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gemini_timervar.h revision 1.1 
      1 /*	$NetBSD: gemini_timervar.h,v 1.1 2008/10/24 04:23:18 matt Exp $	*/
      2 
      3 
      4 /*
      5  * adapted from:
      6  *	NetBSD: omap2_mputmrvar.h,v 1.2 2008/04/27 18:58:45 matt Exp
      7  */
      8 
      9 /*
     10  * Copyright (c) 2007 Microsoft
     11  * All rights reserved.
     12  *
     13  * Redistribution and use in source and binary forms, with or without
     14  * modification, are permitted provided that the following conditions
     15  * are met:
     16  * 1. Redistributions of source code must retain the above copyright
     17  *    notice, this list of conditions and the following disclaimer.
     18  * 2. Redistributions in binary form must reproduce the above copyright
     19  *    notice, this list of conditions and the following disclaimer in the
     20  *    documentation and/or other materials provided with the distribution.
     21  * 3. All advertising materials mentioning features or use of this software
     22  *    must display the following acknowledgement:
     23  *	This product includes software developed by Microsoft
     24  *
     25  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     26  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     27  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     28  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTERS BE LIABLE FOR ANY DIRECT,
     29  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     31  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     35  * SUCH DAMAGE.
     36  */
     37 #ifndef _GEMINI_TIMER_H
     38 #define _GEMINI_TIMER_H
     39 
     40 #ifndef STATHZ
     41 # define STATHZ	64
     42 #endif
     43 
     44 typedef struct timer_factors {
     45 	uint32_t tf_counts_per_usec;
     46 	uint32_t tf_tmcr;
     47 	uint32_t tf_counter;
     48 	uint32_t tf_reload;
     49 	uint32_t tf_match1;
     50 	uint32_t tf_match2;
     51 } timer_factors_t;
     52 
     53 typedef struct geminitmr_softc {
     54 	struct device		sc_dev;
     55 	uint			sc_timerno;
     56 	bus_space_tag_t		sc_iot;
     57 	bus_space_handle_t	sc_ioh;
     58 	bus_addr_t		sc_addr;
     59 	size_t			sc_size;
     60 	int			sc_intr;
     61 	timer_factors_t		sc_tf;
     62 } geminitmr_softc_t;
     63 
     64 
     65 
     66 extern uint32_t hardref;
     67 extern struct timeval hardtime;
     68 extern struct geminitmr_softc *clock_sc;
     69 extern struct geminitmr_softc *stat_sc;
     70 extern struct geminitmr_softc *ref_sc;
     71 
     72 extern void gemini_microtime_init(void);
     73 
     74 extern int	clockintr(void *);
     75 extern int	statintr(void *);
     76 extern void	rtcinit(void);
     77 
     78 #endif	/* _GEMINI_TIMER_H */
     79