1 /* $NetBSD: psl.h,v 1.4 1994/10/26 21:09:54 cgd Exp $ */ 2 3 /* 4 * Copyright (c) 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the University of 21 * California, Berkeley and its contributors. 22 * 4. Neither the name of the University nor the names of its contributors 23 * may be used to endorse or promote products derived from this software 24 * without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * @(#)psl.h 8.1 (Berkeley) 6/10/93 39 */ 40 41 #include <machine/machConst.h> 42 43 #define PSL_LOWIPL (MACH_INT_MASK | MACH_SR_INT_ENA_CUR) 44 45 #define PSL_USERSET ( \ 46 MACH_SR_KU_OLD | \ 47 MACH_SR_INT_ENA_OLD | \ 48 MACH_SR_KU_PREV | \ 49 MACH_SR_INT_ENA_PREV | \ 50 MACH_INT_MASK) 51 52 #define PSL_USERCLR ( \ 53 MACH_SR_COP_USABILITY | \ 54 MACH_SR_BOOT_EXC_VEC | \ 55 MACH_SR_TLB_SHUTDOWN | \ 56 MACH_SR_PARITY_ERR | \ 57 MACH_SR_CACHE_MISS | \ 58 MACH_SR_PARITY_ZERO | \ 59 MACH_SR_SWAP_CACHES | \ 60 MACH_SR_ISOL_CACHES | \ 61 MACH_SR_KU_CUR | \ 62 MACH_SR_INT_ENA_CUR | \ 63 MACH_SR_MBZ) 64 65 /* 66 * Macros to decode processor status word. 67 */ 68 #define USERMODE(ps) ((ps) & MACH_SR_KU_PREV) 69 #define BASEPRI(ps) (((ps) & (MACH_INT_MASK | MACH_SR_INT_ENA_PREV)) \ 70 == (MACH_INT_MASK | MACH_SR_INT_ENA_PREV)) 71