sys/arch/sparc64/include/netbsd32_machdep.h

   1 /*      $NetBSD: netbsd32_machdep.h,v 1.26 2008/01/27 17:37:40 dsl 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
  34 struct proc;
  35
  36 /* sparc64 uses an unsigned 32bit integer for 32bit pointers */
  37 #define NETBSD32_POINTER_TYPE uint32_t
  38 typedef struct { NETBSD32_POINTER_TYPE i32; } netbsd32_pointer_t;
  39
  40 /* sparc32 has 64bit aligned 64bit integers */
  41 #define NETBSD32_INT64_ALIGN
  42
  43 /* from <arch/sparc/include/signal.h> */
  44 typedef uint32_t netbsd32_sigcontextp_t;
  45
  46 struct netbsd32_sigcontext {
  47         int             sc_onstack;     /* sigstack state to restore */
  48         int             __sc_mask13;    /* signal mask to restore (old style) */
  49         /* begin machine dependent portion */
  50         int             sc_sp;          /* %sp to restore */
  51         int             sc_pc;          /* pc to restore */
  52         int             sc_npc;         /* npc to restore */
  53         int             sc_psr;         /* pstate to restore */
  54         int             sc_g1;          /* %g1 to restore */
  55         int             sc_o0;          /* %o0 to restore */
  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         int     sc_sp;                  /* %sp to restore */
  64         int     sc_pc;                  /* pc to restore */
  65         int     sc_npc;                 /* npc to restore */
  66         int     sc_psr;                 /* pstate to restore */
  67         int     sc_g1;                  /* %g1 to restore */
  68         int     sc_o0;                  /* %o0 to restore */
  69 };
  70
  71 /*
  72  * Need to plug into get sparc specific ioctl's.
  73  */
  74 #define NETBSD32_MD_IOCTL       /* enable netbsd32_md_ioctl() */
  75 int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct lwp *);
  76
  77 #define NETBSD32_MID_MACHINE MID_SPARC
  78
  79 int netbsd32_process_read_regs(struct lwp *, struct reg32 *);
  80 int netbsd32_process_read_fpregs(struct lwp *, struct fpreg32 *);
  81
  82 #endif /* _MACHINE_NETBSD32_H_ */