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  1. /* Xilinx MicroBlaze support for BFD.
  2.  
  3.    Copyright 2009, 2010 Free Software Foundation, Inc.
  4.  
  5.    This file is part of BFD, the Binary File Descriptor library.
  6.  
  7.    This program is free software; you can redistribute it and/or modify
  8.    it under the terms of the GNU General Public License as published by
  9.    the Free Software Foundation; either version 3 of the License, or
  10.    (at your option) any later version.
  11.    
  12.    This program is distributed in the hope that it will be useful,
  13.    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15.    GNU General Public License for more details.
  16.  
  17.    You should have received a copy of the GNU General Public License
  18.    along with this program; if not, write to the Free Software
  19.    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
  20.    02110-1301, USA.  */
  21.  
  22. /* This file holds definitions specific to the MICROBLAZE ELF ABI.  */
  23.  
  24. #ifndef _ELF_MICROBLAZE_H
  25. #define _ELF_MICROBLAZE_H
  26.  
  27. #include "elf/reloc-macros.h"
  28.  
  29. /* Relocations.  */
  30. START_RELOC_NUMBERS (elf_microblaze_reloc_type)
  31.   RELOC_NUMBER (R_MICROBLAZE_NONE, 0)
  32.   RELOC_NUMBER (R_MICROBLAZE_32, 1)
  33.   RELOC_NUMBER (R_MICROBLAZE_32_PCREL, 2)
  34.   RELOC_NUMBER (R_MICROBLAZE_64_PCREL, 3)
  35.   RELOC_NUMBER (R_MICROBLAZE_32_PCREL_LO, 4)
  36.   RELOC_NUMBER (R_MICROBLAZE_64, 5)
  37.   RELOC_NUMBER (R_MICROBLAZE_32_LO, 6)
  38.   RELOC_NUMBER (R_MICROBLAZE_SRO32, 7)
  39.   RELOC_NUMBER (R_MICROBLAZE_SRW32, 8)
  40.   RELOC_NUMBER (R_MICROBLAZE_64_NONE, 9)
  41.   RELOC_NUMBER (R_MICROBLAZE_32_SYM_OP_SYM, 10)
  42.   RELOC_NUMBER (R_MICROBLAZE_GNU_VTINHERIT, 11)
  43.   RELOC_NUMBER (R_MICROBLAZE_GNU_VTENTRY, 12)
  44.   RELOC_NUMBER (R_MICROBLAZE_GOTPC_64, 13)  /* PC-relative GOT offset.  */
  45.   RELOC_NUMBER (R_MICROBLAZE_GOT_64, 14)    /* GOT entry offset.  */
  46.   RELOC_NUMBER (R_MICROBLAZE_PLT_64, 15)    /* PLT offset (PC-relative).  */
  47.   RELOC_NUMBER (R_MICROBLAZE_REL, 16)       /* Adjust by program base.  */
  48.   RELOC_NUMBER (R_MICROBLAZE_JUMP_SLOT, 17) /* Create PLT entry.  */
  49.   RELOC_NUMBER (R_MICROBLAZE_GLOB_DAT, 18)  /* Create GOT entry.  */
  50.   RELOC_NUMBER (R_MICROBLAZE_GOTOFF_64, 19) /* Offset relative to GOT.  */
  51.   RELOC_NUMBER (R_MICROBLAZE_GOTOFF_32, 20) /* Offset relative to GOT.  */
  52.   RELOC_NUMBER (R_MICROBLAZE_COPY, 21)      /* Runtime copy.  */
  53.   RELOC_NUMBER (R_MICROBLAZE_TLS, 22)           /* TLS Reloc */
  54.   RELOC_NUMBER (R_MICROBLAZE_TLSGD, 23)         /* TLS General Dynamic */
  55.   RELOC_NUMBER (R_MICROBLAZE_TLSLD, 24)         /* TLS Local Dynamic */
  56.   RELOC_NUMBER (R_MICROBLAZE_TLSDTPMOD32, 25)   /* TLS Module ID */
  57.   RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL32, 26)   /* TLS Offset Within TLS Block */
  58.   RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL64, 27)   /* TLS Offset Within TLS Block */
  59.   RELOC_NUMBER (R_MICROBLAZE_TLSGOTTPREL32, 28) /* TLS Offset From Thread Pointer */
  60.   RELOC_NUMBER (R_MICROBLAZE_TLSTPREL32, 29)    /* TLS Offset From Thread Pointer */
  61.    
  62. END_RELOC_NUMBERS (R_MICROBLAZE_max)
  63.  
  64. /* Global base address names.  */
  65. #define RO_SDA_ANCHOR_NAME "_SDA2_BASE_"
  66. #define RW_SDA_ANCHOR_NAME "_SDA_BASE_"
  67.  
  68. /* Section Attributes.  */
  69. #define SHF_MICROBLAZE_NOREAD   0x80000000
  70.  
  71. #endif /* _ELF_MICROBLAZE_H */
  72.