src/include/elf.h

   1 #ifndef ELF_H
   2 #define ELF_H
   3
   4 #define EI_NIDENT       16      /* Size of e_ident array. */
   5
   6 /* Values for e_type. */
   7 #define ET_NONE         0       /* No file type */
   8 #define ET_REL          1       /* Relocatable file */
   9 #define ET_EXEC         2       /* Executable file */
  10 #define ET_DYN          3       /* Shared object file */
  11 #define ET_CORE         4       /* Core file */
  12
  13 /* Values for e_machine (architecute). */
  14 #define EM_NONE          0              /* No machine */
  15 #define EM_M32           1              /* AT&T WE 32100 */
  16 #define EM_SPARC         2              /* SUN SPARC */
  17 #define EM_386           3              /* Intel 80386+ */
  18 #define EM_68K           4              /* Motorola m68k family */
  19 #define EM_88K           5              /* Motorola m88k family */
  20 #define EM_486           6              /* Perhaps disused */
  21 #define EM_860           7              /* Intel 80860 */
  22 #define EM_MIPS          8              /* MIPS R3000 big-endian */
  23 #define EM_S370          9              /* IBM System/370 */
  24 #define EM_MIPS_RS3_LE  10              /* MIPS R3000 little-endian */
  25
  26 #define EM_PARISC       15              /* HPPA */
  27 #define EM_VPP500       17              /* Fujitsu VPP500 */
  28 #define EM_SPARC32PLUS  18              /* Sun's "v8plus" */
  29 #define EM_960          19              /* Intel 80960 */
  30 #define EM_PPC          20              /* PowerPC */
  31 #define EM_PPC64        21              /* PowerPC 64-bit */
  32 #define EM_S390         22              /* IBM S390 */
  33
  34 #define EM_V800         36              /* NEC V800 series */
  35 #define EM_FR20         37              /* Fujitsu FR20 */
  36 #define EM_RH32         38              /* TRW RH-32 */
  37 #define EM_RCE          39              /* Motorola RCE */
  38 #define EM_ARM          40              /* ARM */
  39 #define EM_FAKE_ALPHA   41              /* Digital Alpha */
  40 #define EM_SH           42              /* Hitachi SH */
  41 #define EM_SPARCV9      43              /* SPARC v9 64-bit */
  42 #define EM_TRICORE      44              /* Siemens Tricore */
  43 #define EM_ARC          45              /* Argonaut RISC Core */
  44 #define EM_H8_300       46              /* Hitachi H8/300 */
  45 #define EM_H8_300H      47              /* Hitachi H8/300H */
  46 #define EM_H8S          48              /* Hitachi H8S */
  47 #define EM_H8_500       49              /* Hitachi H8/500 */
  48 #define EM_IA_64        50              /* Intel Merced */
  49 #define EM_MIPS_X       51              /* Stanford MIPS-X */
  50 #define EM_COLDFIRE     52              /* Motorola Coldfire */
  51 #define EM_68HC12       53              /* Motorola M68HC12 */
  52 #define EM_MMA          54              /* Fujitsu MMA Multimedia Accelerator*/
  53 #define EM_PCP          55              /* Siemens PCP */
  54 #define EM_NCPU         56              /* Sony nCPU embeeded RISC */
  55 #define EM_NDR1         57              /* Denso NDR1 microprocessor */
  56 #define EM_STARCORE     58              /* Motorola Start*Core processor */
  57 #define EM_ME16         59              /* Toyota ME16 processor */
  58 #define EM_ST100        60              /* STMicroelectronic ST100 processor */
  59 #define EM_TINYJ        61              /* Advanced Logic Corp. Tinyj emb.fam*/
  60 #define EM_X86_64       62              /* AMD x86-64 architecture */
  61 #define EM_PDSP         63              /* Sony DSP Processor */
  62
  63 #define EM_FX66         66              /* Siemens FX66 microcontroller */
  64 #define EM_ST9PLUS      67              /* STMicroelectronics ST9+ 8/16 mc */
  65 #define EM_ST7          68              /* STmicroelectronics ST7 8 bit mc */
  66 #define EM_68HC16       69              /* Motorola MC68HC16 microcontroller */
  67 #define EM_68HC11       70              /* Motorola MC68HC11 microcontroller */
  68 #define EM_68HC08       71              /* Motorola MC68HC08 microcontroller */
  69 #define EM_68HC05       72              /* Motorola MC68HC05 microcontroller */
  70 #define EM_SVX          73              /* Silicon Graphics SVx */
  71 #define EM_AT19         74              /* STMicroelectronics ST19 8 bit mc */
  72 #define EM_VAX          75              /* Digital VAX */
  73 #define EM_CRIS         76              /* Axis Communications 32-bit embedded processor */
  74 #define EM_JAVELIN      77              /* Infineon Technologies 32-bit embedded processor */
  75 #define EM_FIREPATH     78              /* Element 14 64-bit DSP Processor */
  76 #define EM_ZSP          79              /* LSI Logic 16-bit DSP Processor */
  77 #define EM_MMIX         80              /* Donald Knuth's educational 64-bit processor */
  78 #define EM_HUANY        81              /* Harvard University machine-independent object files */
  79 #define EM_PRISM        82              /* SiTera Prism */
  80 #define EM_AVR          83              /* Atmel AVR 8-bit microcontroller */
  81 #define EM_FR30         84              /* Fujitsu FR30 */
  82 #define EM_D10V         85              /* Mitsubishi D10V */
  83 #define EM_D30V         86              /* Mitsubishi D30V */
  84 #define EM_V850         87              /* NEC v850 */
  85 #define EM_M32R         88              /* Mitsubishi M32R */
  86 #define EM_MN10300      89              /* Matsushita MN10300 */
  87 #define EM_MN10200      90              /* Matsushita MN10200 */
  88 #define EM_PJ           91              /* picoJava */
  89 #define EM_OPENRISC     92              /* OpenRISC 32-bit embedded processor */
  90 #define EM_ARC_A5       93              /* ARC Cores Tangent-A5 */
  91 #define EM_XTENSA       94              /* Tensilica Xtensa Architecture */
  92 #define EM_NUM          95
  93
  94 /* Values for p_type. */
  95 #define PT_NULL         0       /* Unused entry. */
  96 #define PT_LOAD         1       /* Loadable segment. */
  97 #define PT_DYNAMIC      2       /* Dynamic linking information segment. */
  98 #define PT_INTERP       3       /* Pathname of interpreter. */
  99 #define PT_NOTE         4       /* Auxiliary information. */
 100 #define PT_SHLIB        5       /* Reserved (not used). */
 101 #define PT_PHDR         6       /* Location of program header itself. */
 102
 103 /* Values for p_flags. */
 104 #define PF_X            0x1     /* Executable. */
 105 #define PF_W            0x2     /* Writable. */
 106 #define PF_R            0x4     /* Readable. */
 107
 108
 109 #define ELF_PROGRAM_RETURNS_BIT 0x8000000       /* e_flags bit 31 */
 110
 111 #define EI_MAG0         0
 112 #define ELFMAG0         0x7f
 113
 114 #define EI_MAG1         1
 115 #define ELFMAG1         'E'
 116
 117 #define EI_MAG2         2
 118 #define ELFMAG2         'L'
 119
 120 #define EI_MAG3         3
 121 #define ELFMAG3         'F'
 122
 123 #define ELFMAG          "\177ELF"
 124
 125 #define EI_CLASS        4       /* File class byte index */
 126 #define ELFCLASSNONE    0       /* Invalid class */
 127 #define ELFCLASS32      1       /* 32-bit objects */
 128 #define ELFCLASS64      2       /* 64-bit objects */
 129
 130 #define EI_DATA         5       /* Data encodeing byte index */
 131 #define ELFDATANONE     0       /* Invalid data encoding */
 132 #define ELFDATA2LSB     1       /* 2's complement little endian */
 133 #define ELFDATA2MSB     2       /* 2's complement big endian */
 134
 135 #define EI_VERSION      6       /* File version byte index */
 136                                 /* Value must be EV_CURRENT */
 137
 138 #define EV_NONE         0       /* Invalid ELF Version */
 139 #define EV_CURRENT      1       /* Current version */
 140
 141 #define ELF32_PHDR_SIZE (8*4)   /* Size of an elf program header */
 142
 143 #ifndef ASSEMBLY
 144 /*
 145  * ELF definitions common to all 32-bit architectures.
 146  */
 147
 148 typedef uint32_t        Elf32_Addr;
 149 typedef uint16_t        Elf32_Half;
 150 typedef uint32_t        Elf32_Off;
 151 typedef int32_t         Elf32_Sword;
 152 typedef uint32_t        Elf32_Word;
 153 typedef uint32_t        Elf32_Size;
 154
 155 typedef uint64_t        Elf64_Addr;
 156 typedef uint16_t        Elf64_Half;
 157 typedef uint64_t        Elf64_Off;
 158 typedef int32_t         Elf64_Sword;
 159 typedef uint32_t        Elf64_Word;
 160 typedef uint64_t        Elf64_Size;
 161
 162 /*
 163  * ELF header.
 164  */
 165 typedef struct {
 166         unsigned char   e_ident[EI_NIDENT];     /* File identification. */
 167         Elf32_Half      e_type;         /* File type. */
 168         Elf32_Half      e_machine;      /* Machine architecture. */
 169         Elf32_Word      e_version;      /* ELF format version. */
 170         Elf32_Addr      e_entry;        /* Entry point. */
 171         Elf32_Off       e_phoff;        /* Program header file offset. */
 172         Elf32_Off       e_shoff;        /* Section header file offset. */
 173         Elf32_Word      e_flags;        /* Architecture-specific flags. */
 174         Elf32_Half      e_ehsize;       /* Size of ELF header in bytes. */
 175         Elf32_Half      e_phentsize;    /* Size of program header entry. */
 176         Elf32_Half      e_phnum;        /* Number of program header entries. */
 177         Elf32_Half      e_shentsize;    /* Size of section header entry. */
 178         Elf32_Half      e_shnum;        /* Number of section header entries. */
 179         Elf32_Half      e_shstrndx;     /* Section name strings section. */
 180 } Elf32_Ehdr;
 181
 182 typedef struct {
 183         unsigned char   e_ident[EI_NIDENT];     /* File identification. */
 184         Elf64_Half      e_type;         /* File type. */
 185         Elf64_Half      e_machine;      /* Machine architecture. */
 186         Elf64_Word      e_version;      /* ELF format version. */
 187         Elf64_Addr      e_entry;        /* Entry point. */
 188         Elf64_Off       e_phoff;        /* Program header file offset. */
 189         Elf64_Off       e_shoff;        /* Section header file offset. */
 190         Elf64_Word      e_flags;        /* Architecture-specific flags. */
 191         Elf64_Half      e_ehsize;       /* Size of ELF header in bytes. */
 192         Elf64_Half      e_phentsize;    /* Size of program header entry. */
 193         Elf64_Half      e_phnum;        /* Number of program header entries. */
 194         Elf64_Half      e_shentsize;    /* Size of section header entry. */
 195         Elf64_Half      e_shnum;        /* Number of section header entries. */
 196         Elf64_Half      e_shstrndx;     /* Section name strings section. */
 197 } Elf64_Ehdr;
 198
 199 /*
 200  * Program header.
 201  */
 202 typedef struct {
 203         Elf32_Word      p_type;         /* Entry type. */
 204         Elf32_Off       p_offset;       /* File offset of contents. */
 205         Elf32_Addr      p_vaddr;        /* Virtual address (not used). */
 206         Elf32_Addr      p_paddr;        /* Physical address. */
 207         Elf32_Size      p_filesz;       /* Size of contents in file. */
 208         Elf32_Size      p_memsz;        /* Size of contents in memory. */
 209         Elf32_Word      p_flags;        /* Access permission flags. */
 210         Elf32_Size      p_align;        /* Alignment in memory and file. */
 211 } Elf32_Phdr;
 212
 213 typedef struct {
 214         Elf64_Word      p_type;         /* Entry type. */
 215         Elf64_Word      p_flags;        /* Access permission flags. */
 216         Elf64_Off       p_offset;       /* File offset of contents. */
 217         Elf64_Addr      p_vaddr;        /* Virtual address (not used). */
 218         Elf64_Addr      p_paddr;        /* Physical address. */
 219         Elf64_Size      p_filesz;       /* Size of contents in file. */
 220         Elf64_Size      p_memsz;        /* Size of contents in memory. */
 221         Elf64_Size      p_align;        /* Alignment in memory and file. */
 222 } Elf64_Phdr;
 223
 224 /* Standardized Elf image notes for booting... The name for all of these is ELFBoot */
 225
 226
 227 /* ELF Defines for the current architecture */
 228 #include "bits/elf.h"
 229
 230 #endif /* ASSEMBLY */
 231
 232 #include "elf_boot.h"
 233
 234 #endif /* ELF_H */