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5f97f7f9 HS |
1 | /* |
2 | * Copyright (C) 2004-2006 Atmel Corporation | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License version 2 as | |
6 | * published by the Free Software Foundation. | |
7 | */ | |
5f97f7f9 HS |
8 | #include <linux/unistd.h> |
9 | ||
d7627467 DH |
10 | int kernel_execve(const char *file, |
11 | const char *const *argv, | |
12 | const char *const *envp) | |
c5f2420a HS |
13 | { |
14 | register long scno asm("r8") = __NR_execve; | |
15 | register long sc1 asm("r12") = (long)file; | |
16 | register long sc2 asm("r11") = (long)argv; | |
17 | register long sc3 asm("r10") = (long)envp; | |
18 | ||
19 | asm volatile("scall" | |
20 | : "=r"(sc1) | |
21 | : "r"(scno), "0"(sc1), "r"(sc2), "r"(sc3) | |
22 | : "cc", "memory"); | |
23 | return sc1; | |
24 | } |