[PATCH 4/5] coresight-stm: adding driver for CoreSight STM component

Alexander Shishkin alexander.shishkin at linux.intel.com
Sat Mar 7 04:27:35 PST 2015


Mathieu Poirier <mathieu.poirier at linaro.org> writes:

> From: Pratik Patel <pratikp at codeaurora.org>
>
> This driver adds support for the STM CoreSight IP block,
> allowing any system compoment (HW or SW) to log and
> aggregate messages via a single entity.
>
> The STM exposes an application defined number of channels
> called stimulus port.  Configuration is done using entries
> in sysfs and channels made available to userspace via devfs.

I somehow missed it when it was posted, but anyway. It looks like we are
solving a very similar problem (the STM device) and I'd like to propose
a generic and architecture independent solution [1]. I also took the
liberty to copy you and Pratik on those patches.

[1] https://lkml.org/lkml/2015/3/7/99

Regards,
--
Alex



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