Home | History | Annotate | Download | only in elf
      1 /* IP2xxx ELF support for BFD.
      2    Copyright (C) 2000-2014 Free Software Foundation, Inc.
      3 
      4    This file is part of BFD, the Binary File Descriptor library.
      5 
      6    This program is free software; you can redistribute it and/or modify
      7    it under the terms of the GNU General Public License as published by
      8    the Free Software Foundation; either version 3 of the License, or
      9    (at your option) any later version.
     10 
     11    This program is distributed in the hope that it will be useful,
     12    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14    GNU General Public License for more details.
     15 
     16    You should have received a copy of the GNU General Public License
     17    along with this program; if not, write to the Free Software Foundation,
     18    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
     19 
     20 #ifndef _ELF_IP2K_H
     21 #define _ELF_IP2K_H
     22 
     23 #include "elf/reloc-macros.h"
     24 
     25 /* Relocations.  */
     26 START_RELOC_NUMBERS (elf_ip2k_reloc_type)
     27   RELOC_NUMBER (R_IP2K_NONE, 0)
     28   RELOC_NUMBER (R_IP2K_16, 1)
     29   RELOC_NUMBER (R_IP2K_32, 2)
     30   RELOC_NUMBER (R_IP2K_FR9, 3)
     31   RELOC_NUMBER (R_IP2K_BANK, 4)
     32   RELOC_NUMBER (R_IP2K_ADDR16CJP, 5)
     33   RELOC_NUMBER (R_IP2K_PAGE3, 6)
     34   RELOC_NUMBER (R_IP2K_LO8DATA, 7)
     35   RELOC_NUMBER (R_IP2K_HI8DATA, 8)
     36   RELOC_NUMBER (R_IP2K_LO8INSN, 9)
     37   RELOC_NUMBER (R_IP2K_HI8INSN, 10)
     38   RELOC_NUMBER (R_IP2K_PC_SKIP, 11)
     39   RELOC_NUMBER (R_IP2K_TEXT, 12)
     40   RELOC_NUMBER (R_IP2K_FR_OFFSET, 13)
     41   RELOC_NUMBER (R_IP2K_EX8DATA, 14)
     42 END_RELOC_NUMBERS(R_IP2K_max)
     43 
     44 
     45 /* Define the data & instruction memory discriminator.  In a linked
     46    executable, an symbol should be deemed to point to an instruction
     47    if ((address & IP2K_INSN_MASK) == IP2K_INSN_VALUE), and similarly
     48    for the data space.  See also `ld/emulparams/elf32ip2k.sh'.  */
     49 /* ??? Consider extending the _MASK values to include all the
     50    intermediate bits that must be zero due to the limited physical
     51    memory size on the IP2K.  */
     52 
     53 #define IP2K_DATA_MASK   0xff000000
     54 #define IP2K_DATA_VALUE  0x01000000
     55 #define IP2K_INSN_MASK   0xff000000
     56 #define IP2K_INSN_VALUE  0x02000000
     57 
     58 /* The location of the memory mapped hardware stack.  */
     59 #define IP2K_STACK_VALUE 0x0f000000
     60 #define IP2K_STACK_SIZE  0x20
     61 
     62 #endif /* _ELF_IP2K_H */
     63