980abe215b
The earlier crash dump fix on x86_64 depended on patches in -mm which are intended for post-2.6.23. Without those, it broke the build when it went into 2.6.23-rc5. This changes the field references in ELF_CORE_COPY_REGS back to those still used in mainline. Signed-off-by: Jeff Dike <jdike@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
135 lines
4.1 KiB
C
135 lines
4.1 KiB
C
/*
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* Copyright 2003 PathScale, Inc.
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*
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* Licensed under the GPL
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*/
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#ifndef __UM_ELF_X86_64_H
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#define __UM_ELF_X86_64_H
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#include <linux/sched.h>
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#include <asm/user.h>
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#include "skas.h"
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/* x86-64 relocation types, taken from asm-x86_64/elf.h */
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#define R_X86_64_NONE 0 /* No reloc */
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#define R_X86_64_64 1 /* Direct 64 bit */
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#define R_X86_64_PC32 2 /* PC relative 32 bit signed */
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#define R_X86_64_GOT32 3 /* 32 bit GOT entry */
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#define R_X86_64_PLT32 4 /* 32 bit PLT address */
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#define R_X86_64_COPY 5 /* Copy symbol at runtime */
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#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */
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#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */
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#define R_X86_64_RELATIVE 8 /* Adjust by program base */
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#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative
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offset to GOT */
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#define R_X86_64_32 10 /* Direct 32 bit zero extended */
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#define R_X86_64_32S 11 /* Direct 32 bit sign extended */
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#define R_X86_64_16 12 /* Direct 16 bit zero extended */
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#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */
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#define R_X86_64_8 14 /* Direct 8 bit sign extended */
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#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */
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#define R_X86_64_NUM 16
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typedef unsigned long elf_greg_t;
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#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef struct { } elf_fpregset_t;
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch(x) \
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((x)->e_machine == EM_X86_64)
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#define ELF_CLASS ELFCLASS64
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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_X86_64
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#define ELF_PLAT_INIT(regs, load_addr) do { \
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PT_REGS_RBX(regs) = 0; \
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PT_REGS_RCX(regs) = 0; \
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PT_REGS_RDX(regs) = 0; \
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PT_REGS_RSI(regs) = 0; \
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PT_REGS_RDI(regs) = 0; \
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PT_REGS_RBP(regs) = 0; \
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PT_REGS_RAX(regs) = 0; \
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PT_REGS_R8(regs) = 0; \
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PT_REGS_R9(regs) = 0; \
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PT_REGS_R10(regs) = 0; \
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PT_REGS_R11(regs) = 0; \
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PT_REGS_R12(regs) = 0; \
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PT_REGS_R13(regs) = 0; \
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PT_REGS_R14(regs) = 0; \
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PT_REGS_R15(regs) = 0; \
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} while (0)
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#define ELF_CORE_COPY_REGS(pr_reg, regs) \
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(pr_reg)[0] = (regs)->regs.skas.regs[0]; \
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(pr_reg)[1] = (regs)->regs.skas.regs[1]; \
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(pr_reg)[2] = (regs)->regs.skas.regs[2]; \
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(pr_reg)[3] = (regs)->regs.skas.regs[3]; \
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(pr_reg)[4] = (regs)->regs.skas.regs[4]; \
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(pr_reg)[5] = (regs)->regs.skas.regs[5]; \
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(pr_reg)[6] = (regs)->regs.skas.regs[6]; \
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(pr_reg)[7] = (regs)->regs.skas.regs[7]; \
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(pr_reg)[8] = (regs)->regs.skas.regs[8]; \
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(pr_reg)[9] = (regs)->regs.skas.regs[9]; \
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(pr_reg)[10] = (regs)->regs.skas.regs[10]; \
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(pr_reg)[11] = (regs)->regs.skas.regs[11]; \
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(pr_reg)[12] = (regs)->regs.skas.regs[12]; \
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(pr_reg)[13] = (regs)->regs.skas.regs[13]; \
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(pr_reg)[14] = (regs)->regs.skas.regs[14]; \
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(pr_reg)[15] = (regs)->regs.skas.regs[15]; \
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(pr_reg)[16] = (regs)->regs.skas.regs[16]; \
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(pr_reg)[17] = (regs)->regs.skas.regs[17]; \
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(pr_reg)[18] = (regs)->regs.skas.regs[18]; \
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(pr_reg)[19] = (regs)->regs.skas.regs[19]; \
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(pr_reg)[20] = (regs)->regs.skas.regs[20]; \
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(pr_reg)[21] = current->thread.arch.fs; \
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(pr_reg)[22] = 0; \
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(pr_reg)[23] = 0; \
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(pr_reg)[24] = 0; \
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(pr_reg)[25] = 0; \
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(pr_reg)[26] = 0;
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static inline int elf_core_copy_fpregs(struct task_struct *t,
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elf_fpregset_t *fpu)
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{
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int cpu = current_thread->cpu;
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return save_fp_registers(userspace_pid[cpu], (unsigned long *) fpu);
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}
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#define ELF_CORE_COPY_FPREGS(t, fpu) elf_core_copy_fpregs(t, fpu)
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#ifdef TIF_IA32 /* XXX */
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#error XXX, indeed
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clear_thread_flag(TIF_IA32);
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#endif
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#define USE_ELF_CORE_DUMP
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#define ELF_EXEC_PAGESIZE 4096
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#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
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extern long elf_aux_hwcap;
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#define ELF_HWCAP (elf_aux_hwcap)
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#define ELF_PLATFORM "x86_64"
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#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
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#endif
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/*
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* Overrides for Emacs so that we follow Linus's tabbing style.
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* Emacs will notice this stuff at the end of the file and automatically
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* adjust the settings for this buffer only. This must remain at the end
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* of the file.
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* ---------------------------------------------------------------------------
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* Local variables:
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* c-file-style: "linux"
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* End:
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*/
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