| /* |
| * CDDL HEADER START |
| * |
| * The contents of this file are subject to the terms of the |
| * Common Development and Distribution License (the "License"). |
| * You may not use this file except in compliance with the License. |
| * |
| * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE |
| * or http://www.opensolaris.org/os/licensing. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * |
| * When distributing Covered Code, include this CDDL HEADER in each |
| * file and include the License file at usr/src/OPENSOLARIS.LICENSE. |
| * If applicable, add the following below this CDDL HEADER, with the |
| * fields enclosed by brackets "[]" replaced with your own identifying |
| * information: Portions Copyright [yyyy] [name of copyright owner] |
| * |
| * CDDL HEADER END |
| */ |
| /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */ |
| /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */ |
| /* All Rights Reserved */ |
| |
| /* |
| * Copyright 2006 Sun Microsystems, Inc. All rights reserved. |
| * Use is subject to license terms. |
| */ |
| |
| #ifndef _IA32_SYS_TRAP_H |
| #define _IA32_SYS_TRAP_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * Trap type values |
| */ |
| |
| #define T_ZERODIV 0x0 /* #de divide by 0 error */ |
| #define T_SGLSTP 0x1 /* #db single step */ |
| #define T_NMIFLT 0x2 /* NMI */ |
| #define T_BPTFLT 0x3 /* #bp breakpoint fault, INT3 insn */ |
| #define T_OVFLW 0x4 /* #of INTO overflow fault */ |
| #define T_BOUNDFLT 0x5 /* #br BOUND insn fault */ |
| #define T_ILLINST 0x6 /* #ud invalid opcode fault */ |
| #define T_NOEXTFLT 0x7 /* #nm device not available: x87 */ |
| #define T_DBLFLT 0x8 /* #df double fault */ |
| #define T_EXTOVRFLT 0x9 /* [not generated: 386 only] */ |
| #define T_TSSFLT 0xa /* #ts invalid TSS fault */ |
| #define T_SEGFLT 0xb /* #np segment not present fault */ |
| #define T_STKFLT 0xc /* #ss stack fault */ |
| #define T_GPFLT 0xd /* #gp general protection fault */ |
| #define T_PGFLT 0xe /* #pf page fault */ |
| #define T_EXTERRFLT 0x10 /* #mf x87 FPU error fault */ |
| #define T_ALIGNMENT 0x11 /* #ac alignment check error */ |
| #define T_MCE 0x12 /* #mc machine check exception */ |
| #define T_SIMDFPE 0x13 /* #xm SSE/SSE exception */ |
| #define T_DBGENTR 0x14 /* debugger entry */ |
| #define T_ENDPERR 0x21 /* emulated extension error flt */ |
| #define T_ENOEXTFLT 0x20 /* emulated ext not present */ |
| #define T_FASTTRAP 0xd2 /* fast system call */ |
| #define T_SYSCALLINT 0x91 /* general system call */ |
| #define T_DTRACE_RET 0x7f /* DTrace pid return */ |
| #define T_INT80 0x80 /* int80 handler for linux emulation */ |
| #define T_SOFTINT 0x50fd /* pseudo softint trap type */ |
| |
| /* |
| * Pseudo traps. |
| */ |
| #define T_INTERRUPT 0x100 |
| #define T_FAULT 0x200 |
| #define T_AST 0x400 |
| #define T_SYSCALL 0x180 |
| |
| |
| /* |
| * Values of error code on stack in case of page fault |
| */ |
| |
| #define PF_ERR_MASK 0x01 /* Mask for error bit */ |
| #define PF_ERR_PAGE 0x00 /* page not present */ |
| #define PF_ERR_PROT 0x01 /* protection error */ |
| #define PF_ERR_WRITE 0x02 /* fault caused by write (else read) */ |
| #define PF_ERR_USER 0x04 /* processor was in user mode */ |
| /* (else supervisor) */ |
| #define PF_ERR_EXEC 0x10 /* attempt to execute a No eXec page (AMD) */ |
| |
| /* |
| * Definitions for fast system call subfunctions |
| */ |
| #define T_FNULL 0 /* Null trap for testing */ |
| #define T_FGETFP 1 /* Get emulated FP context */ |
| #define T_FSETFP 2 /* Set emulated FP context */ |
| #define T_GETHRTIME 3 /* Get high resolution time */ |
| #define T_GETHRVTIME 4 /* Get high resolution virtual time */ |
| #define T_GETHRESTIME 5 /* Get high resolution time */ |
| #define T_GETLGRP 6 /* Get home lgrpid */ |
| |
| #define T_LASTFAST 6 /* Last valid subfunction */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _IA32_SYS_TRAP_H */ |