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