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CONFIG_CORESIGHT_SOURCE_ETM3X: CoreSight Embedded Trace Macrocell 3.x driver

General informations

The Linux kernel configuration item CONFIG_CORESIGHT_SOURCE_ETM3X has multiple definitions:

CoreSight Embedded Trace Macrocell 3.x driver found in arch/arm/Kconfig.debug

The configuration item CONFIG_CORESIGHT_SOURCE_ETM3X:

Help text

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.

CoreSight Embedded Trace Macrocell 3.x driver found in drivers/hwtracing/coresight/Kconfig

The configuration item CONFIG_CORESIGHT_SOURCE_ETM3X:

Help text

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.

Hardware

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