[mirror_ubuntu-bionic-kernel.git] / arch / unicore32 / kernel / elf.c

/*
 * linux/arch/unicore32/kernel/elf.c
 *
 * Code specific to PKUnity SoC and UniCore ISA
 *
 * Copyright (C) 2001-2010 GUAN Xue-tao
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/personality.h>
#include <linux/binfmts.h>
#include <linux/elf.h>

int elf_check_arch(const struct elf32_hdr *x)
{
	/* Make sure it's an UniCore executable */
	if (x->e_machine != EM_UNICORE)
		return 0;

	/* Make sure the entry address is reasonable */
	if (x->e_entry & 3)
		return 0;

	return 1;
}
EXPORT_SYMBOL(elf_check_arch);

void elf_set_personality(const struct elf32_hdr *x)
{
	unsigned int personality = PER_LINUX;

	set_personality(personality);
}
EXPORT_SYMBOL(elf_set_personality);
Commit	Line	Data
87c1a3fb G	1	/*
	2	* linux/arch/unicore32/kernel/elf.c
	3	*
	4	* Code specific to PKUnity SoC and UniCore ISA
	5	*
	6	* Copyright (C) 2001-2010 GUAN Xue-tao
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License version 2 as
	10	* published by the Free Software Foundation.
	11	*/
	12	#include <linux/module.h>
	13	#include <linux/sched.h>
	14	#include <linux/personality.h>
	15	#include <linux/binfmts.h>
	16	#include <linux/elf.h>
	17
	18	int elf_check_arch(const struct elf32_hdr *x)
	19	{
	20	/* Make sure it's an UniCore executable */
	21	if (x->e_machine != EM_UNICORE)
	22	return 0;
	23
	24	/* Make sure the entry address is reasonable */
	25	if (x->e_entry & 3)
	26	return 0;
	27
	28	return 1;
	29	}
	30	EXPORT_SYMBOL(elf_check_arch);
	31
	32	void elf_set_personality(const struct elf32_hdr *x)
	33	{
	34	unsigned int personality = PER_LINUX;
	35
	36	set_personality(personality);
	37	}
	38	EXPORT_SYMBOL(elf_set_personality);