ad0a02b834
gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
23 lines
1,001 B
Text
23 lines
1,001 B
Text
What: /sys/bus/event_source/devices/hv_24x7/interface/catalog
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Date: February 2014
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Contact: Cody P Schafer <cody@linux.vnet.ibm.com>
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Description:
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Provides access to the binary "24x7 catalog" provided by the
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hypervisor on POWER7 and 8 systems. This catalog lists events
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avaliable from the powerpc "hv_24x7" pmu. Its format is
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documented here:
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https://raw.githubusercontent.com/jmesmon/catalog-24x7/master/hv-24x7-catalog.h
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What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_length
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Date: February 2014
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Contact: Cody P Schafer <cody@linux.vnet.ibm.com>
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Description:
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A number equal to the length in bytes of the catalog. This is
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also extractable from the provided binary "catalog" sysfs entry.
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What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_version
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Date: February 2014
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Contact: Cody P Schafer <cody@linux.vnet.ibm.com>
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Description:
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Exposes the "version" field of the 24x7 catalog. This is also
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extractable from the provided binary "catalog" sysfs entry.
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