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 70struct 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 84static inline void * 85intr_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 90static inline void 91intr_disestablish(void *ih) 92{ 93 m68k_intr_disestablish(ih); 94} 95 96#endif /* _KERNEL */ 97 98#endif /* _HP300_INTR_H */ 99