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