new file mode 100644
--- /dev/null
+++ b/packages/hal/mn10300/stb/current/include/plf_intr.h
@@ -0,0 +1,73 @@
+#ifndef CYGONCE_HAL_PLF_INTR_H
+#define CYGONCE_HAL_PLF_INTR_H
+
+//==========================================================================
+//
+//      plf_intr.h
+//
+//      STB Interrupt and clock support
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// 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 Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    nickg
+// Contributors: nickg, jskov,
+//               gthomas, jlarmour
+// Date:         1999-02-16
+// Purpose:      Define Interrupt support
+// Description:  The macros defined here provide the HAL APIs for handling
+//               interrupts and the clock for the AM33 STB board.
+//              
+// Usage:
+//              #include <cyg/hal/plf_intr.h>
+//              ...
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+#include <pkgconf/hal.h>
+
+#include <cyg/infra/cyg_type.h>
+
+//--------------------------------------------------------------------------
+// Control-C support.
+
+#if defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT)
+
+# define CYGHWR_HAL_GDB_PORT_VECTOR CYGNUM_HAL_INTERRUPT_SERIAL_0_RX
+
+externC cyg_uint32 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data);
+
+#define HAL_CTRLC_ISR hal_ctrlc_isr
+
+#endif
+
+//--------------------------------------------------------------------------
+#endif // ifndef CYGONCE_HAL_PLF_INTR_H
+// End of plf_intr.h