1 /*        $NetBSD: gemini_timervar.h,v 1.3 2012/10/27 17:17:38 chs 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     HZ
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           uint                          sc_timerno;
55           bus_space_tag_t               sc_iot;
56           bus_space_handle_t  sc_ioh;
57           bus_addr_t                    sc_addr;
58           size_t                        sc_size;
59           int                           sc_intr;
60           timer_factors_t               sc_tf;
61 } geminitmr_softc_t;
62 
63 
64 
65 extern uint32_t hardref;
66 extern struct timeval hardtime;
67 extern struct geminitmr_softc *clock_sc;
68 extern struct geminitmr_softc *stat_sc;
69 extern struct geminitmr_softc *ref_sc;
70 
71 extern void gemini_microtime_init(void);
72 
73 extern int          clockintr(void *);
74 extern int          statintr(void *);
75 extern void         rtcinit(void);
76 
77 #endif    /* _GEMINI_TIMER_H */
78