1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * linux/arch/unicore32/kernel/elf.c
4  *
5  * Code specific to PKUnity SoC and UniCore ISA
6  *
7  * Copyright (C) 2001-2010 GUAN Xue-tao
8  */
9 #include <linux/module.h>
10 #include <linux/sched.h>
11 #include <linux/personality.h>
12 #include <linux/binfmts.h>
13 #include <linux/elf.h>
14 
elf_check_arch(const struct elf32_hdr * x)15 int elf_check_arch(const struct elf32_hdr *x)
16 {
17 	/* Make sure it's an UniCore executable */
18 	if (x->e_machine != EM_UNICORE)
19 		return 0;
20 
21 	/* Make sure the entry address is reasonable */
22 	if (x->e_entry & 3)
23 		return 0;
24 
25 	return 1;
26 }
27 EXPORT_SYMBOL(elf_check_arch);
28 
elf_set_personality(const struct elf32_hdr * x)29 void elf_set_personality(const struct elf32_hdr *x)
30 {
31 	unsigned int personality = PER_LINUX;
32 
33 	set_personality(personality);
34 }
35 EXPORT_SYMBOL(elf_set_personality);
36