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 #pragma ident "%Z%%M% %I% %E% SMI" 23 24 /* 25 * Copyright (c) 1985 by Sun Microsystems, Inc. 26 */ 27 28 #ifndef _sparc_trap_h 29 #define _sparc_trap_h 30 31 /* 32 * Trap type values. 33 */ 34 #define TT(X) ((X)<<4) 35 36 /* 37 * The Coprocessor bit. 38 */ 39 #define CP_BIT 0x20 40 41 /* 42 * Hardware traps. 43 */ 44 #define T_RESET 0x00 45 #define T_TEXT_FAULT 0x01 46 #define T_UNIMP_INSTR 0x02 47 #define T_PRIV_INSTR 0x03 48 #define T_FP_DISABLED 0x04 49 #define T_CP_DISABLED (0x4 | CP_BIT) 50 #define T_WIN_OVERFLOW 0x05 51 #define T_WIN_UNDERFLOW 0x06 52 #define T_ALIGNMENT 0x07 53 #define T_FP_EXCEPTION 0x08 54 #define T_CP_EXCEPTION (0x8 | CP_BIT) 55 #define T_DATA_FAULT 0x09 56 #define T_TAG_OVERFLOW 0x0A 57 #define T_INT 0x10 58 #define T_INT_LEVEL 0x0F 59 #define T_INT_LEVEL_1 0x11 60 #define T_INT_LEVEL_2 0x12 61 #define T_INT_LEVEL_3 0x13 62 #define T_INT_LEVEL_4 0x14 63 #define T_INT_LEVEL_5 0x15 64 #define T_INT_LEVEL_6 0x16 65 #define T_INT_LEVEL_7 0x17 66 #define T_INT_LEVEL_8 0x18 67 #define T_INT_LEVEL_9 0x19 68 #define T_INT_LEVEL_10 0x1A 69 #define T_INT_LEVEL_11 0x1B 70 #define T_INT_LEVEL_12 0x1C 71 #define T_INT_LEVEL_13 0x1D 72 #define T_INT_LEVEL_14 0x1E 73 #define T_INT_LEVEL_15 0x1F 74 75 /* 76 * Software traps (ticc instructions). 77 */ 78 #define ST_SYSCALL 0x00 79 #define ST_BREAKPOINT 0x01 80 #define ST_DIV0 0x02 81 #define ST_FLUSH_WINDOWS 0x03 82 #define ST_CLEAN_WINDOWS 0x04 83 #define ST_RANGE_CHECK 0x05 84 #define ST_FIX_ALIGN 0x06 85 #define ST_INT_OVERFLOW 0x07 86 87 #define ST_GETCC 0x20 88 #define ST_SETCC 0x21 89 #ifdef sun4c 90 #define ST_MON_BREAKPOINT 0x7F 91 #endif sun4c 92 93 /* 94 * Software trap vectors 16 - 31 are reserved for use by the user 95 * and will not be usurped by Sun. 96 */ 97 98 /* 99 * Software trap type values. 100 */ 101 #define T_SOFTWARE_TRAP 0x80 102 #define T_ESOFTWARE_TRAP 0xFF 103 #define T_SYSCALL (T_SOFTWARE_TRAP + ST_SYSCALL) 104 #define T_BREAKPOINT (T_SOFTWARE_TRAP + ST_BREAKPOINT) 105 #define T_DIV0 (T_SOFTWARE_TRAP + ST_DIV0) 106 #define T_FLUSH_WINDOWS (T_SOFTWARE_TRAP + ST_FLUSH_WINDOWS) 107 #define T_CLEAN_WINDOWS (T_SOFTWARE_TRAP + ST_CLEAN_WINDOWS) 108 #define T_RANGE_CHECK (T_SOFTWARE_TRAP + ST_RANGE_CHECK) 109 #define T_FIX_ALIGN (T_SOFTWARE_TRAP + ST_FIX_ALIGN) 110 #define T_INT_OVERFLOW (T_SOFTWARE_TRAP + ST_INT_OVERFLOW) 111 112 #define T_GETCC (T_SOFTWARE_TRAP + ST_GETCC) 113 #define T_SETCC (T_SOFTWARE_TRAP + ST_SETCC) 114 115 /* 116 * Pseudo traps. 117 */ 118 #define T_INTERRUPT 0x100 119 #define T_SPURIOUS (T_INTERRUPT | T_INT) 120 #define T_FAULT 0x200 121 #define T_AST 0x400 122 #define T_ZERO 0x00 123 124 #endif /*!_sparc_trap_h*/ 125