Age | Commit message (Collapse) | Author | |
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2012-09-26 | ENGR00225912 ARM: etm: Add trace buffer support | Frank Li | |
start trace: echo 1 > echo 1 >/sys/devices/etm.0/trace_running Notes: The other cores ptm also enabled by above command. dump trace buffer: echo v >/proc/sysrq-trigger Decode trace buffer: /unit_test/etm --pft-1.1 --sourceid-match 0 < /dev/tracebuf Notes: this version need connect JTAG to make etm work. Signed-off-by: Frank Li <Frank.Li@freescale.com> |