1*34408Skarels /* 2*34408Skarels * Copyright (c) 1988 Regents of the University of California. 3*34408Skarels * All rights reserved. The Berkeley software License Agreement 4*34408Skarels * specifies the terms and conditions for redistribution. 5*34408Skarels * 6*34408Skarels * @(#)trap.h 7.1 (Berkeley) 05/21/88 7*34408Skarels */ 825684Ssam 931830Skarels /* 1031830Skarels * Trap type values 1131830Skarels * also known in trap.c for name strings 1231830Skarels */ 1331830Skarels 1425684Ssam #define T_RESADFLT 0 /* reserved addressing */ 1525684Ssam #define T_PRIVINFLT 1 /* privileged instruction */ 1625684Ssam #define T_RESOPFLT 2 /* reserved operand */ 1725684Ssam #define T_BPTFLT 3 /* breakpoint instruction */ 1825684Ssam #define T_SYSCALL 5 /* system call (kcall) */ 1925684Ssam #define T_ARITHTRAP 6 /* arithmetic trap */ 2025684Ssam #define T_ASTFLT 7 /* system forced exception */ 2125684Ssam #define T_SEGFLT 8 /* segmentation (limit) fault */ 2225684Ssam #define T_PROTFLT 9 /* protection fault */ 2325684Ssam #define T_TRCTRAP 10 /* trace trap */ 2425684Ssam #define T_PAGEFLT 12 /* page fault */ 2525684Ssam #define T_TABLEFLT 13 /* page table fault */ 2625684Ssam #define T_ALIGNFLT 14 /* alignment fault */ 2725684Ssam #define T_KSPNOTVAL 15 /* kernel stack pointer not valid */ 2825684Ssam #define T_BUSERR 16 /* bus error */ 2930176Ssam #define T_KDBTRAP 17 /* kernel debugger trap */ 3031830Skarels 3131830Skarels /* definitions for <sys/signal.h> */ 3231830Skarels #define ILL_RESAD_FAULT T_RESADFLT 3331830Skarels #define ILL_PRIVIN_FAULT T_PRIVINFLT 3431830Skarels #define ILL_RESOP_FAULT T_RESOPFLT 3531830Skarels #define ILL_ALIGN_FAULT T_ALIGNFLT 3631830Skarels 3731830Skarels /* codes for SIGFPE/ARITHTRAP */ 3831830Skarels #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ 3931830Skarels #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */ 4031830Skarels #define FPE_FLTDIV_TRAP 0x3 /* floating/decimal divide by zero */ 4131830Skarels #define FPE_FLTOVF_TRAP 0x4 /* floating overflow */ 4231830Skarels #define FPE_FLTUND_TRAP 0x5 /* floating underflow */ 43