src/include/elf.h - ipxe - Git at Google

 #ifndef ELF_H
 #define ELF_H

 FILE_LICENCE ( GPL2_OR_LATER );

 #define EI_NIDENT	16	/* Size of e_ident array. */

 /* Values for e_type. */
 #define ET_NONE		0	/* No file type */
 #define ET_REL		1	/* Relocatable file */
 #define ET_EXEC		2	/* Executable file */
 #define ET_DYN		3	/* Shared object file */
 #define ET_CORE		4	/* Core file */

 /* Values for e_machine (architecute). */
 #define EM_NONE		 0		/* No machine */
 #define EM_M32		 1		/* AT&T WE 32100 */
 #define EM_SPARC	 2		/* SUN SPARC */
 #define EM_386		 3		/* Intel 80386+ */
 #define EM_68K		 4		/* Motorola m68k family */
 #define EM_88K		 5		/* Motorola m88k family */
 #define EM_486		 6		/* Perhaps disused */
 #define EM_860		 7		/* Intel 80860 */
 #define EM_MIPS		 8		/* MIPS R3000 big-endian */
 #define EM_S370		 9		/* IBM System/370 */
 #define EM_MIPS_RS3_LE	10		/* MIPS R3000 little-endian */

 #define EM_PARISC	15		/* HPPA */
 #define EM_VPP500	17		/* Fujitsu VPP500 */
 #define EM_SPARC32PLUS	18		/* Sun's "v8plus" */
 #define EM_960		19		/* Intel 80960 */
 #define EM_PPC		20		/* PowerPC */
 #define EM_PPC64	21		/* PowerPC 64-bit */
 #define EM_S390		22		/* IBM S390 */

 #define EM_V800		36		/* NEC V800 series */
 #define EM_FR20		37		/* Fujitsu FR20 */
 #define EM_RH32		38		/* TRW RH-32 */
 #define EM_RCE		39		/* Motorola RCE */
 #define EM_ARM		40		/* ARM */
 #define EM_FAKE_ALPHA	41		/* Digital Alpha */
 #define EM_SH		42		/* Hitachi SH */
 #define EM_SPARCV9	43		/* SPARC v9 64-bit */
 #define EM_TRICORE	44		/* Siemens Tricore */
 #define EM_ARC		45		/* Argonaut RISC Core */
 #define EM_H8_300	46		/* Hitachi H8/300 */
 #define EM_H8_300H	47		/* Hitachi H8/300H */
 #define EM_H8S		48		/* Hitachi H8S */
 #define EM_H8_500	49		/* Hitachi H8/500 */
 #define EM_IA_64	50		/* Intel Merced */
 #define EM_MIPS_X	51		/* Stanford MIPS-X */
 #define EM_COLDFIRE	52		/* Motorola Coldfire */
 #define EM_68HC12	53		/* Motorola M68HC12 */
 #define EM_MMA		54		/* Fujitsu MMA Multimedia Accelerator*/
 #define EM_PCP		55		/* Siemens PCP */
 #define EM_NCPU		56		/* Sony nCPU embeeded RISC */
 #define EM_NDR1		57		/* Denso NDR1 microprocessor */
 #define EM_STARCORE	58		/* Motorola Start*Core processor */
 #define EM_ME16		59		/* Toyota ME16 processor */
 #define EM_ST100	60		/* STMicroelectronic ST100 processor */
 #define EM_TINYJ	61		/* Advanced Logic Corp. Tinyj emb.fam*/
 #define EM_X86_64	62		/* AMD x86-64 architecture */
 #define EM_PDSP		63		/* Sony DSP Processor */

 #define EM_FX66		66		/* Siemens FX66 microcontroller */
 #define EM_ST9PLUS	67		/* STMicroelectronics ST9+ 8/16 mc */
 #define EM_ST7		68		/* STmicroelectronics ST7 8 bit mc */
 #define EM_68HC16	69		/* Motorola MC68HC16 microcontroller */
 #define EM_68HC11	70		/* Motorola MC68HC11 microcontroller */
 #define EM_68HC08	71		/* Motorola MC68HC08 microcontroller */
 #define EM_68HC05	72		/* Motorola MC68HC05 microcontroller */
 #define EM_SVX		73		/* Silicon Graphics SVx */
 #define EM_AT19		74		/* STMicroelectronics ST19 8 bit mc */
 #define EM_VAX		75		/* Digital VAX */
 #define EM_CRIS		76		/* Axis Communications 32-bit embedded processor */
 #define EM_JAVELIN	77		/* Infineon Technologies 32-bit embedded processor */
 #define EM_FIREPATH	78		/* Element 14 64-bit DSP Processor */
 #define EM_ZSP		79		/* LSI Logic 16-bit DSP Processor */
 #define EM_MMIX		80		/* Donald Knuth's educational 64-bit processor */
 #define EM_HUANY	81		/* Harvard University machine-independent object files */
 #define EM_PRISM	82		/* SiTera Prism */
 #define EM_AVR		83		/* Atmel AVR 8-bit microcontroller */
 #define EM_FR30		84		/* Fujitsu FR30 */
 #define EM_D10V		85		/* Mitsubishi D10V */
 #define EM_D30V		86		/* Mitsubishi D30V */
 #define EM_V850		87		/* NEC v850 */
 #define EM_M32R		88		/* Mitsubishi M32R */
 #define EM_MN10300	89		/* Matsushita MN10300 */
 #define EM_MN10200	90		/* Matsushita MN10200 */
 #define EM_PJ		91		/* picoJava */
 #define EM_OPENRISC	92		/* OpenRISC 32-bit embedded processor */
 #define EM_ARC_A5	93		/* ARC Cores Tangent-A5 */
 #define EM_XTENSA	94		/* Tensilica Xtensa Architecture */
 #define EM_NUM		95

 /* Values for p_type. */
 #define PT_NULL		0	/* Unused entry. */
 #define PT_LOAD		1	/* Loadable segment. */
 #define PT_DYNAMIC	2	/* Dynamic linking information segment. */
 #define PT_INTERP	3	/* Pathname of interpreter. */
 #define PT_NOTE		4	/* Auxiliary information. */
 #define PT_SHLIB	5	/* Reserved (not used). */
 #define PT_PHDR		6	/* Location of program header itself. */

 /* Values for p_flags. */
 #define PF_X		0x1	/* Executable. */
 #define PF_W		0x2	/* Writable. */
 #define PF_R		0x4	/* Readable. */


 #define	ELF_PROGRAM_RETURNS_BIT	0x8000000	/* e_flags bit 31 */

 #define EI_MAG0		0
 #define ELFMAG0		0x7f

 #define EI_MAG1		1
 #define ELFMAG1		'E'

 #define EI_MAG2		2
 #define ELFMAG2		'L'

 #define EI_MAG3		3
 #define ELFMAG3		'F'

 #define ELFMAG		"\177ELF"
 #define	SELFMAG		4

 #define EI_CLASS	4	/* File class byte index */
 #define ELFCLASSNONE	0	/* Invalid class */
 #define ELFCLASS32	1	/* 32-bit objects */
 #define ELFCLASS64	2	/* 64-bit objects */

 #define EI_DATA		5	/* Data encodeing byte index */
 #define ELFDATANONE	0	/* Invalid data encoding */
 #define ELFDATA2LSB	1	/* 2's complement little endian */
 #define ELFDATA2MSB	2	/* 2's complement big endian */

 #define EI_VERSION	6	/* File version byte index */
 				/* Value must be EV_CURRENT */

 #define EV_NONE		0	/* Invalid ELF Version */
 #define EV_CURRENT	1	/* Current version */

 #define ELF32_PHDR_SIZE (8*4)	/* Size of an elf program header */

 #ifndef ASSEMBLY

 #include <stdint.h>

 /*
  * ELF definitions common to all 32-bit architectures.
  */

 typedef uint32_t	Elf32_Addr;
 typedef uint16_t	Elf32_Half;
 typedef uint32_t	Elf32_Off;
 typedef int32_t		Elf32_Sword;
 typedef uint32_t	Elf32_Word;
 typedef uint32_t	Elf32_Size;

 typedef uint64_t	Elf64_Addr;
 typedef uint16_t	Elf64_Half;
 typedef uint64_t	Elf64_Off;
 typedef int32_t		Elf64_Sword;
 typedef uint32_t	Elf64_Word;
 typedef uint64_t	Elf64_Size;

 /*
  * ELF header.
  */
 typedef struct {
 	unsigned char	e_ident[EI_NIDENT];	/* File identification. */
 	Elf32_Half	e_type;		/* File type. */
 	Elf32_Half	e_machine;	/* Machine architecture. */
 	Elf32_Word	e_version;	/* ELF format version. */
 	Elf32_Addr	e_entry;	/* Entry point. */
 	Elf32_Off	e_phoff;	/* Program header file offset. */
 	Elf32_Off	e_shoff;	/* Section header file offset. */
 	Elf32_Word	e_flags;	/* Architecture-specific flags. */
 	Elf32_Half	e_ehsize;	/* Size of ELF header in bytes. */
 	Elf32_Half	e_phentsize;	/* Size of program header entry. */
 	Elf32_Half	e_phnum;	/* Number of program header entries. */
 	Elf32_Half	e_shentsize;	/* Size of section header entry. */
 	Elf32_Half	e_shnum;	/* Number of section header entries. */
 	Elf32_Half	e_shstrndx;	/* Section name strings section. */
 } Elf32_Ehdr;

 typedef struct {
 	unsigned char	e_ident[EI_NIDENT];	/* File identification. */
 	Elf64_Half	e_type;		/* File type. */
 	Elf64_Half	e_machine;	/* Machine architecture. */
 	Elf64_Word	e_version;	/* ELF format version. */
 	Elf64_Addr	e_entry;	/* Entry point. */
 	Elf64_Off	e_phoff;	/* Program header file offset. */
 	Elf64_Off	e_shoff;	/* Section header file offset. */
 	Elf64_Word	e_flags;	/* Architecture-specific flags. */
 	Elf64_Half	e_ehsize;	/* Size of ELF header in bytes. */
 	Elf64_Half	e_phentsize;	/* Size of program header entry. */
 	Elf64_Half	e_phnum;	/* Number of program header entries. */
 	Elf64_Half	e_shentsize;	/* Size of section header entry. */
 	Elf64_Half	e_shnum;	/* Number of section header entries. */
 	Elf64_Half	e_shstrndx;	/* Section name strings section. */
 } Elf64_Ehdr;

 /*
  * Program header.
  */
 typedef struct {
 	Elf32_Word	p_type;		/* Entry type. */
 	Elf32_Off	p_offset;	/* File offset of contents. */
 	Elf32_Addr	p_vaddr;	/* Virtual address (not used). */
 	Elf32_Addr	p_paddr;	/* Physical address. */
 	Elf32_Size	p_filesz;	/* Size of contents in file. */
 	Elf32_Size	p_memsz;	/* Size of contents in memory. */
 	Elf32_Word	p_flags;	/* Access permission flags. */
 	Elf32_Size	p_align;	/* Alignment in memory and file. */
 } Elf32_Phdr;

 typedef struct {
 	Elf64_Word	p_type;		/* Entry type. */
 	Elf64_Word	p_flags;	/* Access permission flags. */
 	Elf64_Off	p_offset;	/* File offset of contents. */
 	Elf64_Addr	p_vaddr;	/* Virtual address (not used). */
 	Elf64_Addr	p_paddr;	/* Physical address. */
 	Elf64_Size	p_filesz;	/* Size of contents in file. */
 	Elf64_Size	p_memsz;	/* Size of contents in memory. */
 	Elf64_Size	p_align;	/* Alignment in memory and file. */
 } Elf64_Phdr;

 /* Standardized Elf image notes for booting... The name for all of these is ELFBoot */

 #endif /* ASSEMBLY */

 #endif /* ELF_H */
	#ifndef ELF_H
	#define ELF_H

	FILE_LICENCE ( GPL2_OR_LATER );

	#define EI_NIDENT 16 /* Size of e_ident array. */

	/* Values for e_type. */
	#define ET_NONE 0 /* No file type */
	#define ET_REL 1 /* Relocatable file */
	#define ET_EXEC 2 /* Executable file */
	#define ET_DYN 3 /* Shared object file */
	#define ET_CORE 4 /* Core file */

	/* Values for e_machine (architecute). */
	#define EM_NONE 0 /* No machine */
	#define EM_M32 1 /* AT&T WE 32100 */
	#define EM_SPARC 2 /* SUN SPARC */
	#define EM_386 3 /* Intel 80386+ */
	#define EM_68K 4 /* Motorola m68k family */
	#define EM_88K 5 /* Motorola m88k family */
	#define EM_486 6 /* Perhaps disused */
	#define EM_860 7 /* Intel 80860 */
	#define EM_MIPS 8 /* MIPS R3000 big-endian */
	#define EM_S370 9 /* IBM System/370 */
	#define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian */

	#define EM_PARISC 15 /* HPPA */
	#define EM_VPP500 17 /* Fujitsu VPP500 */
	#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
	#define EM_960 19 /* Intel 80960 */
	#define EM_PPC 20 /* PowerPC */
	#define EM_PPC64 21 /* PowerPC 64-bit */
	#define EM_S390 22 /* IBM S390 */

	#define EM_V800 36 /* NEC V800 series */
	#define EM_FR20 37 /* Fujitsu FR20 */
	#define EM_RH32 38 /* TRW RH-32 */
	#define EM_RCE 39 /* Motorola RCE */
	#define EM_ARM 40 /* ARM */
	#define EM_FAKE_ALPHA 41 /* Digital Alpha */
	#define EM_SH 42 /* Hitachi SH */
	#define EM_SPARCV9 43 /* SPARC v9 64-bit */
	#define EM_TRICORE 44 /* Siemens Tricore */
	#define EM_ARC 45 /* Argonaut RISC Core */
	#define EM_H8_300 46 /* Hitachi H8/300 */
	#define EM_H8_300H 47 /* Hitachi H8/300H */
	#define EM_H8S 48 /* Hitachi H8S */
	#define EM_H8_500 49 /* Hitachi H8/500 */
	#define EM_IA_64 50 /* Intel Merced */
	#define EM_MIPS_X 51 /* Stanford MIPS-X */
	#define EM_COLDFIRE 52 /* Motorola Coldfire */
	#define EM_68HC12 53 /* Motorola M68HC12 */
	#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/
	#define EM_PCP 55 /* Siemens PCP */
	#define EM_NCPU 56 /* Sony nCPU embeeded RISC */
	#define EM_NDR1 57 /* Denso NDR1 microprocessor */
	#define EM_STARCORE 58 /* Motorola StartCore processor /
	#define EM_ME16 59 /* Toyota ME16 processor */
	#define EM_ST100 60 /* STMicroelectronic ST100 processor */
	#define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/
	#define EM_X86_64 62 /* AMD x86-64 architecture */
	#define EM_PDSP 63 /* Sony DSP Processor */

	#define EM_FX66 66 /* Siemens FX66 microcontroller */
	#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */
	#define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */
	#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */
	#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */
	#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */
	#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */
	#define EM_SVX 73 /* Silicon Graphics SVx */
	#define EM_AT19 74 /* STMicroelectronics ST19 8 bit mc */
	#define EM_VAX 75 /* Digital VAX */
	#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */
	#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded processor */
	#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor */
	#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor */
	#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */
	#define EM_HUANY 81 /* Harvard University machine-independent object files */
	#define EM_PRISM 82 /* SiTera Prism */
	#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */
	#define EM_FR30 84 /* Fujitsu FR30 */
	#define EM_D10V 85 /* Mitsubishi D10V */
	#define EM_D30V 86 /* Mitsubishi D30V */
	#define EM_V850 87 /* NEC v850 */
	#define EM_M32R 88 /* Mitsubishi M32R */
	#define EM_MN10300 89 /* Matsushita MN10300 */
	#define EM_MN10200 90 /* Matsushita MN10200 */
	#define EM_PJ 91 /* picoJava */
	#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */
	#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */
	#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
	#define EM_NUM 95

	/* Values for p_type. */
	#define PT_NULL 0 /* Unused entry. */
	#define PT_LOAD 1 /* Loadable segment. */
	#define PT_DYNAMIC 2 /* Dynamic linking information segment. */
	#define PT_INTERP 3 /* Pathname of interpreter. */
	#define PT_NOTE 4 /* Auxiliary information. */
	#define PT_SHLIB 5 /* Reserved (not used). */
	#define PT_PHDR 6 /* Location of program header itself. */

	/* Values for p_flags. */
	#define PF_X 0x1 /* Executable. */
	#define PF_W 0x2 /* Writable. */
	#define PF_R 0x4 /* Readable. */


	#define ELF_PROGRAM_RETURNS_BIT 0x8000000 /* e_flags bit 31 */

	#define EI_MAG0 0
	#define ELFMAG0 0x7f

	#define EI_MAG1 1
	#define ELFMAG1 'E'

	#define EI_MAG2 2
	#define ELFMAG2 'L'

	#define EI_MAG3 3
	#define ELFMAG3 'F'

	#define ELFMAG "\177ELF"
	#define SELFMAG 4

	#define EI_CLASS 4 /* File class byte index */
	#define ELFCLASSNONE 0 /* Invalid class */
	#define ELFCLASS32 1 /* 32-bit objects */
	#define ELFCLASS64 2 /* 64-bit objects */

	#define EI_DATA 5 /* Data encodeing byte index */
	#define ELFDATANONE 0 /* Invalid data encoding */
	#define ELFDATA2LSB 1 /* 2's complement little endian */
	#define ELFDATA2MSB 2 /* 2's complement big endian */

	#define EI_VERSION 6 /* File version byte index */
	/* Value must be EV_CURRENT */

	#define EV_NONE 0 /* Invalid ELF Version */
	#define EV_CURRENT 1 /* Current version */

	#define ELF32_PHDR_SIZE (84) / Size of an elf program header */

	#ifndef ASSEMBLY

	#include <stdint.h>

	/*
	* ELF definitions common to all 32-bit architectures.
	*/

	typedef uint32_t Elf32_Addr;
	typedef uint16_t Elf32_Half;
	typedef uint32_t Elf32_Off;
	typedef int32_t Elf32_Sword;
	typedef uint32_t Elf32_Word;
	typedef uint32_t Elf32_Size;

	typedef uint64_t Elf64_Addr;
	typedef uint16_t Elf64_Half;
	typedef uint64_t Elf64_Off;
	typedef int32_t Elf64_Sword;
	typedef uint32_t Elf64_Word;
	typedef uint64_t Elf64_Size;

	/*
	* ELF header.
	*/
	typedef struct {
	unsigned char e_ident[EI_NIDENT]; /* File identification. */
	Elf32_Half e_type; /* File type. */
	Elf32_Half e_machine; /* Machine architecture. */
	Elf32_Word e_version; /* ELF format version. */
	Elf32_Addr e_entry; /* Entry point. */
	Elf32_Off e_phoff; /* Program header file offset. */
	Elf32_Off e_shoff; /* Section header file offset. */
	Elf32_Word e_flags; /* Architecture-specific flags. */
	Elf32_Half e_ehsize; /* Size of ELF header in bytes. */
	Elf32_Half e_phentsize; /* Size of program header entry. */
	Elf32_Half e_phnum; /* Number of program header entries. */
	Elf32_Half e_shentsize; /* Size of section header entry. */
	Elf32_Half e_shnum; /* Number of section header entries. */
	Elf32_Half e_shstrndx; /* Section name strings section. */
	} Elf32_Ehdr;

	typedef struct {
	unsigned char e_ident[EI_NIDENT]; /* File identification. */
	Elf64_Half e_type; /* File type. */
	Elf64_Half e_machine; /* Machine architecture. */
	Elf64_Word e_version; /* ELF format version. */
	Elf64_Addr e_entry; /* Entry point. */
	Elf64_Off e_phoff; /* Program header file offset. */
	Elf64_Off e_shoff; /* Section header file offset. */
	Elf64_Word e_flags; /* Architecture-specific flags. */
	Elf64_Half e_ehsize; /* Size of ELF header in bytes. */
	Elf64_Half e_phentsize; /* Size of program header entry. */
	Elf64_Half e_phnum; /* Number of program header entries. */
	Elf64_Half e_shentsize; /* Size of section header entry. */
	Elf64_Half e_shnum; /* Number of section header entries. */
	Elf64_Half e_shstrndx; /* Section name strings section. */
	} Elf64_Ehdr;

	/*
	* Program header.
	*/
	typedef struct {
	Elf32_Word p_type; /* Entry type. */
	Elf32_Off p_offset; /* File offset of contents. */
	Elf32_Addr p_vaddr; /* Virtual address (not used). */
	Elf32_Addr p_paddr; /* Physical address. */
	Elf32_Size p_filesz; /* Size of contents in file. */
	Elf32_Size p_memsz; /* Size of contents in memory. */
	Elf32_Word p_flags; /* Access permission flags. */
	Elf32_Size p_align; /* Alignment in memory and file. */
	} Elf32_Phdr;

	typedef struct {
	Elf64_Word p_type; /* Entry type. */
	Elf64_Word p_flags; /* Access permission flags. */
	Elf64_Off p_offset; /* File offset of contents. */
	Elf64_Addr p_vaddr; /* Virtual address (not used). */
	Elf64_Addr p_paddr; /* Physical address. */
	Elf64_Size p_filesz; /* Size of contents in file. */
	Elf64_Size p_memsz; /* Size of contents in memory. */
	Elf64_Size p_align; /* Alignment in memory and file. */
	} Elf64_Phdr;

	/* Standardized Elf image notes for booting... The name for all of these is ELFBoot */

	#endif /* ASSEMBLY */

	#endif /* ELF_H */