trap.h

Macros

SUPV              X
T_ARITHTRAP       X
T_BPTTRAP         X
T_BUSFLT          X
T_EMTTRAP         X
T_INSTRAP         X
T_IOTTRAP         X
T_PARITYFLT       X
T_PIRQ            X
T_POWRFAIL        X
T_RANDOMTRAP      X
T_SEGFLT          X
T_SWITCHTRAP      X
T_SYSCALL         X
T_ZEROTRAP        X
USER              X

   1: /*
   2:  * Copyright (c) 1986 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  *
   6:  *	@(#)trap.h	1.1 (2.10BSD Berkeley) 12/1/86
   7:  */
   8: 
   9: /*
  10:  * Trap type values
  11:  */
  12: #define T_BUSFLT    000     /* bus error */
  13: #define T_INSTRAP   001     /* illegal instruction */
  14: #define T_BPTTRAP   002     /* bpt/trace trap */
  15: #define T_IOTTRAP   003     /* iot trap */
  16: #define T_POWRFAIL  004     /* power failure */
  17: #define T_EMTTRAP   005     /* emt trap */
  18: #define T_SYSCALL   006     /* system call */
  19: #define T_PIRQ      007     /* program interrupt request */
  20: #define T_ARITHTRAP 010     /* floating point trap */
  21: #define T_SEGFLT    011     /* segmentation fault */
  22: #define T_PARITYFLT 012     /* parity fault */
  23: #define T_SWITCHTRAP    014     /* process switch */
  24: /*
  25:  * T_RANDOMTRAP is used by autoconfig/do_config.c when it substitutes
  26:  * the trap routine for the standard device interrupt routines when
  27:  * probing a device in case the device probe routine causes an interrupt.
  28:  * Ignored in trap.c
  29:  */
  30: #define T_RANDOMTRAP    016     /* random trap */
  31: #define T_ZEROTRAP  017     /* trap to zero */
  32: 
  33: /*
  34:  * User mode flag added to trap code passed to trap routines
  35:  * if trap is from user space.
  36:  */
  37: #define USER        020
  38: #define SUPV        040