1 /* $NetBSD: intr.h,v 1.39 2024/01/19 03:09:04 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 2024 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 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 #ifndef _HP300_INTR_H_ 33 #define _HP300_INTR_H_ 34 35 #ifdef _KERNEL 36 37 #include <m68k/psl.h> 38 39 #define MACHINE_PSL_IPL_SOFTCLOCK PSL_IPL1 40 #define MACHINE_PSL_IPL_SOFTBIO PSL_IPL1 41 #define MACHINE_PSL_IPL_SOFTNET PSL_IPL1 42 #define MACHINE_PSL_IPL_SOFTSERIAL PSL_IPL1 43 #define MACHINE_PSL_IPL_VM PSL_IPL5 44 #define MACHINE_PSL_IPL_SCHED PSL_IPL6 45 46 #define MACHINE_INTREVCNT_NAMES \ 47 { "spurious", "lev1", "lev2", "lev3", "lev4", "lev5", "clock", "nmi" } 48 49 #if defined(_M68K_INTR_PRIVATE) && defined(_KERNEL_OPT) 50 #include "audio.h" 51 #if NAUDIO > 0 52 /* 53 * Audio interrupts also come in on level 6, and those are dispatched 54 * from a custom stub which handles the clock inline before calling the 55 * general interrupt dispatch. We want to suppress warning about stray 56 * level 6 interrupts in the common code in case the clock interrupted 57 * but audio did not. 58 */ 59 #define MACHINE_AUTOVEC_IGNORE_STRAY(x) ((x) == 6) 60 #endif 61 #endif 62 63 #endif /* _KERNEL */ 64 65 #include <m68k/intr.h> 66 67 #ifdef _KERNEL 68 69 #ifdef _M68K_INTR_PRIVATE 70 struct hp300_intrhand { 71 struct m68k_intrhand ih_super; 72 LIST_ENTRY(hp300_intrhand) ih_dio_link; 73 }; 74 #endif 75 76 /* These spl calls are _not_ to be used by machine-independent code. */ 77 #define splhil() splraise1() 78 #define splkbd() splhil() 79 80 /* 81 * Interface wrappers. 82 */ 83 84 static inline void * 85 intr_establish(int (*func)(void *), void *arg, int ipl, int isrpri) 86 { 87 return m68k_intr_establish(func, arg, (void *)0, 0, ipl, isrpri, 0); 88 } 89 90 static inline void 91 intr_disestablish(void *ih) 92 { 93 m68k_intr_disestablish(ih); 94 } 95 96 #endif /* _KERNEL */ 97 98 #endif /* _HP300_INTR_H */ 99