Linux 3.11-rc3
[cris-mirror.git] / arch / arc / include / asm / elf.h
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1 /*
2 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 */
9 #ifndef __ASM_ARC_ELF_H
10 #define __ASM_ARC_ELF_H
12 #include <linux/types.h>
13 #include <uapi/asm/elf.h>
15 /* These ELF defines belong to uapi but libc elf.h already defines them */
16 #define EM_ARCOMPACT 93
18 /* ARC Relocations (kernel Modules only) */
19 #define R_ARC_32 0x4
20 #define R_ARC_32_ME 0x1B
21 #define R_ARC_S25H_PCREL 0x10
22 #define R_ARC_S25W_PCREL 0x11
24 /*to set parameters in the core dumps */
25 #define ELF_ARCH EM_ARCOMPACT
26 #define ELF_CLASS ELFCLASS32
28 #ifdef CONFIG_CPU_BIG_ENDIAN
29 #define ELF_DATA ELFDATA2MSB
30 #else
31 #define ELF_DATA ELFDATA2LSB
32 #endif
35 * To ensure that
36 * -we don't load something for the wrong architecture.
37 * -The userspace is using the correct syscall ABI
39 struct elf32_hdr;
40 extern int elf_check_arch(const struct elf32_hdr *);
41 #define elf_check_arch elf_check_arch
43 #define CORE_DUMP_USE_REGSET
45 #define ELF_EXEC_PAGESIZE PAGE_SIZE
48 * This is the location that an ET_DYN program is loaded if exec'ed. Typical
49 * use of this is to invoke "./ld.so someprog" to test out a new version of
50 * the loader. We need to make sure that it is out of the way of the program
51 * that it will "exec", and that there is sufficient room for the brk.
53 #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
56 * When the program starts, a1 contains a pointer to a function to be
57 * registered with atexit, as per the SVR4 ABI. A value of 0 means we
58 * have no such handler.
60 #define ELF_PLAT_INIT(_r, load_addr) ((_r)->r0 = 0)
63 * This yields a mask that user programs can use to figure out what
64 * instruction set this cpu supports.
66 #define ELF_HWCAP (0)
69 * This yields a string that ld.so will use to load implementation
70 * specific libraries for optimization. This is more specific in
71 * intent than poking at uname or /proc/cpuinfo.
73 #define ELF_PLATFORM (NULL)
75 #endif