197 lines
6.1 KiB
C
197 lines
6.1 KiB
C
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/* $NetBSD: elf_machdep.h,v 1.15 2011/03/15 07:39:22 matt Exp $ */
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#ifndef _MIPS_ELF_MACHDEP_H_
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#define _MIPS_ELF_MACHDEP_H_
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#ifdef _LP64
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#define ARCH_ELFSIZE 64 /* MD native binary size */
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#else
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#define ARCH_ELFSIZE 32 /* MD native binary size */
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#endif
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#if ELFSIZE == 32
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#define ELF32_MACHDEP_ID_CASES \
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case EM_MIPS: \
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break;
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#define ELF32_MACHDEP_ID EM_MIPS
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#elif ELFSIZE == 64
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#define ELF64_MACHDEP_ID_CASES \
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case EM_MIPS: \
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break;
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#define ELF64_MACHDEP_ID EM_MIPS
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#endif
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/* mips relocs. */
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#define R_MIPS_NONE 0
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#define R_MIPS_16 1
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#define R_MIPS_32 2
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#define R_MIPS_REL32 3
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#define R_MIPS_REL R_MIPS_REL32
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#define R_MIPS_26 4
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#define R_MIPS_HI16 5 /* high 16 bits of symbol value */
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#define R_MIPS_LO16 6 /* low 16 bits of symbol value */
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#define R_MIPS_GPREL16 7 /* GP-relative reference */
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#define R_MIPS_LITERAL 8 /* Reference to literal section */
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#define R_MIPS_GOT16 9 /* Reference to global offset table */
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#define R_MIPS_GOT R_MIPS_GOT16
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#define R_MIPS_PC16 10 /* 16 bit PC relative reference */
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#define R_MIPS_CALL16 11 /* 16 bit call thru glbl offset tbl */
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#define R_MIPS_CALL R_MIPS_CALL16
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#define R_MIPS_GPREL32 12
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/* 13, 14, 15 are not defined at this point. */
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#define R_MIPS_UNUSED1 13
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#define R_MIPS_UNUSED2 14
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#define R_MIPS_UNUSED3 15
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/*
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* The remaining relocs are apparently part of the 64-bit Irix ELF ABI.
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*/
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#define R_MIPS_SHIFT5 16
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#define R_MIPS_SHIFT6 17
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#define R_MIPS_64 18
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#define R_MIPS_GOT_DISP 19
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#define R_MIPS_GOT_PAGE 20
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#define R_MIPS_GOT_OFST 21
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#define R_MIPS_GOT_HI16 22
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#define R_MIPS_GOT_LO16 23
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#define R_MIPS_SUB 24
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#define R_MIPS_INSERT_A 25
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#define R_MIPS_INSERT_B 26
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#define R_MIPS_DELETE 27
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#define R_MIPS_HIGHER 28
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#define R_MIPS_HIGHEST 29
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#define R_MIPS_CALL_HI16 30
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#define R_MIPS_CALL_LO16 31
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#define R_MIPS_SCN_DISP 32
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#define R_MIPS_REL16 33
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#define R_MIPS_ADD_IMMEDIATE 34
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#define R_MIPS_PJUMP 35
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#define R_MIPS_RELGOT 36
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#define R_MIPS_JALR 37
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/* TLS relocations */
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#define R_MIPS_TLS_DTPMOD32 38 /* Module number 32 bit */
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#define R_MIPS_TLS_DTPREL32 39 /* Module-relative offset 32 bit */
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#define R_MIPS_TLS_DTPMOD64 40 /* Module number 64 bit */
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#define R_MIPS_TLS_DTPREL64 41 /* Module-relative offset 64 bit */
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#define R_MIPS_TLS_GD 42 /* 16 bit GOT offset for GD */
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#define R_MIPS_TLS_LDM 43 /* 16 bit GOT offset for LDM */
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#define R_MIPS_TLS_DTPREL_HI16 44 /* Module-relative offset, high 16 bits */
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#define R_MIPS_TLS_DTPREL_LO16 45 /* Module-relative offset, low 16 bits */
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#define R_MIPS_TLS_GOTTPREL 46 /* 16 bit GOT offset for IE */
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#define R_MIPS_TLS_TPREL32 47 /* TP-relative offset, 32 bit */
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#define R_MIPS_TLS_TPREL64 48 /* TP-relative offset, 64 bit */
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#define R_MIPS_TLS_TPREL_HI16 49 /* TP-relative offset, high 16 bits */
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#define R_MIPS_TLS_TPREL_LO16 50 /* TP-relative offset, low 16 bits */
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#define R_MIPS_max 51
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#define R_TYPE(name) __CONCAT(R_MIPS_,name)
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#define R_MIPS16_min 100
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#define R_MIPS16_26 100
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#define R_MIPS16_GPREL 101
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#define R_MIPS16_GOT16 102
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#define R_MIPS16_CALL16 103
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#define R_MIPS16_HI16 104
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#define R_MIPS16_LO16 105
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#define R_MIPS16_max 106
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/* mips dynamic tags */
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#define DT_MIPS_RLD_VERSION 0x70000001
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#define DT_MIPS_TIME_STAMP 0x70000002
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#define DT_MIPS_ICHECKSUM 0x70000003
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#define DT_MIPS_IVERSION 0x70000004
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#define DT_MIPS_FLAGS 0x70000005
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#define DT_MIPS_BASE_ADDRESS 0x70000006
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#define DT_MIPS_CONFLICT 0x70000008
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#define DT_MIPS_LIBLIST 0x70000009
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#define DT_MIPS_CONFLICTNO 0x7000000b
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#define DT_MIPS_LOCAL_GOTNO 0x7000000a /* number of local got ents */
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#define DT_MIPS_LIBLISTNO 0x70000010
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#define DT_MIPS_SYMTABNO 0x70000011 /* number of .dynsym entries */
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#define DT_MIPS_UNREFEXTNO 0x70000012
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#define DT_MIPS_GOTSYM 0x70000013 /* first dynamic sym in got */
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#define DT_MIPS_HIPAGENO 0x70000014
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#define DT_MIPS_RLD_MAP 0x70000016 /* address of loader map */
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/*
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* ELF Flags
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*/
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#define EF_MIPS_PIC 0x00000002 /* Contains PIC code */
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#define EF_MIPS_CPIC 0x00000004 /* STD PIC calling sequence */
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#define EF_MIPS_ABI2 0x00000020 /* N32 */
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#define EF_MIPS_ARCH_ASE 0x0f000000 /* Architectural extensions */
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#define EF_MIPS_ARCH_MDMX 0x08000000 /* MDMX multimedia extension */
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#define EF_MIPS_ARCH_M16 0x04000000 /* MIPS-16 ISA extensions */
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#define EF_MIPS_ARCH 0xf0000000 /* Architecture field */
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#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code */
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#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code */
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#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code */
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#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code */
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#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code */
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#define EF_MIPS_ARCH_32 0x50000000 /* -mips32 code */
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#define EF_MIPS_ARCH_64 0x60000000 /* -mips64 code */
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#define EF_MIPS_ARCH_32R2 0x70000000 /* -mips32r2 code */
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#define EF_MIPS_ARCH_64R2 0x80000000 /* -mips64r2 code */
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#define EF_MIPS_ABI 0x0000f000
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#define EF_MIPS_ABI_O32 0x00001000
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#define EF_MIPS_ABI_O64 0x00002000
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#define EF_MIPS_ABI_EABI32 0x00003000
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#define EF_MIPS_ABI_EABI64 0x00004000
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#if defined(__MIPSEB__)
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#define ELF32_MACHDEP_ENDIANNESS ELFDATA2MSB
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#define ELF64_MACHDEP_ENDIANNESS ELFDATA2MSB
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#elif defined(__MIPSEL__)
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#define ELF32_MACHDEP_ENDIANNESS ELFDATA2LSB
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#define ELF64_MACHDEP_ENDIANNESS ELFDATA2LSB
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#elif !defined(HAVE_NBTOOL_CONFIG_H)
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#error neither __MIPSEL__ nor __MIPSEB__ are defined.
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#endif
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#ifdef _KERNEL
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#ifdef _KERNEL_OPT
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#include "opt_compat_netbsd.h"
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#endif
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#ifdef COMPAT_16
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/*
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* Up to 1.6, the ELF dynamic loader (ld.elf_so) was not relocatable.
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* Tell the kernel ELF exec code not to try relocating the interpreter
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* for dynamically-linked ELF binaries.
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*/
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#define ELF_INTERP_NON_RELOCATABLE
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#endif /* COMPAT_16 */
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/*
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* We need to be able to include the ELF header so we can pick out the
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* ABI being used.
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*/
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#ifdef ELFSIZE
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#define ELF_MD_PROBE_FUNC ELFNAME2(mips_netbsd,probe)
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#define ELF_MD_COREDUMP_SETUP ELFNAME2(coredump,setup)
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#endif
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struct exec_package;
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int mips_netbsd_elf32_probe(struct lwp *, struct exec_package *, void *, char *,
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vaddr_t *);
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void coredump_elf32_setup(struct lwp *, void *);
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int mips_netbsd_elf64_probe(struct lwp *, struct exec_package *, void *, char *,
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vaddr_t *);
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void coredump_elf64_setup(struct lwp *, void *);
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#endif /* _KERNEL */
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#endif /* _MIPS_ELF_MACHDEP_H_ */
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