1 /* 2 * Copyright (c) 1982, 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 7.3 (Berkeley) 07/11/87 7 */ 8 9 /* 10 * Trap type values 11 * also known in trap.c for name strings 12 */ 13 14 #define T_RESADFLT 0 /* reserved addressing fault */ 15 #define T_PRIVINFLT 1 /* privileged instruction fault */ 16 #define T_RESOPFLT 2 /* reserved operand fault */ 17 /* definitions for <sys/signal.h> */ 18 #define ILL_RESAD_FAULT T_RESADFLT 19 #define ILL_PRIVIN_FAULT T_PRIVINFLT 20 #define ILL_RESOP_FAULT T_RESOPFLT 21 /* CHME, CHMS, CHMU are not yet given back to users reasonably */ 22 #define T_BPTFLT 3 /* bpt instruction fault */ 23 #define T_XFCFLT 4 /* xfc instruction fault */ 24 #define T_SYSCALL 5 /* chmk instruction (syscall trap) */ 25 #define T_ARITHTRAP 6 /* arithmetic trap */ 26 #define T_ASTFLT 7 /* software level 2 trap (ast deliv) */ 27 #define T_SEGFLT 8 /* segmentation fault */ 28 #define T_PROTFLT 9 /* protection fault */ 29 #define T_TRCTRAP 10 /* trace trap */ 30 #define T_COMPATFLT 11 /* compatibility mode fault */ 31 #define T_PAGEFLT 12 /* page fault */ 32 #define T_TABLEFLT 13 /* page table fault */ 33 #define T_KDBTRAP 14 /* kernel debugger trap */ 34 35 /* codes for SIGFPE/ARITHTRAP */ 36 #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ 37 #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */ 38 #define FPE_FLTOVF_TRAP 0x3 /* floating overflow */ 39 #define FPE_FLTDIV_TRAP 0x4 /* floating/decimal divide by zero */ 40 #define FPE_FLTUND_TRAP 0x5 /* floating underflow */ 41 #define FPE_DECOVF_TRAP 0x6 /* decimal overflow */ 42 #define FPE_SUBRNG_TRAP 0x7 /* subscript out of range */ 43 #define FPE_FLTOVF_FAULT 0x8 /* floating overflow fault */ 44 #define FPE_FLTDIV_FAULT 0x9 /* divide by zero floating fault */ 45 #define FPE_FLTUND_FAULT 0xa /* floating underflow fault */ 46