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 /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */ 23*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */ 24*0Sstevel@tonic-gate /* All Rights Reserved */ 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #ifndef _IA32_SYS_TRAP_H 32*0Sstevel@tonic-gate #define _IA32_SYS_TRAP_H 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #ifdef __cplusplus 37*0Sstevel@tonic-gate extern "C" { 38*0Sstevel@tonic-gate #endif 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate /* 41*0Sstevel@tonic-gate * Trap type values 42*0Sstevel@tonic-gate */ 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #define T_ZERODIV 0x0 /* #de divide by 0 error */ 45*0Sstevel@tonic-gate #define T_SGLSTP 0x1 /* #db single step */ 46*0Sstevel@tonic-gate #define T_NMIFLT 0x2 /* NMI */ 47*0Sstevel@tonic-gate #define T_BPTFLT 0x3 /* #bp breakpoint fault, INT3 insn */ 48*0Sstevel@tonic-gate #define T_OVFLW 0x4 /* #of INTO overflow fault */ 49*0Sstevel@tonic-gate #define T_BOUNDFLT 0x5 /* #br BOUND insn fault */ 50*0Sstevel@tonic-gate #define T_ILLINST 0x6 /* #ud invalid opcode fault */ 51*0Sstevel@tonic-gate #define T_NOEXTFLT 0x7 /* #nm device not available: x87 */ 52*0Sstevel@tonic-gate #define T_DBLFLT 0x8 /* #df double fault */ 53*0Sstevel@tonic-gate #define T_EXTOVRFLT 0x9 /* [not generated: 386 only] */ 54*0Sstevel@tonic-gate #define T_TSSFLT 0xa /* #ts invalid TSS fault */ 55*0Sstevel@tonic-gate #define T_SEGFLT 0xb /* #np segment not present fault */ 56*0Sstevel@tonic-gate #define T_STKFLT 0xc /* #ss stack fault */ 57*0Sstevel@tonic-gate #define T_GPFLT 0xd /* #gp general protection fault */ 58*0Sstevel@tonic-gate #define T_PGFLT 0xe /* #pf page fault */ 59*0Sstevel@tonic-gate #define T_EXTERRFLT 0x10 /* #mf x87 FPU error fault */ 60*0Sstevel@tonic-gate #define T_ALIGNMENT 0x11 /* #ac alignment check error */ 61*0Sstevel@tonic-gate #define T_MCE 0x12 /* #mc machine check exception (P6 only) */ 62*0Sstevel@tonic-gate #define T_SIMDFPE 0x13 /* #xm SSE/SSE exception */ 63*0Sstevel@tonic-gate #define T_DBGENTR 0x14 /* debugger entry */ 64*0Sstevel@tonic-gate #define T_ENDPERR 0x21 /* emulated extension error flt */ 65*0Sstevel@tonic-gate #define T_ENOEXTFLT 0x20 /* emulated ext not present */ 66*0Sstevel@tonic-gate #define T_FASTTRAP 0xd2 /* fast system call */ 67*0Sstevel@tonic-gate #define T_SYSCALLINT 0x91 /* general system call */ 68*0Sstevel@tonic-gate #define T_DTRACE_PROBE 0x7e /* DTrace fasttrap probe */ 69*0Sstevel@tonic-gate #define T_DTRACE_RET 0x7f /* DTrace pid return */ 70*0Sstevel@tonic-gate #define T_SOFTINT 0x50fd /* pseudo softint trap type */ 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate /* 73*0Sstevel@tonic-gate * Pseudo traps. 74*0Sstevel@tonic-gate */ 75*0Sstevel@tonic-gate #define T_INTERRUPT 0x100 76*0Sstevel@tonic-gate #define T_FAULT 0x200 77*0Sstevel@tonic-gate #define T_AST 0x400 78*0Sstevel@tonic-gate #define T_SYSCALL 0x180 79*0Sstevel@tonic-gate 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate /* 82*0Sstevel@tonic-gate * Values of error code on stack in case of page fault 83*0Sstevel@tonic-gate */ 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate #define PF_ERR_MASK 0x01 /* Mask for error bit */ 86*0Sstevel@tonic-gate #define PF_ERR_PAGE 0x00 /* page not present */ 87*0Sstevel@tonic-gate #define PF_ERR_PROT 0x01 /* protection error */ 88*0Sstevel@tonic-gate #define PF_ERR_WRITE 0x02 /* fault caused by write (else read) */ 89*0Sstevel@tonic-gate #define PF_ERR_USER 0x04 /* processor was in user mode */ 90*0Sstevel@tonic-gate /* (else supervisor) */ 91*0Sstevel@tonic-gate #define PF_ERR_EXEC 0x10 /* attempt to execute a No eXec page (AMD) */ 92*0Sstevel@tonic-gate 93*0Sstevel@tonic-gate /* 94*0Sstevel@tonic-gate * Definitions for fast system call subfunctions 95*0Sstevel@tonic-gate */ 96*0Sstevel@tonic-gate #define T_FNULL 0 /* Null trap for testing */ 97*0Sstevel@tonic-gate #define T_FGETFP 1 /* Get emulated FP context */ 98*0Sstevel@tonic-gate #define T_FSETFP 2 /* Set emulated FP context */ 99*0Sstevel@tonic-gate #define T_GETHRTIME 3 /* Get high resolution time */ 100*0Sstevel@tonic-gate #define T_GETHRVTIME 4 /* Get high resolution virtual time */ 101*0Sstevel@tonic-gate #define T_GETHRESTIME 5 /* Get high resolution time */ 102*0Sstevel@tonic-gate #define T_GETLGRP 6 /* Get home lgrpid */ 103*0Sstevel@tonic-gate 104*0Sstevel@tonic-gate #define T_LASTFAST 6 /* Last valid subfunction */ 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate #ifdef __cplusplus 107*0Sstevel@tonic-gate } 108*0Sstevel@tonic-gate #endif 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate #endif /* _IA32_SYS_TRAP_H */ 111