| /* |
| * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #ifndef __ASM_ARC_ELF_H |
| #define __ASM_ARC_ELF_H |
| |
| #include <asm/ptrace.h> |
| |
| #define EM_ARCOMPACT 93 |
| |
| /* Machine specific ELF Hdr flags */ |
| #define EF_ARC_OSABI_MSK 0x00000f00 |
| #define EF_ARC_OSABI_ORIG 0x00000000 /* MUST be zero for back-compat */ |
| #define EF_ARC_OSABI_V2 0x00000200 |
| |
| /* ARC Relocations (kernel Modules only) */ |
| #define R_ARC_32 0x4 |
| #define R_ARC_32_ME 0x1B |
| #define R_ARC_S25H_PCREL 0x10 |
| #define R_ARC_S25W_PCREL 0x11 |
| |
| typedef unsigned long elf_greg_t; |
| typedef unsigned long elf_fpregset_t; |
| |
| #define ELF_NGREG (sizeof(struct user_regs_struct) / sizeof(elf_greg_t)) |
| typedef elf_greg_t elf_gregset_t[ELF_NGREG]; |
| |
| /* |
| * To ensure that |
| * -we don't load something for the wrong architecture. |
| * -The userspace is using the correct syscall ABI |
| */ |
| struct elf32_hdr; |
| extern int elf_check_arch(const struct elf32_hdr *); |
| #define elf_check_arch elf_check_arch |
| |
| /* |
| * These are used to set parameters in the core dumps. |
| */ |
| #define ELF_ARCH EM_ARCOMPACT |
| #define ELF_CLASS ELFCLASS32 |
| |
| #ifdef CONFIG_CPU_BIG_ENDIAN |
| #define ELF_DATA ELFDATA2MSB |
| #else |
| #define ELF_DATA ELFDATA2LSB |
| #endif |
| |
| #ifdef __KERNEL__ |
| |
| #define CORE_DUMP_USE_REGSET |
| |
| #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 (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, load_addr) ((_r)->r0 = 0) |
| |
| /* |
| * 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) \ |
| set_personality(PER_LINUX | (current->personality & (~PER_MASK))) |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif |