1 /* x86-64 specific core note handling. 2 Copyright (C) 2005, 2007, 2008 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 #define BACKEND x86_64_ 40 #include "libebl_CPU.h" 41 42 43 static const Ebl_Register_Location prstatus_regs[] = 44 { 45 #define GR(at, n, dwreg) \ 46 { .offset = at * 8, .regno = dwreg, .count = n, .bits = 64 } 47 #define SR(at, n, dwreg) \ 48 { .offset = at * 8, .regno = dwreg, .count = n, .bits = 16, .pad = 6 } 49 50 GR (0, 1, 15), /* %r15 */ 51 GR (1, 1, 14), /* %r14 */ 52 GR (2, 1, 13), /* %r13 */ 53 GR (3, 1, 12), /* %r12 */ 54 GR (4, 1, 6), /* %rbp */ 55 GR (5, 1, 3), /* %rbx */ 56 GR (6, 1, 11), /* %r11 */ 57 GR (7, 1, 10), /* %r10 */ 58 GR (8, 1, 9), /* %r9 */ 59 GR (9, 1, 8), /* %r8 */ 60 GR (10,1, 0), /* %rax */ 61 GR (11,1, 2), /* %rcx */ 62 GR (12,1, 1), /* %rdx */ 63 GR (13,2, 4), /* %rsi-%rdi */ 64 /* 15,1, orig_rax */ 65 GR (16,1, 16), /* %rip */ 66 SR (17,1, 51), /* %cs */ 67 GR (18,1, 49), /* %rFLAGS */ 68 GR (19,1, 7), /* %rsp */ 69 SR (20,1, 52), /* %ss */ 70 GR (21,2, 58), /* %fs.base-%gs.base */ 71 SR (23,1, 53), /* %ds */ 72 SR (24,1, 50), /* %es */ 73 SR (25,2, 54), /* %fs-%gs */ 74 75 #undef GR 76 #undef SR 77 }; 78 #define PRSTATUS_REGS_SIZE (27 * 8) 79 80 #define ULONG uint64_t 81 #define PID_T int32_t 82 #define UID_T uint32_t 83 #define GID_T uint32_t 84 #define ALIGN_ULONG 8 85 #define ALIGN_PID_T 4 86 #define ALIGN_UID_T 4 87 #define ALIGN_GID_T 4 88 #define TYPE_ULONG ELF_T_XWORD 89 #define TYPE_PID_T ELF_T_SWORD 90 #define TYPE_UID_T ELF_T_SWORD 91 #define TYPE_GID_T ELF_T_SWORD 92 93 #define PRSTATUS_REGSET_ITEMS \ 94 { \ 95 .name = "orig_rax", .type = ELF_T_SXWORD, .format = 'd', \ 96 .offset = offsetof (struct EBLHOOK(prstatus), pr_reg) + (8 * 15), \ 97 .group = "register" \ 98 } 99 100 static const Ebl_Register_Location fpregset_regs[] = 101 { 102 { .offset = 0, .regno = 65, .count = 2, .bits = 16 }, /* fcw-fsw */ 103 { .offset = 24, .regno = 64, .count = 1, .bits = 32 }, /* mxcsr */ 104 { .offset = 32, .regno = 33, .count = 8, .bits = 80, .pad = 6 }, /* stN */ 105 { .offset = 32 + 128, .regno = 17, .count = 16, .bits = 128 }, /* xmm */ 106 }; 107 #define FPREGSET_SIZE 512 108 109 #define EXTRA_NOTES EXTRA_NOTES_IOPERM 110 111 #include "x86_corenote.c" 112 #include "linux-core-note.c" 113