| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 ***********/ |