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c3cd756481
elf_caddr_t: unused since 2002 jiffies_to_timeval: unused since 2015 TASK_SIZE: used only downstream of SET_PERSONALITY2(), and after that point the normal definition results in TASK_SIZE32 just fine. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Support for n32 Linux/MIPS ELF binaries.
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* Author: Ralf Baechle (ralf@linux-mips.org)
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*
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* Copyright (C) 1999, 2001 Ralf Baechle
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* Copyright (C) 1999, 2001 Silicon Graphics, Inc.
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*
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* Heavily inspired by the 32-bit Sparc compat code which is
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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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#define ELF_ARCH EM_MIPS
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#define ELF_CLASS ELFCLASS32
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#ifdef __MIPSEB__
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#define ELF_DATA ELFDATA2MSB;
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#else /* __MIPSEL__ */
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#define ELF_DATA ELFDATA2LSB;
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#endif
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/* ELF register definitions */
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#define ELF_NGREG 45
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#define ELF_NFPREG 33
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typedef unsigned long elf_greg_t;
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef double elf_fpreg_t;
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typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch elfn32_check_arch
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#define TASK32_SIZE 0x7fff8000UL
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#undef ELF_ET_DYN_BASE
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#define ELF_ET_DYN_BASE (TASK32_SIZE / 3 * 2)
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#include <asm/processor.h>
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#include <linux/elfcore.h>
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#include <linux/compat.h>
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#include <linux/math64.h>
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#include <linux/elfcore-compat.h>
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#define elf_prstatus elf_prstatus32
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#define elf_prstatus_common compat_elf_prstatus_common
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struct elf_prstatus32
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{
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struct compat_elf_prstatus_common common;
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elf_gregset_t pr_reg; /* GP 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 compat_elf_prpsinfo
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#define init_elf_binfmt init_elfn32_binfmt
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#define ELF_CORE_EFLAGS EF_MIPS_ABI2
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#undef ns_to_kernel_old_timeval
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#define ns_to_kernel_old_timeval ns_to_old_timeval32
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/*
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* Some data types as stored in coredump.
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*/
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#define user_long_t compat_long_t
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#define user_siginfo_t compat_siginfo_t
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#define copy_siginfo_to_external copy_siginfo_to_external32
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#include "../../../fs/binfmt_elf.c"
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