1 /* $NetBSD: intr.h,v 1.19 2007/12/03 15:33:11 ad Exp $ */ 2 3 /*- 4 * Copyright (c) 1997 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ignatios Souvatzis. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * machine/intr.h for the Amiga port. 41 * Currently, only a wrapper, for most of the stuff, around the old 42 * include files. 43 */ 44 45 #ifndef _AMIGA_INTR_H_ 46 #define _AMIGA_INTR_H_ 47 48 #include <amiga/amiga/isr.h> 49 #include <amiga/include/mtpr.h> 50 #include <m68k/psl.h> 51 52 #define IPL_NONE 0 53 #define IPL_SOFTCLOCK 1 54 #define IPL_SOFTBIO 1 55 #define IPL_SOFTNET 1 56 #define IPL_SOFTSERIAL 1 57 #define IPL_VM 2 58 #define IPL_SCHED 3 59 #define IPL_HIGH 4 60 #define _NIPL 5 61 62 extern int ipl2spl_table[_NIPL]; 63 64 typedef int ipl_t; 65 typedef struct { 66 uint16_t _ipl; 67 } ipl_cookie_t; 68 69 static inline ipl_cookie_t 70 makeiplcookie(ipl_t ipl) 71 { 72 73 return (ipl_cookie_t){._ipl = ipl}; 74 } 75 76 static inline int 77 splraiseipl(ipl_cookie_t icookie) 78 { 79 80 return _splraise(ipl2spl_table[icookie._ipl]); 81 } 82 83 #ifdef _KERNEL_OPT 84 #include "opt_lev6_defer.h" 85 #endif 86 87 #define spl0() _spl0() /* we have real software interrupts */ 88 #define splsoftclock() splraise1() 89 #define splsoftnet() splraise1() 90 #define splsoftserial() splraise1() 91 #define splsoftbio() splraise1() 92 #define splvm() splraise4() 93 94 #ifndef _LKM 95 96 #ifndef LEV6_DEFER 97 #define splsched() splraise6() 98 #define splhigh() spl7() 99 #else 100 #define splsched() splraise4() 101 #define splhigh() splraise4() 102 #endif 103 104 #else /* _LKM */ 105 106 extern int _spllkm6(void); 107 extern int _spllkm7(void); 108 109 #define splsched() _spllkm6() 110 #define splhigh() _spllkm7() 111 112 #endif /* _LKM */ 113 114 #define splx(s) _spl(s) 115 116 #endif /* !_AMIGA_INTR_H_ */ 117