Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
[cris-mirror.git] / arch / arc / include / asm / elf.h
blobaa2d6da9d187be21b1f38ac116f40941bb5dc39d
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 #define EM_ARCV2 195 /* ARCv2 Cores */
20 #define EM_ARC_INUSE (IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
21 EM_ARCOMPACT : EM_ARCV2)
23 /* ARC Relocations (kernel Modules only) */
24 #define R_ARC_32 0x4
25 #define R_ARC_32_ME 0x1B
26 #define R_ARC_32_PCREL 0x31
28 /*to set parameters in the core dumps */
29 #define ELF_ARCH EM_ARCOMPACT
30 #define ELF_CLASS ELFCLASS32
32 #ifdef CONFIG_CPU_BIG_ENDIAN
33 #define ELF_DATA ELFDATA2MSB
34 #else
35 #define ELF_DATA ELFDATA2LSB
36 #endif
39 * To ensure that
40 * -we don't load something for the wrong architecture.
41 * -The userspace is using the correct syscall ABI
43 struct elf32_hdr;
44 extern int elf_check_arch(const struct elf32_hdr *);
45 #define elf_check_arch elf_check_arch
47 #define CORE_DUMP_USE_REGSET
49 #define ELF_EXEC_PAGESIZE PAGE_SIZE
52 * This is the location that an ET_DYN program is loaded if exec'ed. Typical
53 * use of this is to invoke "./ld.so someprog" to test out a new version of
54 * the loader. We need to make sure that it is out of the way of the program
55 * that it will "exec", and that there is sufficient room for the brk.
57 #define ELF_ET_DYN_BASE (2UL * TASK_SIZE / 3)
60 * When the program starts, a1 contains a pointer to a function to be
61 * registered with atexit, as per the SVR4 ABI. A value of 0 means we
62 * have no such handler.
64 #define ELF_PLAT_INIT(_r, load_addr) ((_r)->r0 = 0)
67 * This yields a mask that user programs can use to figure out what
68 * instruction set this cpu supports.
70 #define ELF_HWCAP (0)
73 * This yields a string that ld.so will use to load implementation
74 * specific libraries for optimization. This is more specific in
75 * intent than poking at uname or /proc/cpuinfo.
77 #define ELF_PLATFORM (NULL)
79 #endif