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Diffstat (limited to 'kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7')
| -rw-r--r-- | kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7 | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7 b/kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7 new file mode 100644 index 000000000..f89333757 --- /dev/null +++ b/kernel/Documentation/ABI/testing/sysfs-bus-event_source-devices-hv_24x7 @@ -0,0 +1,45 @@ +What: /sys/bus/event_source/devices/hv_24x7/interface/catalog +Date: February 2014 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: + Provides access to the binary "24x7 catalog" provided by the + hypervisor on POWER7 and 8 systems. This catalog lists events + avaliable from the powerpc "hv_24x7" pmu. Its format is + documented here: + https://raw.githubusercontent.com/jmesmon/catalog-24x7/master/hv-24x7-catalog.h + +What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_length +Date: February 2014 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: + A number equal to the length in bytes of the catalog. This is + also extractable from the provided binary "catalog" sysfs entry. + +What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_version +Date: February 2014 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: + Exposes the "version" field of the 24x7 catalog. This is also + extractable from the provided binary "catalog" sysfs entry. + +What: /sys/bus/event_source/devices/hv_24x7/event_descs/<event-name> +Date: February 2014 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: + Provides the description of a particular event as provided by + the firmware. If firmware does not provide a description, no + file will be created. + + Note that the event-name lacks the domain suffix appended for + events in the events/ dir. + +What: /sys/bus/event_source/devices/hv_24x7/event_long_descs/<event-name> +Date: February 2014 +Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org> +Description: + Provides the "long" description of a particular event as + provided by the firmware. If firmware does not provide a + description, no file will be created. + + Note that the event-name lacks the domain suffix appended for + events in the events/ dir. |