diff --git a/include/ChangeLog b/include/ChangeLog
index 6c0910186..564efeaec 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2006-10-17  Mark Shinwell  <shinwell@codesourcery.com>
+
+	* elf/arm.h: Define TAG_CPU_ARCH_* constants.
+
 2006-09-17  Mei Ligang  <ligang@sunnorth.com.cn>
 
 	* dis-asm.h: Add prototypes for Score disassembler routines.
diff --git a/include/elf/arm.h b/include/elf/arm.h
index 6b7297733..890ef8d7e 100644
--- a/include/elf/arm.h
+++ b/include/elf/arm.h
@@ -84,6 +84,19 @@
 #define PF_ARM_PI          0x20000000   /* Segment is position-independent.  */
 #define PF_ARM_ABS         0x40000000   /* Segment must be loaded at its base address.  */
 
+/* Values for the Tag_CPU_arch EABI attribute.  */
+#define TAG_CPU_ARCH_PRE_V4    0
+#define TAG_CPU_ARCH_V4                1
+#define TAG_CPU_ARCH_V4T       2
+#define TAG_CPU_ARCH_V5T       3
+#define TAG_CPU_ARCH_V5TE      4
+#define TAG_CPU_ARCH_V5TEJ     5
+#define TAG_CPU_ARCH_V6                6
+#define TAG_CPU_ARCH_V6KZ      7
+#define TAG_CPU_ARCH_V6T2      8
+#define TAG_CPU_ARCH_V6K       9
+#define TAG_CPU_ARCH_V7                10
+
 /* Relocation types.  */
 
 START_RELOC_NUMBERS (elf_arm_reloc_type)