/*
* Copyright ( C ) 2000 - 2007 Jeff Dike ( jdike @ { addtoit , linux . intel } . com )
* Licensed under the GPL
*/
#ifndef __UM_ELF_X86_H
#define __UM_ELF_X86_H
#include <asm /user.h>
#include <skas.h>
#define CORE_DUMP_USE_REGSET
#ifdef CONFIG_X86_32
#define R_386_NONE 0
#define R_386_32 1
#define R_386_PC32 2
#define R_386_GOT32 3
#define R_386_PLT32 4
#define R_386_COPY 5
#define R_386_GLOB_DAT 6
#define R_386_JMP_SLOT 7
#define R_386_RELATIVE 8
#define R_386_GOTOFF 9
#define R_386_GOTPC 10
#define R_386_NUM 11
/*
* This is used to ensure we don ' t load something for the wrong architecture .
*/
#define elf_check_arch(x) \
(((x)->e_machine == EM_386) || ((x)->e_machine == EM_486))
#define ELF_CLASS ELFCLASS32
#define ELF_DATA ELFDATA2LSB
#define ELF_ARCH EM_386
#define ELF_PLAT_INIT(regs, load_addr) do { \
PT_REGS_BX(regs) = 0 ; \
PT_REGS_CX(regs) = 0 ; \
PT_REGS_DX(regs) = 0 ; \
PT_REGS_SI(regs) = 0 ; \
PT_REGS_DI(regs) = 0 ; \
PT_REGS_BP(regs) = 0 ; \
PT_REGS_AX(regs) = 0 ; \
} while (0 )
/* Shamelessly stolen from include/asm-i386/elf.h */
#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \
pr_reg[0 ] = PT_REGS_BX(regs); \
pr_reg[1 ] = PT_REGS_CX(regs); \
pr_reg[2 ] = PT_REGS_DX(regs); \
pr_reg[3 ] = PT_REGS_SI(regs); \
pr_reg[4 ] = PT_REGS_DI(regs); \
pr_reg[5 ] = PT_REGS_BP(regs); \
pr_reg[6 ] = PT_REGS_AX(regs); \
pr_reg[7 ] = PT_REGS_DS(regs); \
pr_reg[8 ] = PT_REGS_ES(regs); \
/* fake once used fs and gs selectors? */ \
pr_reg[9 ] = PT_REGS_DS(regs); \
pr_reg[10 ] = PT_REGS_DS(regs); \
pr_reg[11 ] = PT_REGS_SYSCALL_NR(regs); \
pr_reg[12 ] = PT_REGS_IP(regs); \
pr_reg[13 ] = PT_REGS_CS(regs); \
pr_reg[14 ] = PT_REGS_EFLAGS(regs); \
pr_reg[15 ] = PT_REGS_SP(regs); \
pr_reg[16 ] = PT_REGS_SS(regs); \
} while (0 );
extern char * elf_aux_platform;
#define ELF_PLATFORM (elf_aux_platform)
extern unsigned long vsyscall_ehdr;
extern unsigned long vsyscall_end;
extern unsigned long __kernel_vsyscall;
/*
* This is the range that is readable by user mode , and things
* acting like user mode such as get_user_pages .
*/
#define FIXADDR_USER_START vsyscall_ehdr
#define FIXADDR_USER_END vsyscall_end
/*
* Architecture - neutral AT_ values in 0 - 17 , leave some room
* for more of them , start the x86 - specific ones at 32 .
*/
#define AT_SYSINFO 32
#define AT_SYSINFO_EHDR 33
#define ARCH_DLINFO \
do { \
if ( vsyscall_ehdr ) { \
NEW_AUX_ENT(AT_SYSINFO, __kernel_vsyscall); \
NEW_AUX_ENT(AT_SYSINFO_EHDR, vsyscall_ehdr); \
} \
} while (0 )
#else
/* x86-64 relocation types, taken from asm-x86_64/elf.h */
#define R_X86_64_NONE 0 /* No reloc */
#define R_X86_64_64 1 /* Direct 64 bit */
#define R_X86_64_PC32 2 /* PC relative 32 bit signed */
#define R_X86_64_GOT32 3 /* 32 bit GOT entry */
#define R_X86_64_PLT32 4 /* 32 bit PLT address */
#define R_X86_64_COPY 5 /* Copy symbol at runtime */
#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */
#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */
#define R_X86_64_RELATIVE 8 /* Adjust by program base */
#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative
offset to GOT */
#define R_X86_64_32 10 /* Direct 32 bit zero extended */
#define R_X86_64_32S 11 /* Direct 32 bit sign extended */
#define R_X86_64_16 12 /* Direct 16 bit zero extended */
#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */
#define R_X86_64_8 14 /* Direct 8 bit sign extended */
#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */
#define R_X86_64_PC64 24 /* Place relative 64-bit signed */
/*
* This is used to ensure we don ' t load something for the wrong architecture .
*/
#define elf_check_arch(x) \
((x)->e_machine == EM_X86_64)
#define ELF_CLASS ELFCLASS64
#define ELF_DATA ELFDATA2LSB
#define ELF_ARCH EM_X86_64
#define ELF_PLAT_INIT(regs, load_addr) do { \
PT_REGS_BX(regs) = 0 ; \
PT_REGS_CX(regs) = 0 ; \
PT_REGS_DX(regs) = 0 ; \
PT_REGS_SI(regs) = 0 ; \
PT_REGS_DI(regs) = 0 ; \
PT_REGS_BP(regs) = 0 ; \
PT_REGS_AX(regs) = 0 ; \
PT_REGS_R8(regs) = 0 ; \
PT_REGS_R9(regs) = 0 ; \
PT_REGS_R10(regs) = 0 ; \
PT_REGS_R11(regs) = 0 ; \
PT_REGS_R12(regs) = 0 ; \
PT_REGS_R13(regs) = 0 ; \
PT_REGS_R14(regs) = 0 ; \
PT_REGS_R15(regs) = 0 ; \
} while (0 )
#define ELF_CORE_COPY_REGS(pr_reg, _regs) \
(pr_reg)[0 ] = (_regs)->regs.gp[0 ]; \
(pr_reg)[1 ] = (_regs)->regs.gp[1 ]; \
(pr_reg)[2 ] = (_regs)->regs.gp[2 ]; \
(pr_reg)[3 ] = (_regs)->regs.gp[3 ]; \
(pr_reg)[4 ] = (_regs)->regs.gp[4 ]; \
(pr_reg)[5 ] = (_regs)->regs.gp[5 ]; \
(pr_reg)[6 ] = (_regs)->regs.gp[6 ]; \
(pr_reg)[7 ] = (_regs)->regs.gp[7 ]; \
(pr_reg)[8 ] = (_regs)->regs.gp[8 ]; \
(pr_reg)[9 ] = (_regs)->regs.gp[9 ]; \
(pr_reg)[10 ] = (_regs)->regs.gp[10 ]; \
(pr_reg)[11 ] = (_regs)->regs.gp[11 ]; \
(pr_reg)[12 ] = (_regs)->regs.gp[12 ]; \
(pr_reg)[13 ] = (_regs)->regs.gp[13 ]; \
(pr_reg)[14 ] = (_regs)->regs.gp[14 ]; \
(pr_reg)[15 ] = (_regs)->regs.gp[15 ]; \
(pr_reg)[16 ] = (_regs)->regs.gp[16 ]; \
(pr_reg)[17 ] = (_regs)->regs.gp[17 ]; \
(pr_reg)[18 ] = (_regs)->regs.gp[18 ]; \
(pr_reg)[19 ] = (_regs)->regs.gp[19 ]; \
(pr_reg)[20 ] = (_regs)->regs.gp[20 ]; \
(pr_reg)[21 ] = (_regs)->regs.gp[21 ]; \
(pr_reg)[22 ] = (_regs)->regs.gp[22 ]; \
(pr_reg)[23 ] = 0 ; \
(pr_reg)[24 ] = 0 ; \
(pr_reg)[25 ] = 0 ; \
(pr_reg)[26 ] = 0 ;
#define ELF_PLATFORM "x86_64"
/* No user-accessible fixmap addresses, i.e. vsyscall */
#define FIXADDR_USER_START 0
#define FIXADDR_USER_END 0
#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
struct linux_binprm;
extern int arch_setup_additional_pages(struct linux_binprm *bprm,
int uses_interp);
extern unsigned long um_vdso_addr;
#define AT_SYSINFO_EHDR 33
#define ARCH_DLINFO NEW_AUX_ENT(AT_SYSINFO_EHDR, um_vdso_addr)
#endif
typedef unsigned long elf_greg_t;
#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof (elf_greg_t))
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
typedef struct user_i387_struct elf_fpregset_t;
struct task_struct;
#define ELF_EXEC_PAGESIZE 4096
#define ELF_ET_DYN_BASE (TASK_SIZE / 3 * 2 )
extern long elf_aux_hwcap;
#define ELF_HWCAP (elf_aux_hwcap)
#define SET_PERSONALITY(ex) do {} while (0 )
#endif
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(vorverarbeitet am 2026-09-29)
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