1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 1992 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate /* 31*0Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 32*0Sstevel@tonic-gate * The Regents of the University of California 33*0Sstevel@tonic-gate * All Rights Reserved 34*0Sstevel@tonic-gate * 35*0Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 36*0Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 37*0Sstevel@tonic-gate * contributors. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #ifndef _VM_FAULTCODE_H 41*0Sstevel@tonic-gate #define _VM_FAULTCODE_H 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate #ifdef __cplusplus 46*0Sstevel@tonic-gate extern "C" { 47*0Sstevel@tonic-gate #endif 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate /* 50*0Sstevel@tonic-gate * This file describes the data type returned by vm routines 51*0Sstevel@tonic-gate * which handle faults. 52*0Sstevel@tonic-gate * 53*0Sstevel@tonic-gate * If FC_CODE(fc) == FC_OBJERR, then FC_ERRNO(fc) contains the errno value 54*0Sstevel@tonic-gate * returned by the underlying object mapped at the fault address. 55*0Sstevel@tonic-gate */ 56*0Sstevel@tonic-gate #define FC_HWERR 0x1 /* misc hardware error (e.g. bus timeout) */ 57*0Sstevel@tonic-gate #define FC_ALIGN 0x2 /* hardware alignment error */ 58*0Sstevel@tonic-gate #define FC_OBJERR 0x3 /* underlying object returned errno value */ 59*0Sstevel@tonic-gate #define FC_PROT 0x4 /* access exceeded current protections */ 60*0Sstevel@tonic-gate #define FC_NOMAP 0x5 /* no mapping at the fault address */ 61*0Sstevel@tonic-gate #define FC_NOSUPPORT 0x6 /* operation not supported by driver */ 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate #define FC_MAKE_ERR(e) (((e) << 8) | FC_OBJERR) 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate #define FC_CODE(fc) ((fc) & 0xff) 66*0Sstevel@tonic-gate #define FC_ERRNO(fc) ((unsigned)(fc) >> 8) 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate #ifndef _ASM 69*0Sstevel@tonic-gate typedef int faultcode_t; /* type returned by vm fault routines */ 70*0Sstevel@tonic-gate #endif /* _ASM */ 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate #ifdef __cplusplus 73*0Sstevel@tonic-gate } 74*0Sstevel@tonic-gate #endif 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate #endif /* _VM_FAULTCODE_H */ 77