elf.h (97564) | elf.h (114349) |
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1/*- 2 * Copyright (c) 1996-1997 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 1996-1997 John D. Polstra. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
26 * $FreeBSD: head/sys/amd64/include/elf.h 97564 2002-05-30 08:32:18Z dfr $ | 26 * $FreeBSD: head/sys/amd64/include/elf.h 114349 2003-05-01 01:05:25Z peter $ |
27 */ 28 29#ifndef _MACHINE_ELF_H_ 30#define _MACHINE_ELF_H_ 1 31 32/* | 27 */ 28 29#ifndef _MACHINE_ELF_H_ 30#define _MACHINE_ELF_H_ 1 31 32/* |
33 * ELF definitions for the i386 architecture. | 33 * ELF definitions for the AMD64 architecture. |
34 */ 35 | 34 */ 35 |
36#include <sys/elf32.h> /* Definitions common to all 32 bit architectures. */ | 36#include <sys/elf64.h> /* Definitions common to all 64 bit architectures. */ |
37 | 37 |
38#define __ELF_WORD_SIZE 32 /* Used by <sys/elf_generic.h> */ | 38#define __ELF_WORD_SIZE 64 /* Used by <sys/elf_generic.h> */ |
39#include <sys/elf_generic.h> 40 | 39#include <sys/elf_generic.h> 40 |
41#define ELF_ARCH EM_386 | 41#define ELF_ARCH EM_X86_64 |
42 | 42 |
43#define ELF_MACHINE_OK(x) ((x) == EM_386 || (x) == EM_486) | 43#define ELF_MACHINE_OK(x) ((x) == EM_X86_64) |
44 45/* 46 * Auxiliary vector entries for passing information to the interpreter. 47 * 48 * The i386 supplement to the SVR4 ABI specification names this "auxv_t", 49 * but POSIX lays claim to all symbols ending with "_t". 50 */ 51 52typedef struct { /* Auxiliary vector entry on initial stack */ | 44 45/* 46 * Auxiliary vector entries for passing information to the interpreter. 47 * 48 * The i386 supplement to the SVR4 ABI specification names this "auxv_t", 49 * but POSIX lays claim to all symbols ending with "_t". 50 */ 51 52typedef struct { /* Auxiliary vector entry on initial stack */ |
53 int a_type; /* Entry type. */ | 53 long a_type; /* Entry type. */ |
54 union { 55 long a_val; /* Integer value. */ 56 void *a_ptr; /* Address. */ 57 void (*a_fcn)(void); /* Function pointer (not used). */ 58 } a_un; | 54 union { 55 long a_val; /* Integer value. */ 56 void *a_ptr; /* Address. */ 57 void (*a_fcn)(void); /* Function pointer (not used). */ 58 } a_un; |
59} Elf32_Auxinfo; | 59} Elf64_Auxinfo; |
60 61__ElfType(Auxinfo); 62 63/* Values for a_type. */ 64#define AT_NULL 0 /* Terminates the vector. */ 65#define AT_IGNORE 1 /* Ignored entry. */ 66#define AT_EXECFD 2 /* File descriptor of program to load. */ 67#define AT_PHDR 3 /* Program header of program already loaded. */ --- 25 unchanged lines hidden (view full) --- 93#define AT_EGID 14 /* Effective gid. */ 94 95#define AT_COUNT 15 /* Count of defined aux entry types. */ 96 97/* 98 * Relocation types. 99 */ 100 | 60 61__ElfType(Auxinfo); 62 63/* Values for a_type. */ 64#define AT_NULL 0 /* Terminates the vector. */ 65#define AT_IGNORE 1 /* Ignored entry. */ 66#define AT_EXECFD 2 /* File descriptor of program to load. */ 67#define AT_PHDR 3 /* Program header of program already loaded. */ --- 25 unchanged lines hidden (view full) --- 93#define AT_EGID 14 /* Effective gid. */ 94 95#define AT_COUNT 15 /* Count of defined aux entry types. */ 96 97/* 98 * Relocation types. 99 */ 100 |
101#define R_386_NONE 0 /* No relocation. */ 102#define R_386_32 1 /* Add symbol value. */ 103#define R_386_PC32 2 /* Add PC-relative symbol value. */ 104#define R_386_GOT32 3 /* Add PC-relative GOT offset. */ 105#define R_386_PLT32 4 /* Add PC-relative PLT offset. */ 106#define R_386_COPY 5 /* Copy data from shared object. */ 107#define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */ 108#define R_386_JMP_SLOT 7 /* Set GOT entry to code address. */ 109#define R_386_RELATIVE 8 /* Add load address of shared object. */ 110#define R_386_GOTOFF 9 /* Add GOT-relative symbol address. */ 111#define R_386_GOTPC 10 /* Add PC-relative GOT table address. */ | 101#define R_X86_64_NONE 0 /* No relocation. */ 102#define R_X86_64_64 1 /* Add 64 bit symbol value. */ 103#define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */ 104#define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */ 105#define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */ 106#define R_X86_64_COPY 5 /* Copy data from shared object. */ 107#define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */ 108#define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */ 109#define R_X86_64_RELATIVE 8 /* Add load address of shared object. */ 110#define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */ 111#define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */ 112#define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */ 113#define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */ 114#define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */ 115#define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */ 116#define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */ |
112 | 117 |
113#define R_386_COUNT 11 /* Count of defined relocation types. */ | 118#define R_X86_64_COUNT 16 /* Count of defined relocation types. */ |
114 115/* Define "machine" characteristics */ | 119 120/* Define "machine" characteristics */ |
116#define ELF_TARG_CLASS ELFCLASS32 | 121#define ELF_TARG_CLASS ELFCLASS64 |
117#define ELF_TARG_DATA ELFDATA2LSB | 122#define ELF_TARG_DATA ELFDATA2LSB |
118#define ELF_TARG_MACH EM_386 | 123#define ELF_TARG_MACH EM_X86_64 |
119#define ELF_TARG_VER 1 120 121#ifdef _KERNEL 122 123/* 124 * On the i386 we load the dynamic linker where a userland call 125 * to mmap(0, ...) would put it. The rationale behind this 126 * calculation is that it leaves room for the heap to grow to 127 * its maximum allowed size. 128 */ 129#define ELF_RTLD_ADDR(vmspace) \ 130 (round_page((vm_offset_t)(vmspace)->vm_daddr + maxdsiz)) 131 132#endif /* _KERNEL */ 133#endif /* !_MACHINE_ELF_H_ */ | 124#define ELF_TARG_VER 1 125 126#ifdef _KERNEL 127 128/* 129 * On the i386 we load the dynamic linker where a userland call 130 * to mmap(0, ...) would put it. The rationale behind this 131 * calculation is that it leaves room for the heap to grow to 132 * its maximum allowed size. 133 */ 134#define ELF_RTLD_ADDR(vmspace) \ 135 (round_page((vm_offset_t)(vmspace)->vm_daddr + maxdsiz)) 136 137#endif /* _KERNEL */ 138#endif /* !_MACHINE_ELF_H_ */ |