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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libchip/] [rtc/] [rtc.h] - Rev 214
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/* * This file contains the Real-Time Clock definitions. * * 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: rtc.h,v 1.2 2001-09-27 12:01:42 chris Exp $ */ #ifndef __LIBCHIP_RTC_h #define __LIBCHIP_RTC_h /* * Types for get and set register routines */ typedef unsigned32 (*getRegister_f)(unsigned32 port, unsigned8 register); typedef void (*setRegister_f)( unsigned32 port, unsigned8 reg, unsigned32 value); typedef struct _rtc_fns { void (*deviceInitialize)(int minor); int (*deviceGetTime)(int minor, rtems_time_of_day *time); int (*deviceSetTime)(int minor, rtems_time_of_day *time); } rtc_fns; typedef enum { RTC_M48T08, /* SGS-Thomsom M48T08 or M48T18 */ RTC_ICM7170, /* Harris ICM-7170 */ RTC_CUSTOM /* BSP specific driver */ } rtc_devs; /* * Each field is interpreted thus: * * sDeviceName This is the name of the device. * * deviceType This indicates the chip type. * * pDeviceFns This is a pointer to the set of driver routines to use. * * pDeviceParams This contains either device specific data or a pointer to a * device specific information table. * * ulCtrlPort1 This is the primary control port number for the device. * * ulCtrlPort2 This is the secondary control port number. * * ulDataPort This is the port number for the data port of the device * * getRegister This is the routine used to read register values. * * setRegister This is the routine used to write register values. */ typedef struct _rtc_tbl { char *sDeviceName; rtc_devs deviceType; rtc_fns *pDeviceFns; boolean (*deviceProbe)(int minor); void *pDeviceParams; unsigned32 ulCtrlPort1; unsigned32 ulDataPort; getRegister_f getRegister; setRegister_f setRegister; } rtc_tbl; extern rtc_tbl RTC_Table[]; extern unsigned long RTC_Count; boolean rtc_probe( int minor ); #endif /* end of include file */
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