diff options
Diffstat (limited to 'arch/arm/Kconfig.debug')
| -rw-r--r-- | arch/arm/Kconfig.debug | 63 |
1 files changed, 55 insertions, 8 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index f9295a4e1036..5ddd4906f7a7 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -1452,14 +1452,6 @@ config EARLY_PRINTK kernel low-level debugging functions. Add earlyprintk to your kernel parameters to enable this console. -config OC_ETM - bool "On-chip ETM and ETB" - depends on ARM_AMBA - help - Enables the on-chip embedded trace macrocell and embedded trace - buffer driver that will allow you to collect traces of the - kernel code. - config ARM_KPROBES_TEST tristate "Kprobes test module" depends on KPROBES && MODULES @@ -1486,4 +1478,59 @@ config DEBUG_SET_MODULE_RONX against certain classes of kernel exploits. If in doubt, say "N". +menuconfig CORESIGHT + bool "CoreSight Tracing Support" + select ARM_AMBA + help + This framework provides a kernel interface for the CoreSight debug + and trace drivers to register themselves with. It's intended to build + a topological view of the CoreSight components based on a DT + specification and configure the right serie of components when a + trace source gets enabled. + +if CORESIGHT +config CORESIGHT_LINKS_AND_SINKS + bool "CoreSight Link and Sink drivers" + help + This enables support for CoreSight link and sink drivers that are + responsible for transporting and collecting the trace data + respectively. Link and sinks are dynamically aggregated with a trace + entity at run time to form a complete trace path. + +config CORESIGHT_LINK_AND_SINK_TMC + bool "Coresight generic TMC driver" + depends on CORESIGHT_LINKS_AND_SINKS + help + This enables support for the Trace Memory Controller driver. Depending + on its configuration the device can act as a link (embedded trace router + - ETR) or sink (embedded trace FIFO). The driver complies with the + generic implementation of the component without special enhancement or + added features. + +config CORESIGHT_SINK_TPIU + bool "Coresight generic TPIU driver" + depends on CORESIGHT_LINKS_AND_SINKS + help + This enables support for the Trace Port Interface Unit driver, responsible + for bridging the gap between the on-chip coresight components and a trace + port collection engine, typically connected to an external host for use + case capturing more traces than the on-board coresight memory can handle. + +config CORESIGHT_SINK_ETBV10 + bool "Coresight ETBv1.0 driver" + depends on CORESIGHT_LINKS_AND_SINKS + help + 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 endmenu |