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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
- */
- #ifndef __ASM_ARC_ELF_H
- #define __ASM_ARC_ELF_H
- #include <linux/types.h>
- #include <linux/elf-em.h>
- #include <uapi/asm/elf.h>
- #define EM_ARC_INUSE (IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
- EM_ARCOMPACT : EM_ARCV2)
- /* ARC Relocations (kernel Modules only) */
- #define R_ARC_32 0x4
- #define R_ARC_32_ME 0x1B
- #define R_ARC_32_PCREL 0x31
- /*to set parameters in the core dumps */
- #define ELF_ARCH EM_ARC_INUSE
- #define ELF_CLASS ELFCLASS32
- #ifdef CONFIG_CPU_BIG_ENDIAN
- #define ELF_DATA ELFDATA2MSB
- #else
- #define ELF_DATA ELFDATA2LSB
- #endif
- /*
- * 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
- #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 (2UL * 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)
- #endif
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