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authorNick Clifton <nickc@redhat.com>2012-05-03 13:12:08 +0000
committerNick Clifton <nickc@redhat.com>2012-05-03 13:12:08 +0000
commitf6c1a2d592af15d02c7fc93390af3c803e74c4d9 (patch)
tree760746b562a8f05f3ea3b8f163304c59ba7b96db /include/elf
parenta8acc5fb18af9d4b0da318218680534414325e13 (diff)
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Add support for Motorola XGATE embedded CPU
Diffstat (limited to 'include/elf')
-rw-r--r--include/elf/ChangeLog4
-rw-r--r--include/elf/xgate.h77
2 files changed, 81 insertions, 0 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog
index eb6edc5..ab9b2de 100644
--- a/include/elf/ChangeLog
+++ b/include/elf/ChangeLog
@@ -1,3 +1,7 @@
+2012-05-03 Sean Keys <skeys@ipdatasys.com>
+
+ * xgate.h: Mininal file to support XGATE relocations.
+
2012-04-27 David S. Miller <davem@davemloft.net>
* sparc.h: Add new ELF_SPARC_HWCAP_* defines for crypto,
diff --git a/include/elf/xgate.h b/include/elf/xgate.h
new file mode 100644
index 0000000..33286a8
--- /dev/null
+++ b/include/elf/xgate.h
@@ -0,0 +1,77 @@
+/* XGATE ELF support for BFD.
+ Copyright 2010, 2011, 2012 Free Software Foundation, Inc.
+
+ 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#ifndef _ELF_XGATE_H
+#define _ELF_XGATE_H
+
+#include "elf/reloc-macros.h"
+
+/* Relocation types. */
+START_RELOC_NUMBERS (elf_xgate_reloc_type)
+ RELOC_NUMBER (R_XGATE_NONE, 0)
+ RELOC_NUMBER (R_XGATE_8, 1)
+ RELOC_NUMBER (R_XGATE_PCREL_8, 2)
+ RELOC_NUMBER (R_XGATE_16, 3)
+ RELOC_NUMBER (R_XGATE_32, 4)
+ RELOC_NUMBER (R_XGATE_PCREL_16, 5)
+ /* These are GNU extensions to enable C++ vtable garbage collection. */
+ RELOC_NUMBER (R_XGATE_GNU_VTINHERIT, 6)
+ RELOC_NUMBER (R_XGATE_GNU_VTENTRY, 7)
+
+ RELOC_NUMBER (R_XGATE_24, 8)
+ RELOC_NUMBER (R_XGATE_LO16, 9)
+ RELOC_NUMBER (R_XGATE_GPAGE, 10)
+ RELOC_NUMBER (R_XGATE_PCREL_9, 11)
+ RELOC_NUMBER (R_XGATE_PCREL_10, 12)
+ RELOC_NUMBER (R_XGATE_IMM8_LO, 13)
+ RELOC_NUMBER (R_XGATE_IMM8_HI, 14)
+ RELOC_NUMBER (R_XGATE_IMM3, 15)
+ RELOC_NUMBER (R_XGATE_IMM4, 16)
+ RELOC_NUMBER (R_XGATE_IMM5, 17)
+
+ /* GNU extension for linker relaxation.
+ Mark beginning of a jump instruction (any form). */
+ RELOC_NUMBER (R_XGATE_RL_JUMP, 18)
+
+ /* Mark beginning of Gcc relaxation group instruction. */
+ RELOC_NUMBER (R_XGATE_RL_GROUP, 19)
+END_RELOC_NUMBERS (R_XGATE_max)
+
+/* Processor specific flags for the ELF header e_flags field. */
+
+/* ABI identification. */
+#define EF_XGATE_ABI 0x00000000F
+
+/* Integers are 32-bit long. */
+#define E_XGATE_I32 0x000000001
+
+/* Doubles are 64-bit long. */
+#define E_XGATE_F64 0x000000002
+
+#define EF_XGATE_MACH_MASK 0xF0
+
+#define EF_XGATE_MACH 0x80 /* XGATE microcontroller. */
+
+#define E_M68HCS12X_GLOBAL 0x100
+
+/* Identify interrupt handlers. This is used by the debugger to
+ correctly compute the stack frame. */
+#define STO_XGATE_INTERRUPT 0x40
+
+#endif