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      1 /* MSP430 ELF support for BFD.
      2    Copyright (C) 2002-2014 Free Software Foundation, Inc.
      3    Contributed by Dmitry Diky <diwil (at) mail.ru>
      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 Foundation,
     19    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
     20 
     21 #ifndef _ELF_MSP430_H
     22 #define _ELF_MSP430_H
     23 
     24 #include "elf/reloc-macros.h"
     25 
     26 /* Processor specific flags for the ELF header e_flags field.  */
     27 #define EF_MSP430_MACH 		0xff
     28 
     29 #define E_MSP430_MACH_MSP430x11  11
     30 #define E_MSP430_MACH_MSP430x11x1  110
     31 #define E_MSP430_MACH_MSP430x12  12
     32 #define E_MSP430_MACH_MSP430x13  13
     33 #define E_MSP430_MACH_MSP430x14  14
     34 #define E_MSP430_MACH_MSP430x15  15
     35 #define E_MSP430_MACH_MSP430x16  16
     36 #define E_MSP430_MACH_MSP430x20  20
     37 #define E_MSP430_MACH_MSP430x22  22
     38 #define E_MSP430_MACH_MSP430x23  23
     39 #define E_MSP430_MACH_MSP430x24  24
     40 #define E_MSP430_MACH_MSP430x26  26
     41 #define E_MSP430_MACH_MSP430x31  31
     42 #define E_MSP430_MACH_MSP430x32  32
     43 #define E_MSP430_MACH_MSP430x33  33
     44 #define E_MSP430_MACH_MSP430x41  41
     45 #define E_MSP430_MACH_MSP430x42  42
     46 #define E_MSP430_MACH_MSP430x43  43
     47 #define E_MSP430_MACH_MSP430x44  44
     48 #define E_MSP430_MACH_MSP430X    45
     49 #define E_MSP430_MACH_MSP430x46  46
     50 #define E_MSP430_MACH_MSP430x47  47
     51 #define E_MSP430_MACH_MSP430x54  54
     52 
     53 #define SHT_MSP430_ATTRIBUTES	0x70000003	/* Section holds ABI attributes.  */
     54 #define SHT_MSP430_SEC_FLAGS	0x7f000005	/* Holds TI compiler's section flags.  */
     55 #define SHT_MSP430_SYM_ALIASES	0x7f000006	/* Holds TI compiler's symbol aliases.  */
     56 
     57 /* Tag values for an attribute section.  */
     58 #define OFBA_MSPABI_Tag_ISA		4
     59 #define OFBA_MSPABI_Tag_Code_Model	6
     60 #define OFBA_MSPABI_Tag_Data_Model	8
     61 
     62 /* Relocations.  */
     63 START_RELOC_NUMBERS (elf_msp430_reloc_type)
     64      RELOC_NUMBER (R_MSP430_NONE,		0)
     65      RELOC_NUMBER (R_MSP430_32,			1)
     66      RELOC_NUMBER (R_MSP430_10_PCREL,		2)
     67      RELOC_NUMBER (R_MSP430_16, 		3)
     68      RELOC_NUMBER (R_MSP430_16_PCREL, 		4)
     69      RELOC_NUMBER (R_MSP430_16_BYTE, 		5)
     70      RELOC_NUMBER (R_MSP430_16_PCREL_BYTE, 	6)
     71      RELOC_NUMBER (R_MSP430_2X_PCREL,		7)
     72      RELOC_NUMBER (R_MSP430_RL_PCREL,		8)
     73      RELOC_NUMBER (R_MSP430_8,			9)
     74      RELOC_NUMBER (R_MSP430_SYM_DIFF,		10)
     75 END_RELOC_NUMBERS (R_MSP430_max)
     76 
     77 START_RELOC_NUMBERS (elf_msp430x_reloc_type)
     78      RELOC_NUMBER (R_MSP430_ABS32, 1)		/* aka R_MSP430_32 */
     79      RELOC_NUMBER (R_MSP430_ABS16, 2)		/* aka R_MSP430_16 */
     80      RELOC_NUMBER (R_MSP430_ABS8, 3)
     81      RELOC_NUMBER (R_MSP430_PCR16, 4)		/* aka R_MSP430_16_PCREL */
     82      RELOC_NUMBER (R_MSP430X_PCR20_EXT_SRC, 5)
     83      RELOC_NUMBER (R_MSP430X_PCR20_EXT_DST, 6)
     84      RELOC_NUMBER (R_MSP430X_PCR20_EXT_ODST, 7)
     85      RELOC_NUMBER (R_MSP430X_ABS20_EXT_SRC, 8)
     86      RELOC_NUMBER (R_MSP430X_ABS20_EXT_DST, 9)
     87      RELOC_NUMBER (R_MSP430X_ABS20_EXT_ODST, 10)
     88      RELOC_NUMBER (R_MSP430X_ABS20_ADR_SRC, 11)
     89      RELOC_NUMBER (R_MSP430X_ABS20_ADR_DST, 12)
     90      RELOC_NUMBER (R_MSP430X_PCR16, 13)		/* Like R_MSP430_PCR16 but with overflow checking.  */
     91      RELOC_NUMBER (R_MSP430X_PCR20_CALL, 14)
     92      RELOC_NUMBER (R_MSP430X_ABS16, 15)		/* Like R_MSP430_ABS16 but with overflow checking.  */
     93      RELOC_NUMBER (R_MSP430_ABS_HI16, 16)
     94      RELOC_NUMBER (R_MSP430_PREL31, 17)
     95      RELOC_NUMBER (R_MSP430_EHTYPE, 18)		/* Mentioned in ABI.  */
     96      RELOC_NUMBER (R_MSP430X_10_PCREL, 19)	/* Red Hat invention.  Used for Jump instructions.  */
     97      RELOC_NUMBER (R_MSP430X_2X_PCREL, 20)	/* Red Hat invention.  Used for relaxing jumps.  */
     98      RELOC_NUMBER (R_MSP430X_SYM_DIFF, 21)	/* Red Hat invention.  Used for relaxing debug info.  */
     99 END_RELOC_NUMBERS (R_MSP430x_max)
    100 
    101 #endif /* _ELF_MSP430_H */
    102