new file mode 100644
--- /dev/null
+++ b/packages/hal/arm/arch/current/src/hal_mk_defs.c
@@ -0,0 +1,105 @@
+/*==========================================================================
+//
+//      hal_mk_defs.c
+//
+//      HAL (architecture) "make defs" program
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//
+// -------------------------------------------
+// The contents of this file are subject to the Cygnus eCos Public License
+// Version 1.0 (the "License"); you may not use this file except in
+// compliance with the License.  You may obtain a copy of the License at
+// http://sourceware.cygnus.com/ecos
+// 
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
+// License for the specific language governing rights and limitations under
+// the License.
+// 
+// The Original Code is eCos - Embedded Cygnus Operating System, released
+// September 30, 1998.
+// 
+// The Initial Developer of the Original Code is Cygnus.  Portions created
+// by Cygnus are Copyright (C) 1998,1999 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    gthomas
+// Contributors: gthomas
+// Date:         1999-02-20
+// Purpose:      ARM architecture dependent definition generator
+// Description:  This file contains code that can be compiled by the target
+//               compiler and used to generate machine specific definitions
+//               suitable for use in assembly code.
+//
+//####DESCRIPTIONEND####
+//
+//========================================================================*/
+
+#include <pkgconf/hal.h>
+
+#include <cyg/hal/hal_arch.h>           // HAL header
+#include <cyg/hal/hal_intr.h>           // HAL header
+#ifdef CYGPKG_KERNEL
+# include <pkgconf/kernel.h>
+# include <cyg/kernel/instrmnt.h>
+#endif
+
+/*
+ * This program is used to generate definitions needed by
+ * assembly language modules.
+ *
+ * This technique was first used in the OSF Mach kernel code:
+ * generate asm statements containing #defines,
+ * compile this file to assembler, and then extract the
+ * #defines from the assembly-language output.
+ */
+
+#define DEFINE(sym, val) \
+        asm volatile("\n\t.equ\t" #sym ",%0" : : "i" (val))
+
+int
+main(void)
+{
+    DEFINE(armreg_r0, offsetof(HAL_SavedRegisters, d[HAL_THREAD_CONTEXT_R0]));
+    DEFINE(armreg_r4, offsetof(HAL_SavedRegisters, d[HAL_THREAD_CONTEXT_R4]));
+    DEFINE(armreg_sp, offsetof(HAL_SavedRegisters, sp));
+    DEFINE(armreg_fp, offsetof(HAL_SavedRegisters, fp));
+    DEFINE(armreg_ip, offsetof(HAL_SavedRegisters, ip));
+    DEFINE(armreg_lr, offsetof(HAL_SavedRegisters, lr));
+    DEFINE(armreg_pc, offsetof(HAL_SavedRegisters, pc));
+    DEFINE(armreg_cpsr, offsetof(HAL_SavedRegisters, cpsr));
+    DEFINE(armreg_vector, offsetof(HAL_SavedRegisters, vector));
+    DEFINE(ARMREG_SIZE, sizeof(HAL_SavedRegisters));
+    DEFINE(CYGNUM_HAL_ISR_COUNT, CYGNUM_HAL_ISR_COUNT);
+    DEFINE(CYGNUM_HAL_VSR_COUNT, CYGNUM_HAL_VSR_COUNT);
+    DEFINE(CYGNUM_HAL_EXCEPTION_ILLEGAL_INSTRUCTION,
+           CYGNUM_HAL_EXCEPTION_ILLEGAL_INSTRUCTION);
+    DEFINE(CYGNUM_HAL_EXCEPTION_INTERRUPT, CYGNUM_HAL_EXCEPTION_INTERRUPT);
+    DEFINE(CYGNUM_HAL_EXCEPTION_CODE_ACCESS,
+           CYGNUM_HAL_EXCEPTION_CODE_ACCESS);
+    DEFINE(CYGNUM_HAL_EXCEPTION_DATA_ACCESS,
+           CYGNUM_HAL_EXCEPTION_DATA_ACCESS);
+    DEFINE(CYGNUM_HAL_VECTOR_IRQ, CYGNUM_HAL_VECTOR_IRQ);
+    DEFINE(CYGNUM_HAL_EXCEPTION_FIQ, CYGNUM_HAL_EXCEPTION_FIQ);
+#ifdef CYGPKG_KERNEL
+    DEFINE(RAISE_INTR, CYG_INSTRUMENT_CLASS_INTR|CYG_INSTRUMENT_EVENT_INTR_RAISE);
+#endif
+    DEFINE(CPSR_IRQ_DISABLE, CPSR_IRQ_DISABLE);
+    DEFINE(CPSR_FIQ_DISABLE, CPSR_FIQ_DISABLE);
+    DEFINE(CPSR_UNDEF_MODE, CPSR_UNDEF_MODE);
+    DEFINE(CPSR_SUPERVISOR_MODE, CPSR_SUPERVISOR_MODE);
+    DEFINE(CPSR_IRQ_MODE, CPSR_IRQ_MODE);
+    DEFINE(CPSR_MODE_BITS, CPSR_MODE_BITS);
+    DEFINE(CPSR_INITIAL, CPSR_INITIAL);
+    DEFINE(CPSR_THREAD_INITIAL, CPSR_THREAD_INITIAL);
+}
+
+
+/*------------------------------------------------------------------------*/
+// EOF hal_mk_defs.c