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CONFIG_CORESIGHT_SOURCE_ETM4X: CoreSight ETMv4.x / ETE driver

General informations

The Linux kernel configuration item CONFIG_CORESIGHT_SOURCE_ETM4X has multiple definitions:

CoreSight ETMv4.x / ETE driver found in drivers/hwtracing/coresight/Kconfig

The configuration item CONFIG_CORESIGHT_SOURCE_ETM4X:

Help text

This driver provides support for the CoreSight Embedded Trace Macrocell version 4.x and the Embedded Trace Extensions (ETE). Both are CPU tracer modules, tracing the instructions that a processor is executing. This is primarily useful for instruction level tracing.

To compile this driver as a module, choose M here: the module will be called coresight-etm4x.

CoreSight Embedded Trace Macrocell 4.x driver found in drivers/hwtracing/coresight/Kconfig

The configuration item CONFIG_CORESIGHT_SOURCE_ETM4X:

Help text

This driver provides support for the ETM4.x tracer module, tracing the instructions that a processor is executing. This is primarily useful for instruction level tracing. Depending on the implemented version data tracing may also be available.

To compile this driver as a module, choose M here: the module will be called coresight-etm4x.

CoreSight Embedded Trace Macrocell 4.x driver found in drivers/hwtracing/coresight/Kconfig

The configuration item CONFIG_CORESIGHT_SOURCE_ETM4X:

Help text

This driver provides support for the ETM4.x tracer module, tracing the instructions that a processor is executing. This is primarily useful for instruction level tracing. Depending on the implemented version data tracing may also be available.

Hardware

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