80 lines
2.1 KiB
C
80 lines
2.1 KiB
C
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/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARC_ELF_H
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#define __ASM_ARC_ELF_H
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#include <linux/types.h>
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#include <uapi/asm/elf.h>
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/* These ELF defines belong to uapi but libc elf.h already defines them */
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#define EM_ARCOMPACT 93
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#define EM_ARCV2 195 /* ARCv2 Cores */
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#define EM_ARC_INUSE (IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
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EM_ARCOMPACT : EM_ARCV2)
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/* ARC Relocations (kernel Modules only) */
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#define R_ARC_32 0x4
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#define R_ARC_32_ME 0x1B
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#define R_ARC_32_PCREL 0x31
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/*to set parameters in the core dumps */
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#define ELF_ARCH EM_ARC_INUSE
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#define ELF_CLASS ELFCLASS32
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#ifdef CONFIG_CPU_BIG_ENDIAN
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#define ELF_DATA ELFDATA2MSB
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#else
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#define ELF_DATA ELFDATA2LSB
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#endif
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/*
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* To ensure that
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* -we don't load something for the wrong architecture.
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* -The userspace is using the correct syscall ABI
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*/
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struct elf32_hdr;
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extern int elf_check_arch(const struct elf32_hdr *);
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#define elf_check_arch elf_check_arch
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#define CORE_DUMP_USE_REGSET
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#define ELF_EXEC_PAGESIZE PAGE_SIZE
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/*
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* This is the location that an ET_DYN program is loaded if exec'ed. Typical
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* use of this is to invoke "./ld.so someprog" to test out a new version of
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* the loader. We need to make sure that it is out of the way of the program
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* that it will "exec", and that there is sufficient room for the brk.
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*/
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#define ELF_ET_DYN_BASE (2UL * TASK_SIZE / 3)
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/*
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* When the program starts, a1 contains a pointer to a function to be
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* registered with atexit, as per the SVR4 ABI. A value of 0 means we
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* have no such handler.
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*/
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#define ELF_PLAT_INIT(_r, load_addr) ((_r)->r0 = 0)
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/*
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* This yields a mask that user programs can use to figure out what
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* instruction set this cpu supports.
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*/
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#define ELF_HWCAP (0)
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/*
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* This yields a string that ld.so will use to load implementation
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* specific libraries for optimization. This is more specific in
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* intent than poking at uname or /proc/cpuinfo.
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*/
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#define ELF_PLATFORM (NULL)
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#endif
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