/* * 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); #define ELF_PLATFORM_FALLBACK "i586" #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_FALLBACK "x86_64" #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) extern char *elf_aux_platform; #define ELF_PLATFORM (elf_aux_platform ?: ELF_PLATFORM_FALLBACK) #define SET_PERSONALITY(ex) do {} while(0) #endif
