1/* Native-dependent code for GNU/Linux UltraSPARC.
2
3   Copyright (C) 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
4
5   This file is part of GDB.
6
7   This program is free software; you can redistribute it and/or modify
8   it under the terms of the GNU General Public License as published by
9   the Free Software Foundation; either version 3 of the License, or
10   (at your option) any later version.
11
12   This program is distributed in the hope that it will be useful,
13   but WITHOUT ANY WARRANTY; without even the implied warranty of
14   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15   GNU General Public License for more details.
16
17   You should have received a copy of the GNU General Public License
18   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19
20#include "defs.h"
21#include "regcache.h"
22
23#include <sys/procfs.h>
24#include "gregset.h"
25
26#include "sparc64-tdep.h"
27#include "sparc-tdep.h"
28#include "sparc-nat.h"
29#include "inferior.h"
30#include "target.h"
31#include "linux-nat.h"
32
33static const struct sparc_gregset sparc64_linux_ptrace_gregset =
34{
35  16 * 8,			/* "tstate" */
36  17 * 8,			/* %pc */
37  18 * 8,			/* %npc */
38  19 * 8,			/* %y */
39  -1,				/* %wim */
40  -1,				/* %tbr */
41  0 * 8,			/* %g1 */
42  -1,				/* %l0 */
43  4				/* sizeof (%y) */
44};
45
46
47void
48supply_gregset (struct regcache *regcache, const prgregset_t *gregs)
49{
50  sparc64_supply_gregset (sparc_gregset, regcache, -1, gregs);
51}
52
53void
54supply_fpregset (struct regcache *regcache, const prfpregset_t *fpregs)
55{
56  sparc64_supply_fpregset (regcache, -1, fpregs);
57}
58
59void
60fill_gregset (const struct regcache *regcache, prgregset_t *gregs, int regnum)
61{
62  sparc64_collect_gregset (sparc_gregset, regcache, regnum, gregs);
63}
64
65void
66fill_fpregset (const struct regcache *regcache,
67	       prfpregset_t *fpregs, int regnum)
68{
69  sparc64_collect_fpregset (regcache, regnum, fpregs);
70}
71
72/* Provide a prototype to silence -Wmissing-prototypes.  */
73void _initialize_sparc64_linux_nat (void);
74
75void
76_initialize_sparc64_linux_nat (void)
77{
78  struct target_ops *t;
79
80  /* Fill in the generic GNU/Linux methods.  */
81  t = linux_target ();
82
83  /* Add our register access methods.  */
84  t->to_fetch_registers = sparc_fetch_inferior_registers;
85  t->to_store_registers = sparc_store_inferior_registers;
86
87  /* Register the target.  */
88  linux_nat_add_target (t);
89
90  sparc_gregset = &sparc64_linux_ptrace_gregset;
91}
92