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| author | Pavel Pisa <pisa@cmp.felk.cvut.cz> | 2014-08-22 10:20:46 -0500 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@oarcorp.com> | 2014-08-22 10:24:53 -0500 |
| commit | d13ce7553b86a5b86fb360d8fc530ddd3ceef14a (patch) | |
| tree | be7d05c2402a6cf6ab8d3a4c0b2079a9c63bc08b /cpukit/score/include/rtems/score/watchdog.h | |
| parent | smptests/smpcache01: Test the SMP cache manager (diff) | |
| download | rtems-d13ce7553b86a5b86fb360d8fc530ddd3ceef14a.tar.bz2 | |
bsp/tms570: implemented and tested initialization of Cortex-R performance counters.
The code is written as BSP specific now but it should work for all
Cortex-A and R based CPUs and can be moved to ARM generic place in future.
StackOverflow suggested sequences of writes to the registers required
to start counters is used.
http://stackoverflow.com/questions/3247373/how-to-measure-program-execution-time-in-arm-cortex-a8-processor
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