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