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/* PPC linux native support.

   Copyright (C) 1988, 1989, 1991, 1992, 1994, 1996 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 2 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#include "defs.h"

#include "frame.h"

#include "inferior.h"

#include "gdbcore.h"

#include <sys/types.h>

#include <sys/param.h>

#include <signal.h>

#include <sys/user.h>

#include <sys/ioctl.h>

#include <sys/wait.h>

#include <fcntl.h>

#include <sys/procfs.h>

int

kernel_u_size ()

{

  return (sizeof (struct user));

}

static int regmap[] =

{PT_R0, PT_R1, PT_R2, PT_R3, PT_R4, PT_R5, PT_R6, PT_R7,

 PT_R8, PT_R9, PT_R10, PT_R11, PT_R12, PT_R13, PT_R14, PT_R15,

 PT_R16, PT_R17, PT_R18, PT_R19, PT_R20, PT_R21, PT_R22, PT_R23,

 PT_R24, PT_R25, PT_R26, PT_R27, PT_R28, PT_R29, PT_R30, PT_R31,

 PT_FPR0, PT_FPR0 + 2, PT_FPR0 + 4, PT_FPR0 + 6, PT_FPR0 + 8, PT_FPR0 + 10, PT_FPR0 + 12, PT_FPR0 + 14,

 PT_FPR0 + 16, PT_FPR0 + 18, PT_FPR0 + 20, PT_FPR0 + 22, PT_FPR0 + 24, PT_FPR0 + 26, PT_FPR0 + 28, PT_FPR0 + 30,

 PT_FPR0 + 32, PT_FPR0 + 34, PT_FPR0 + 36, PT_FPR0 + 38, PT_FPR0 + 40, PT_FPR0 + 42, PT_FPR0 + 44, PT_FPR0 + 46,

 PT_FPR0 + 48, PT_FPR0 + 50, PT_FPR0 + 52, PT_FPR0 + 54, PT_FPR0 + 56, PT_FPR0 + 58, PT_FPR0 + 60, PT_FPR0 + 62,

 PT_NIP, PT_MSR, PT_CCR, PT_LNK, PT_CTR, PT_XER, PT_MQ};

int

ppc_register_u_addr (int ustart, int regnum)

{

  return (ustart + 4 * regmap[regnum]);

}

void

supply_gregset (gregset_t * gregsetp)

{

  int regi;

  register greg_t *regp = (greg_t *) gregsetp;

  for (regi = 0; regi < 32; regi++)

    supply_register (regi, (char *) (regp + regi));

  for (regi = FIRST_UISA_SP_REGNUM; regi <= LAST_UISA_SP_REGNUM; regi++)

    supply_register (regi, (char *) (regp + regmap[regi]));

}

void

supply_fpregset (fpregset_t * fpregsetp)

{

  int regi;

  for (regi = 0; regi < 32; regi++)

    {

      supply_register (FP0_REGNUM + regi, (char *) (*fpregsetp + regi));

    }

}