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Commit a939fc5a authored by Pratik Patel's avatar Pratik Patel Committed by Greg Kroah-Hartman
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coresight-etm: add CoreSight ETM/PTM driver 



This driver manages CoreSight ETM (Embedded Trace Macrocell) that
supports processor tracing. Currently supported version are ARM
ETMv3.x and PTM1.x.

Signed-off-by: default avatarPratik Patel <pratikp@codeaurora.org>
Signed-off-by: default avatarMathieu Poirier <mathieu.poirier@linaro.org>

coresight-etm3x: adding missing error checking
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ceacc1d9

arch/arm/Kconfig.debug

+9 −0
Original line number Diff line number Diff line
@@ -1376,5 +1376,14 @@ config CORESIGHT_SINK_ETBV10 
	  This enables support for the Embedded Trace Buffer version 1.0 driver

	  that complies with the generic implementation of the component without

	  special enhancement or added features.



config CORESIGHT_SOURCE_ETM3X

	bool "CoreSight Embedded Trace Macrocell 3.x driver"

	select CORESIGHT_LINKS_AND_SINKS

	help

	  This driver provides support for processor ETM3.x and PTM1.x modules,

	  which allows tracing the instructions that a processor is executing

	  This is primarily useful for instruction level tracing.  Depending

	  the ETM version data tracing may also be available.

endif

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