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diff --git a/config/arch/arm.in.2 b/config/arch/arm.in.2
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+# ARM specific configuration file
+
+config ARCH_ARM_MODE
+    string
+    default "arm"   if ARCH_ARM_MODE_ARM
+    default "thumb" if ARCH_ARM_MODE_THUMB
+
+choice
+    bool
+    prompt "Default instruction set mode"
+    default ARCH_ARM_MODE_ARM
+
+config ARCH_ARM_MODE_ARM
+    bool
+    prompt "arm"
+    help
+      Defaults to emitting instructions in the ARM mode.
+
+config ARCH_ARM_MODE_THUMB
+    bool
+    prompt "thumb (EXPERIMENTAL)"
+    depends on EXPERIMENTAL
+    help
+      Defaults to emitting instructions in the THUMB mode.
+
+endchoice
+
+config ARCH_ARM_INTERWORKING
+    bool
+    prompt "Use Thumb-interworking (READ HELP)"
+    default n
+    depends on EXPERIMENTAL
+    help
+      Excerpt from the gcc manual:
+      
+      > Generate code which supports calling between the ARM and Thumb
+      > instruction sets. Without this option the two instruction sets
+      > cannot be reliably used inside one program. The default is
+      > [not to use interwork], since slightly larger code is generated
+      > when [interwork] is specified.
+
+config ARCH_ARM_EABI
+    bool
+    prompt "Use EABI"
+    default y
+    help
+      Set up the toolchain so that it generates EABI-compliant binaries.
+
+config ARCH_ARM_ABI_OK
+    bool
+    default y
+    depends on ! ARCH_ARM_EABI
+    select ARCH_SUPPORT_ABI