forked from luck/tmp_suning_uos_patched
[PATCH] uml: s390 preparation, elf.h
This patch make elh.h a symlink to the new arch-specific include files of the form elf-<subarch>.h, as in the same way already is done for some other includes. Also moves Elf-stuff from archparam-<subarch>.h and elf.h to the new elf-<subarch>.h files. Signed-off-by: Bodo Stroesser <bstroesser@fujitsu-siemens.com> Signed-off-by: Jeff Dike <jdike@addtoit.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Bodo Stroesser
Linus Torvalds
parent
51a141104a
commit
dbc35cc73f
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@ -17,7 +17,7 @@ core-y += $(ARCH_DIR)/kernel/ \
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# Have to precede the include because the included Makefiles reference them.
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SYMLINK_HEADERS := archparam.h system.h sigcontext.h processor.h ptrace.h \
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arch-signal.h module.h vm-flags.h
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arch-signal.h module.h vm-flags.h elf.h
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SYMLINK_HEADERS := $(foreach header,$(SYMLINK_HEADERS),include/asm-um/$(header))
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# XXX: The "os" symlink is only used by arch/um/include/os.h, which includes
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@ -6,143 +6,6 @@
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#ifndef __UM_ARCHPARAM_I386_H
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#define __UM_ARCHPARAM_I386_H
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/********* Bits for asm-um/elf.h ************/
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#include <asm/user.h>
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extern char * elf_aux_platform;
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#define ELF_PLATFORM (elf_aux_platform)
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#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
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typedef struct user_i387_struct elf_fpregset_t;
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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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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_386
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#define ELF_PLAT_INIT(regs, load_addr) do { \
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PT_REGS_EBX(regs) = 0; \
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PT_REGS_ECX(regs) = 0; \
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PT_REGS_EDX(regs) = 0; \
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PT_REGS_ESI(regs) = 0; \
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PT_REGS_EDI(regs) = 0; \
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PT_REGS_EBP(regs) = 0; \
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PT_REGS_EAX(regs) = 0; \
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} while(0)
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/* Shamelessly stolen from include/asm-i386/elf.h */
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#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \
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pr_reg[0] = PT_REGS_EBX(regs); \
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pr_reg[1] = PT_REGS_ECX(regs); \
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pr_reg[2] = PT_REGS_EDX(regs); \
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pr_reg[3] = PT_REGS_ESI(regs); \
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pr_reg[4] = PT_REGS_EDI(regs); \
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pr_reg[5] = PT_REGS_EBP(regs); \
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pr_reg[6] = PT_REGS_EAX(regs); \
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pr_reg[7] = PT_REGS_DS(regs); \
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pr_reg[8] = PT_REGS_ES(regs); \
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/* fake once used fs and gs selectors? */ \
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pr_reg[9] = PT_REGS_DS(regs); \
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pr_reg[10] = PT_REGS_DS(regs); \
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pr_reg[11] = PT_REGS_SYSCALL_NR(regs); \
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pr_reg[12] = PT_REGS_IP(regs); \
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pr_reg[13] = PT_REGS_CS(regs); \
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pr_reg[14] = PT_REGS_EFLAGS(regs); \
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pr_reg[15] = PT_REGS_SP(regs); \
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pr_reg[16] = PT_REGS_SS(regs); \
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} while(0);
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extern unsigned long vsyscall_ehdr;
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extern unsigned long vsyscall_end;
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extern unsigned long __kernel_vsyscall;
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#define VSYSCALL_BASE vsyscall_ehdr
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#define VSYSCALL_END vsyscall_end
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/*
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* This is the range that is readable by user mode, and things
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* acting like user mode such as get_user_pages.
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*/
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#define FIXADDR_USER_START VSYSCALL_BASE
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#define FIXADDR_USER_END VSYSCALL_END
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/*
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* Architecture-neutral AT_ values in 0-17, leave some room
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* for more of them, start the x86-specific ones at 32.
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*/
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#define AT_SYSINFO 32
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#define AT_SYSINFO_EHDR 33
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#define ARCH_DLINFO \
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do { \
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if ( vsyscall_ehdr ) { \
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NEW_AUX_ENT(AT_SYSINFO, __kernel_vsyscall); \
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NEW_AUX_ENT(AT_SYSINFO_EHDR, vsyscall_ehdr); \
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} \
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} while (0)
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/*
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* These macros parameterize elf_core_dump in fs/binfmt_elf.c to write out
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* extra segments containing the vsyscall DSO contents. Dumping its
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* contents makes post-mortem fully interpretable later without matching up
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* the same kernel and hardware config to see what PC values meant.
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* Dumping its extra ELF program headers includes all the other information
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* a debugger needs to easily find how the vsyscall DSO was being used.
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*/
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#define ELF_CORE_EXTRA_PHDRS \
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(vsyscall_ehdr ? (((struct elfhdr *)vsyscall_ehdr)->e_phnum) : 0 )
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#define ELF_CORE_WRITE_EXTRA_PHDRS \
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if ( vsyscall_ehdr ) { \
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const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
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const struct elf_phdr *const phdrp = \
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(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
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int i; \
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Elf32_Off ofs = 0; \
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for (i = 0; i < ehdrp->e_phnum; ++i) { \
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struct elf_phdr phdr = phdrp[i]; \
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if (phdr.p_type == PT_LOAD) { \
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ofs = phdr.p_offset = offset; \
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offset += phdr.p_filesz; \
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} \
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else \
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phdr.p_offset += ofs; \
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phdr.p_paddr = 0; /* match other core phdrs */ \
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DUMP_WRITE(&phdr, sizeof(phdr)); \
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} \
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}
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#define ELF_CORE_WRITE_EXTRA_DATA \
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if ( vsyscall_ehdr ) { \
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const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
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const struct elf_phdr *const phdrp = \
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(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
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int i; \
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for (i = 0; i < ehdrp->e_phnum; ++i) { \
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if (phdrp[i].p_type == PT_LOAD) \
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DUMP_WRITE((void *) phdrp[i].p_vaddr, \
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phdrp[i].p_filesz); \
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} \
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}
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#define R_386_NONE 0
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#define R_386_32 1
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#define R_386_PC32 2
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#define R_386_GOT32 3
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#define R_386_PLT32 4
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#define R_386_COPY 5
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#define R_386_GLOB_DAT 6
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#define R_386_JMP_SLOT 7
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#define R_386_RELATIVE 8
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#define R_386_GOTOFF 9
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#define R_386_GOTPC 10
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#define R_386_NUM 11
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/********* Nothing for asm-um/hardirq.h **********/
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/********* Nothing for asm-um/hw_irq.h **********/
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@ -1,26 +1,6 @@
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#ifndef __UM_ARCHPARAM_PPC_H
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#define __UM_ARCHPARAM_PPC_H
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/********* Bits for asm-um/elf.h ************/
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#define ELF_PLATFORM (0)
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#define ELF_ET_DYN_BASE (0x08000000)
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/* the following stolen from asm-ppc/elf.h */
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#define ELF_NGREG 48 /* includes nip, msr, lr, etc. */
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#define ELF_NFPREG 33 /* includes fpscr */
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/* General registers */
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typedef unsigned long elf_greg_t;
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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/* Floating point registers */
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typedef double elf_fpreg_t;
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typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
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#define ELF_DATA ELFDATA2MSB
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#define ELF_ARCH EM_PPC
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/********* Bits for asm-um/hw_irq.h **********/
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struct hw_interrupt_type;
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@ -7,42 +7,6 @@
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#ifndef __UM_ARCHPARAM_X86_64_H
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#define __UM_ARCHPARAM_X86_64_H
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#include <asm/user.h>
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#define ELF_PLATFORM "x86_64"
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#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
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typedef unsigned long elf_greg_t;
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typedef struct { } elf_fpregset_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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#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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#ifdef TIF_IA32 /* XXX */
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clear_thread_flag(TIF_IA32);
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#endif
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/* No user-accessible fixmap addresses, i.e. vsyscall */
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#define FIXADDR_USER_START 0
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169
include/asm-um/elf-i386.h
Normal file
169
include/asm-um/elf-i386.h
Normal file
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@ -0,0 +1,169 @@
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/*
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* Copyright (C) 2000 - 2003 Jeff Dike (jdike@addtoit.com)
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* Licensed under the GPL
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*/
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#ifndef __UM_ELF_I386_H
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#define __UM_ELF_I386_H
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#include "user.h"
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#define R_386_NONE 0
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#define R_386_32 1
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#define R_386_PC32 2
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#define R_386_GOT32 3
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#define R_386_PLT32 4
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#define R_386_COPY 5
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#define R_386_GLOB_DAT 6
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#define R_386_JMP_SLOT 7
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#define R_386_RELATIVE 8
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#define R_386_GOTOFF 9
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#define R_386_GOTPC 10
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#define R_386_NUM 11
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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 user_i387_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_386) || ((x)->e_machine == EM_486))
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#define ELF_CLASS ELFCLASS32
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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_386
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#define ELF_PLAT_INIT(regs, load_addr) do { \
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PT_REGS_EBX(regs) = 0; \
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PT_REGS_ECX(regs) = 0; \
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PT_REGS_EDX(regs) = 0; \
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PT_REGS_ESI(regs) = 0; \
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PT_REGS_EDI(regs) = 0; \
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PT_REGS_EBP(regs) = 0; \
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PT_REGS_EAX(regs) = 0; \
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} while(0)
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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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/* Shamelessly stolen from include/asm-i386/elf.h */
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#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \
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pr_reg[0] = PT_REGS_EBX(regs); \
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pr_reg[1] = PT_REGS_ECX(regs); \
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pr_reg[2] = PT_REGS_EDX(regs); \
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pr_reg[3] = PT_REGS_ESI(regs); \
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pr_reg[4] = PT_REGS_EDI(regs); \
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pr_reg[5] = PT_REGS_EBP(regs); \
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pr_reg[6] = PT_REGS_EAX(regs); \
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pr_reg[7] = PT_REGS_DS(regs); \
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pr_reg[8] = PT_REGS_ES(regs); \
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/* fake once used fs and gs selectors? */ \
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pr_reg[9] = PT_REGS_DS(regs); \
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pr_reg[10] = PT_REGS_DS(regs); \
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pr_reg[11] = PT_REGS_SYSCALL_NR(regs); \
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pr_reg[12] = PT_REGS_IP(regs); \
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pr_reg[13] = PT_REGS_CS(regs); \
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pr_reg[14] = PT_REGS_EFLAGS(regs); \
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pr_reg[15] = PT_REGS_SP(regs); \
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pr_reg[16] = PT_REGS_SS(regs); \
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} while(0);
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extern long elf_aux_hwcap;
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#define ELF_HWCAP (elf_aux_hwcap)
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extern char * elf_aux_platform;
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#define ELF_PLATFORM (elf_aux_platform)
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#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
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extern unsigned long vsyscall_ehdr;
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extern unsigned long vsyscall_end;
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extern unsigned long __kernel_vsyscall;
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#define VSYSCALL_BASE vsyscall_ehdr
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#define VSYSCALL_END vsyscall_end
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/*
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* This is the range that is readable by user mode, and things
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* acting like user mode such as get_user_pages.
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*/
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#define FIXADDR_USER_START VSYSCALL_BASE
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#define FIXADDR_USER_END VSYSCALL_END
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/*
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* Architecture-neutral AT_ values in 0-17, leave some room
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* for more of them, start the x86-specific ones at 32.
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*/
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#define AT_SYSINFO 32
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#define AT_SYSINFO_EHDR 33
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#define ARCH_DLINFO \
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do { \
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if ( vsyscall_ehdr ) { \
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NEW_AUX_ENT(AT_SYSINFO, __kernel_vsyscall); \
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NEW_AUX_ENT(AT_SYSINFO_EHDR, vsyscall_ehdr); \
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} \
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} while (0)
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/*
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* These macros parameterize elf_core_dump in fs/binfmt_elf.c to write out
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* extra segments containing the vsyscall DSO contents. Dumping its
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* contents makes post-mortem fully interpretable later without matching up
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* the same kernel and hardware config to see what PC values meant.
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* Dumping its extra ELF program headers includes all the other information
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* a debugger needs to easily find how the vsyscall DSO was being used.
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*/
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#define ELF_CORE_EXTRA_PHDRS \
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(vsyscall_ehdr ? (((struct elfhdr *)vsyscall_ehdr)->e_phnum) : 0 )
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#define ELF_CORE_WRITE_EXTRA_PHDRS \
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if ( vsyscall_ehdr ) { \
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const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
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const struct elf_phdr *const phdrp = \
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(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
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int i; \
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Elf32_Off ofs = 0; \
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for (i = 0; i < ehdrp->e_phnum; ++i) { \
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struct elf_phdr phdr = phdrp[i]; \
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if (phdr.p_type == PT_LOAD) { \
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ofs = phdr.p_offset = offset; \
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offset += phdr.p_filesz; \
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} \
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else \
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phdr.p_offset += ofs; \
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phdr.p_paddr = 0; /* match other core phdrs */ \
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DUMP_WRITE(&phdr, sizeof(phdr)); \
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} \
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}
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#define ELF_CORE_WRITE_EXTRA_DATA \
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if ( vsyscall_ehdr ) { \
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const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
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const struct elf_phdr *const phdrp = \
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(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
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int i; \
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for (i = 0; i < ehdrp->e_phnum; ++i) { \
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if (phdrp[i].p_type == PT_LOAD) \
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DUMP_WRITE((void *) phdrp[i].p_vaddr, \
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phdrp[i].p_filesz); \
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} \
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}
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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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54
include/asm-um/elf-ppc.h
Normal file
54
include/asm-um/elf-ppc.h
Normal file
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@ -0,0 +1,54 @@
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#ifndef __UM_ELF_PPC_H
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#define __UM_ELF_PPC_H
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#include "linux/config.h"
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extern long elf_aux_hwcap;
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#define ELF_HWCAP (elf_aux_hwcap)
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#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
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|
||||
#define ELF_EXEC_PAGESIZE 4096
|
||||
|
||||
#define elf_check_arch(x) (1)
|
||||
|
||||
#ifdef CONFIG_64_BIT
|
||||
#define ELF_CLASS ELFCLASS64
|
||||
#else
|
||||
#define ELF_CLASS ELFCLASS32
|
||||
#endif
|
||||
|
||||
#define USE_ELF_CORE_DUMP
|
||||
|
||||
#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
|
||||
|
||||
#define ELF_PLATFORM (0)
|
||||
|
||||
#define ELF_ET_DYN_BASE (0x08000000)
|
||||
|
||||
/* the following stolen from asm-ppc/elf.h */
|
||||
#define ELF_NGREG 48 /* includes nip, msr, lr, etc. */
|
||||
#define ELF_NFPREG 33 /* includes fpscr */
|
||||
/* General registers */
|
||||
typedef unsigned long elf_greg_t;
|
||||
typedef elf_greg_t elf_gregset_t[ELF_NGREG];
|
||||
|
||||
/* Floating point registers */
|
||||
typedef double elf_fpreg_t;
|
||||
typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
|
||||
|
||||
#define ELF_DATA ELFDATA2MSB
|
||||
#define ELF_ARCH EM_PPC
|
||||
|
||||
#endif
|
||||
73
include/asm-um/elf-x86_64.h
Normal file
73
include/asm-um/elf-x86_64.h
Normal file
|
|
@ -0,0 +1,73 @@
|
|||
/*
|
||||
* Copyright 2003 PathScale, Inc.
|
||||
*
|
||||
* Licensed under the GPL
|
||||
*/
|
||||
#ifndef __UM_ELF_X86_64_H
|
||||
#define __UM_ELF_X86_64_H
|
||||
|
||||
#include <asm/user.h>
|
||||
|
||||
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 { } elf_fpregset_t;
|
||||
|
||||
/*
|
||||
* 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_RBX(regs) = 0; \
|
||||
PT_REGS_RCX(regs) = 0; \
|
||||
PT_REGS_RDX(regs) = 0; \
|
||||
PT_REGS_RSI(regs) = 0; \
|
||||
PT_REGS_RDI(regs) = 0; \
|
||||
PT_REGS_RBP(regs) = 0; \
|
||||
PT_REGS_RAX(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)
|
||||
|
||||
#ifdef TIF_IA32 /* XXX */
|
||||
clear_thread_flag(TIF_IA32); \
|
||||
#endif
|
||||
|
||||
#define USE_ELF_CORE_DUMP
|
||||
#define ELF_EXEC_PAGESIZE 4096
|
||||
|
||||
#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
|
||||
|
||||
extern long elf_aux_hwcap;
|
||||
#define ELF_HWCAP (elf_aux_hwcap)
|
||||
|
||||
#define ELF_PLATFORM "x86_64"
|
||||
|
||||
#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
|
||||
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Overrides for Emacs so that we follow Linus's tabbing style.
|
||||
* Emacs will notice this stuff at the end of the file and automatically
|
||||
* adjust the settings for this buffer only. This must remain at the end
|
||||
* of the file.
|
||||
* ---------------------------------------------------------------------------
|
||||
* Local variables:
|
||||
* c-file-style: "linux"
|
||||
* End:
|
||||
*/
|
||||
|
|
@ -1,25 +1,11 @@
|
|||
#ifndef __UM_ELF_H
|
||||
#define __UM_ELF_H
|
||||
/*
|
||||
* Copyright (C) 2000 - 2003 Jeff Dike (jdike@addtoit.com)
|
||||
* Licensed under the GPL
|
||||
*/
|
||||
#ifndef __UM_ELF_I386_H
|
||||
#define __UM_ELF_I386_H
|
||||
|
||||
#include "linux/config.h"
|
||||
#include "asm/archparam.h"
|
||||
|
||||
extern long elf_aux_hwcap;
|
||||
#define ELF_HWCAP (elf_aux_hwcap)
|
||||
|
||||
#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
|
||||
|
||||
#define ELF_EXEC_PAGESIZE 4096
|
||||
|
||||
#define elf_check_arch(x) (1)
|
||||
|
||||
#ifdef CONFIG_64BIT
|
||||
#define ELF_CLASS ELFCLASS64
|
||||
#else
|
||||
#define ELF_CLASS ELFCLASS32
|
||||
#endif
|
||||
|
||||
#define USE_ELF_CORE_DUMP
|
||||
#include "user.h"
|
||||
|
||||
#if defined(CONFIG_UML_X86) && !defined(CONFIG_64BIT)
|
||||
|
||||
|
|
@ -61,4 +47,150 @@ extern long elf_aux_hwcap;
|
|||
|
||||
#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;
|
||||
|
||||
/*
|
||||
* 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_EBX(regs) = 0; \
|
||||
PT_REGS_ECX(regs) = 0; \
|
||||
PT_REGS_EDX(regs) = 0; \
|
||||
PT_REGS_ESI(regs) = 0; \
|
||||
PT_REGS_EDI(regs) = 0; \
|
||||
PT_REGS_EBP(regs) = 0; \
|
||||
PT_REGS_EAX(regs) = 0; \
|
||||
} while(0)
|
||||
|
||||
#define USE_ELF_CORE_DUMP
|
||||
#define ELF_EXEC_PAGESIZE 4096
|
||||
|
||||
#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
|
||||
|
||||
/* Shamelessly stolen from include/asm-i386/elf.h */
|
||||
|
||||
#define ELF_CORE_COPY_REGS(pr_reg, regs) do { \
|
||||
pr_reg[0] = PT_REGS_EBX(regs); \
|
||||
pr_reg[1] = PT_REGS_ECX(regs); \
|
||||
pr_reg[2] = PT_REGS_EDX(regs); \
|
||||
pr_reg[3] = PT_REGS_ESI(regs); \
|
||||
pr_reg[4] = PT_REGS_EDI(regs); \
|
||||
pr_reg[5] = PT_REGS_EBP(regs); \
|
||||
pr_reg[6] = PT_REGS_EAX(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 long elf_aux_hwcap;
|
||||
#define ELF_HWCAP (elf_aux_hwcap)
|
||||
|
||||
extern char * elf_aux_platform;
|
||||
#define ELF_PLATFORM (elf_aux_platform)
|
||||
|
||||
#define SET_PERSONALITY(ex, ibcs2) do ; while(0)
|
||||
|
||||
extern unsigned long vsyscall_ehdr;
|
||||
extern unsigned long vsyscall_end;
|
||||
extern unsigned long __kernel_vsyscall;
|
||||
|
||||
#define VSYSCALL_BASE vsyscall_ehdr
|
||||
#define VSYSCALL_END vsyscall_end
|
||||
|
||||
/*
|
||||
* 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_BASE
|
||||
#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)
|
||||
|
||||
/*
|
||||
* These macros parameterize elf_core_dump in fs/binfmt_elf.c to write out
|
||||
* extra segments containing the vsyscall DSO contents. Dumping its
|
||||
* contents makes post-mortem fully interpretable later without matching up
|
||||
* the same kernel and hardware config to see what PC values meant.
|
||||
* Dumping its extra ELF program headers includes all the other information
|
||||
* a debugger needs to easily find how the vsyscall DSO was being used.
|
||||
*/
|
||||
#define ELF_CORE_EXTRA_PHDRS \
|
||||
(vsyscall_ehdr ? (((struct elfhdr *)vsyscall_ehdr)->e_phnum) : 0 )
|
||||
|
||||
#define ELF_CORE_WRITE_EXTRA_PHDRS \
|
||||
if ( vsyscall_ehdr ) { \
|
||||
const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
|
||||
const struct elf_phdr *const phdrp = \
|
||||
(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
|
||||
int i; \
|
||||
Elf32_Off ofs = 0; \
|
||||
for (i = 0; i < ehdrp->e_phnum; ++i) { \
|
||||
struct elf_phdr phdr = phdrp[i]; \
|
||||
if (phdr.p_type == PT_LOAD) { \
|
||||
ofs = phdr.p_offset = offset; \
|
||||
offset += phdr.p_filesz; \
|
||||
} \
|
||||
else \
|
||||
phdr.p_offset += ofs; \
|
||||
phdr.p_paddr = 0; /* match other core phdrs */ \
|
||||
DUMP_WRITE(&phdr, sizeof(phdr)); \
|
||||
} \
|
||||
}
|
||||
#define ELF_CORE_WRITE_EXTRA_DATA \
|
||||
if ( vsyscall_ehdr ) { \
|
||||
const struct elfhdr *const ehdrp = (struct elfhdr *)vsyscall_ehdr; \
|
||||
const struct elf_phdr *const phdrp = \
|
||||
(const struct elf_phdr *) (vsyscall_ehdr + ehdrp->e_phoff); \
|
||||
int i; \
|
||||
for (i = 0; i < ehdrp->e_phnum; ++i) { \
|
||||
if (phdrp[i].p_type == PT_LOAD) \
|
||||
DUMP_WRITE((void *) phdrp[i].p_vaddr, \
|
||||
phdrp[i].p_filesz); \
|
||||
} \
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Overrides for Emacs so that we follow Linus's tabbing style.
|
||||
* Emacs will notice this stuff at the end of the file and automatically
|
||||
* adjust the settings for this buffer only. This must remain at the end
|
||||
* of the file.
|
||||
* ---------------------------------------------------------------------------
|
||||
* Local variables:
|
||||
* c-file-style: "linux"
|
||||
* End:
|
||||
*/
|
||||
|
|
|
|||
|
|
@ -4,6 +4,7 @@
|
|||
#include <linux/config.h>
|
||||
#include <asm/kmap_types.h>
|
||||
#include <asm/archparam.h>
|
||||
#include <asm/elf.h>
|
||||
|
||||
/*
|
||||
* Here we define all the compile-time 'special' virtual
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user