#ifndef _ASM_M32R__ELF_H #define _ASM_M32R__ELF_H /* * ELF-specific definitions. * * Copyright (C) 1999-2004, Renesas Technology Corp. * Hirokazu Takata <takata at linux-m32r.org> */ #include <asm/ptrace.h> #include <asm/user.h> #include <asm/page.h> /* M32R relocation types */ #define R_M32R_NONE 0 #define R_M32R_16 1 #define R_M32R_32 2 #define R_M32R_24 3 #define R_M32R_10_PCREL 4 #define R_M32R_18_PCREL 5 #define R_M32R_26_PCREL 6 #define R_M32R_HI16_ULO 7 #define R_M32R_HI16_SLO 8 #define R_M32R_LO16 9 #define R_M32R_SDA16 10 #define R_M32R_GNU_VTINHERIT 11 #define R_M32R_GNU_VTENTRY 12 #define R_M32R_16_RELA 33 #define R_M32R_32_RELA 34 #define R_M32R_24_RELA 35 #define R_M32R_10_PCREL_RELA 36 #define R_M32R_18_PCREL_RELA 37 #define R_M32R_26_PCREL_RELA 38 #define R_M32R_HI16_ULO_RELA 39 #define R_M32R_HI16_SLO_RELA 40 #define R_M32R_LO16_RELA 41 #define R_M32R_SDA16_RELA 42 #define R_M32R_RELA_GNU_VTINHERIT 43 #define R_M32R_RELA_GNU_VTENTRY 44 #define R_M32R_GOT24 48 #define R_M32R_26_PLTREL 49 #define R_M32R_COPY 50 #define R_M32R_GLOB_DAT 51 #define R_M32R_JMP_SLOT 52 #define R_M32R_RELATIVE 53 #define R_M32R_GOTOFF 54 #define R_M32R_GOTPC24 55 #define R_M32R_GOT16_HI_ULO 56 #define R_M32R_GOT16_HI_SLO 57 #define R_M32R_GOT16_LO 58 #define R_M32R_GOTPC_HI_ULO 59 #define R_M32R_GOTPC_HI_SLO 60 #define R_M32R_GOTPC_LO 61 #define R_M32R_GOTOFF_HI_ULO 62 #define R_M32R_GOTOFF_HI_SLO 63 #define R_M32R_GOTOFF_LO 64 #define R_M32R_NUM 256 /* * ELF register definitions.. */ #define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t)) typedef unsigned long elf_greg_t; typedef elf_greg_t elf_gregset_t[ELF_NGREG]; /* We have no FP mumumu. */ typedef double elf_fpreg_t; typedef elf_fpreg_t 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_M32R) || ((x)->e_machine == EM_CYGNUS_M32R)) /* * These are used to set parameters in the core dumps. */ #define ELF_CLASS ELFCLASS32 #if defined(__LITTLE_ENDIAN) #define ELF_DATA ELFDATA2LSB #elif defined(__BIG_ENDIAN) #define ELF_DATA ELFDATA2MSB #else #error no endian defined #endif #define ELF_ARCH EM_M32R /* r0 is set by ld.so to a pointer to a function which might be * registered using 'atexit'. This provides a mean for the dynamic * linker to call DT_FINI functions for shared libraries that have * been loaded before the code runs. * * So that we can use the same startup file with static executables, * we start programs with a value of 0 to indicate that there is no * such function. */ #define ELF_PLAT_INIT(_r, load_addr) (_r)->r0 = 0 #define USE_ELF_CORE_DUMP #define ELF_EXEC_PAGESIZE PAGE_SIZE /* * 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 / 3 * 2) /* 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((char *)pr_reg, (char *)regs, sizeof (struct pt_regs)); /* 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) #define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX) #endif /* _ASM_M32R__ELF_H */