FreeBSD/Linux Kernel Cross Reference
sys/arm/include/utrap.h

     /*-
      * Copyright (c) 2001 Jake Burkholder.
      * All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD: releng/9.0/sys/arm/include/utrap.h 129198 2004-05-14 11:46:45Z cognet $
     */
    
    #ifndef _MACHINE_UTRAP_H_
    #define _MACHINE_UTRAP_H_
    
    #define UT_INSTRUCTION_EXCEPTION        1
    #define UT_INSTRUCTION_ERROR            2
    #define UT_INSTRUCTION_PROTECTION       3
    #define UT_ILLTRAP_INSTRUCTION          4
    #define UT_ILLEGAL_INSTRUCTION          5
    #define UT_PRIVILEGED_OPCODE            6
    #define UT_FP_DISABLED                  7
    #define UT_FP_EXCEPTION_IEEE_754        8
    #define UT_FP_EXCEPTION_OTHER           9
    #define UT_TAG_OFERFLOW                 10
    #define UT_DIVISION_BY_ZERO             11
    #define UT_DATA_EXCEPTION               12
    #define UT_DATA_ERROR                   13
    #define UT_DATA_PROTECTION              14
    #define UT_MEM_ADDRESS_NOT_ALIGNED      15
    #define UT_PRIVILEGED_ACTION            16
    #define UT_ASYNC_DATA_ERROR             17
    #define UT_TRAP_INSTRUCTION_16          18
    #define UT_TRAP_INSTRUCTION_17          19
    #define UT_TRAP_INSTRUCTION_18          20
    #define UT_TRAP_INSTRUCTION_19          21
    #define UT_TRAP_INSTRUCTION_20          22
    #define UT_TRAP_INSTRUCTION_21          23
    #define UT_TRAP_INSTRUCTION_22          24
    #define UT_TRAP_INSTRUCTION_23          25
    #define UT_TRAP_INSTRUCTION_24          26
    #define UT_TRAP_INSTRUCTION_25          27
    #define UT_TRAP_INSTRUCTION_26          28
    #define UT_TRAP_INSTRUCTION_27          29
    #define UT_TRAP_INSTRUCTION_28          30
    #define UT_TRAP_INSTRUCTION_29          31
    #define UT_TRAP_INSTRUCTION_30          32
    #define UT_TRAP_INSTRUCTION_31          33
    #define UT_INSTRUCTION_MISS             34
    #define UT_DATA_MISS                    35
    #define UT_MAX                          36
    
    #define ST_SUNOS_SYSCALL                0
    #define ST_BREAKPOINT                   1
    #define ST_DIVISION_BY_ZERO             2
    #define ST_FLUSH_WINDOWS                3       /* XXX implement! */
    #define ST_CLEAN_WINDOW                 4
    #define ST_RANGE_CHECK                  5
    #define ST_FIX_ALIGNMENT                6
    #define ST_INTEGER_OVERFLOW             7
    /* 8 is 32-bit ABI syscall (old solaris syscall?) */
    #define ST_BSD_SYSCALL                  9
    #define ST_FP_RESTORE                   10
    /* 11-15 are available */
    /* 16 is linux 32 bit syscall (but supposed to be reserved, grr) */
    /* 17 is old linux 64 bit syscall (but supposed to be reserved, grr) */
    /* 16-31 are reserved for user applications (utraps) */
    #define ST_GETCC                        32      /* XXX implement! */
    #define ST_SETCC                        33      /* XXX implement! */
    #define ST_GETPSR                       34      /* XXX implement! */
    #define ST_SETPSR                       35      /* XXX implement! */
    /* 36-63 are available */
    #define ST_SOLARIS_SYSCALL              64
    #define ST_SYSCALL                      65
    #define ST_SYSCALL32                    66
    /* 67 is reserved to OS source licensee */
    /* 68 is return from deferred trap (not supported) */
    /* 69-95 are reserved to SPARC international */
    /* 96-108 are available */
    /* 109 is linux 64 bit syscall */
    /* 110 is linux 64 bit getcontext (?) */
    /* 111 is linux 64 bit setcontext (?) */
    /* 112-255 are available */
   
   #define UTH_NOCHANGE                    (-1)
   
   #ifndef __ASM__
   
   typedef int utrap_entry_t;
   typedef void *utrap_handler_t;
   
   #endif
   
   #endif

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