new file mode 100644
--- /dev/null
+++ b/packages/devs/flash/synth/current/src/flash_program_buf.c
@@ -0,0 +1,62 @@
+//==========================================================================
+//
+//      flash_program_buf.c
+//
+//      Flash programming
+//
+//==========================================================================
+//####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, 2001 Red Hat, Inc.
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    Andrew.Lunn@ascom.ch
+// Contributors: andrew.lunn
+// Date:         2001-10-30
+// Purpose:      
+// Description:  
+//              
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+#include "synth.h"
+
+#include <pkgconf/devs_flash_synth.h>
+#include <cyg/hal/hal_io.h>
+#include <cyg/io/flash.h>
+
+int
+flash_program_buf(volatile flash_t *addr, flash_t *data, int len,
+                  unsigned long block_mask, int buffer_size)
+{
+  
+    int offset = (int)addr;
+    offset -= (int)cyg_dev_flash_synth_base;
+
+    cyg_hal_sys_lseek(cyg_dev_flash_synth_flashfd, offset, CYG_HAL_SYS_SEEK_SET);
+    cyg_hal_sys_write(cyg_dev_flash_synth_flashfd, data, len);
+  
+    return FLASH_ERR_OK;
+}