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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 | ||
16 | #define ELF_ARCH EM_PPC | |
17 | #define ELF_CLASS ELFCLASS32 | |
18 | #define ELF_DATA ELFDATA2MSB; | |
19 | ||
20 | #include <asm/processor.h> | |
21 | #include <linux/module.h> | |
22 | #include <linux/config.h> | |
23 | #include <linux/elfcore.h> | |
24 | #include <linux/compat.h> | |
25 | ||
26 | #define elf_prstatus elf_prstatus32 | |
27 | struct elf_prstatus32 | |
28 | { | |
29 | struct elf_siginfo pr_info; /* Info associated with signal */ | |
30 | short pr_cursig; /* Current signal */ | |
31 | unsigned int pr_sigpend; /* Set of pending signals */ | |
32 | unsigned int pr_sighold; /* Set of held signals */ | |
33 | pid_t pr_pid; | |
34 | pid_t pr_ppid; | |
35 | pid_t pr_pgrp; | |
36 | pid_t pr_sid; | |
37 | struct compat_timeval pr_utime; /* User time */ | |
38 | struct compat_timeval pr_stime; /* System time */ | |
39 | struct compat_timeval pr_cutime; /* Cumulative user time */ | |
40 | struct compat_timeval pr_cstime; /* Cumulative system time */ | |
41 | elf_gregset_t pr_reg; /* General purpose registers. */ | |
42 | int pr_fpvalid; /* True if math co-processor being used. */ | |
43 | }; | |
44 | ||
45 | #define elf_prpsinfo elf_prpsinfo32 | |
46 | struct elf_prpsinfo32 | |
47 | { | |
48 | char pr_state; /* numeric process state */ | |
49 | char pr_sname; /* char for pr_state */ | |
50 | char pr_zomb; /* zombie */ | |
51 | char pr_nice; /* nice val */ | |
52 | unsigned int pr_flag; /* flags */ | |
53 | u32 pr_uid; | |
54 | u32 pr_gid; | |
55 | pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid; | |
56 | /* Lots missing */ | |
57 | char pr_fname[16]; /* filename of executable */ | |
58 | char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */ | |
59 | }; | |
60 | ||
61 | #include <linux/time.h> | |
62 | ||
63 | #undef cputime_to_timeval | |
64 | #define cputime_to_timeval cputime_to_compat_timeval | |
65 | static __inline__ void | |
66 | cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value) | |
67 | { | |
68 | unsigned long jiffies = cputime_to_jiffies(cputime); | |
69 | value->tv_usec = (jiffies % HZ) * (1000000L / HZ); | |
70 | value->tv_sec = jiffies / HZ; | |
71 | } | |
72 | ||
73 | extern void start_thread32(struct pt_regs *, unsigned long, unsigned long); | |
74 | #undef start_thread | |
75 | #define start_thread start_thread32 | |
76 | #define init_elf_binfmt init_elf32_binfmt | |
77 | ||
78 | #include "../../../fs/binfmt_elf.c" |