sys/arch/arm/omap/omap2_mputmrvar.h

   1 /*
   2  * $NetBSD: omap2_mputmrvar.h,v 1.2 2008/04/27 18:58:45 matt Exp $
   3  *
   4  * Copyright (c) 2007 Microsoft
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by Microsoft
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
  20  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  21  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTERS BE LIABLE FOR ANY DIRECT,
  23  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  25  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  29  * SUCH DAMAGE.
  30  */
  31 #ifndef _OMAP2_MPUTMRVAR_h
  32 #define _OMAP2_MPUTMRVAR_h
  33
  34 #ifndef STATHZ
  35 # define STATHZ 64
  36 #endif
  37
  38 typedef struct timer_factors {
  39         uint32_t ptv;
  40         uint32_t reload;
  41         uint32_t counts_per_usec;
  42 } timer_factors;
  43
  44 struct mputmr_softc {
  45         device_t                sc_dev;
  46         bus_space_tag_t         sc_iot;
  47         bus_space_handle_t      sc_ioh;
  48         int                     sc_intr;
  49 };
  50
  51
  52
  53 extern uint32_t counts_per_usec, counts_per_hz;
  54 extern uint32_t hardref;
  55 extern struct timeval hardtime;
  56 extern struct mputmr_softc *clock_sc;
  57 extern struct mputmr_softc *stat_sc;
  58 extern struct mputmr_softc *ref_sc;
  59
  60 extern void calc_timer_factors(int, struct timer_factors *);
  61 extern int      clockintr(void *);
  62 extern int      statintr(void *);
  63 extern void     rtcinit(void);
  64
  65 #endif  /* _OMAP2_MPUTMRVAR_h */