sys/arch/powerpc/include/netbsd32_machdep.h

   1 /*      $NetBSD: netbsd32_machdep.h,v 1.5 2008/05/29 14:51:26 mrg Exp $ */
   2
   3 /*
   4  * Copyright (c) 1998, 2001 Matthew R. Green
   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 ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  24  * 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
  29 #ifndef _MACHINE_NETBSD32_H_
  30 #define _MACHINE_NETBSD32_H_
  31
  32 #include <sys/types.h>
  33 #include <sys/proc.h>
  34
  35 typedef u_int32_t netbsd32_pointer_t;
  36
  37 /*
  38  * Convert a pointer in the 32-bit world to a valid 64-bit pointer.
  39  */
  40 #define NETBSD32PTR64(p32)      ((void *)(u_long)(u_int)(p32))
  41
  42 /* ppc32 has 32bit aligned 64bit integers */
  43 #define NETBSD32_INT64_ALIGN __attribute__((__aligned__(4)))
  44
  45 #include <compat/netbsd32/netbsd32.h>
  46 #include <powerpc/frame.h>
  47
  48 /* from <arch/sparc/include/signal.h> */
  49 typedef u_int32_t netbsd32_sigcontextp_t;
  50
  51 struct netbsd32_sigcontext {
  52         int             sc_onstack;     /* sigstack state to restore */
  53         int             __sc_mask13;    /* signal mask to restore (old style) */
  54         /* begin machine dependent portion */
  55         struct trapframe32 sc_frame;    /* saved registers */
  56         sigset_t        sc_mask;        /* signal mask to restore (new style) */
  57 };
  58
  59 struct netbsd32_sigcontext13 {
  60         int     sc_onstack;             /* sigstack state to restore */
  61         int     sc_mask;                /* signal mask to restore (old style) */
  62         /* begin machine dependent portion */
  63         struct trapframe32 sc_frame;    /* saved registers */
  64 };
  65
  66 struct exec_package;
  67 void netbsd32_setregs (struct lwp *, struct exec_package *, vaddr_t);
  68 int netbsd32_sigreturn (struct lwp *, void *, register_t *);
  69 void netbsd32_sendsig (int sig, sigset_t *, u_long);
  70
  71 extern char netbsd32_esigcode[], netbsd32_sigcode[];
  72
  73 /*
  74  * Need to plug into get sparc specific ioctl's.
  75  */
  76 #define NETBSD32_MD_IOCTL       /* enable netbsd32_md_ioctl() */
  77 int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct proc *);
  78
  79 #endif /* _MACHINE_NETBSD32_H_ */