1/* SPARC specific core note handling.
2   Copyright (C) 2007 Red Hat, Inc.
3   Copyright (C) 2015 Oracle, Inc.
4   This file is part of elfutils.
5
6   This file is free software; you can redistribute it and/or modify
7   it under the terms of either
8
9     * the GNU Lesser General Public License as published by the Free
10       Software Foundation; either version 3 of the License, or (at
11       your option) any later version
12
13   or
14
15     * the GNU General Public License as published by the Free
16       Software Foundation; either version 2 of the License, or (at
17       your option) any later version
18
19   or both in parallel, as here.
20
21   elfutils is distributed in the hope that it will be useful, but
22   WITHOUT ANY WARRANTY; without even the implied warranty of
23   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
24   General Public License for more details.
25
26   You should have received copies of the GNU General Public License and
27   the GNU Lesser General Public License along with this program.  If
28   not, see <http://www.gnu.org/licenses/>.  */
29
30#ifdef HAVE_CONFIG_H
31# include <config.h>
32#endif
33
34#include <elf.h>
35#include <inttypes.h>
36#include <stddef.h>
37#include <stdio.h>
38#include <sys/time.h>
39
40#ifndef BITS
41# define BITS 		32
42# define BACKEND	sparc_
43#else
44# define BITS 		64
45# define BACKEND	sparc64_
46#endif
47#include "libebl_CPU.h"
48
49#define GR(at, n, dwreg)						\
50    { .offset = at * BITS/8, .regno = dwreg, .count = n, .bits = BITS }
51
52static const Ebl_Register_Location prstatus_regs[] =
53  {
54    GR (0, 32, 0),		/* %g0-%g7, %o0-%o7, %i0-%i7 */
55#if BITS == 32
56    GR (32, 1, 65),		/* %psr */
57    GR (33, 2, 68),		/* %pc, %npc */
58    GR (35, 1, 64),		/* %y */
59    GR (36, 1, 66),		/* %wim, %tbr */
60#else
61    GR (32, 1, 82),		/* %state */
62    GR (33, 2, 80),		/* %pc, %npc */
63    GR (35, 1, 85),		/* %y */
64#endif
65  };
66#define PRSTATUS_REGS_SIZE	(BITS / 8 * (32 + (BITS == 32 ? 6 : 4)))
67
68static const Ebl_Register_Location fpregset_regs[] =
69  {
70#if BITS == 32
71    GR (0, 32, 32),		/* %f0-%f31 */
72    /* 				   padding word */
73    GR (33, 1, 70),		/* %fsr */
74    /* 	       			   qcnt, q_entrysize, en, q, padding */
75# define FPREGSET_SIZE		(34 * 4 + 4 + 64 * 4 + 4)
76#else
77    GR (0, 32, 32),		/* %f0-%f31 */
78    GR (32, 1, 83),		/* %fsr */
79    /*  33, 1, 			   %gsr */
80    GR (34, 1, 84),		/* %fprs */
81# define FPREGSET_SIZE		(35 * 8)
82#endif
83  };
84
85#if BITS == 32
86# define ULONG			uint32_t
87# define ALIGN_ULONG		4
88# define TYPE_ULONG		ELF_T_WORD
89# define TYPE_LONG		ELF_T_SWORD
90# define UID_T			uint16_t
91# define GID_T			uint16_t
92# define ALIGN_UID_T		2
93# define ALIGN_GID_T		2
94# define TYPE_UID_T		ELF_T_HALF
95# define TYPE_GID_T		ELF_T_HALF
96#else
97# define ULONG			uint64_t
98# define ALIGN_ULONG		8
99# define TYPE_ULONG		ELF_T_XWORD
100# define TYPE_LONG		ELF_T_SXWORD
101# define UID_T			uint32_t
102# define GID_T			uint32_t
103# define ALIGN_UID_T		4
104# define ALIGN_GID_T		4
105# define TYPE_UID_T		ELF_T_WORD
106# define TYPE_GID_T		ELF_T_WORD
107# define SUSECONDS_HALF		1
108#endif
109#define PID_T			int32_t
110#define ALIGN_PID_T		4
111#define TYPE_PID_T		ELF_T_SWORD
112
113#define PRSTATUS_REGSET_ITEMS						      \
114  {									      \
115    .name = "pc", .type = ELF_T_ADDR, .format = 'x',			      \
116    .offset = offsetof (struct EBLHOOK(prstatus), pr_reg[33]),		      \
117    .group = "register", .pc_register = true				      \
118  }
119
120#include "linux-core-note.c"
121