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[/] [or1k_soc_on_altera_embedded_dev_kit/] [trunk/] [linux-2.6/] [linux-2.6.24/] [arch/] [powerpc/] [boot/] [elf.h] - Blame information for rev 3

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1 3 xianfeng 
#ifndef _PPC_BOOT_ELF_H_
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#define _PPC_BOOT_ELF_H_
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/* 32-bit ELF base types. */
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typedef unsigned int Elf32_Addr;
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typedef unsigned short Elf32_Half;
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typedef unsigned int Elf32_Off;
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typedef signed int Elf32_Sword;
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typedef unsigned int Elf32_Word;
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/* 64-bit ELF base types. */
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typedef unsigned long long Elf64_Addr;
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typedef unsigned short Elf64_Half;
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typedef signed short Elf64_SHalf;
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typedef unsigned long long Elf64_Off;
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typedef signed int Elf64_Sword;
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typedef unsigned int Elf64_Word;
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typedef unsigned long long Elf64_Xword;
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typedef signed long long Elf64_Sxword;
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/* These constants are for the segment types stored in the image headers */
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#define PT_NULL    0
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#define PT_LOAD    1
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#define PT_DYNAMIC 2
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#define PT_INTERP  3
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#define PT_NOTE    4
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#define PT_SHLIB   5
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#define PT_PHDR    6
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#define PT_TLS     7            /* Thread local storage segment */
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#define PT_LOOS    0x60000000   /* OS-specific */
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#define PT_HIOS    0x6fffffff   /* OS-specific */
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#define PT_LOPROC  0x70000000
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#define PT_HIPROC  0x7fffffff
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#define PT_GNU_EH_FRAME         0x6474e550
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#define PT_GNU_STACK    (PT_LOOS + 0x474e551)
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/* These constants define the different elf file types */
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#define ET_NONE   0
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#define ET_REL    1
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#define ET_EXEC   2
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#define ET_DYN    3
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#define ET_CORE   4
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#define ET_LOPROC 0xff00
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#define ET_HIPROC 0xffff
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/* These constants define the various ELF target machines */
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#define EM_NONE  0
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#define EM_PPC         20       /* PowerPC */
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#define EM_PPC64       21       /* PowerPC64 */
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#define EI_NIDENT       16
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typedef struct elf32_hdr {
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        unsigned char e_ident[EI_NIDENT];
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        Elf32_Half e_type;
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        Elf32_Half e_machine;
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        Elf32_Word e_version;
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        Elf32_Addr e_entry;     /* Entry point */
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        Elf32_Off e_phoff;
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        Elf32_Off e_shoff;
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        Elf32_Word e_flags;
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        Elf32_Half e_ehsize;
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        Elf32_Half e_phentsize;
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        Elf32_Half e_phnum;
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        Elf32_Half e_shentsize;
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        Elf32_Half e_shnum;
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        Elf32_Half e_shstrndx;
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} Elf32_Ehdr;
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typedef struct elf64_hdr {
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        unsigned char e_ident[16];      /* ELF "magic number" */
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        Elf64_Half e_type;
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        Elf64_Half e_machine;
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        Elf64_Word e_version;
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        Elf64_Addr e_entry;     /* Entry point virtual address */
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        Elf64_Off e_phoff;      /* Program header table file offset */
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        Elf64_Off e_shoff;      /* Section header table file offset */
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        Elf64_Word e_flags;
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        Elf64_Half e_ehsize;
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        Elf64_Half e_phentsize;
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        Elf64_Half e_phnum;
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        Elf64_Half e_shentsize;
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        Elf64_Half e_shnum;
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        Elf64_Half e_shstrndx;
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} Elf64_Ehdr;
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/* These constants define the permissions on sections in the program
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   header, p_flags. */
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#define PF_R            0x4
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#define PF_W            0x2
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#define PF_X            0x1
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typedef struct elf32_phdr {
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        Elf32_Word p_type;
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        Elf32_Off p_offset;
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        Elf32_Addr p_vaddr;
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        Elf32_Addr p_paddr;
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        Elf32_Word p_filesz;
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        Elf32_Word p_memsz;
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        Elf32_Word p_flags;
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        Elf32_Word p_align;
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} Elf32_Phdr;
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typedef struct elf64_phdr {
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        Elf64_Word p_type;
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        Elf64_Word p_flags;
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        Elf64_Off p_offset;     /* Segment file offset */
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        Elf64_Addr p_vaddr;     /* Segment virtual address */
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        Elf64_Addr p_paddr;     /* Segment physical address */
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        Elf64_Xword p_filesz;   /* Segment size in file */
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        Elf64_Xword p_memsz;    /* Segment size in memory */
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        Elf64_Xword p_align;    /* Segment alignment, file & memory */
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} Elf64_Phdr;
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#define EI_MAG0         0        /* e_ident[] indexes */
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#define EI_MAG1         1
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#define EI_MAG2         2
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#define EI_MAG3         3
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#define EI_CLASS        4
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#define EI_DATA         5
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#define EI_VERSION      6
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#define EI_OSABI        7
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#define EI_PAD          8
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#define ELFMAG0         0x7f    /* EI_MAG */
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#define ELFMAG1         'E'
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#define ELFMAG2         'L'
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#define ELFMAG3         'F'
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#define ELFMAG          "\177ELF"
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#define SELFMAG         4
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#define ELFCLASSNONE    0        /* EI_CLASS */
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#define ELFCLASS32      1
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#define ELFCLASS64      2
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#define ELFCLASSNUM     3
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#define ELFDATANONE     0        /* e_ident[EI_DATA] */
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#define ELFDATA2LSB     1
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#define ELFDATA2MSB     2
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#define EV_NONE         0        /* e_version, EI_VERSION */
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#define EV_CURRENT      1
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#define EV_NUM          2
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#define ELFOSABI_NONE   0
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#define ELFOSABI_LINUX  3
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struct elf_info {
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        unsigned long loadsize;
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        unsigned long memsize;
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        unsigned long elfoffset;
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};
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int parse_elf64(void *hdr, struct elf_info *info);
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int parse_elf32(void *hdr, struct elf_info *info);
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#endif                          /* _PPC_BOOT_ELF_H_ */

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