new file mode 100644
--- /dev/null
+++ b/packages/hal/common/current/tests/context.c
@@ -0,0 +1,110 @@
+/*=================================================================
+//
+//        context.c
+//
+//        HAL Thread context handling test
+//
+//==========================================================================
+//####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 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     nickg
+// Contributors:  nickg
+// Date:          1998-10-07
+//####DESCRIPTIONEND####
+*/
+
+#include <pkgconf/hal.h>
+
+#include <pkgconf/infra.h>
+
+#include <cyg/infra/testcase.h>
+
+#include <cyg/infra/cyg_trac.h>
+#include <cyg/hal/hal_arch.h>
+
+#define CYG_TRACE_USER_BOOL 1
+
+// -------------------------------------------------------------------------
+
+#define THREADS         4
+#define STACKSIZE       (2*1024)
+
+char stack[THREADS][STACKSIZE];
+
+CYG_ADDRWORD sp[THREADS];
+
+cyg_count32 switches = 0;
+
+// -------------------------------------------------------------------------
+
+void entry0( CYG_ADDRWORD arg )
+{
+    CYG_TRACE1B("Thread %d started\n", arg );
+
+    while( switches < 1000 )
+    {
+        HAL_THREAD_SWITCH_CONTEXT( &sp[arg], &sp[(arg+1) % THREADS] );
+
+        CYG_TRACE1B("Thread %d resumed\n", arg );
+
+        switches++;
+    }
+
+    CYG_TEST_PASS_FINISH("HAL Context test");
+    
+}
+
+// -------------------------------------------------------------------------
+
+void context_main(void)
+{
+    int i;
+    
+    CYG_TEST_INIT();
+
+    // Init all thread contexts:
+    
+    for( i = 0 ; i < THREADS; i++ )
+    {
+        sp[i] = (CYG_ADDRWORD)stack[i]+STACKSIZE;
+        
+        HAL_THREAD_INIT_CONTEXT( sp[i], i, entry0, i*0x01010000 );
+    }
+
+    // Load the first thread.
+    
+    HAL_THREAD_LOAD_CONTEXT( &sp[0] );
+}
+
+// -------------------------------------------------------------------------
+
+externC void
+cyg_start( void )
+{
+    context_main();
+}
+
+// -------------------------------------------------------------------------
+/* EOF context.c */