95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/*
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* linux/arch/unicore32/include/asm/elf.h
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*
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* Code specific to PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2010 GUAN Xue-tao
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __UNICORE_ELF_H__
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#define __UNICORE_ELF_H__
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#include <asm/hwcap.h>
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/*
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* ELF register definitions..
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*/
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#include <asm/ptrace.h>
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typedef unsigned long elf_greg_t;
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typedef unsigned long elf_freg_t[3];
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#define ELF_NGREG (sizeof(struct pt_regs) / sizeof(elf_greg_t))
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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typedef struct fp_state elf_fpregset_t;
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#define EM_UNICORE 110
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#define R_UNICORE_NONE 0
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#define R_UNICORE_PC24 1
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#define R_UNICORE_ABS32 2
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#define R_UNICORE_CALL 28
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#define R_UNICORE_JUMP24 29
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/*
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* These are used to set parameters in the core dumps.
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*/
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#define ELF_CLASS ELFCLASS32
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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_UNICORE
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/*
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* This yields a string that ld.so will use to load implementation
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* specific libraries for optimization. This is more specific in
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* intent than poking at uname or /proc/cpuinfo.
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*
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*/
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#define ELF_PLATFORM_SIZE 8
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#define ELF_PLATFORM (elf_platform)
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extern char elf_platform[];
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struct elf32_hdr;
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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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extern int elf_check_arch(const struct elf32_hdr *);
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#define elf_check_arch elf_check_arch
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struct task_struct;
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int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs);
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#define ELF_CORE_COPY_TASK_REGS dump_task_regs
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#define ELF_EXEC_PAGESIZE 4096
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/* This is the location that an ET_DYN program is loaded if exec'ed. Typical
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use of this is to invoke "./ld.so someprog" to test out a new version of
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the loader. We need to make sure that it is out of the way of the program
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that it will "exec", and that there is sufficient room for the brk. */
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#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3)
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/* When the program starts, a1 contains a pointer to a function to be
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registered with atexit, as per the SVR4 ABI. A value of 0 means we
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have no such handler. */
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#define ELF_PLAT_INIT(_r, load_addr) {(_r)->UCreg_00 = 0; }
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extern void elf_set_personality(const struct elf32_hdr *);
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#define SET_PERSONALITY(ex) elf_set_personality(&(ex))
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struct mm_struct;
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extern unsigned long arch_randomize_brk(struct mm_struct *mm);
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#define arch_randomize_brk arch_randomize_brk
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extern int vectors_user_mapping(void);
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#define arch_setup_additional_pages(bprm, uses_interp) vectors_user_mapping()
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#define ARCH_HAS_SETUP_ADDITIONAL_PAGES
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#endif
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