1*49429Sbostic /*- 2*49429Sbostic * Copyright (c) 1988 The Regents of the University of California. 3*49429Sbostic * All rights reserved. 434408Skarels * 5*49429Sbostic * This code is derived from software contributed to Berkeley by 6*49429Sbostic * Computer Consoles Inc. 7*49429Sbostic * 8*49429Sbostic * %sccs.include.proprietary.c% 9*49429Sbostic * 10*49429Sbostic * @(#)trap.h 7.2 (Berkeley) 05/08/91 1134408Skarels */ 1225684Ssam 1331830Skarels /* 1431830Skarels * Trap type values 1531830Skarels * also known in trap.c for name strings 1631830Skarels */ 1731830Skarels 1825684Ssam #define T_RESADFLT 0 /* reserved addressing */ 1925684Ssam #define T_PRIVINFLT 1 /* privileged instruction */ 2025684Ssam #define T_RESOPFLT 2 /* reserved operand */ 2125684Ssam #define T_BPTFLT 3 /* breakpoint instruction */ 2225684Ssam #define T_SYSCALL 5 /* system call (kcall) */ 2325684Ssam #define T_ARITHTRAP 6 /* arithmetic trap */ 2425684Ssam #define T_ASTFLT 7 /* system forced exception */ 2525684Ssam #define T_SEGFLT 8 /* segmentation (limit) fault */ 2625684Ssam #define T_PROTFLT 9 /* protection fault */ 2725684Ssam #define T_TRCTRAP 10 /* trace trap */ 2825684Ssam #define T_PAGEFLT 12 /* page fault */ 2925684Ssam #define T_TABLEFLT 13 /* page table fault */ 3025684Ssam #define T_ALIGNFLT 14 /* alignment fault */ 3125684Ssam #define T_KSPNOTVAL 15 /* kernel stack pointer not valid */ 3225684Ssam #define T_BUSERR 16 /* bus error */ 3330176Ssam #define T_KDBTRAP 17 /* kernel debugger trap */ 3431830Skarels 3531830Skarels /* definitions for <sys/signal.h> */ 3631830Skarels #define ILL_RESAD_FAULT T_RESADFLT 3731830Skarels #define ILL_PRIVIN_FAULT T_PRIVINFLT 3831830Skarels #define ILL_RESOP_FAULT T_RESOPFLT 3931830Skarels #define ILL_ALIGN_FAULT T_ALIGNFLT 4031830Skarels 4131830Skarels /* codes for SIGFPE/ARITHTRAP */ 4231830Skarels #define FPE_INTOVF_TRAP 0x1 /* integer overflow */ 4331830Skarels #define FPE_INTDIV_TRAP 0x2 /* integer divide by zero */ 4431830Skarels #define FPE_FLTDIV_TRAP 0x3 /* floating/decimal divide by zero */ 4531830Skarels #define FPE_FLTOVF_TRAP 0x4 /* floating overflow */ 4631830Skarels #define FPE_FLTUND_TRAP 0x5 /* floating underflow */ 47