SOFTCLOCK ) \ 54 |IPL_PREEMPT_SOFTMASK) 55 56 #define SOFTINT2IPL_MAP \ 57 ((IPL_SOFTSERIAL << (4*SOFTINT_SERIAL)) \ 58 |(IPL_SOFTNET << (4*SOFTINT_NET )) \ 59 |(IPL_SOFTBIO << (4*SOFTINT_BIO )) \ 60 |(IPL_SOFTCLOCK << (4*SOFTINT_CLOCK ))) 61 #define SOFTINT2IPL(si_level) ((SOFTINT2IPL_MAP >> (4 * (si_level))) & 0x0f) 62 #define IPL2SOFTINT_MAP \ 63 ((SOFTINT_SERIAL << (4*IPL_SOFTSERIAL)) \ 64 |(SOFTINT_NET << (4*IPL_SOFTNET )) \ 65 |(SOFTINT_BIO << (4*IPL_SOFTBIO )) \ 66 |(SOFTINT_CLOCK << (4*IPL_SOFTCLOCK ))) 67 #define IPL2SOFTINT(ipl) ((IPL2SOFTINT_MAP >> (4 * (ipl))) & 0x0f) 68 69 #ifdef _KERNEL 70 void powerpc_softint(struct cpu_info *, int, vaddr_t); 71 void powerpc_softint_init_md(lwp_t *, u_int, uintptr_t *); 72 void powerpc_softint_trigger(uintptr_t); 73 #endif 74 75 #endif /* __HAVE_FAST_SOFTINTS */ 76 #endif /* !_POWERPC_SOFTINT_H_ */ 77 #endif /* __INTR_PRIVATE */ 78