1 /* $NetBSD: intr.h,v 1.23 2023/07/11 10:44:55 riastradh 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * machine/intr.h for the Amiga port. 34 * Currently, only a wrapper, for most of the stuff, around the old 35 * include files. 36 */ 37 38 #ifndef _AMIGA_INTR_H_ 39 #define _AMIGA_INTR_H_ 40 41 #include <amiga/amiga/isr.h> 42 #include <m68k/psl.h> 43 44 #define IPL_NONE 0 45 #define IPL_SOFTCLOCK 1 46 #define IPL_SOFTBIO 1 47 #define IPL_SOFTNET 1 48 #define IPL_SOFTSERIAL 1 49 #define IPL_VM 2 50 #define IPL_SCHED 3 51 #define IPL_HIGH 4 52 #define _NIPL 5 53 54 extern int ipl2spl_table[_NIPL]; 55 56 typedef int ipl_t; 57 typedef struct { 58 uint16_t _ipl; 59 } ipl_cookie_t; 60 61 #ifdef _KERNEL 62 63 static inline ipl_cookie_t 64 makeiplcookie(ipl_t ipl) 65 { 66 67 return (ipl_cookie_t){._ipl = ipl}; 68 } 69 70 static inline int 71 splraiseipl(ipl_cookie_t icookie) 72 { 73 74 return _splraise(ipl2spl_table[icookie._ipl]); 75 } 76 77 #ifdef _KERNEL_OPT 78 #include "opt_lev6_defer.h" 79 #endif 80 81 #define spl0() _spl0() /* we have real software interrupts */ 82 #define splsoftclock() splraise1() 83 #define splsoftnet() splraise1() 84 #define splsoftserial() splraise1() 85 #define splsoftbio() splraise1() 86 #define splvm() splraise4() 87 88 #ifndef _MODULE 89 90 #ifndef LEV6_DEFER 91 #define splsched() splraise6() 92 #define splhigh() spl7() 93 #else 94 #define splsched() splraise4() 95 #define splhigh() splraise4() 96 #endif 97 98 #else /* _MODULE */ 99 100 extern int _spllkm6(void); 101 extern int _spllkm7(void); 102 103 #define splsched() _spllkm6() 104 #define splhigh() _spllkm7() 105 106 #endif /* _MODULE */ 107 108 #define splx(s) _spl(s) 109 110 #endif /* _KERNEL */ 111 112 #endif /* !_AMIGA_INTR_H_ */ 113