sys/compat/irix/irix_exec.h

   1 /*      $NetBSD: irix_exec.h,v 1.27 2009/12/10 14:13:53 matt Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2001-2002 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Emmanuel Dreyfus.
   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 _IRIX_EXEC_H_
  33 #define _IRIX_EXEC_H_
  34
  35 #include <sys/types.h>
  36 #include <sys/exec.h>
  37 #include <sys/signal.h>
  38 #include <sys/queue.h>
  39 #include <sys/rwlock.h>
  40 #include <sys/exec_elf.h>
  41
  42 #include <machine/vmparam.h>
  43
  44 #include <compat/svr4/svr4_types.h>
  45 #include <compat/svr4/svr4_signal.h>
  46
  47 /* IRIX specific per-process data, zero'ed on allocation */
  48 struct irix_emuldata {
  49 #define ied_startcopy ied_sigtramp
  50         void *ied_sigtramp[SVR4_NSIG];  /* Address of signal trampoline */
  51 #define ied_endcopy ied_termchild
  52
  53         int ied_termchild;      /* want SIGHUP on parent's exit */
  54         int ied_procblk_count;  /* semaphore for blockproc */
  55                                 /* share group proc list head and lock */
  56         struct irix_share_group *ied_share_group;
  57                                 /* share group proc list itself */
  58         LIST_ENTRY(irix_emuldata) ied_sglist;
  59         struct proc *ied_p;     /* points back to struct proc */
  60         int ied_shareaddr;      /* share VM with the group */
  61         LIST_HEAD(ied_shared_regions, irix_shared_regions_rec)
  62             ied_shared_regions; /* list of (un)shared memory regions */
  63 };
  64
  65 /* e_flags used by IRIX for ABI selection */
  66 #define IRIX_EF_IRIX_ABI64      0x00000010
  67 #define IRIX_EF_IRIX_ABIN32     0x00000020
  68 #define IRIX_EF_IRIX_ABIO32     0x00000000
  69 #define IRIX_EF_IRIX_ABI_MASK   0x00000030
  70
  71 #define IRIX_ELF_AUX_ENTRIES 7
  72
  73 #define irix_check_exec(p)      ((p)->p_emul == &emul_irix)
  74
  75 #ifdef EXEC_ELF32
  76 #define IRIX_AUX_ARGSIZ howmany(IRIX_ELF_AUX_ENTRIES * \
  77     sizeof(Aux32Info), sizeof (Elf32_Addr))
  78
  79 int irix_elf32_copyargs(struct lwp *, struct exec_package *,
  80     struct ps_strings *, char **, void *);
  81
  82 int irix_elf32_probe_o32(struct lwp *, struct exec_package *, void *,
  83     char *, vaddr_t *);
  84
  85 int irix_elf32_probe_n32(struct lwp *, struct exec_package *, void *,
  86     char *, vaddr_t *);
  87 #endif
  88
  89 #ifdef EXEC_ELF64
  90 /* #define IRIX_AUX_ARGSIZ howmany(IRIX_ELF_AUX_ENTRIES * \
  91     sizeof(Aux64Info), sizeof (Elf64_Addr))  */
  92
  93 int irix_elf64_copyargs(struct lwp *, struct exec_package *,
  94     struct ps_strings *, char **, void *);
  95
  96 int irix_elf64_probe_n64(struct lwp *, struct exec_package *, void *,
  97     char *, vaddr_t *);
  98 #endif
  99
 100 void irix_n32_setregs(struct lwp *, struct exec_package *, vaddr_t);
 101
 102 extern struct emul emul_irix;
 103
 104 #endif /* !_IRIX_EXEC_H_ */