elf.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:3k
- #ifndef __ASMm68k_ELF_H
- #define __ASMm68k_ELF_H
- /*
- * ELF register definitions..
- */
- #include <linux/config.h>
- #include <asm/ptrace.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 user_m68kfp_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_68K)
- /*
- * These are used to set parameters in the core dumps.
- */
- #define ELF_CLASS ELFCLASS32
- #define ELF_DATA ELFDATA2MSB
- #define ELF_ARCH EM_68K
- /* For SVR4/m68k the function pointer to be registered with `atexit' is
- passed in %a1. Although my copy of the ABI has no such statement, it
- is actually used on ASV. */
- #define ELF_PLAT_INIT(_r) _r->a1 = 0
- #define USE_ELF_CORE_DUMP
- #ifndef CONFIG_SUN3
- #define ELF_EXEC_PAGESIZE 4096
- #else
- #define ELF_EXEC_PAGESIZE 8192
- #endif
- /* 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. */
- #ifndef CONFIG_SUN3
- #define ELF_ET_DYN_BASE 0xD0000000UL
- #else
- #define ELF_ET_DYN_BASE 0x0D800000UL
- #endif
- #define ELF_CORE_COPY_REGS(pr_reg, regs)
- /* Bleech. */
- pr_reg[0] = regs->d1;
- pr_reg[1] = regs->d2;
- pr_reg[2] = regs->d3;
- pr_reg[3] = regs->d4;
- pr_reg[4] = regs->d5;
- pr_reg[7] = regs->a0;
- pr_reg[8] = regs->a1;
- pr_reg[9] = regs->a2;
- pr_reg[14] = regs->d0;
- pr_reg[15] = rdusp();
- pr_reg[16] = regs->orig_d0;
- pr_reg[17] = regs->sr;
- pr_reg[18] = regs->pc;
- pr_reg[19] = (regs->format << 12) | regs->vector;
- {
- struct switch_stack *sw = ((struct switch_stack *)regs) - 1;
- pr_reg[5] = sw->d6;
- pr_reg[6] = sw->d7;
- pr_reg[10] = sw->a3;
- pr_reg[11] = sw->a4;
- pr_reg[12] = sw->a5;
- pr_reg[13] = sw->a6;
- }
- /* 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. */
- #define ELF_PLATFORM (NULL)
- #ifdef __KERNEL__
- #define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
- #endif
- #endif