/* $OpenBSD: trap.h,v 1.1 2004/04/26 12:34:05 miod Exp $ */ /* * Mach Operating System * Copyright (c) 1992 Carnegie Mellon University * All Rights Reserved. * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie Mellon * the rights to redistribute these changes. */ /* * Trap codes */ #ifndef __MACHINE_TRAP_H__ #define __MACHINE_TRAP_H__ /* * Trap type values */ #define T_RESADFLT 0 /* reserved addressing fault */ #define T_PRIVINFLT 1 /* privileged instruction fault */ #define T_RESOPFLT 2 /* reserved operand fault */ #define T_INSTFLT 3 /* instruction access exception */ #define T_DATAFLT 4 /* data access exception */ #define T_MISALGNFLT 5 /* misaligned access exception */ #define T_ILLFLT 6 /* unimplemented opcode exception */ #define T_BNDFLT 7 /* bounds check violation exception */ #define T_ZERODIV 8 /* illegal divide exception */ #define T_OVFFLT 9 /* integer overflow exception */ #define T_ERRORFLT 10 /* error exception */ #define T_FPEPFLT 11 /* floating point precise exception */ #define T_FPEIFLT 12 /* floating point imprecise exception */ #define T_ASTFLT 13 /* software trap */ #define T_KDB_ENTRY 14 /* force entry to kernel debugger */ #define T_KDB_BREAK 15 /* break point hit */ #define T_KDB_TRACE 16 /* trace */ #define T_UNKNOWNFLT 17 /* unknown exception */ #define T_SIGTRAP 18 /* generate SIGTRAP */ #define T_SIGSYS 19 /* generate SIGSYS */ #define T_STEPBPT 20 /* special breakpoint for single step */ #define T_USERBPT 21 /* user set breakpoint (for debugger) */ #define T_SYSCALL 22 /* Syscall */ #define T_NON_MASK 23 /* MVME197 Non-Maskable Interrupt */ #define T_KDB_WATCH 24 /* watchpoint hit */ #define T_197_READ 25 /* MVME197 Data Read Miss (Software Table Searches) */ #define T_197_WRITE 26 /* MVME197 Data Write Miss (Software Table Searches) */ #define T_197_INST 27 /* MVME197 Inst ATC Miss (Software Table Searches) */ #define T_INT 28 /* interrupt exception */ #define T_USER 29 /* user mode fault */ #ifndef _LOCORE void m88100_trap(unsigned, struct trapframe *); void m88100_syscall(register_t, struct trapframe *); void m88110_trap(unsigned, struct trapframe *); void m88110_syscall(register_t, struct trapframe *); #endif /* _LOCORE */ #endif /* __MACHINE_TRAP_H__ */