Mathieu Poirier <mathieu.poirier@xxxxxxxxxx> writes: > On 30 September 2015 at 02:52, Alexander Shishkin > <alexander.shishkin@xxxxxxxxxxxxxxx> wrote: >> Mathieu Poirier <mathieu.poirier@xxxxxxxxxx> writes: >> >>> This patchset aims to integrate configuration and control of >>> the Coresight tracers with the perf sub-system. >>> >>> The goal is to use PMUs to represent tracers and the auxiliary >>> buffer enhancement to collect processor traces. As such a lot >>> of work is done to move the current Coresight sysFS oriented >>> configuration and control commands to perf's AUX API. >>> >>> For the time being the work concentrates on ETMv3 and ETB1.0 >>> sink buffers. Work on ETMv4 and other type of sink buffers >>> will follow once a foundation has been established. >>> >>> Enhancement to the perf command line tool can be found here [1]. >>> It is based on v4.2 but a rebase to v4.3-rcX will be available >>> shortly. >>> >>> Best regards, >>> Mathieu >>> >>> [1]. https://git.linaro.org/people/mathieu.poirier/coresight.git/shortlog/refs/heads/perf-v4.2 >> >> I had a peek there -- didn't see an actual decoder for the ETM/PTM >> binary stream or did I miss it somehow? > > A stream decoder is not included in this patch set but a couple of > people are currently working on it. Ok, thanks. Can you provide instructions in the next version on how one can use this code to get a trace and decode it? Regards, -- Alex -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
