1 /* $NetBSD: intr.h,v 1.26 2024/01/19 03:09:05 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 _SUN68K_INTR_H_ 33 #define _SUN68K_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_IPL3 43 #define MACHINE_PSL_IPL_VM PSL_IPL4 44 #define MACHINE_PSL_IPL_SCHED PSL_IPL7 45 46 #define MACHINE_INTREVCNT_NAMES \ 47 { "spur", "lev1", "lev2", "lev3", "lev4", "clock", "lev6", "nmi" } 48 49 /* Zilog Serial hardware interrupts (hard-wired at 6) */ 50 #define splzs() splserial() /* aliased to splhigh() */ 51 #define IPL_ZS IPL_SERIAL 52 53 #define _IPL_SOFT_LEVEL1 1 54 #define _IPL_SOFT_LEVEL2 2 55 #define _IPL_SOFT_LEVEL3 3 56 #define _IPL_SOFT_LEVEL_MIN 1 57 #define _IPL_SOFT_LEVEL_MAX 3 58 59 #endif /* _KERNEL */ 60 61 #include <m68k/intr.h> 62 63 #ifdef _KERNEL 64 65 /* 66 * Aliases for the legacy sun68k ISR routines. 67 */ 68 69 typedef int (*isr_func_t)(void *); 70 71 static inline void 72 isr_add_autovect(isr_func_t func, void *arg, int ipl) 73 { 74 /* XXX leaks interrupt handle. */ 75 m68k_intr_establish(func, arg, (void *)0, 0, ipl, 0, 0); 76 } 77 78 static inline void 79 isr_add_vectored(isr_func_t func, void *arg, int ipl, int vec) 80 { 81 /* XXX leaks interrupt handle. */ 82 m68k_intr_establish(func, arg, (void *)0, vec, ipl, 0, 0); 83 } 84 85 /* This returns true iff the spl given is spl0. */ 86 #define is_spl0(s) (((s) & PSL_IPL7) == 0) 87 88 #endif /* _KERNEL */ 89 90 #endif /* _SUN68K_INTR_H */ 91