1 files changed, 87 insertions, 0 deletions
diff --git a/include/libchip/m48t08.h b/include/libchip/m48t08.h
new file mode 100644
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--- /dev/null
+++ b/include/libchip/m48t08.h
@@ -0,0 +1,87 @@
+/*
+ *  This file contains the definitions for the following real-time clocks:
+ *
+ *    + Mostek M48T08
+ *    + Mostek M48T18
+ *    + Dallas Semiconductor DS1643
+ *
+ *  COPYRIGHT (c) 1989-1999.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef __LIBCHIP_M48T08_h
+#define __LIBCHIP_M48T08_h
+
+/*
+ *  Register indices
+ */
+
+#define M48T08_CONTROL     0
+#define M48T08_SECOND      1
+#define M48T08_MINUTE      2
+#define M48T08_HOUR        3
+#define M48T08_DAY_OF_WEEK 4
+#define M48T08_DATE        5
+#define M48T08_MONTH       6
+#define M48T08_YEAR        7
+
+/*
+ *  Driver function table
+ */
+
+extern rtc_fns m48t08_fns;
+
+/*
+ * Default register access routines
+ */
+
+uint32_t   m48t08_get_register(     /* registers are at 1 byte boundaries */
+  uintptr_t   ulCtrlPort,           /*   and accessed as bytes            */
+  uint8_t     ucRegNum
+);
+
+void  m48t08_set_register(
+  uintptr_t   ulCtrlPort,
+  uint8_t     ucRegNum,
+  uint32_t    ucData
+);
+
+uint32_t   m48t08_get_register_2(   /* registers are at 2 byte boundaries */
+  uintptr_t   ulCtrlPort,           /*   and accessed as bytes            */
+  uint8_t     ucRegNum
+);
+
+void  m48t08_set_register_2(
+  uintptr_t   ulCtrlPort,
+  uint8_t     ucRegNum,
+  uint32_t    ucData
+);
+
+uint32_t   m48t08_get_register_4(   /* registers are at 4 byte boundaries */
+  uintptr_t   ulCtrlPort,           /*   and accessed as bytes            */
+  uint8_t     ucRegNum
+);
+
+void  m48t08_set_register_4(
+  uintptr_t   ulCtrlPort,
+  uint8_t     ucRegNum,
+  uint32_t    ucData
+);
+
+uint32_t   m48t08_get_register_8(   /* registers are at 8 byte boundaries */
+  uintptr_t   ulCtrlPort,           /*   and accessed as bytes            */
+  uint8_t     ucRegNum
+);
+
+void  m48t08_set_register_8(
+  uintptr_t   ulCtrlPort,
+  uint8_t     ucRegNum,
+  uint32_t    ucData
+);
+
+#endif
+/* end of include file */