sys/compat/linux/arch/arm/linux_machdep.h

   1 /*      $NetBSD: linux_machdep.h,v 1.5 2007/12/04 18:40:13 dsl Exp $    */
   2
   3 /*-
   4  * Copyright (c) 1995, 2000 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Frank van der Linden.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _ARM_LINUX_MACHDEP_H_
  33 #define _ARM_LINUX_MACHDEP_H_
  34
  35 #include <compat/linux/common/linux_signal.h>
  36
  37 struct linux_sigcontext {
  38         u_int32_t       sc_trapno;
  39         u_int32_t       sc_error_code;
  40         linux_old_sigset_t      sc_mask;
  41         u_int32_t       sc_r0;
  42         u_int32_t       sc_r1;
  43         u_int32_t       sc_r2;
  44         u_int32_t       sc_r3;
  45         u_int32_t       sc_r4;
  46         u_int32_t       sc_r5;
  47         u_int32_t       sc_r6;
  48         u_int32_t       sc_r7;
  49         u_int32_t       sc_r8;
  50         u_int32_t       sc_r9;
  51         u_int32_t       sc_r10;
  52         u_int32_t       sc_r11;
  53         u_int32_t       sc_r12;
  54         u_int32_t       sc_sp;
  55         u_int32_t       sc_lr;
  56         u_int32_t       sc_pc;
  57         u_int32_t       sc_cpsr;
  58         u_int32_t       sc_fault_address;
  59 };
  60
  61 /*
  62  * We make the stack look like Linux expects it when calling a signal
  63  * handler, but use the BSD way of calling the handler and sigreturn().
  64  * This means that we need to pass the pointer to the handler too.
  65  * It is appended to the frame to not interfere with the rest of it.
  66  */
  67
  68 struct linux_sigframe {
  69         struct  linux_sigcontext sf_sc;
  70         unsigned long   sf_extramask[LINUX__NSIG_WORDS - 1];
  71 };
  72
  73 void linux_syscall_intern(struct proc *);
  74
  75 #endif