sys/arch/arm/include/elf_machdep.h

   1 /*      $NetBSD: elf_machdep.h,v 1.14 2013/10/29 00:45:00 matt Exp $    */
   2
   3 #ifndef _ARM_ELF_MACHDEP_H_
   4 #define _ARM_ELF_MACHDEP_H_
   5
   6 #if defined(__ARMEB__)
   7 #define ELF32_MACHDEP_ENDIANNESS        ELFDATA2MSB
   8 #else
   9 #define ELF32_MACHDEP_ENDIANNESS        ELFDATA2LSB
  10 #endif
  11
  12 #define ELF64_MACHDEP_ENDIANNESS        XXX     /* break compilation */
  13 #define ELF64_MACHDEP_ID_CASES                                          \
  14                 /* no 64-bit ELF machine types supported */
  15
  16 /* Processor specific flags for the ELF header e_flags field.  */
  17 #define EF_ARM_RELEXEC          0x00000001
  18 #define EF_ARM_HASENTRY         0x00000002
  19 #define EF_ARM_INTERWORK        0x00000004 /* GNU binutils 000413 */
  20 #define EF_ARM_SYMSARESORTED    0x00000004 /* ARM ELF A08 */
  21 #define EF_ARM_APCS_26          0x00000008 /* GNU binutils 000413 */
  22 #define EF_ARM_DYNSYMSUSESEGIDX 0x00000008 /* ARM ELF B01 */
  23 #define EF_ARM_APCS_FLOAT       0x00000010 /* GNU binutils 000413 */
  24 #define EF_ARM_MAPSYMSFIRST     0x00000010 /* ARM ELF B01 */
  25 #define EF_ARM_PIC              0x00000020
  26 #define EF_ARM_ALIGN8           0x00000040 /* 8-bit structure alignment.  */
  27 #define EF_ARM_NEW_ABI          0x00000080
  28 #define EF_ARM_OLD_ABI          0x00000100
  29 #define EF_ARM_SOFT_FLOAT       0x00000200
  30 #define EF_ARM_BE8              0x00800000
  31 #define EF_ARM_EABIMASK         0xff000000
  32 #define EF_ARM_EABI_VER1        0x01000000
  33 #define EF_ARM_EABI_VER2        0x02000000
  34 #define EF_ARM_EABI_VER3        0x03000000
  35 #define EF_ARM_EABI_VER4        0x04000000
  36 #define EF_ARM_EABI_VER5        0x05000000
  37
  38 #define ELF32_MACHDEP_ID_CASES                                          \
  39                 case EM_ARM:                                            \
  40                         break;
  41
  42 #define ELF32_MACHDEP_ID        EM_ARM
  43
  44 #define ARCH_ELFSIZE            32      /* MD native binary size */
  45
  46 /* Processor specific relocation types */
  47
  48 #define R_ARM_NONE              0
  49 #define R_ARM_PC24              1
  50 #define R_ARM_ABS32             2
  51 #define R_ARM_REL32             3
  52 #define R_ARM_PC13              4
  53 #define R_ARM_ABS16             5
  54 #define R_ARM_ABS12             6
  55 #define R_ARM_THM_ABS5          7
  56 #define R_ARM_ABS8              8
  57 #define R_ARM_SBREL32           9
  58 #define R_ARM_THM_PC22          10
  59 #define R_ARM_THM_PC8           11
  60 #define R_ARM_AMP_VCALL9        12
  61 #define R_ARM_SWI24             13
  62 #define R_ARM_THM_SWI8          14
  63 #define R_ARM_XPC25             15
  64 #define R_ARM_THM_XPC22         16
  65
  66 /* TLS relocations */
  67 #define R_ARM_TLS_DTPMOD32      17      /* ID of module containing symbol */
  68 #define R_ARM_TLS_DTPOFF32      18      /* Offset in TLS block */
  69 #define R_ARM_TLS_TPOFF32       19      /* Offset in static TLS block */
  70
  71 /* 20-31 are reserved for ARM Linux. */
  72 #define R_ARM_COPY              20
  73 #define R_ARM_GLOB_DAT          21
  74 #define R_ARM_JUMP_SLOT         22
  75 #define R_ARM_RELATIVE          23
  76 #define R_ARM_GOTOFF            24
  77 #define R_ARM_GOTPC             25
  78 #define R_ARM_GOT32             26
  79 #define R_ARM_PLT32             27
  80 #define R_ARM_CALL              28
  81 #define R_ARM_JUMP24            29
  82 #define R_ARM_THM_JUMP24        30
  83 #define R_ARM_BASE_ABS          31
  84 #define R_ARM_ALU_PCREL_7_0     32
  85 #define R_ARM_ALU_PCREL_15_8    33
  86 #define R_ARM_ALU_PCREL_23_15   34
  87 #define R_ARM_ALU_SBREL_11_0    35
  88 #define R_ARM_ALU_SBREL_19_12   36
  89 #define R_ARM_ALU_SBREL_27_20   37      // depcreated
  90 #define R_ARM_TARGET1           38
  91 #define R_ARM_SBREL31           39      // deprecated
  92 #define R_ARM_V4BX              40
  93 #define R_ARM_TARGET2           41
  94 #define R_ARM_PREL31            42
  95 #define R_ARM_MOVW_ABS_NC       43
  96 #define R_ARM_MOVT_ABS          44
  97 #define R_ARM_MOVW_PREL_NC      45
  98 #define R_ARM_MOVT_PREL         46
  99 #define R_ARM_THM_MOVW_ABS_NC   47
 100 #define R_ARM_THM_MOVT_ABS      48
 101 #define R_ARM_THM_MOVW_PREL_NC  49
 102 #define R_ARM_THM_MOVT_PREL     50
 103
 104 /* 96-111 are reserved to G++. */
 105 #define R_ARM_GNU_VTENTRY       100
 106 #define R_ARM_GNU_VTINHERIT     101
 107 #define R_ARM_THM_PC11          102
 108 #define R_ARM_THM_PC9           103
 109
 110 /* More TLS relocations */
 111 #define R_ARM_TLS_GD32          104     /* PC-rel 32 bit for global dynamic */
 112 #define R_ARM_TLS_LDM32         105     /* PC-rel 32 bit for local dynamic */
 113 #define R_ARM_TLS_LDO32         106     /* 32 bit offset relative to TLS */
 114 #define R_ARM_TLS_IE32          107     /* PC-rel 32 bit for GOT entry of */
 115 #define R_ARM_TLS_LE32          108
 116 #define R_ARM_TLS_LDO12         109
 117 #define R_ARM_TLS_LE12          110
 118 #define R_ARM_TLS_IE12GP        111
 119
 120 /* 112-127 are reserved for private experiments. */
 121
 122 #define R_ARM_RXPC25            249
 123 #define R_ARM_RSBREL32          250
 124 #define R_ARM_THM_RPC22         251
 125 #define R_ARM_RREL32            252
 126 #define R_ARM_RABS32            253
 127 #define R_ARM_RPC24             254
 128 #define R_ARM_RBASE             255
 129
 130 #define R_AARCH64_ABS64                 257     /* S + A */
 131 #define R_AARCH64_ABS32                 258     /* S + A */
 132 #define R_AARCH64_ABS16                 259     /* S + A */
 133 #define R_AARCH64_PREL64                260     /* S + A - P */
 134 #define R_AARCH64_PREL32                261     /* S + A - P */
 135 #define R_AARCH64_PREL16                262     /* S + A - P */
 136 #define R_AARCH64_MOVW_UABS_G0          263     /* S + A [bits 0..15] */
 137 #define R_AARCH64_MOVW_UABS_G0_NC       264     /* S + A [bits 0..15] */
 138 #define R_AARCH64_MOVW_UABS_G1          265     /* S + A [bits 16..31] */
 139 #define R_AARCH64_MOVW_UABS_G1_NC       266     /* S + A [bits 16..31] */
 140 #define R_AARCH64_MOVW_UABS_G2          267     /* S + A [bits 32..47] */
 141 #define R_AARCH64_MOVW_UABS_G2_NC       268     /* S + A [bits 32..47] */
 142 #define R_AARCH64_MOVW_UABS_G3          269     /* S + A [bits 48..63] */
 143 #define R_AARCH64_MOVW_SABS_G0          270     /* S + A [bits 0..15] */
 144 #define R_AARCH64_MOVW_SABS_G1          271     /* S + A [bits 16..31] */
 145 #define R_AARCH64_MOVW_SABS_G2          272     /* S + A [bits 32..47] */
 146 #define R_AARCH64_LD_PREL_LO19          273     /* S + A - P */
 147 #define R_AARCH64_ADR_PREL_LO21         274     /* S + A - P */
 148 #define R_AARCH64_ADR_PREL_PG_HI21      275     /* Page(S + A) - Page(P) */
 149 #define R_AARCH64_ADR_PREL_PG_HI21_NC   276     /* Page(S + A) - Page(P) */
 150 #define R_AARCH64_ADR_ABS_LO21_NC       277     /* S + A */
 151 #define R_AARCH64_LDST8_ABS_LO12_NC     278     /* S + A */
 152 #define R_AARCH_TSTBR14                 279     /* S + A - P */
 153 #define R_AARCH_CONDBR19                281     /* S + A - P */
 154 #define R_AARCH_JUMP26                  282     /* S + A - P */
 155 #define R_AARCH_CALL26                  283     /* S + A - P */
 156 #define R_AARCH_LDST16_ABS_LO12_NC      284     /* S + A */
 157 #define R_AARCH_LDST32_ABS_LO12_NC      285     /* S + A */
 158 #define R_AARCH_LDST64_ABS_LO12_NC      286     /* S + A */
 159 #define R_AARCH64_MOVW_PREL_G0          287     /* S + A - P */
 160 #define R_AARCH64_MOVW_PREL_G0_NC       288     /* S + A - P */
 161 #define R_AARCH64_MOVW_PREL_G1          289     /* S + A - P */
 162 #define R_AARCH64_MOVW_PREL_G1_NC       290     /* S + A - P */
 163 #define R_AARCH64_MOVW_PREL_G2          291     /* S + A - P */
 164 #define R_AARCH64_MOVW_PREL_G2_NC       292     /* S + A - P */
 165 #define R_AARCH64_MOVW_PREL_G3          293     /* S + A - P */
 166
 167 #define R_AARCH64_LDST128_ABS_LO12_NC   299     /* S + A */
 168 #define R_AARCH64_MOVW_GOTOFF_G0        300     /* G(GDAT(S + A)) - GOT */
 169 #define R_AARCH64_MOVW_GOTOFF_G0_NC     301     /* G(GDAT(S + A)) - GOT */
 170 #define R_AARCH64_MOVW_GOTOFF_G1        302     /* G(GDAT(S + A)) - GOT */
 171 #define R_AARCH64_MOVW_GOTOFF_G1_NC     303     /* G(GDAT(S + A)) - GOT */
 172 #define R_AARCH64_MOVW_GOTOFF_G2        304     /* G(GDAT(S + A)) - GOT */
 173 #define R_AARCH64_MOVW_GOTOFF_G2_NC     305     /* G(GDAT(S + A)) - GOT */
 174 #define R_AARCH64_MOVW_GOTOFF_G3        306     /* G(GDAT(S + A)) - GOT */
 175 #define R_AARCH64_GOTREL64              307     /* S + A - GOT */
 176 #define R_AARCH64_GOTREL32              308     /* S + A - GOT */
 177 #define R_AARCH64_GOT_LD_PREL19         309     /* G(GDAT(S + A)) - P */
 178 #define R_AARCH64_LD64_GOTOFF_LO15      310     /* G(GDAT(S + A)) - GOT */
 179 #define R_AARCH64_ADR_GOT_PAGE          311     /* Page(G(GDAT(S + A))) - Page(GOT) */
 180 #define R_AARCH64_LD64_GOT_LO12_NC      312     /* G(GDAT(S + A)) */
 181 #define R_AARCH64_LD64_GOTPAGE_LO15     313     /* G(GDAT(S + A)) - Page(GOT) */
 182
 183 #define R_AARCH64_TLSGD_ADR_PREL21              512     /* G(GTLSIDX(S,A)) - P */
 184 #define R_AARCH64_TLSGD_ADR_PAGE21              513     /* Page(G(GTLSIDX(S,A))) - Page(P) */
 185 #define R_AARCH64_TLSGD_ADD_LO12_NC             514     /* G(GTLSIDX(S,A)) */
 186 #define R_AARCH64_TLSGD_MOVW_G1                 515     /* G(GTLSIDX(S,A)) - GOT */
 187 #define R_AARCH64_TLSGD_MOVW_G0_NV              516     /* G(GTLSIDX(S,A)) - GOT */
 188 #define R_AARCH64_TLSLD_ADR_PREL21              517     /* G(GLDM(S,A)) - P */
 189 #define R_AARCH64_TLSLD_ADR_PAGE21              518     /* Page(G(GLDM(S))) - Page(P) */
 190 #define R_AARCH64_TLSLD_ADD_LO12_NC             519     /* G(GLDM(S)) */
 191 #define R_AARCH64_TLSLD_MOVW_G1                 520     /* G(GLDM(S)) - GOT */
 192 #define R_AARCH64_TLSLD_MOVW_G0_NC              521     /* G(GLDM(S)) - GOT */
 193 #define R_AARCH64_TLSLD_LD_PREL21               522     /* G(GLDM(S)) - P */
 194 #define R_AARCH64_TLSLD_MOVW_DTPREL_G2          523     /* DTPREL(S+A) */
 195 #define R_AARCH64_TLSLD_MOVW_DTPREL_G1          524     /* DTPREL(S+A) */
 196 #define R_AARCH64_TLSLD_MOVW_DTPREL_G1_NC       525     /* DTPREL(S+A) */
 197 #define R_AARCH64_TLSLD_MOVW_DTPREL_G0          526     /* DTPREL(S+A) */
 198 #define R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC       528     /* DTPREL(S+A) */
 199 #define R_AARCH64_TLSLD_ADD_DTPREL_HI12         528     /* DTPREL(S+A) */
 200 #define R_AARCH64_TLSLD_ADD_DTPREL_HI12         528     /* DTPREL(S+A) */
 201 #define R_AARCH64_TLSLD_ADD_DTPREL_LO12         529     /* DTPREL(S+A) */
 202 #define R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC      530     /* DTPREL(S+A) */
 203 #define R_AARCH64_TLSLD_LDST8_DTPREL_LO12       531     /* DTPREL(S+A) */
 204 #define R_AARCH64_TLSLD_LDST8_DTPREL_LO12_NC    532     /* DTPREL(S+A) */
 205 #define R_AARCH64_TLSLD_LDST16_DTPREL_LO12      533     /* DTPREL(S+A) */
 206 #define R_AARCH64_TLSLD_LDST16_DTPREL_LO12_NC   534     /* DTPREL(S+A) */
 207 #define R_AARCH64_TLSLD_LDST32_DTPREL_LO12      535     /* DTPREL(S+A) */
 208 #define R_AARCH64_TLSLD_LDST32_DTPREL_LO12_NC   536     /* DTPREL(S+A) */
 209 #define R_AARCH64_TLSLD_LDST64_DTPREL_LO12      537     /* DTPREL(S+A) */
 210 #define R_AARCH64_TLSLD_LDST64_DTPREL_LO12_NC   538     /* DTPREL(S+A) */
 211 #define R_AARCH64_TLSIE_MOVW_GOTTPREL_G1        539     /* G(GTPREL(S+A)) - GOT */
 212 #define R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC     540     /* G(GTPREL(S+A)) - GOT */
 213 #define R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21     541     /* Page(G(GTPREL(S+A))) - Page(P) */
 214 #define R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC   542     /* G(GTPREL(S+A)) */
 215 #define R_AARCH64_TLSIE_LD_GOTTPREL_PREL19      543     /* G(GTPREL(S+A)) - P */
 216 #define R_AARCH64_TLSLE_MOVW_TPREL_G2   544     /* TPREL(S+A) */
 217 #define R_AARCH64_MOVW_TPREL_G1         545     /* TPREL(S+A) */
 218 #define R_AARCH64_MOVW_TPREL_G1_NC      546     /* TPREL(S+A) */
 219 #define R_AARCH64_MOVW_TPREL_G0         547     /* TPREL(S+A) */
 220 #define R_AARCH64_MOVW_TPREL_G0_NC      548     /* TPREL(S+A) */
 221 #define R_AARCH64_ADD_TPREL_HI12        549     /* TPREL(S+A) */
 222 #define R_AARCH64_ADD_TPREL_LO12        550     /* TPREL(S+A) */
 223 #define R_AARCH64_ADD_TPREL_LO12_NC     551     /* TPREL(S+A) */
 224 #define R_AARCH64_LDST8_TPREL_LO12      552     /* TPREL(S+A) */
 225 #define R_AARCH64_LDST8_TPREL_LO12_NC   553     /* TPREL(S+A) */
 226 #define R_AARCH64_LDST16_TPREL_LO12     554     /* TPREL(S+A) */
 227 #define R_AARCH64_LDST16_TPREL_LO12_NC  555     /* TPREL(S+A) */
 228 #define R_AARCH64_LDST32_TPREL_LO12     556     /* TPREL(S+A) */
 229 #define R_AARCH64_LDST32_TPREL_LO12_NC  557     /* TPREL(S+A) */
 230 #define R_AARCH64_LDST64_TPREL_LO12     558     /* TPREL(S+A) */
 231 #define R_AARCH64_LDST64_TPREL_LO12_NC  559     /* TPREL(S+A) */
 232 #define R_AARCH64_TLSDESC_LD_PREL19     560     /* G(GTLSDESC(S+A)) - P */
 233 #define R_AARCH64_TLSDESC_LD_PREL21     561     /* G(GTLSDESC(S+A)) - P */
 234 #define R_AARCH64_TLSDESC_LD_PAGE21     562     /* Page(G(GTLSDESC(S+A))) - Page(P) */
 235 #define R_AARCH64_TLSDESC_LD64_LO12     563     /* G(GTLSDESC(S+A)) */
 236 #define R_AARCH64_TLSDESC_ADD_LO12      564     /* G(GTLSDESC(S+A)) */
 237 #define R_AARCH64_TLSDESC_OFF_G1        565     /* G(GTLSDESC(S+A)) - GOT */
 238 #define R_AARCH64_TLSDESC_OFF_G0_NC     566     /* G(GTLSDESC(S+A)) - GOT */
 239 #define R_AARCH64_TLSDESC_LDR           567     /* */
 240 #define R_AARCH64_TLSDESC_ADD           568     /* */
 241 #define R_AARCH64_TLSDESC_CALL          569     /* */
 242 #define R_AARCH64_TLSLE_LDST128_TPREL_LO12      570     /* TPREL(S+A) */
 243 #define R_AARCH64_TLSLE_LDST128_TPREL_LO12_NC   571     /* TPREL(S+A) */
 244 #define R_AARCH64_TLSLD_LDST128_DTPREL_LO12     572     /* DTPREL(S+A) */
 245 #define R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC  572     /* DTPREL(S+A) */
 246
 247 #define R_AARCH64_COPY          1024
 248 #define R_AARCH64_GLOB_DAT      1025    /* S + A */
 249 #define R_AARCH64_JUMP_SLOT     1026    /* S + A */
 250 #define R_AARCH64_RELATIVE      1027    /* Delta(S) + A */
 251 #define R_AARCH64_TLS_DTPREL64  1028    /* DTPREL(S+A) */
 252 #define R_AARCH64_TLS_DTPMOD64  1029    /* LBM(S) */
 253 #define R_AARCH64_TLS_TPREL64   1030    /* TPREL(S+A) */
 254 #define R_AARCH64_TLSDESC       1031    /* TLSDESC(S+A) */
 255 #define R_AARCH64_IRELATIVE     1032    /* Indirect(Delta(S) + A) */
 256
 257 #define R_TYPE(name)            __CONCAT(R_ARM_,name)
 258
 259 /* Processor specific program header flags */
 260 #define PF_ARM_SB               0x10000000
 261 #define PF_ARM_PI               0x20000000
 262 #define PF_ARM_ENTRY            0x80000000
 263
 264 /* Processor specific program header types */
 265 #define PT_ARM_EXIDX            (PT_LOPROC + 1)
 266 #define PT_AARCH64_ARCHEXT      (PT_LOPROC + 0)
 267 #define PT_AARCH64_UNWIND       (PT_LOPROC + 1)
 268
 269 /* Processor specific section header flags */
 270 #define SHF_ENTRYSECT           0x10000000
 271 #define SHF_COMDEF              0x80000000
 272
 273 #define SHT_AARCH64_ATTRIBUTES  (SHT_LOPROC + 3)
 274
 275 /* Processor specific symbol types */
 276 #define STT_ARM_TFUNC           STT_LOPROC
 277
 278 #ifdef _KERNEL
 279 #ifdef ELFSIZE
 280 #define ELF_MD_PROBE_FUNC       ELFNAME2(arm_netbsd,probe)
 281 #endif
 282
 283 struct exec_package;
 284
 285 int arm_netbsd_elf32_probe(struct lwp *, struct exec_package *, void *, char *,
 286         vaddr_t *);
 287 #endif
 288
 289 #endif /* _ARM_ELF_MACHDEP_H_ */