arch/arm: OABI is no more, switch to only EABI

Well, leave the prompt as an OBSOLETE thing, scheduled to
be removed soon.

As an indication OABI lives its last days, gcc-4.8 will no
longer recognise non-EABI targets.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>

1 files changed, 15 insertions, 6 deletions

diff --git a/config/arch/arm.in.2 b/config/arch/arm.in.2
index 4d7504a3..6b3cabeb 100644
--- a/config/arch/arm.in.2
+++ b/config/arch/arm.in.2
@@ -39,12 +39,27 @@ config ARCH_ARM_INTERWORKING
       NOTE: Interworking in crosstool-NG is not sell-tested. Use at your
             own risks, and report success and/or failure.
 
+# Until we only support EABI:
+config ARCH_ARM_ABI_OK
+    def_bool y
+    depends on ! ARCH_ARM_EABI
+    select ARCH_SUPPORTS_WITH_ABI
+
+# Little trick to force EABI *and* always show the prompt
+config ARCH_ARM_EABI_FORCE
+    bool
+    default y if ! OBSOLETE
+    select ARCH_ARM_EABI
+
 config ARCH_ARM_EABI
     bool
     prompt "Use EABI"
     default y
     help
       Set up the toolchain so that it generates EABI-compliant binaries.
+      
+      If you say 'n' here, then the toolchain will generate OABI binaries.
+      OABI has long been deprecated, and is now considered legacy.
 
 config ARCH_ARM_TUPLE_USE_EABIHF
     bool
@@ -76,9 +91,3 @@ config ARCH_ARM_TUPLE_USE_EABIHF
 
       Say 'n', unless you are trying to fix gcc to properly recognise
       the *eabihf tuples.
-
-config ARCH_ARM_ABI_OK
-    bool
-    default y
-    depends on ! ARCH_ARM_EABI
-    select ARCH_SUPPORTS_WITH_ABI