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Differential D12221

Skylake server core PMC support for hwpmc(4)
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Authored by kib on Sep 3 2017, 3:22 PM.
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emaste
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imp

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rstone
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rS323230: Skylake server core PMC support for hwpmc(4).
Test Plan

This version passes pmctest.py.

I also looked at some most interesting counters like machine restarts with pmcstat in top mode, which also look reasonable.

Tested on Intel(R) Xeon(R) Platinum 8170 CPU

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rS FreeBSD src repository - subversion
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Event Timeline

kib created this revision.Sep 3 2017, 3:22 PM
Herald added subscribers: gnn, imp. · View Herald TranscriptSep 3 2017, 3:22 PM
kib updated this revision to Diff 32625.Sep 3 2017, 3:56 PM
kib edited the test plan for this revision. (Show Details)
kib edited the test plan for this revision. (Show Details)Sep 3 2017, 3:59 PM
kib added a reviewer: rstone.
emaste added a comment.Sep 5 2017, 8:17 PM

Without comparing entries against documentation this looks reasonable to my eye.

Closed by commit rS323230: Skylake server core PMC support for hwpmc(4). (authored by kib). · Explain WhySep 6 2017, 5:20 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents
Changeset List

PathSize
head/
lib/
libpmc/
24 lines
sys/
dev/
hwpmc/
496 lines
6 lines
292 lines

Diff 32725

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head/lib/libpmc/libpmc.c

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head/sys/dev/hwpmc/hwpmc_core.c

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head/sys/dev/hwpmc/hwpmc_intel.c

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head/sys/dev/hwpmc/pmc_events.h

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