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Annotation of 43BSDReno/sys/tahoe/trap.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1988 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      7.1 (Berkeley) 5/21/88
        !             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 */
        !            15: #define        T_PRIVINFLT     1       /* privileged instruction */
        !            16: #define        T_RESOPFLT      2       /* reserved operand */
        !            17: #define        T_BPTFLT        3       /* breakpoint instruction */
        !            18: #define        T_SYSCALL       5       /* system call (kcall) */
        !            19: #define        T_ARITHTRAP     6       /* arithmetic trap */
        !            20: #define        T_ASTFLT        7       /* system forced exception */
        !            21: #define        T_SEGFLT        8       /* segmentation (limit) fault */
        !            22: #define        T_PROTFLT       9       /* protection fault */
        !            23: #define        T_TRCTRAP       10      /* trace trap */
        !            24: #define        T_PAGEFLT       12      /* page fault */
        !            25: #define        T_TABLEFLT      13      /* page table fault */
        !            26: #define        T_ALIGNFLT      14      /* alignment fault */
        !            27: #define        T_KSPNOTVAL     15      /* kernel stack pointer not valid */
        !            28: #define        T_BUSERR        16      /* bus error */
        !            29: #define        T_KDBTRAP       17      /* kernel debugger trap */
        !            30: 
        !            31: /* definitions for <sys/signal.h> */
        !            32: #define            ILL_RESAD_FAULT     T_RESADFLT
        !            33: #define            ILL_PRIVIN_FAULT    T_PRIVINFLT
        !            34: #define            ILL_RESOP_FAULT     T_RESOPFLT
        !            35: #define            ILL_ALIGN_FAULT     T_ALIGNFLT
        !            36: 
        !            37: /* codes for SIGFPE/ARITHTRAP */
        !            38: #define            FPE_INTOVF_TRAP     0x1     /* integer overflow */
        !            39: #define            FPE_INTDIV_TRAP     0x2     /* integer divide by zero */
        !            40: #define            FPE_FLTDIV_TRAP     0x3     /* floating/decimal divide by zero */
        !            41: #define            FPE_FLTOVF_TRAP     0x4     /* floating overflow */
        !            42: #define            FPE_FLTUND_TRAP     0x5     /* floating underflow */

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