IRIS: reworked the time sync implementation

[tinyos-2.x.git] / tos / chips / rf230 / PacketTimeStamp.nc

diff --git a/tos/chips/rf230/PacketTimeStamp.nc b/tos/chips/rf230/PacketTimeStamp.nc
deleted file mode 100644 (file)
index 609d0a3..0000000
--- a/tos/chips/rf230/PacketTimeStamp.nc
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (c) 2007, Vanderbilt University
- * All rights reserved.
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose, without fee, and without written agreement is
- * hereby granted, provided that the above copyright notice, the following
- * two paragraphs and the author appear in all copies of this software.
- * 
- * IN NO EVENT SHALL THE VANDERBILT UNIVERSITY BE LIABLE TO ANY PARTY FOR
- * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
- * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE VANDERBILT
- * UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * 
- * THE VANDERBILT UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
- * ON AN "AS IS" BASIS, AND THE VANDERBILT UNIVERSITY HAS NO OBLIGATION TO
- * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
- *
- * Author: Miklos Maroti
- */
-
-interface PacketTimeStamp<precision_tag, size_type>
-{
-       /**
-        * Returns TRUE if the time stamp stored in the metadata of the message 
-        * is valid. Under special circumstances the radio chip might not be 
-        * able to correctly assign a precise time value to an incoming packet 
-        * (e.g. under very heavy traffic multiple interrupts can occur before 
-        * they could be serviced, and even if capture registers are used, it 
-        * is not possible to get the time stamp for the first or last unserviced 
-        * event), in which case the time stamp value should not be used.
-        */
-       async command bool isSet(message_t* msg);
-
-       /**
-        * Return the time stamp for the given message. Please check with the 
-        * isSet command if this value can be relied upon. If this command is
-        * called after transmission, then the transmit time of the packet
-        * is returned (the time when the frame synchronization byte was 
-        * transmitted). If this command is called after the message is received,
-        * the tne receive time of the message is returned.
-        */
-       async command size_type get(message_t* msg);
-
-       /**
-        * Sets the isSet flag to FALSE.
-        */
-       async command void clear(message_t* msg);
-
-       /**
-        * Sets the isSet false to TRUE and the time stamp value to the 
-        * specified value.
-        */
-       async command void set(message_t* msg, size_type value);
-}