elf.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:2k
- /*
- * include/asm-s390/elf.h
- *
- * S390 version
- *
- * Derived from "include/asm-i386/elf.h"
- */
- #ifndef __ASMS390_ELF_H
- #define __ASMS390_ELF_H
- /*
- * ELF register definitions..
- */
- #include <asm/ptrace.h>
- #include <asm/user.h>
- typedef s390_fp_regs elf_fpregset_t;
- typedef s390_regs elf_gregset_t;
- /*
- * These are used to set parameters in the core dumps.
- */
- #define ELF_CLASS ELFCLASS32
- #define ELF_DATA ELFDATA2MSB
- #define ELF_ARCH EM_S390
- /*
- * This is used to ensure we don't load something for the wrong architecture.
- */
- #define elf_check_arch(x)
- (((x)->e_machine == EM_S390 || (x)->e_machine == EM_S390_OLD)
- && (x)->e_ident[EI_CLASS] == ELF_CLASS)
- /* For SVR4/S390 the function pointer to be registered with `atexit` is
- passed in R14. */
- #define ELF_PLAT_INIT(_r)
- _r->gprs[14] = 0
- #define USE_ELF_CORE_DUMP
- #define ELF_EXEC_PAGESIZE 4096
- /* This is the location that an ET_DYN program is loaded if exec'ed. Typical
- use of this is to invoke "./ld.so someprog" to test out a new version of
- the loader. We need to make sure that it is out of the way of the program
- that it will "exec", and that there is sufficient room for the brk. */
- #define ELF_ET_DYN_BASE ((TASK_SIZE & 0x80000000)
- ? TASK_SIZE / 3 * 2
- : 2 * TASK_SIZE / 3)
- /* Wow, the "main" arch needs arch dependent functions too.. :) */
- /* regs is struct pt_regs, pr_reg is elf_gregset_t (which is
- now struct_user_regs, they are different) */
- #define ELF_CORE_COPY_REGS(pr_reg, regs)
- memcpy(&pr_reg,regs,sizeof(elf_gregset_t));
- /* This yields a mask that user programs can use to figure out what
- instruction set this CPU supports. */
- #define ELF_HWCAP (0)
- /* This yields a string that ld.so will use to load implementation
- specific libraries for optimization. This is more specific in
- intent than poking at uname or /proc/cpuinfo.
- For the moment, we have only optimizations for the Intel generations,
- but that could change... */
- #define ELF_PLATFORM (NULL)
- #ifdef __KERNEL__
- #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
- #endif
- #endif