Annotation of sys/arch/vax/include/trap.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: trap.h,v 1.12 2003/06/02 23:27:57 millert Exp $ */
! 2: /* $NetBSD: trap.h,v 1.18 2000/06/04 02:19:26 matt Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1990 The Regents of the University of California.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to Berkeley by
! 9: * William Jolitz.
! 10: *
! 11: * Redistribution and use in source and binary forms, with or without
! 12: * modification, are permitted provided that the following conditions
! 13: * are met:
! 14: * 1. Redistributions of source code must retain the above copyright
! 15: * notice, this list of conditions and the following disclaimer.
! 16: * 2. Redistributions in binary form must reproduce the above copyright
! 17: * notice, this list of conditions and the following disclaimer in the
! 18: * documentation and/or other materials provided with the distribution.
! 19: * 3. Neither the name of the University nor the names of its contributors
! 20: * may be used to endorse or promote products derived from this software
! 21: * without specific prior written permission.
! 22: *
! 23: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 24: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 25: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 26: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 27: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 28: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 29: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 30: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 31: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 32: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 33: * SUCH DAMAGE.
! 34: *
! 35: * @(#)trap.h 5.4 (Berkeley) 5/9/91
! 36: */
! 37:
! 38: /*
! 39: * Trap type values
! 40: * also known in trap.c for name strings
! 41: */
! 42: #ifndef _VAX_TRAP_H_
! 43: #define _VAX_TRAP_H_
! 44:
! 45: #define T_RESADFLT 0 /* reserved addressing */
! 46: #define T_PRIVINFLT 1 /* privileged instruction */
! 47: #define T_RESOPFLT 2 /* reserved operand */
! 48: #define T_BPTFLT 3 /* breakpoint instruction */
! 49: #define T_XFCFLT 4 /* Customer reserved instruction */
! 50: #define T_SYSCALL 5 /* system call (kcall) */
! 51: #define T_ARITHFLT 6 /* arithmetic trap */
! 52: #define T_ASTFLT 7 /* system forced exception */
! 53: #define T_PTELEN 8 /* Page table length exceeded */
! 54: #define T_TRANSFLT 9 /* translation fault */
! 55: #define T_TRCTRAP 10 /* trace trap */
! 56: #define T_COMPAT 11 /* compatibility mode fault on VAX */
! 57: #define T_ACCFLT 12 /* Access violation fault */
! 58: #define T_KSPNOTVAL 15 /* kernel stack pointer not valid */
! 59: #define T_KDBTRAP 17 /* kernel debugger trap */
! 60:
! 61: /* These gets ORed with the word for page handling routines */
! 62: #define T_WRITE 0x80
! 63: #define T_PTEFETCH 0x40
! 64:
! 65: /* Trap's coming from user mode */
! 66: #define T_USER 0x100
! 67:
! 68: #ifndef _LOCORE
! 69: struct trapframe {
! 70: long fp; /* Stack frame pointer */
! 71: long ap; /* Argument pointer on user stack */
! 72: long sp; /* Stack pointer */
! 73: long r0; /* General registers saved upon trap/syscall */
! 74: long r1;
! 75: long r2;
! 76: long r3;
! 77: long r4;
! 78: long r5;
! 79: long r6;
! 80: long r7;
! 81: long r8;
! 82: long r9;
! 83: long r10;
! 84: long r11;
! 85: long trap; /* Type of trap */
! 86: long code; /* Trap specific code */
! 87: long pc; /* User pc */
! 88: long psl; /* User psl */
! 89: };
! 90:
! 91: #endif /* _LOCORE */
! 92:
! 93: #endif /* _VAX_TRAP_H_ */
CVSweb