1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 1995-1999,2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _UTRAP_H 28 #define _UTRAP_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * this file contains definitions for user-level traps. 36 */ 37 38 #define UT_INSTRUCTION_DISABLED 1 39 #define UT_INSTRUCTION_ERROR 2 40 #define UT_INSTRUCTION_PROTECTION 3 41 #define UT_ILLTRAP_INSTRUCTION 4 42 #define UT_ILLEGAL_INSTRUCTION 5 43 #define UT_PRIVILEGED_OPCODE 6 44 #define UT_FP_DISABLED 7 45 #define UT_FP_EXCEPTION_IEEE_754 8 46 #define UT_FP_EXCEPTION_OTHER 9 47 #define UT_TAG_OVERFLOW 10 48 #define UT_DIVISION_BY_ZERO 11 49 #define UT_DATA_EXCEPTION 12 50 #define UT_DATA_ERROR 13 51 #define UT_DATA_PROTECTION 14 52 #define UT_MEM_ADDRESS_NOT_ALIGNED 15 53 #define UT_PRIVILEGED_ACTION 16 54 #define UT_ASYNC_DATA_ERROR 17 55 #define UT_TRAP_INSTRUCTION_16 18 56 #define UT_TRAP_INSTRUCTION_17 19 57 #define UT_TRAP_INSTRUCTION_18 20 58 #define UT_TRAP_INSTRUCTION_19 21 59 #define UT_TRAP_INSTRUCTION_20 22 60 #define UT_TRAP_INSTRUCTION_21 23 61 #define UT_TRAP_INSTRUCTION_22 24 62 #define UT_TRAP_INSTRUCTION_23 25 63 #define UT_TRAP_INSTRUCTION_24 26 64 #define UT_TRAP_INSTRUCTION_25 27 65 #define UT_TRAP_INSTRUCTION_26 28 66 #define UT_TRAP_INSTRUCTION_27 29 67 #define UT_TRAP_INSTRUCTION_28 30 68 #define UT_TRAP_INSTRUCTION_29 31 69 #define UT_TRAP_INSTRUCTION_30 32 70 #define UT_TRAP_INSTRUCTION_31 33 71 72 /* 73 * These defines exist only for the private v8plus install_utrap interface. 74 */ 75 #define UTRAP_V8P_FP_DISABLED UT_FP_DISABLED 76 #define UTRAP_V8P_MEM_ADDRESS_NOT_ALIGNED UT_MEM_ADDRESS_NOT_ALIGNED 77 78 #ifndef _ASM 79 80 #define UTH_NOCHANGE ((utrap_handler_t)(-1)) 81 #define UTRAP_UTH_NOCHANGE UTH_NOCHANGE 82 83 typedef int utrap_entry_t; 84 typedef void *utrap_handler_t; /* user trap handler entry point */ 85 86 #ifdef __sparcv8plus 87 int 88 install_utrap(utrap_entry_t type, utrap_handler_t new_handler, 89 utrap_handler_t *old_handlerp); 90 #endif /* __sparcv8plus */ 91 92 #ifdef _KERNEL 93 struct proc; 94 void utrap_dup(struct proc *pp, struct proc *cp); 95 void utrap_free(struct proc *p); 96 #endif /* _KERNEL */ 97 98 #ifdef __sparcv9 99 int 100 __sparc_utrap_install(utrap_entry_t type, 101 utrap_handler_t new_precise, utrap_handler_t new_deferred, 102 utrap_handler_t *old_precise, utrap_handler_t *old_deferred); 103 #endif 104 105 /* The trap_instruction user traps are precise only. */ 106 #define UT_PRECISE_MAXTRAPS 33 107 108 #endif /* ASM */ 109 110 #ifdef __cplusplus 111 } 112 #endif 113 114 #endif /* _UTRAP_H */ 115