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 1985 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _sparc_trap_h 28#define _sparc_trap_h 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32/* 33 * Trap type values. 34 */ 35#define TT(X) ((X)<<4) 36 37/* 38 * The Coprocessor bit. 39 */ 40#define CP_BIT 0x20 41 42/* 43 * Hardware traps. 44 */ 45#define T_RESET 0x00 46#define T_TEXT_FAULT 0x01 47#define T_UNIMP_INSTR 0x02 48#define T_PRIV_INSTR 0x03 49#define T_FP_DISABLED 0x04 50#define T_CP_DISABLED (0x4 | CP_BIT) 51#define T_WIN_OVERFLOW 0x05 52#define T_WIN_UNDERFLOW 0x06 53#define T_ALIGNMENT 0x07 54#define T_FP_EXCEPTION 0x08 55#define T_CP_EXCEPTION (0x8 | CP_BIT) 56#define T_DATA_FAULT 0x09 57#define T_TAG_OVERFLOW 0x0A 58#define T_INT 0x10 59#define T_INT_LEVEL 0x0F 60#define T_INT_LEVEL_1 0x11 61#define T_INT_LEVEL_2 0x12 62#define T_INT_LEVEL_3 0x13 63#define T_INT_LEVEL_4 0x14 64#define T_INT_LEVEL_5 0x15 65#define T_INT_LEVEL_6 0x16 66#define T_INT_LEVEL_7 0x17 67#define T_INT_LEVEL_8 0x18 68#define T_INT_LEVEL_9 0x19 69#define T_INT_LEVEL_10 0x1A 70#define T_INT_LEVEL_11 0x1B 71#define T_INT_LEVEL_12 0x1C 72#define T_INT_LEVEL_13 0x1D 73#define T_INT_LEVEL_14 0x1E 74#define T_INT_LEVEL_15 0x1F 75 76/* 77 * Software traps (ticc instructions). 78 */ 79#define ST_SYSCALL 0x00 80#define ST_BREAKPOINT 0x01 81#define ST_DIV0 0x02 82#define ST_FLUSH_WINDOWS 0x03 83#define ST_CLEAN_WINDOWS 0x04 84#define ST_RANGE_CHECK 0x05 85#define ST_FIX_ALIGN 0x06 86#define ST_INT_OVERFLOW 0x07 87 88#define ST_GETCC 0x20 89#define ST_SETCC 0x21 90#define ST_MON_BREAKPOINT 0x7F 91 92/* 93 * Software trap vectors 16 - 31 are reserved for use by the user 94 * and will not be usurped by Sun. 95 */ 96 97/* 98 * Software trap type values. 99 */ 100#define T_SOFTWARE_TRAP 0x80 101#define T_ESOFTWARE_TRAP 0xFF 102#define T_SYSCALL (T_SOFTWARE_TRAP + ST_SYSCALL) 103#define T_BREAKPOINT (T_SOFTWARE_TRAP + ST_BREAKPOINT) 104#define T_DIV0 (T_SOFTWARE_TRAP + ST_DIV0) 105#define T_FLUSH_WINDOWS (T_SOFTWARE_TRAP + ST_FLUSH_WINDOWS) 106#define T_CLEAN_WINDOWS (T_SOFTWARE_TRAP + ST_CLEAN_WINDOWS) 107#define T_RANGE_CHECK (T_SOFTWARE_TRAP + ST_RANGE_CHECK) 108#define T_FIX_ALIGN (T_SOFTWARE_TRAP + ST_FIX_ALIGN) 109#define T_INT_OVERFLOW (T_SOFTWARE_TRAP + ST_INT_OVERFLOW) 110 111#define T_GETCC (T_SOFTWARE_TRAP + ST_GETCC) 112#define T_SETCC (T_SOFTWARE_TRAP + ST_SETCC) 113 114/* 115 * Pseudo traps. 116 */ 117#define T_INTERRUPT 0x100 118#define T_SPURIOUS (T_INTERRUPT | T_INT) 119#define T_FAULT 0x200 120#define T_AST 0x400 121#define T_ZERO 0x00 122 123#endif /* !_sparc_trap_h */ 124