1 /****************************************************************************
2  *******                                                              *******
3  *******            T I M E
4  *******                                                              *******
5  ****************************************************************************
6 
7  Author  : Jeremy Rolls
8  Date    :
9 
10  *
11  *  (C) 1990 - 2000 Specialix International Ltd., Byfleet, Surrey, UK.
12  *
13 
14  *      This program is free software; you can redistribute it and/or modify
15  *      it under the terms of the GNU General Public License as published by
16  *      the Free Software Foundation; either version 2 of the License, or
17  *      (at your option) any later version.
18  *
19  *      This program is distributed in the hope that it will be useful,
20  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
21  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22  *      GNU General Public License for more details.
23  *
24  *      You should have received a copy of the GNU General Public License
25  *      along with this program; if not, write to the Free Software
26  *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 
28  Version : 0.01
29 
30 
31                             Mods
32  ----------------------------------------------------------------------------
33   Date     By                Description
34  ----------------------------------------------------------------------------
35 
36  ***************************************************************************/
37 
38 #ifndef _riotime_h
39 #define _riotime_h 1
40 
41 #ifndef lint
42 #ifdef SCCS
43 static char *_rio_riotime_h_sccs = "@(#)riotime.h	1.1" ;
44 #endif
45 #endif
46 
47 #define TWO_POWER_FIFTEEN (ushort)32768
48 #define RioTime()    riotime
49 #define RioTimeAfter(time1,time2) ((ushort)time1 - (ushort)time2) < TWO_POWER_FIFTEEN
50 #define RioTimePlus(time1,time2) ((ushort)time1 + (ushort)time2)
51 
52 /**************************************
53  * Convert a RIO tick (1/10th second)
54  * into transputer low priority ticks
55  *************************************/
56 #define RioTimeToLow(time) (time*(100000 / 64))
57 #define RioLowToTime(time) ((time*64)/100000)
58 
59 #define RIOTENTHSECOND (ushort)1
60 #define RIOSECOND (ushort)(RIOTENTHSECOND * 10)
61 #endif
62 
63 /*********** end of file ***********/
64