cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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elf.h (1935B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
      4 */
      5
      6#ifndef __ASM_ARC_ELF_H
      7#define __ASM_ARC_ELF_H
      8
      9#include <linux/types.h>
     10#include <linux/elf-em.h>
     11#include <uapi/asm/elf.h>
     12
     13#define EM_ARC_INUSE		(IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
     14					EM_ARCOMPACT : EM_ARCV2)
     15
     16/* ARC Relocations (kernel Modules only) */
     17#define  R_ARC_32		0x4
     18#define  R_ARC_32_ME		0x1B
     19#define  R_ARC_32_PCREL		0x31
     20
     21/*to set parameters in the core dumps */
     22#define ELF_ARCH		EM_ARC_INUSE
     23#define ELF_CLASS		ELFCLASS32
     24
     25#ifdef CONFIG_CPU_BIG_ENDIAN
     26#define ELF_DATA		ELFDATA2MSB
     27#else
     28#define ELF_DATA		ELFDATA2LSB
     29#endif
     30
     31/*
     32 * To ensure that
     33 *  -we don't load something for the wrong architecture.
     34 *  -The userspace is using the correct syscall ABI
     35 */
     36struct elf32_hdr;
     37extern int elf_check_arch(const struct elf32_hdr *);
     38#define elf_check_arch	elf_check_arch
     39
     40#define CORE_DUMP_USE_REGSET
     41
     42#define ELF_EXEC_PAGESIZE	PAGE_SIZE
     43
     44/*
     45 * This is the location that an ET_DYN program is loaded if exec'ed.  Typical
     46 * use of this is to invoke "./ld.so someprog" to test out a new version of
     47 * the loader.  We need to make sure that it is out of the way of the program
     48 * that it will "exec", and that there is sufficient room for the brk.
     49 */
     50#define ELF_ET_DYN_BASE		(2UL * TASK_SIZE / 3)
     51
     52/*
     53 * When the program starts, a1 contains a pointer to a function to be
     54 * registered with atexit, as per the SVR4 ABI.  A value of 0 means we
     55 * have no such handler.
     56 */
     57#define ELF_PLAT_INIT(_r, load_addr)	((_r)->r0 = 0)
     58
     59/*
     60 * This yields a mask that user programs can use to figure out what
     61 * instruction set this cpu supports.
     62 */
     63#define ELF_HWCAP	(0)
     64
     65/*
     66 * This yields a string that ld.so will use to load implementation
     67 * specific libraries for optimization.  This is more specific in
     68 * intent than poking at uname or /proc/cpuinfo.
     69 */
     70#define ELF_PLATFORM	(NULL)
     71
     72#endif