1 /* $NetBSD: psl.h,v 1.6 2003/06/16 20:00:58 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1995 Mark Brinicombe. 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 Mark Brinicombe 18 * for the NetBSD Project. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * RiscBSD kernel project 36 * 37 * psl.h 38 * 39 * spl prototypes. 40 * Eventually this will become a set of defines. 41 * 42 * Created : 21/07/95 43 * 44 * $FreeBSD$ 45 */ 46 47 #ifndef _MACHINE_PSL_H_ 48 #define _MACHINE_PSL_H_ 49 50 /* 51 * These are the different SPL states 52 * 53 * Each state has an interrupt mask associated with it which 54 * indicate which interrupts are allowed. 55 */ 56 57 #define _SPL_0 0 58 #define _SPL_SOFTCLOCK 1 59 #define _SPL_SOFTNET 2 60 #define _SPL_BIO 3 61 #define _SPL_NET 4 62 #define _SPL_SOFTSERIAL 5 63 #define _SPL_TTY 6 64 #define _SPL_VM 7 65 #define _SPL_AUDIO 8 66 #define _SPL_CLOCK 9 67 #define _SPL_STATCLOCK 10 68 #define _SPL_HIGH 11 69 #define _SPL_SERIAL 12 70 #define _SPL_LEVELS 13 71 72 #ifdef _KERNEL 73 #ifndef _LOCORE 74 extern int current_spl_level; 75 76 extern u_int spl_masks[_SPL_LEVELS + 1]; 77 extern u_int spl_smasks[_SPL_LEVELS]; 78 #endif /* _LOCORE */ 79 #endif /* _KERNEL */ 80 81 #endif /* _ARM_PSL_H_ */ 82 /* End of psl.h */ 83