diff options
Diffstat (limited to 'drivers/hwtracing/intel_th/Kconfig')
-rw-r--r-- | drivers/hwtracing/intel_th/Kconfig | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/hwtracing/intel_th/Kconfig b/drivers/hwtracing/intel_th/Kconfig new file mode 100644 index 000000000..4b6359326 --- /dev/null +++ b/drivers/hwtracing/intel_th/Kconfig @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: GPL-2.0-only +config INTEL_TH + tristate "Intel(R) Trace Hub controller" + depends on HAS_DMA && HAS_IOMEM + help + Intel(R) Trace Hub (TH) is a set of hardware blocks (subdevices) that + produce, switch and output trace data from multiple hardware and + software sources over several types of trace output ports encoded + in System Trace Protocol (MIPI STPv2) and is intended to perform + full system debugging. + + This option enables intel_th bus and common code used by TH + subdevices to interact with each other and hardware and for + platform glue layers to drive Intel TH devices. + + Say Y here to enable Intel(R) Trace Hub controller support. + +if INTEL_TH + +config INTEL_TH_PCI + tristate "Intel(R) Trace Hub PCI controller" + depends on PCI + help + Intel(R) Trace Hub may exist as a PCI device. This option enables + support glue layer for PCI-based Intel TH. + + Say Y here to enable PCI Intel TH support. + +config INTEL_TH_ACPI + tristate "Intel(R) Trace Hub ACPI controller" + depends on ACPI + help + Intel(R) Trace Hub may exist as an ACPI device. This option enables + support glue layer for ACPI-based Intel TH. This typically implies + 'host debugger' mode, that is, the trace configuration and capture + is handled by an external debug host and corresponding controls will + not be available on the target. + + Say Y here to enable ACPI Intel TH support. + +config INTEL_TH_GTH + tristate "Intel(R) Trace Hub Global Trace Hub" + help + Global Trace Hub (GTH) is the central component of the + Intel TH infrastructure and acts as a switch for source + and output devices. This driver is required for other + Intel TH subdevices to initialize. + + Say Y here to enable GTH subdevice of Intel(R) Trace Hub. + +config INTEL_TH_STH + tristate "Intel(R) Trace Hub Software Trace Hub support" + depends on STM + help + Software Trace Hub (STH) enables trace data from software + trace sources to be sent out via Intel(R) Trace Hub. It + uses stm class device to interface with its sources. + + Say Y here to enable STH subdevice of Intel(R) Trace Hub. + +config INTEL_TH_MSU + tristate "Intel(R) Trace Hub Memory Storage Unit" + help + Memory Storage Unit (MSU) trace output device enables + storing STP traces to system memory. It supports single + and multiblock modes of operation and provides read() + and mmap() access to the collected data. + + Say Y here to enable MSU output device for Intel TH. + +config INTEL_TH_PTI + tristate "Intel(R) Trace Hub PTI output" + help + Parallel Trace Interface unit (PTI) is a trace output device + of Intel TH architecture that facilitates STP trace output via + a PTI port. + + Say Y to enable PTI output of Intel TH data. + +config INTEL_TH_DEBUG + bool "Intel(R) Trace Hub debugging" + depends on DEBUG_FS + help + Say Y here to enable debugging. + +endif |