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/*

 *  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.OARcorp.com/rtems/license.html.

 *

 *  $Id: m48t08.h,v 1.2 2001-09-27 12:01:42 chris Exp $

 */

#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

 */

unsigned32 m48t08_get_register(     /* registers are at 1 byte boundaries */

  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */

  unsigned8   ucRegNum

);

void  m48t08_set_register(

  unsigned32  ulCtrlPort,

  unsigned8   ucRegNum,

  unsigned32  ucData

);

unsigned32 m48t08_get_register_2(   /* registers are at 2 byte boundaries */

  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */

  unsigned8   ucRegNum

);

void  m48t08_set_register_2(

  unsigned32  ulCtrlPort,

  unsigned8   ucRegNum,

  unsigned32  ucData

);

unsigned32 m48t08_get_register_4(   /* registers are at 4 byte boundaries */

  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */

  unsigned8   ucRegNum

);

void  m48t08_set_register_4(

  unsigned32  ulCtrlPort,

  unsigned8   ucRegNum,

  unsigned32  ucData

);

unsigned32 m48t08_get_register_8(   /* registers are at 8 byte boundaries */

  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */

  unsigned8   ucRegNum

);

void  m48t08_set_register_8(

  unsigned32  ulCtrlPort,

  unsigned8   ucRegNum,

  unsigned32  ucData

);

#endif

/* end of include file */