new file mode 100644
--- /dev/null
+++ b/packages/hal/sh/sh3/current/include/mod_regs_rtc.h
@@ -0,0 +1,77 @@
+//=============================================================================
+//
+//      mod_regs_rtc.h
+//
+//      RTC (real time clock) Module register definitions
+//
+//=============================================================================
+//####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):   jskov
+// Contributors:jskov
+// Date:        2000-10-30
+//              
+//####DESCRIPTIONEND####
+//
+//=============================================================================
+
+//--------------------------------------------------------------------------
+// RealTime Clock
+
+#define CYGARC_REG_RC64CNT              0xfffffec0
+#define CYGARC_REG_RSECCNT              0xfffffec2
+#define CYGARC_REG_RMINCNT              0xfffffec4
+#define CYGARC_REG_RHRCNT               0xfffffec6
+#define CYGARC_REG_RWKCNT               0xfffffec8
+#define CYGARC_REG_RDAYCNT              0xfffffeca
+#define CYGARC_REG_RMONCNT              0xfffffecc
+#define CYGARC_REG_RYRCNT               0xfffffece
+#define CYGARC_REG_RSECAR               0xfffffed0
+#define CYGARC_REG_RMINAR               0xfffffed2
+#define CYGARC_REG_RHRAR                0xfffffed4
+#define CYGARC_REG_RWKAR                0xfffffed6
+#define CYGARC_REG_RDAYAR               0xfffffed8
+#define CYGARC_REG_RMONAR               0xfffffeda
+#define CYGARC_REG_RCR1                 0xfffffedc
+#define CYGARC_REG_RCR2                 0xfffffede
+
+
+#define CYGARC_REG_RCR1_CF              0x80 // carry flag
+#define CYGARC_REG_RCR1_CIE             0x10 // carry interrupt enable
+#define CYGARC_REG_RCR1_AIE             0x08 // alarm interrupt enable
+#define CYGARC_REG_RCR1_AF              0x01 // alarm flag
+
+#define CYGARC_REG_RCR2_PEF             0x80 // periodic interrupt flag
+#define CYGARC_REG_RCR2_PES2            0x40 // periodic interrupt setting
+#define CYGARC_REG_RCR2_PES1            0x20
+#define CYGARC_REG_RCR2_PES0            0x10
+#define CYGARC_REG_RCR2_RTCEN           0x08 // RTC enable
+#define CYGARC_REG_RCR2_ADJ             0x04 // second adjustment
+#define CYGARC_REG_RCR2_RESET           0x02 // reset
+#define CYGARC_REG_RCR2_START           0x01 // start
+
+