1 /* $NetBSD: intr.h,v 1.9 2007/12/03 15:33:57 ad 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 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the NetBSD 18 * Foundation, Inc. and its contributors. 19 * 4. Neither the name of The NetBSD Foundation nor the names of its 20 * contributors may be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 24 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 25 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 26 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 27 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 32 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 33 * POSSIBILITY OF SUCH DAMAGE. 34 */ 35 36 #ifndef _MMEYE_INTR_H_ 37 #define _MMEYE_INTR_H_ 38 39 #include <sh3/intr.h> 40 41 /* 42 * Number of interrupt source 43 * TMU0, TMU1, TMU2 44 * MMEYE(com * 2 + mmeyepcmcia(controller + card) * 2) 45 */ 46 #define _INTR_N 9 47 48 /* Interrupt priority levels */ 49 #define IPL_VM 12 50 #define IPL_SCHED 14 /* clock */ 51 #define IPL_HIGH 15 /* everything */ 52 53 typedef uint8_t ipl_t; 54 typedef struct { 55 ipl_t _ipl; 56 } ipl_cookie_t; 57 58 static inline ipl_cookie_t 59 makeiplcookie(ipl_t ipl) 60 { 61 62 return (ipl_cookie_t){._ipl = ipl << 4}; 63 } 64 65 static inline int 66 splraiseipl(ipl_cookie_t icookie) 67 { 68 69 return _cpu_intr_raise(icookie._ipl); 70 } 71 72 #include <sys/spl.h> 73 74 #define spl0() _cpu_intr_resume(0) 75 #define splx(x) _cpu_intr_resume(x) 76 77 #endif /* !_MMEYE_INTR_H_ */ 78