elf_file.h

Source Code of jlinkserver for Segger JLink

#define SHF_MIPS_NAMES	 0x02000000
#define SHF_MIPS_NODUPE	 0x01000000


/* Symbol tables.  */

/* MIPS specific values for `st_other'.  */
#define STO_MIPS_DEFAULT		0x0
#define STO_MIPS_INTERNAL		0x1
#define STO_MIPS_HIDDEN			0x2
#define STO_MIPS_PROTECTED		0x3
#define STO_MIPS_SC_ALIGN_UNUSED	0xff

/* MIPS specific values for `st_info'.  */
#define STB_MIPS_SPLIT_COMMON		13

/* Entries found in sections of type SHT_MIPS_GPTAB.  */

typedef union
{
  struct
    {
      Elf32_Word gt_current_g_value;	/* -G value used for compilation */
      Elf32_Word gt_unused;		/* Not used */
    } gt_header;			/* First entry in section */
  struct
    {
      Elf32_Word gt_g_value;		/* If this value were used for -G */
      Elf32_Word gt_bytes;		/* This many bytes would be used */
    } gt_entry;				/* Subsequent entries in section */
} Elf32_gptab;

/* Entry found in sections of type SHT_MIPS_REGINFO.  */

typedef struct
{
  Elf32_Word	ri_gprmask;		/* General registers used */
  Elf32_Word	ri_cprmask[4];		/* Coprocessor registers used */
  Elf32_Sword	ri_gp_value;		/* $gp register value */
} Elf32_RegInfo;

/* Entries found in sections of type SHT_MIPS_OPTIONS.  */

typedef struct
{
  unsigned char kind;		/* Determines interpretation of the
				   variable part of descriptor.  */
  unsigned char size;		/* Size of descriptor, including header.  */
  Elf32_Section section;	/* Section header index of section affected,
				   0 for global options.  */
  Elf32_Word info;		/* Kind-specific information.  */
} Elf_Options;

/* Values for `kind' field in Elf_Options.  */

#define ODK_NULL	0	/* Undefined.  */
#define ODK_REGINFO	1	/* Register usage information.  */
#define ODK_EXCEPTIONS	2	/* Exception processing options.  */
#define ODK_PAD		3	/* Section padding options.  */
#define ODK_HWPATCH	4	/* Hardware workarounds performed */
#define ODK_FILL	5	/* record the fill value used by the linker. */
#define ODK_TAGS	6	/* reserve space for desktop tools to write. */
#define ODK_HWAND	7	/* HW workarounds.  'AND' bits when merging. */
#define ODK_HWOR	8	/* HW workarounds.  'OR' bits when merging.  */

/* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries.  */

#define OEX_FPU_MIN	0x1f	/* FPE's which MUST be enabled.  */
#define OEX_FPU_MAX	0x1f00	/* FPE's which MAY be enabled.  */
#define OEX_PAGE0	0x10000	/* page zero must be mapped.  */
#define OEX_SMM		0x20000	/* Force sequential memory mode?  */
#define OEX_FPDBUG	0x40000	/* Force floating point debug mode?  */
#define OEX_PRECISEFP	OEX_FPDBUG
#define OEX_DISMISS	0x80000	/* Dismiss invalid address faults?  */

#define OEX_FPU_INVAL	0x10
#define OEX_FPU_DIV0	0x08
#define OEX_FPU_OFLO	0x04
#define OEX_FPU_UFLO	0x02
#define OEX_FPU_INEX	0x01

/* Masks for `info' in Elf_Options for an ODK_HWPATCH entry.  */

#define OHW_R4KEOP	0x1	/* R4000 end-of-page patch.  */
#define OHW_R8KPFETCH	0x2	/* may need R8000 prefetch patch.  */
#define OHW_R5KEOP	0x4	/* R5000 end-of-page patch.  */
#define OHW_R5KCVTL	0x8	/* R5000 cvt.[ds].l bug.  clean=1.  */

#define OPAD_PREFIX	0x1
#define OPAD_POSTFIX	0x2
#define OPAD_SYMBOL	0x4

/* Entry found in `.options' section.  */

typedef struct
{
  Elf32_Word hwp_flags1;	/* Extra flags.  */
  Elf32_Word hwp_flags2;	/* Extra flags.  */
} Elf_Options_Hw;

/* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries.  */

#define OHWA0_R4KEOP_CHECKED	0x00000001
#define OHWA1_R4KEOP_CLEAN	0x00000002

/* MIPS relocs.  */

#define R_MIPS_NONE		0	/* No reloc */
#define R_MIPS_16		1	/* Direct 16 bit */
#define R_MIPS_32		2	/* Direct 32 bit */
#define R_MIPS_REL32		3	/* PC relative 32 bit */
#define R_MIPS_26		4	/* Direct 26 bit shifted */
#define R_MIPS_HI16		5	/* High 16 bit */
#define R_MIPS_LO16		6	/* Low 16 bit */
#define R_MIPS_GPREL16		7	/* GP relative 16 bit */
#define R_MIPS_LITERAL		8	/* 16 bit literal entry */
#define R_MIPS_GOT16		9	/* 16 bit GOT entry */
#define R_MIPS_PC16		10	/* PC relative 16 bit */
#define R_MIPS_CALL16		11	/* 16 bit GOT entry for function */
#define R_MIPS_GPREL32		12	/* GP relative 32 bit */

#define R_MIPS_SHIFT5		16
#define R_MIPS_SHIFT6		17
#define R_MIPS_64		18
#define R_MIPS_GOT_DISP		19
#define R_MIPS_GOT_PAGE		20
#define R_MIPS_GOT_OFST		21
#define R_MIPS_GOT_HI16		22
#define R_MIPS_GOT_LO16		23
#define R_MIPS_SUB		24
#define R_MIPS_INSERT_A		25
#define R_MIPS_INSERT_B		26
#define R_MIPS_DELETE		27
#define R_MIPS_HIGHER		28
#define R_MIPS_HIGHEST		29
#define R_MIPS_CALL_HI16	30
#define R_MIPS_CALL_LO16	31
#define R_MIPS_SCN_DISP		32
#define R_MIPS_REL16		33
#define R_MIPS_ADD_IMMEDIATE	34
#define R_MIPS_PJUMP		35
#define R_MIPS_RELGOT		36
#define R_MIPS_JALR		37
/* Keep this the last entry.  */
#define R_MIPS_NUM		38

/* Legal values for p_type field of Elf32_Phdr.  */

#define PT_MIPS_REGINFO	0x70000000	/* Register usage information */
#define PT_MIPS_RTPROC  0x70000001	/* Runtime procedure table. */
#define PT_MIPS_OPTIONS 0x70000002

/* Special program header types.  */

#define PF_MIPS_LOCAL	0x10000000

/* Legal values for d_tag field of Elf32_Dyn.  */

#define DT_MIPS_RLD_VERSION  0x70000001	/* Runtime linker interface version */
#define DT_MIPS_TIME_STAMP   0x70000002	/* Timestamp */
#define DT_MIPS_ICHECKSUM    0x70000003	/* Checksum */
#define DT_MIPS_IVERSION     0x70000004	/* Version string (string tbl index) */
#define DT_MIPS_FLAGS	     0x70000005	/* Flags */
#define DT_MIPS_BASE_ADDRESS 0x70000006	/* Base address */
#define DT_MIPS_MSYM	     0x70000007
#define DT_MIPS_CONFLICT     0x70000008	/* Address of CONFLICT section */
#define DT_MIPS_LIBLIST	     0x70000009	/* Address of LIBLIST section */
#define DT_MIPS_LOCAL_GOTNO  0x7000000a	/* Number of local GOT entries */
#define DT_MIPS_CONFLICTNO   0x7000000b	/* Number of CONFLICT entries */
#define DT_MIPS_LIBLISTNO    0x70000010	/* Number of LIBLIST entries */
#define DT_MIPS_SYMTABNO     0x70000011	/* Number of DYNSYM entries */
#define DT_MIPS_UNREFEXTNO   0x70000012	/* First external DYNSYM */
#define DT_MIPS_GOTSYM	     0x70000013	/* First GOT entry in DYNSYM */
#define DT_MIPS_HIPAGENO     0x70000014	/* Number of GOT page table entries */
#define DT_MIPS_RLD_MAP	     0x70000016	/* Address of run time loader map.  */
#define DT_MIPS_DELTA_CLASS  0x70000017	/* Delta C++ class definition.  */
#define DT_MIPS_DELTA_CLASS_NO    0x70000018 /* Number of entries in
						DT_MIPS_DELTA_CLASS.  */
#define DT_MIPS_DELTA_INSTANCE    0x70000019 /* Delta C++ class instances.  */
#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in
						DT_MIPS_DELTA_INSTANCE.  */
#define DT_MIPS_DELTA_RELOC  0x7000001b /* Delta relocations.  */
#define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in
					     DT_MIPS_DELTA_RELOC.  */
#define DT_MIPS_DELTA_SYM    0x7000001d /* Delta symbols that Delta
					   relocations refer to.  */
#define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in
					   DT_MIPS_DELTA_SYM.  */
#define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the
					     class declaration.  */
#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in
						DT_MIPS_DELTA_CLASSSYM.  */
#define DT_MIPS_CXX_FLAGS    0x70000022 /* Flags indicating for C++ flavor.  */
#define DT_MIPS_PIXIE_INIT   0x70000023
#define DT_MIPS_SYMBOL_LIB   0x70000024
#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
#define DT_MIPS_LOCAL_GOTIDX 0x70000026
#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
#define DT_MIPS_OPTIONS	     0x70000029 /* Address of .options.  */
#define DT_MIPS_INTERFACE    0x7000002a /* Address of .interface.  */
#define DT_MIPS_DYNSTR_ALIGN 0x7000002b
#define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */
#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve
						    function stored in GOT.  */
#define DT_MIPS_PERF_SUFFIX  0x7000002e /* Default suffix of dso to be added
					   by rld on dlopen() calls.  */
#define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */
#define DT_MIPS_GP_VALUE     0x70000030 /* GP value for aux GOTs.  */
#define DT_MIPS_AUX_DYNAMIC  0x70000031 /* Address of aux .dynamic.  */
#define DT_MIPS_NUM	     0x32

/* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry.  */

#define RHF_NONE		   0		/* No flags */
#define RHF_QUICKSTART		   (1 << 0)	/* Use quickstart */
#define RHF_NOTPOT		   (1 << 1)	/* Hash size not power of 2 */
#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2)	/* Ignore LD_LIBRARY_PATH */
#define RHF_NO_MOVE		   (1 << 3)
#define RHF_SGI_ONLY		   (1 << 4)
#define RHF_GUARANTEE_INIT	   (1 << 5)
#define RHF_DELTA_C_PLUS_PLUS	   (1 << 6)
#define RHF_GUARANTEE_START_INIT   (1 << 7)
#define RHF_PIXIE		   (1 << 8)
#define RHF_DEFAULT_DELAY_LOAD	   (1 << 9)
#define RHF_REQUICKSTART	   (1 << 10)
#define RHF_REQUICKSTARTED	   (1 << 11)
#define RHF_CORD		   (1 << 12)
#define RHF_NO_UNRES_UNDEF	   (1 << 13)
#define RHF_RLD_ORDER_SAFE	   (1 << 14)

/* Entries found in sections of type SHT_MIPS_LIBLIST.  */

typedef struct
{
  Elf32_Word l_name;		/* Name (string table index) */
  Elf32_Word l_time_stamp;	/* Timestamp */
  Elf32_Word l_checksum;	/* Checksum */
  Elf32_Word l_version;		/* Interface version */
  Elf32_Word l_flags;		/* Flags */
} Elf32_Lib;

typedef struct
{
  Elf64_Word l_name;		/* Name (string table index) */
  Elf64_Word l_time_stamp;	/* Timestamp */
  Elf64_Word l_checksum;	/* Checksum */
  Elf64_Word l_version;		/* Interface version */
  Elf64_Word l_flags;		/* Flags */
} Elf64_Lib;


/* Legal values for l_flags.  */

#define LL_NONE		  0
#define LL_EXACT_MATCH	  (1 << 0)	/* Require exact match */
#define LL_IGNORE_INT_VER (1 << 1)	/* Ignore interface version */
#define LL_REQUIRE_MINOR  (1 << 2)
#define LL_EXPORTS	  (1 << 3)
#define LL_DELAY_LOAD	  (1 << 4)
#define LL_DELTA	  (1 << 5)

/* Entries found in sections of type SHT_MIPS_CONFLICT.  */

typedef Elf32_Addr Elf32_Conflict;


/* HPPA specific definitions.  */

/* Legal values for e_flags field of Elf32_Ehdr.  */

#define EF_PARISC_TRAPNIL	0x00010000 /* Trap nil pointer dereference.  */
#define EF_PARISC_EXT		0x00020000 /* Program uses arch. extensions. */
#define EF_PARISC_LSB		0x00040000 /* Program expects little endian. */
#define EF_PARISC_WIDE		0x00080000 /* Program expects wide mode.  */
#define EF_PARISC_NO_KABP	0x00100000 /* No kernel assisted branch
					      prediction.  */
#define EF_PARISC_LAZYSWAP	0x00400000 /* Allow lazy swapping.  */
#define EF_PARISC_ARCH		0x0000ffff /* Architecture version.  */

/* Defined values for `e_flags & EF_PARISC_ARCH' are:  */

#define EFA_PARISC_1_0		    0x020b /* PA-RISC 1.0 big-endian.  */
#define EFA_PARISC_1_1		    0x0210 /* PA-RISC 1.1 big-endian.  */
#define EFA_PARISC_2_0		    0x0214 /* PA-RISC 2.0 big-endian.  */

/* Additional section indeces.  */

#define SHN_PARISC_ANSI_COMMON	0xff00	   /* Section for tenatively declared
					      symbols in ANSI C.  */
#define SHN_PARISC_HUGE_COMMON	0xff01	   /* Common blocks in huge model.  */

/* Legal values for sh_type field of Elf32_Shdr.  */

#define SHT_PARISC_EXT		0x70000000 /* Contains product specific ext. */
#define SHT_PARISC_UNWIND	0x70000001 /* Unwind information.  */
#define SHT_PARISC_DOC		0x70000002 /* Debug info for optimized code. */

/* Legal values for sh_flags field of Elf32_Shdr.  */

#define SHF_PARISC_SHORT	0x20000000 /* Section with short addressing. */
#define SHF_PARISC_HUGE		0x40000000 /* Section far from gp.  */
#define SHF_PARISC_SBP		0x80000000 /* Static branch prediction code. */

/* Legal values for ST_TYPE subfield of st_info (symbol type).  */

#define STT_PARISC_MILLICODE	13	/* Millicode function entry point.  */

#define STT_HP_OPAQUE		(STT_LOOS + 0x1)
#define STT_HP_STUB		(STT_LOOS + 0x2)

/* HPPA relocs.  */

#define R_PARISC_NONE		0	/* No reloc.  */
#define R_PARISC_DIR32		1	/* Direct 32-bit reference.  */
#define R_PARISC_DIR21L		2	/* Left 21 bits of eff. address.  */
#define R_PARISC_DIR17R		3	/* Right 17 bits of eff. address.  */
#define R_PARISC_DIR17F		4	/* 17 bits of eff. address.  */
#define R_PARISC_DIR14R		6	/* Right 14 bits of eff. address.  */
#define R_PARISC_PCREL32	9	/* 32-bit rel. address.  */
#define R_PARISC_PCREL21L	10	/* Left 21 bits of rel. address.  */
#define R_PARISC_PCREL17R	11	/* Right 17 bits of rel. address.  */
#define R_PARISC_PCREL17F	12	/* 17 bits of rel. address.  */
#define R_PARISC_PCREL14R	14	/* Right 14 bits of rel. address.  */
#define R_PARISC_DPREL21L	18	/* Left 21 bits of rel. address.  */
#define R_PARISC_DPREL14R	22	/* Right 14 bits of rel. address.  */
#define R_PARISC_GPREL21L	26	/* GP-relative, left 21 bits.  */
#define R_PARISC_GPREL14R	30	/* GP-relative, right 14 bits.  */
#define R_PARISC_LTOFF21L	34	/* LT-relative,