1 /* $NetBSD: intr.h,v 1.13 2008/04/28 20:23:23 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _HPCSH_INTR_H_ 30 #define _HPCSH_INTR_H_ 31 32 #include <sh3/intr.h> 33 34 /* 35 * See sys/arch/sh3/sh3/interrupt.c 36 * This was 8 for TMU0, TMU1, TMU2, SCIF * 4, HD6446x. 37 * 38 * For now bump this to 16 so that it's possible to do experiments 39 * with new drivers without hitting this limit. 40 */ 41 #define _INTR_N 16 42 43 #define IPL_VM 11 44 #define IPL_SCHED 14 45 #define IPL_HIGH 15 /* everything */ 46 47 #include <hpcsh/dev/hd6446x/hd6446xintcvar.h> 48 49 typedef uint8_t ipl_t; 50 typedef struct { 51 ipl_t _ipl; 52 } ipl_cookie_t; 53 54 static inline ipl_cookie_t 55 makeiplcookie(ipl_t ipl) 56 { 57 58 return (ipl_cookie_t){._ipl = ipl << 4}; 59 } 60 61 static inline int 62 splraiseipl(ipl_cookie_t icookie) 63 { 64 65 return hd6446x_intr_raise(icookie._ipl); 66 } 67 68 #include <sys/spl.h> 69 70 #define spl0() hd6446x_intr_resume(0) 71 #define splx(x) hd6446x_intr_resume(x) 72 73 #endif /* !_HPCSH_INTR_H_ */ 74