elf.h
上传用户:lgb322
上传日期:2013-02-24
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文件大小:2k
- #ifndef __ASMARM_ELF_H
- #define __ASMARM_ELF_H
- /*
- * ELF register definitions..
- */
- #include <asm/ptrace.h>
- #include <asm/proc/elf.h>
- #include <asm/procinfo.h>
- typedef unsigned long elf_greg_t;
- typedef unsigned long elf_freg_t[3];
- #define EM_ARM 40
- #define EF_ARM_APCS26 0x08
- #define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t))
- typedef elf_greg_t elf_gregset_t[ELF_NGREG];
- typedef struct { void *null; } 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_ARM) && (ELF_PROC_OK((x))) )
- /*
- * These are used to set parameters in the core dumps.
- */
- #define ELF_CLASS ELFCLASS32
- #ifdef __ARMEB__
- #define ELF_DATA ELFDATA2MSB;
- #else
- #define ELF_DATA ELFDATA2LSB;
- #endif
- #define ELF_ARCH EM_ARM
- #define USE_ELF_CORE_DUMP
- /* 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 (2 * TASK_SIZE / 3)
- /* When the program starts, a1 contains a pointer to a function to be
- registered with atexit, as per the SVR4 ABI. A value of 0 means we
- have no such handler. */
- #define ELF_PLAT_INIT(_r) (_r)->ARM_r0 = 0
- /* This yields a mask that user programs can use to figure out what
- instruction set this cpu supports. */
- extern unsigned int elf_hwcap;
- #define ELF_HWCAP (elf_hwcap)
- /* 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 now we just provide a fairly general string that describes the
- processor family. This could be made more specific later if someone
- implemented optimisations that require it. 26-bit CPUs give you
- "v1l" for ARM2 (no SWP) and "v2l" for anything else (ARM1 isn't
- supported). 32-bit CPUs give you "v3[lb]" for anything based on an
- ARM6 or ARM7 core and "armv4[lb]" for anything based on a StrongARM-1
- core. */
- #define ELF_PLATFORM_SIZE 8
- extern char elf_platform[];
- #define ELF_PLATFORM (elf_platform)
- #endif