57 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			57 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
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 *	The President and Fellows of Harvard College.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. Neither the name of the University nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 */
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#ifndef _LAMEBUS_LTIMER_H_
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#define _LAMEBUS_LTIMER_H_
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struct timespec;
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/*
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 * Hardware device data for LAMEbus timer device
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 */
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struct ltimer_softc {
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	/* Initialized by config function */
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	int lt_hardclock;        /* true if we should call hardclock() */
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	int lt_timerclock;        /* true if we should call timerclock() */
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	/* Initialized by lower-level attach routine */
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	void *lt_bus;		/* bus we're on */
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	uint32_t lt_buspos;	/* position (slot) on that bus */
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};
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/* Functions called by lower-level drivers */
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void ltimer_irq(/*struct ltimer_softc*/ void *lt);  // interrupt handler
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/* Functions called by higher-level devices */
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void ltimer_beep(/*struct ltimer_softc*/ void *devdata);   // for beep device
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void ltimer_gettime(/*struct ltimer_softc*/ void *devdata,
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		    struct timespec *ts);     	    // for rtclock
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#endif /* _LAMEBUS_LTIMER_H_ */
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