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x86/platform/uv: Update sysfs documentation

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Update sysfs documentation file to include moved /proc leaves.

Signed-off-by: Mike Travis <mike.travis@hpe.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lkml.kernel.org/r/20201128034227.120869-6-mike.travis@hpe.com
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Mike Travis 2020-11-27 21:42:27 -06:00 committed by Borislav Petkov
parent 148c277165
commit c9624cb7db
1 changed files with 16 additions and 0 deletions
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16
Documentation/ABI/testing/sysfs-firmware-sgi_uv
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@ -7,10 +7,25 @@ Description:
Under that directory are a number of read-only attributes:: Under that directory are a number of read-only attributes::
archtype
hub_type
hubless
partition_id partition_id
coherence_id coherence_id
uv_type uv_type
The archtype entry contains the UV architecture type that
is used to select arch-dependent addresses and features.
It can be set via the OEM_ID in the ACPI MADT table or by
UVsystab entry both passed from UV BIOS.
The hub_type entry is used to select the type of hub which is
similar to uv_type but encoded in a binary format. Include
the file uv_hub.h to get the definitions.
The hubless entry basically is present and set only if there
is no hub. In this case the hub_type entry is not present.
The partition_id entry contains the partition id. The partition_id entry contains the partition id.
UV systems can be partitioned into multiple physical UV systems can be partitioned into multiple physical
machines, which each partition running a unique copy machines, which each partition running a unique copy
@ -24,6 +39,7 @@ Description:
The uv_type entry contains the hub revision number. The uv_type entry contains the hub revision number.
This value can be used to identify the UV system version:: This value can be used to identify the UV system version::
"0.*" = Hubless UV ('*' is subtype)
"3.0" = UV2 "3.0" = UV2
"5.0" = UV3 "5.0" = UV3