79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
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* binfmt_elf32.c: Support 32-bit PPC ELF binaries on Power3 and followons.
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* based on the SPARC64 version.
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* Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@redhat.com)
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* Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek (jj@ultra.linux.cz)
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*
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* Copyright (C) 2000,2001 Ken Aaker (kdaaker@rchland.vnet.ibm.com), IBM Corp
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* Copyright (C) 2001 Anton Blanchard (anton@au.ibm.com), IBM
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#define ELF_ARCH EM_PPC
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#define ELF_CLASS ELFCLASS32
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#define ELF_DATA ELFDATA2MSB;
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#include <asm/processor.h>
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#include <linux/module.h>
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#include <linux/config.h>
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#include <linux/elfcore.h>
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#include <linux/compat.h>
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#define elf_prstatus elf_prstatus32
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struct elf_prstatus32
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{
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struct elf_siginfo pr_info; /* Info associated with signal */
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short pr_cursig; /* Current signal */
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unsigned int pr_sigpend; /* Set of pending signals */
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unsigned int pr_sighold; /* Set of held signals */
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pid_t pr_pid;
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pid_t pr_ppid;
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pid_t pr_pgrp;
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pid_t pr_sid;
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struct compat_timeval pr_utime; /* User time */
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struct compat_timeval pr_stime; /* System time */
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struct compat_timeval pr_cutime; /* Cumulative user time */
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struct compat_timeval pr_cstime; /* Cumulative system time */
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elf_gregset_t pr_reg; /* General purpose registers. */
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int pr_fpvalid; /* True if math co-processor being used. */
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};
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#define elf_prpsinfo elf_prpsinfo32
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struct elf_prpsinfo32
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{
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char pr_state; /* numeric process state */
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char pr_sname; /* char for pr_state */
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char pr_zomb; /* zombie */
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char pr_nice; /* nice val */
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unsigned int pr_flag; /* flags */
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u32 pr_uid;
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u32 pr_gid;
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pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid;
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/* Lots missing */
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char pr_fname[16]; /* filename of executable */
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char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */
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};
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#include <linux/time.h>
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#undef cputime_to_timeval
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#define cputime_to_timeval cputime_to_compat_timeval
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static __inline__ void
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cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value)
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{
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unsigned long jiffies = cputime_to_jiffies(cputime);
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value->tv_usec = (jiffies % HZ) * (1000000L / HZ);
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value->tv_sec = jiffies / HZ;
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}
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extern void start_thread32(struct pt_regs *, unsigned long, unsigned long);
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#undef start_thread
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#define start_thread start_thread32
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#define init_elf_binfmt init_elf32_binfmt
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#include "../../../fs/binfmt_elf.c"
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