NVIDIA Grace cpukinds #635
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Will be used to identify some platforms. Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
Exposed in root info as SoC0ID, SoC1Family, SoC0Revision, etc. Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
Get all sysfs frequencies and capacities in an array and then submit cpukinds. We'll add intermediate quirks. Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
…kinds Avoids building cpukinds and merging them later. Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
Add a quirk to uniformize basefreq (to its minimum), maxfreq and capacity (to their maximum) and enable it on NVIDIA Grace. Also add the envvar HWLOC_CPUKINDS_HOMOGENEOUS to force that quirk (=1) or avoid it (=0). Closes open-mpi#634 Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>
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When running on NVIDIA Grace, force a single homogeneous cpukinds despite little frequency and capacity differences.