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elf_machdep.h revision 1.10.78.2
      1  1.10.78.2      yamt /*	$NetBSD: elf_machdep.h,v 1.10.78.2 2010/03/11 15:02:38 yamt Exp $	*/
      2        1.1       cgd 
      3  1.10.78.2      yamt #ifndef _MIPS_ELF_MACHDEP_H_
      4  1.10.78.2      yamt #define  _MIPS_ELF_MACHDEP_H_
      5  1.10.78.2      yamt 
      6  1.10.78.2      yamt #if defined(ELFSIZE)
      7  1.10.78.2      yamt #if ELFSIZE == 32
      8        1.1       cgd #define	ELF32_MACHDEP_ID_CASES						\
      9        1.6    kleink 		case EM_MIPS:						\
     10        1.1       cgd 			break;
     11        1.1       cgd 
     12  1.10.78.2      yamt #define	ELF32_MACHDEP_ID	EM_MIPS
     13  1.10.78.2      yamt #endif /* ELFSIZE == 32 */
     14  1.10.78.2      yamt #if ELFSIZE == 64
     15  1.10.78.2      yamt #ifdef _LP64
     16        1.1       cgd #define	ELF64_MACHDEP_ID_CASES						\
     17  1.10.78.2      yamt 		case EM_MIPS:						\
     18  1.10.78.2      yamt 			break;
     19  1.10.78.2      yamt #else
     20  1.10.78.2      yamt #define	ELF64_MACHDEP_ID_CASES		/* xxx */
     21  1.10.78.2      yamt #endif /* _LP64 */
     22        1.8   thorpej 
     23        1.8   thorpej #define	ELF64_MACHDEP_ID	EM_MIPS
     24  1.10.78.2      yamt #endif /* ELFSIZE == 64 */
     25  1.10.78.2      yamt #endif /* defined(ELFSIZE) */
     26        1.7   minoura 
     27  1.10.78.2      yamt #ifdef _LP64
     28  1.10.78.2      yamt #define ARCH_ELFSIZE		64	/* MD native binary size */
     29  1.10.78.2      yamt #else
     30        1.7   minoura #define ARCH_ELFSIZE		32	/* MD native binary size */
     31  1.10.78.2      yamt #endif
     32        1.3  jonathan 
     33        1.3  jonathan /* mips relocs.  */
     34        1.3  jonathan 
     35        1.3  jonathan #define R_MIPS_NONE		0
     36        1.3  jonathan #define R_MIPS_16		1
     37        1.3  jonathan #define R_MIPS_32		2
     38        1.3  jonathan #define R_MIPS_REL32		3
     39        1.3  jonathan #define R_MIPS_REL		R_MIPS_REL32
     40        1.3  jonathan #define R_MIPS_26		4
     41        1.3  jonathan #define R_MIPS_HI16		5	/* high 16 bits of symbol value */
     42        1.3  jonathan #define R_MIPS_LO16		6	/* low 16 bits of symbol value */
     43        1.3  jonathan #define R_MIPS_GPREL16		7  	/* GP-relative reference  */
     44        1.3  jonathan #define R_MIPS_LITERAL		8 	/* Reference to literal section  */
     45        1.3  jonathan #define R_MIPS_GOT16		9	/* Reference to global offset table */
     46        1.3  jonathan #define R_MIPS_GOT		R_MIPS_GOT16
     47        1.3  jonathan #define R_MIPS_PC16		10  	/* 16 bit PC relative reference */
     48        1.3  jonathan #define R_MIPS_CALL16 		11  	/* 16 bit call thru glbl offset tbl */
     49        1.3  jonathan #define R_MIPS_CALL		R_MIPS_CALL16
     50        1.3  jonathan #define R_MIPS_GPREL32		12
     51        1.3  jonathan 
     52        1.3  jonathan /* 13, 14, 15 are not defined at this point. */
     53        1.3  jonathan #define R_MIPS_UNUSED1		13
     54        1.3  jonathan #define R_MIPS_UNUSED2		14
     55        1.3  jonathan #define R_MIPS_UNUSED3		15
     56        1.3  jonathan 
     57        1.5    simonb /*
     58        1.3  jonathan  * The remaining relocs are apparently part of the 64-bit Irix ELF ABI.
     59        1.3  jonathan  */
     60        1.3  jonathan #define R_MIPS_SHIFT5		16
     61        1.3  jonathan #define R_MIPS_SHIFT6		17
     62        1.3  jonathan 
     63        1.3  jonathan #define R_MIPS_64		18
     64        1.3  jonathan #define R_MIPS_GOT_DISP		19
     65        1.3  jonathan #define R_MIPS_GOT_PAGE		20
     66        1.3  jonathan #define R_MIPS_GOT_OFST		21
     67        1.3  jonathan #define R_MIPS_GOT_HI16		22
     68        1.3  jonathan #define R_MIPS_GOT_LO16		23
     69        1.3  jonathan #define R_MIPS_SUB 		24
     70        1.3  jonathan #define R_MIPS_INSERT_A		25
     71        1.3  jonathan #define R_MIPS_INSERT_B		26
     72        1.3  jonathan #define R_MIPS_DELETE		27
     73        1.3  jonathan #define R_MIPS_HIGHER		28
     74        1.3  jonathan #define R_MIPS_HIGHEST		29
     75        1.3  jonathan #define R_MIPS_CALL_HI16	30
     76        1.3  jonathan #define R_MIPS_CALL_LO16	31
     77        1.3  jonathan #define R_MIPS_SCN_DISP		32
     78        1.3  jonathan #define R_MIPS_REL16		33
     79        1.3  jonathan #define R_MIPS_ADD_IMMEDIATE	34
     80        1.3  jonathan #define R_MIPS_PJUMP		35
     81        1.3  jonathan #define R_MIPS_RELGOT		36
     82  1.10.78.2      yamt #define	R_MIPS_JALR		37
     83  1.10.78.2      yamt /* TLS relocations */
     84        1.3  jonathan 
     85  1.10.78.1      yamt #define R_MIPS_TLS_DTPMOD32	38	/* Module number 32 bit */
     86  1.10.78.1      yamt #define R_MIPS_TLS_DTPREL32	39	/* Module-relative offset 32 bit */
     87  1.10.78.1      yamt #define R_MIPS_TLS_DTPMOD64	40	/* Module number 64 bit */
     88  1.10.78.1      yamt #define R_MIPS_TLS_DTPREL64	41	/* Module-relative offset 64 bit */
     89  1.10.78.1      yamt #define R_MIPS_TLS_GD		42	/* 16 bit GOT offset for GD */
     90  1.10.78.1      yamt #define R_MIPS_TLS_LDM		43	/* 16 bit GOT offset for LDM */
     91  1.10.78.1      yamt #define R_MIPS_TLS_DTPREL_HI16	44	/* Module-relative offset, high 16 bits */
     92  1.10.78.1      yamt #define R_MIPS_TLS_DTPREL_LO16	45	/* Module-relative offset, low 16 bits */
     93  1.10.78.1      yamt #define R_MIPS_TLS_GOTTPREL	46	/* 16 bit GOT offset for IE */
     94  1.10.78.1      yamt #define R_MIPS_TLS_TPREL32	47	/* TP-relative offset, 32 bit */
     95  1.10.78.1      yamt #define R_MIPS_TLS_TPREL64	48	/* TP-relative offset, 64 bit */
     96  1.10.78.1      yamt #define R_MIPS_TLS_TPREL_HI16	49	/* TP-relative offset, high 16 bits */
     97  1.10.78.1      yamt #define R_MIPS_TLS_TPREL_LO16	50	/* TP-relative offset, low 16 bits */
     98  1.10.78.1      yamt 
     99  1.10.78.1      yamt #define R_MIPS_max		51
    100        1.3  jonathan 
    101  1.10.78.1      yamt #define R_TYPE(name)		__CONCAT(R_MIPS_,name)
    102        1.4    mhitch 
    103  1.10.78.2      yamt #define	R_MIPS16_min		100
    104  1.10.78.2      yamt #define	R_MIPS16_26		100
    105  1.10.78.2      yamt #define	R_MIPS16_GPREL		101
    106  1.10.78.2      yamt #define	R_MIPS16_GOT16		102
    107  1.10.78.2      yamt #define	R_MIPS16_CALL16		103
    108  1.10.78.2      yamt #define	R_MIPS16_HI16		104
    109  1.10.78.2      yamt #define	R_MIPS16_LO16		105
    110  1.10.78.2      yamt #define	R_MIPS16_max		106
    111  1.10.78.2      yamt 
    112  1.10.78.2      yamt 
    113        1.4    mhitch /* mips dynamic tags */
    114        1.4    mhitch 
    115        1.4    mhitch #define DT_MIPS_RLD_VERSION	0x70000001
    116        1.4    mhitch #define DT_MIPS_TIME_STAMP	0x70000002
    117        1.4    mhitch #define DT_MIPS_ICHECKSUM	0x70000003
    118        1.4    mhitch #define DT_MIPS_IVERSION	0x70000004
    119        1.4    mhitch #define DT_MIPS_FLAGS		0x70000005
    120        1.4    mhitch #define DT_MIPS_BASE_ADDRESS	0x70000006
    121        1.4    mhitch #define DT_MIPS_CONFLICT	0x70000008
    122        1.4    mhitch #define DT_MIPS_LIBLIST		0x70000009
    123        1.4    mhitch #define DT_MIPS_CONFLICTNO	0x7000000b
    124        1.4    mhitch #define	DT_MIPS_LOCAL_GOTNO	0x7000000a	/* number of local got ents */
    125        1.4    mhitch #define DT_MIPS_LIBLISTNO	0x70000010
    126        1.4    mhitch #define	DT_MIPS_SYMTABNO	0x70000011	/* number of .dynsym entries */
    127        1.4    mhitch #define DT_MIPS_UNREFEXTNO	0x70000012
    128        1.4    mhitch #define	DT_MIPS_GOTSYM		0x70000013	/* first dynamic sym in got */
    129        1.4    mhitch #define DT_MIPS_HIPAGENO	0x70000014
    130        1.4    mhitch #define	DT_MIPS_RLD_MAP		0x70000016	/* address of loader map */
    131        1.3  jonathan 
    132  1.10.78.2      yamt /*
    133  1.10.78.2      yamt  * ELF Flags
    134  1.10.78.2      yamt  */
    135  1.10.78.2      yamt #define	EF_MIPS_PIC		0x00000002	/* Contains PIC code */
    136  1.10.78.2      yamt #define	EF_MIPS_CPIC		0x00000004	/* STD PIC calling sequence */
    137  1.10.78.2      yamt #define	EF_MIPS_ABI2		0x00000020	/* N32 */
    138  1.10.78.2      yamt 
    139  1.10.78.2      yamt #define	EF_MIPS_ARCH_ASE	0x0f000000	/* Architectural extensions */
    140  1.10.78.2      yamt #define	EF_MIPS_ARCH_MDMX	0x08000000	/* MDMX multimedia extension */
    141  1.10.78.2      yamt #define	EF_MIPS_ARCH_M16	0x04000000	/* MIPS-16 ISA extensions */
    142  1.10.78.2      yamt 
    143  1.10.78.2      yamt #define	EF_MIPS_ARCH		0xf0000000	/* Architecture field */
    144  1.10.78.2      yamt #define	EF_MIPS_ARCH_1		0x00000000	/* -mips1 code */
    145  1.10.78.2      yamt #define	EF_MIPS_ARCH_2		0x10000000	/* -mips2 code */
    146  1.10.78.2      yamt #define	EF_MIPS_ARCH_3		0x20000000	/* -mips3 code */
    147  1.10.78.2      yamt #define	EF_MIPS_ARCH_4		0x30000000	/* -mips4 code */
    148  1.10.78.2      yamt #define	EF_MIPS_ARCH_5		0x40000000	/* -mips5 code */
    149  1.10.78.2      yamt #define	EF_MIPS_ARCH_32		0x50000000	/* -mips32 code */
    150  1.10.78.2      yamt #define	EF_MIPS_ARCH_64		0x60000000	/* -mips64 code */
    151  1.10.78.2      yamt #define	EF_MIPS_ARCH_32R2	0x70000000	/* -mips32r2 code */
    152  1.10.78.2      yamt #define	EF_MIPS_ARCH_64R4	0x80000000	/* -mips64r2 code */
    153  1.10.78.2      yamt 
    154  1.10.78.2      yamt #define	EF_MIPS_ABI		0x0000f000
    155  1.10.78.2      yamt #define	EF_MIPS_ABI_O32		0x00001000
    156  1.10.78.2      yamt #define	EF_MIPS_ABI_O64		0x00002000
    157  1.10.78.2      yamt #define	EF_MIPS_ABI_EABI32	0x00003000
    158  1.10.78.2      yamt #define	EF_MIPS_ABI_EABI64	0x00004000
    159  1.10.78.2      yamt 
    160  1.10.78.2      yamt #if defined(__MIPSEB__)
    161  1.10.78.2      yamt #define	ELF32_MACHDEP_ENDIANNESS	ELFDATA2MSB
    162  1.10.78.2      yamt #define	ELF64_MACHDEP_ENDIANNESS	ELFDATA2MSB
    163  1.10.78.2      yamt #elif defined(__MIPSEL__)
    164  1.10.78.2      yamt #define	ELF32_MACHDEP_ENDIANNESS	ELFDATA2LSB
    165  1.10.78.2      yamt #define	ELF64_MACHDEP_ENDIANNESS	ELFDATA2LSB
    166  1.10.78.2      yamt #elif !defined(HAVE_NBTOOL_CONFIG_H)
    167  1.10.78.2      yamt #error neither __MIPSEL__ nor __MIPSEB__ are defined.
    168  1.10.78.2      yamt #endif
    169  1.10.78.2      yamt 
    170        1.9  drochner #ifdef _KERNEL
    171        1.9  drochner #ifdef _KERNEL_OPT
    172        1.9  drochner #include "opt_compat_netbsd.h"
    173        1.9  drochner #endif
    174        1.9  drochner #ifdef COMPAT_16
    175        1.2  jonathan /*
    176        1.9  drochner  * Up to 1.6, the ELF dynamic loader (ld.elf_so) was not relocatable.
    177        1.2  jonathan  * Tell the kernel ELF exec code not to try relocating the interpreter
    178        1.9  drochner  * for dynamically-linked ELF binaries.
    179        1.2  jonathan  */
    180        1.2  jonathan #define ELF_INTERP_NON_RELOCATABLE
    181        1.9  drochner #endif /* COMPAT_16 */
    182  1.10.78.2      yamt 
    183  1.10.78.2      yamt /*
    184  1.10.78.2      yamt  * We need to be able to include the ELF header so we can pick out the
    185  1.10.78.2      yamt  * ABI being used.
    186  1.10.78.2      yamt  */
    187  1.10.78.2      yamt #ifdef ELFSIZE
    188  1.10.78.2      yamt #define	ELF_MD_PROBE_FUNC	ELFNAME2(mips_netbsd,probe)
    189  1.10.78.2      yamt #define	ELF_MD_COREDUMP_SETUP	ELFNAME2(coredump,setup)
    190  1.10.78.2      yamt #endif
    191  1.10.78.2      yamt 
    192  1.10.78.2      yamt struct exec_package;
    193  1.10.78.2      yamt 
    194  1.10.78.2      yamt int mips_netbsd_elf32_probe(struct lwp *, struct exec_package *, void *, char *,
    195  1.10.78.2      yamt 	vaddr_t *);
    196  1.10.78.2      yamt void coredump_elf32_setup(struct lwp *, void *);
    197  1.10.78.2      yamt 
    198  1.10.78.2      yamt int mips_netbsd_elf64_probe(struct lwp *, struct exec_package *, void *, char *,
    199  1.10.78.2      yamt 	vaddr_t *);
    200  1.10.78.2      yamt void coredump_elf64_setup(struct lwp *, void *);
    201        1.9  drochner #endif /* _KERNEL */
    202  1.10.78.2      yamt 
    203  1.10.78.2      yamt #endif /* _MIPS_ELF_MACHDEP_H_ */
    204