tree 0d25b1c07ffb685ec4f2de561ccb44e76337b2b4
parent 1b5fa6ef1082ffb9979df4aad91525eda571eb50
author dp-arm <dimitris.papastamos@arm.com> 1479216330 +0000
committer dp-arm <dimitris.papastamos@arm.com> 1481709194 +0000

Add two timestamps to measure PSCI cache flush overhead

Testing showed that the time spent in a cluster power down
operation is dominated by cache flushes.  Add two more timestamps
in runtime instrumentation to keep track of the time spent
flushing the L1/L2 caches.

Change-Id: I4c5a04e7663543225a85d3c6b271d7b706deffc4
Signed-off-by: dp-arm <dimitris.papastamos@arm.com>