diff options
Diffstat (limited to 'Documentation/ABI/testing/sysfs-class-intel_pmt')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-intel_pmt | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-intel_pmt b/Documentation/ABI/testing/sysfs-class-intel_pmt new file mode 100644 index 000000000000..926b5cf95fd1 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-intel_pmt @@ -0,0 +1,54 @@ +What: /sys/class/intel_pmt/ +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + The intel_pmt/ class directory contains information for + devices that expose hardware telemetry using Intel Platform + Monitoring Technology (PMT) + +What: /sys/class/intel_pmt/telem<x> +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + The telem<x> directory contains files describing an instance of + a PMT telemetry device that exposes hardware telemetry. Each + telem<x> directory has an associated telem file. This file + may be opened and mapped or read to access the telemetry space + of the device. The register layout of the telemetry space is + determined from an XML file that matches the PCI device id and + GUID for the device. + +What: /sys/class/intel_pmt/telem<x>/telem +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + (RO) The telemetry data for this telemetry device. This file + may be mapped or read to obtain the data. + +What: /sys/class/intel_pmt/telem<x>/guid +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + (RO) The GUID for this telemetry device. The GUID identifies + the version of the XML file for the parent device that is to + be used to get the register layout. + +What: /sys/class/intel_pmt/telem<x>/size +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + (RO) The size of telemetry region in bytes that corresponds to + the mapping size for the telem file. + +What: /sys/class/intel_pmt/telem<x>/offset +Date: October 2020 +KernelVersion: 5.10 +Contact: David Box <david.e.box@linux.intel.com> +Description: + (RO) The offset of telemetry region in bytes that corresponds to + the mapping for the telem file. |