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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.rtems.com/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 */
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