diff options
Diffstat (limited to 'sys/arch/mvme88k/machine/trap.h')
| -rw-r--r-- | sys/arch/mvme88k/machine/trap.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/sys/arch/mvme88k/machine/trap.h b/sys/arch/mvme88k/machine/trap.h new file mode 100644 index 00000000000..df565c086ce --- /dev/null +++ b/sys/arch/mvme88k/machine/trap.h @@ -0,0 +1,71 @@ +/* + * 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 _M88K_TRAP_H +#define _M88K_TRAP_H 1 + +/* + * Trap type values + */ + +#define T_RESADFLT 0 /* reserved addressing fault */ +#define T_PRIVINFLT 1 /* privileged instruction fault */ +#define T_RESOPFLT 2 /* reserved operand fault */ + +/* End of known constants */ + +#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 */ +#if DDB +#define T_KDB_ENTRY 14 /* force entry to kernel debugger */ +#define T_KDB_BREAK 15 /* break point hit */ +#define T_KDB_TRACE 16 /* trace */ +#endif /* DDB */ +#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_USER 23 /* user mode fault */ +#if DDB +#define T_KDB_WATCH 24 /* watchpoint hit */ +#endif /* DDB */ + +#endif _M88K_TRAP_H + |