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Annotation of sys/arch/mips64/include/exception.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: exception.h,v 1.5 2007/04/24 16:47:34 miod Exp $ */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1998-2003 Opsycon AB (www.opsycon.se)
        !             5:  *
        !             6:  * Redistribution and use in source and binary forms, with or without
        !             7:  * modification, are permitted provided that the following conditions
        !             8:  * are met:
        !             9:  * 1. Redistributions of source code must retain the above copyright
        !            10:  *    notice, this list of conditions and the following disclaimer.
        !            11:  * 2. Redistributions in binary form must reproduce the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer in the
        !            13:  *    documentation and/or other materials provided with the distribution.
        !            14:  *
        !            15:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
        !            16:  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
        !            17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            18:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
        !            19:  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            20:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            21:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            22:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            23:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            24:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            25:  * SUCH DAMAGE.
        !            26:  *
        !            27:  */
        !            28:
        !            29: /*
        !            30:  *  Definitions for exception processing.
        !            31:  */
        !            32:
        !            33: #ifndef _MIPS_EXCEPTION_H_
        !            34: #define _MIPS_EXCEPTION_H_
        !            35:
        !            36: /*
        !            37:  *  Exception codes.
        !            38:  */
        !            39:
        !            40: #define        EX_INT          0       /* Interrupt */
        !            41: #define        EX_MOD          1       /* TLB Modification */
        !            42: #define        EX_TLBL         2       /* TLB exception, load or i-fetch */
        !            43: #define        EX_TLBS         3       /* TLB exception, store */
        !            44: #define        EX_ADEL         4       /* Address error exception, load or i-fetch */
        !            45: #define        EX_ADES         5       /* Address error exception, store */
        !            46: #define        EX_IBE          6       /* Bus error exception, i-fetch */
        !            47: #define        EX_DBE          7       /* Bus error exception, data reference */
        !            48: #define        EX_SYS          8       /* Syscall exception */
        !            49: #define        EX_BP           9       /* Breakpoint exception */
        !            50: #define        EX_RI           10      /* Reserved instruction exception */
        !            51: #define        EX_CPU          11      /* Coprocessor unusable exception */
        !            52: #define        EX_OV           12      /* Arithmetic overflow exception */
        !            53: #define        EX_TR           13      /* Trap exception */
        !            54: #define        EX_VCEI         14      /* Virtual coherency exception instruction */
        !            55: #define        EX_FPE          15      /* Floating point exception */
        !            56: #define        EX_WATCH        23      /* Reference to watch/hi/watch/lo address */
        !            57: #define        EX_VCED         31      /* Virtual coherency exception data */
        !            58:
        !            59: #define        EX_U            32      /* Exception from user mode (SW flag) */
        !            60:
        !            61: #if defined(DDB) || defined(DEBUG)
        !            62: #define EX_SIZE        10
        !            63: struct ex_debug {
        !            64:        u_int   ex_status;
        !            65:        u_int   ex_cause;
        !            66:        u_int   ex_badaddr;
        !            67:        u_int   ex_pc;
        !            68:        u_int   ex_ra;
        !            69:        u_int   ex_sp;
        !            70:        u_int   ex_code;
        !            71: } ex_debug[EX_SIZE], *exp = ex_debug;
        !            72:
        !            73: #endif
        !            74: #endif /* !_MIPS_EXCEPTION_H_ */