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ATMEL AVR microcontroller support.

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Alan Modra
2000-03-27 08:39:13 +00:00
parent 1bee0008e6
commit f5e070bb37
5 changed files with 72 additions and 0 deletions
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5
include/elf/ChangeLog
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@@ -1,3 +1,8 @@
2000-03-27 Denis Chertykov <denisc@overta.ru>
* avr.h: New file. AVR ELF support for BFD.
* common.h: Add AVR magic number.
2000-03-10 Geoffrey Keating <geoffk@cygnus.com>
* mips.h: Add R_MIPS_GNU_REL_HI16, R_MIPS_GNU_REL_LO16,

58
include/elf/avr.h Normal file
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@@ -0,0 +1,58 @@
/* AVR ELF support for BFD.
Copyright (C) 1999, 2000 Free Software Foundation, Inc.
Contributed by Denis Chertykov <denisc@overta.ru>
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef _ELF_AVR_H
#define _ELF_AVR_H
#include "elf/reloc-macros.h"
/* Processor specific flags for the ELF header e_flags field. */
#define EF_AVR_MACH 0xf
#define E_AVR_MACH_AVR1 1
#define E_AVR_MACH_AVR2 2
#define E_AVR_MACH_AVR3 3
#define E_AVR_MACH_AVR4 4
/* Relocations. */
START_RELOC_NUMBERS (elf_avr_reloc_type)
RELOC_NUMBER (R_AVR_NONE, 0)
RELOC_NUMBER (R_AVR_32, 1)
RELOC_NUMBER (R_AVR_7_PCREL, 2)
RELOC_NUMBER (R_AVR_13_PCREL, 3)
RELOC_NUMBER (R_AVR_16, 4)
RELOC_NUMBER (R_AVR_16_PM, 5)
RELOC_NUMBER (R_AVR_LO8_LDI, 6)
RELOC_NUMBER (R_AVR_HI8_LDI, 7)
RELOC_NUMBER (R_AVR_HH8_LDI, 8)
RELOC_NUMBER (R_AVR_LO8_LDI_NEG, 9)
RELOC_NUMBER (R_AVR_HI8_LDI_NEG, 10)
RELOC_NUMBER (R_AVR_HH8_LDI_NEG, 11)
RELOC_NUMBER (R_AVR_LO8_LDI_PM, 12)
RELOC_NUMBER (R_AVR_HI8_LDI_PM, 13)
RELOC_NUMBER (R_AVR_HH8_LDI_PM, 14)
RELOC_NUMBER (R_AVR_LO8_LDI_PM_NEG, 15)
RELOC_NUMBER (R_AVR_HI8_LDI_PM_NEG, 16)
RELOC_NUMBER (R_AVR_HH8_LDI_PM_NEG, 17)
RELOC_NUMBER (R_AVR_CALL, 18)
EMPTY_RELOC (R_AVR_max)
END_RELOC_NUMBERS
#endif /* _ELF_AVR_H */

4
include/elf/common.h
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@@ -189,6 +189,10 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* FR30 magic number - no EABI available. */
#define EM_CYGNUS_FR30 0x3330
/* AVR magic number
Written in the absense of an ABI. */
#define EM_AVR 0x1057
/* See the above comment before you add a new EM_* value here. */
/* Values for e_version */