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1da177e4 LT |
1 | /* |
2 | * binfmt_elf32.c: Support 32-bit PPC ELF binaries on Power3 and followons. | |
3 | * based on the SPARC64 version. | |
4 | * Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@redhat.com) | |
5 | * Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek (jj@ultra.linux.cz) | |
6 | * | |
7 | * Copyright (C) 2000,2001 Ken Aaker (kdaaker@rchland.vnet.ibm.com), IBM Corp | |
8 | * Copyright (C) 2001 Anton Blanchard (anton@au.ibm.com), IBM | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU General Public License | |
12 | * as published by the Free Software Foundation; either version | |
13 | * 2 of the License, or (at your option) any later version. | |
14 | */ | |
15 | ||
1da177e4 LT |
16 | #include <asm/processor.h> |
17 | #include <linux/module.h> | |
1da177e4 | 18 | #include <linux/compat.h> |
5f149cf0 RM |
19 | #include <linux/elfcore-compat.h> |
20 | ||
21 | #undef ELF_ARCH | |
22 | #undef ELF_CLASS | |
23 | #define ELF_CLASS ELFCLASS32 | |
24 | #define ELF_ARCH EM_PPC | |
25 | ||
26 | #undef elfhdr | |
27 | #undef elf_phdr | |
28 | #undef elf_note | |
29 | #undef elf_addr_t | |
30 | #define elfhdr elf32_hdr | |
31 | #define elf_phdr elf32_phdr | |
32 | #define elf_note elf32_note | |
33 | #define elf_addr_t Elf32_Off | |
1da177e4 | 34 | |
5f149cf0 RM |
35 | #define elf_prstatus compat_elf_prstatus |
36 | #define elf_prpsinfo compat_elf_prpsinfo | |
37 | ||
38 | #define elf_core_copy_regs compat_elf_core_copy_regs | |
39 | static inline void compat_elf_core_copy_regs(compat_elf_gregset_t *elf_regs, | |
40 | struct pt_regs *regs) | |
1da177e4 | 41 | { |
5f149cf0 RM |
42 | PPC_ELF_CORE_COPY_REGS((*elf_regs), regs); |
43 | } | |
1da177e4 | 44 | |
5f149cf0 RM |
45 | #define elf_core_copy_task_regs compat_elf_core_copy_task_regs |
46 | static int compat_elf_core_copy_task_regs(struct task_struct *tsk, | |
47 | compat_elf_gregset_t *elf_regs) | |
1da177e4 | 48 | { |
5f149cf0 RM |
49 | struct pt_regs *regs = tsk->thread.regs; |
50 | if (regs) | |
51 | compat_elf_core_copy_regs(elf_regs, regs); | |
52 | return 1; | |
53 | } | |
1da177e4 LT |
54 | |
55 | #include <linux/time.h> | |
56 | ||
57 | #undef cputime_to_timeval | |
58 | #define cputime_to_timeval cputime_to_compat_timeval | |
59 | static __inline__ void | |
60 | cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value) | |
61 | { | |
62 | unsigned long jiffies = cputime_to_jiffies(cputime); | |
63 | value->tv_usec = (jiffies % HZ) * (1000000L / HZ); | |
64 | value->tv_sec = jiffies / HZ; | |
65 | } | |
66 | ||
1da177e4 LT |
67 | #define init_elf_binfmt init_elf32_binfmt |
68 | ||
69 | #include "../../../fs/binfmt_elf.c" |