The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2001 Jake Burkholder.
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   26  * SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _MACHINE_UTRAP_H_
   32 #define _MACHINE_UTRAP_H_
   33 
   34 #define UT_INSTRUCTION_EXCEPTION        1
   35 #define UT_INSTRUCTION_ERROR            2
   36 #define UT_INSTRUCTION_PROTECTION       3
   37 #define UT_ILLTRAP_INSTRUCTION          4
   38 #define UT_ILLEGAL_INSTRUCTION          5
   39 #define UT_PRIVILEGED_OPCODE            6
   40 #define UT_FP_DISABLED                  7
   41 #define UT_FP_EXCEPTION_IEEE_754        8
   42 #define UT_FP_EXCEPTION_OTHER           9
   43 #define UT_TAG_OFERFLOW                 10
   44 #define UT_DIVISION_BY_ZERO             11
   45 #define UT_DATA_EXCEPTION               12
   46 #define UT_DATA_ERROR                   13
   47 #define UT_DATA_PROTECTION              14
   48 #define UT_MEM_ADDRESS_NOT_ALIGNED      15
   49 #define UT_PRIVILEGED_ACTION            16
   50 #define UT_ASYNC_DATA_ERROR             17
   51 #define UT_TRAP_INSTRUCTION_16          18
   52 #define UT_TRAP_INSTRUCTION_17          19
   53 #define UT_TRAP_INSTRUCTION_18          20
   54 #define UT_TRAP_INSTRUCTION_19          21
   55 #define UT_TRAP_INSTRUCTION_20          22
   56 #define UT_TRAP_INSTRUCTION_21          23
   57 #define UT_TRAP_INSTRUCTION_22          24
   58 #define UT_TRAP_INSTRUCTION_23          25
   59 #define UT_TRAP_INSTRUCTION_24          26
   60 #define UT_TRAP_INSTRUCTION_25          27
   61 #define UT_TRAP_INSTRUCTION_26          28
   62 #define UT_TRAP_INSTRUCTION_27          29
   63 #define UT_TRAP_INSTRUCTION_28          30
   64 #define UT_TRAP_INSTRUCTION_29          31
   65 #define UT_TRAP_INSTRUCTION_30          32
   66 #define UT_TRAP_INSTRUCTION_31          33
   67 #define UT_INSTRUCTION_MISS             34
   68 #define UT_DATA_MISS                    35
   69 #define UT_MAX                          36
   70 
   71 #define ST_SUNOS_SYSCALL                0
   72 #define ST_BREAKPOINT                   1
   73 #define ST_DIVISION_BY_ZERO             2
   74 #define ST_FLUSH_WINDOWS                3       /* XXX implement! */
   75 #define ST_CLEAN_WINDOW                 4
   76 #define ST_RANGE_CHECK                  5
   77 #define ST_FIX_ALIGNMENT                6
   78 #define ST_INTEGER_OVERFLOW             7
   79 /* 8 is 32-bit ABI syscall (old solaris syscall?) */
   80 #define ST_BSD_SYSCALL                  9
   81 #define ST_FP_RESTORE                   10
   82 /* 11-15 are available */
   83 /* 16 is linux 32 bit syscall (but supposed to be reserved, grr) */
   84 /* 17 is old linux 64 bit syscall (but supposed to be reserved, grr) */
   85 /* 16-31 are reserved for user applications (utraps) */
   86 #define ST_GETCC                        32      /* XXX implement! */
   87 #define ST_SETCC                        33      /* XXX implement! */
   88 #define ST_GETPSR                       34      /* XXX implement! */
   89 #define ST_SETPSR                       35      /* XXX implement! */
   90 /* 36-63 are available */
   91 #define ST_SOLARIS_SYSCALL              64
   92 #define ST_SYSCALL                      65
   93 #define ST_SYSCALL32                    66
   94 /* 67 is reserved to OS source licensee */
   95 /* 68 is return from deferred trap (not supported) */
   96 /* 69-95 are reserved to SPARC international */
   97 /* 96-108 are available */
   98 /* 109 is linux 64 bit syscall */
   99 /* 110 is linux 64 bit getcontext (?) */
  100 /* 111 is linux 64 bit setcontext (?) */
  101 /* 112-255 are available */
  102 
  103 #define UTH_NOCHANGE                    (-1)
  104 
  105 #ifndef __ASM__
  106 
  107 typedef int utrap_entry_t;
  108 typedef void *utrap_handler_t;
  109 
  110 #endif
  111 
  112 #endif

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