aboutsummaryrefslogtreecommitdiff
path: root/include/elf
diff options
context:
space:
mode:
authorAlan Modra <amodra@gmail.com>2000-03-27 08:39:14 +0000
committerAlan Modra <amodra@gmail.com>2000-03-27 08:39:14 +0000
commitadde6300e0ceb74fbe8df6721fd948063c2080cd (patch)
tree50340425b80fd12f0a7efd11ec9b6a1e90992946 /include/elf
parente7d0728ac1f3df93167fcad12c53be92ea98dda5 (diff)
downloadgdb-adde6300e0ceb74fbe8df6721fd948063c2080cd.zip
gdb-adde6300e0ceb74fbe8df6721fd948063c2080cd.tar.gz
gdb-adde6300e0ceb74fbe8df6721fd948063c2080cd.tar.bz2
ATMEL AVR microcontroller support.
Diffstat (limited to 'include/elf')
-rw-r--r--include/elf/ChangeLog5
-rw-r--r--include/elf/avr.h58
-rw-r--r--include/elf/common.h4
3 files changed, 67 insertions, 0 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index 5a683e1..e1f68c3 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -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,
diff --git a/include/elf/avr.h b/include/elf/avr.h
new file mode 100644
index 0000000..1527455
--- /dev/null
+++ b/include/elf/avr.h
@@ -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 */
diff --git a/include/elf/common.h b/include/elf/common.h
index 28804e0..fe8c216 100644
--- a/include/elf/common.h
+++ b/include/elf/common.h
@@ -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 */