[paparazzi-commits] [4615] generic timer macros

[Gautier Hattenberger]

Revision: 4615
          http://svn.sv.gnu.org/viewvc/?view=rev&root=paparazzi&revision=4615
Author:   gautier
Date:     2010-03-03 13:48:36 +0000 (Wed, 03 Mar 2010)
Log Message:
-----------
generic timer macros

Modified Paths:
--------------
    paparazzi3/trunk/sw/airborne/arm7/sys_time_hw.h

Modified: paparazzi3/trunk/sw/airborne/arm7/sys_time_hw.h
===================================================================
--- paparazzi3/trunk/sw/airborne/arm7/sys_time_hw.h     2010-03-03 13:46:28 UTC 
(rev 4614)
+++ paparazzi3/trunk/sw/airborne/arm7/sys_time_hw.h     2010-03-03 13:48:36 UTC 
(rev 4615)
@@ -83,6 +83,10 @@
   DOWNLINK_SEND_CHRONO(_tag, &sys_time_chrono); \
 }
 
+/* Generic timer macros */
+#define SysTimeTimerStart(_t) { _t = T0TC; }
+#define SysTimeTimer(_t) ((uint32_t)(T0TC - _t))
+#define SysTimeTimerStop(_t) { _t = (T0TC - _t); }
 
 
 static inline void sys_time_init( void ) {