hwpmc/arm64: Hard code the initial pmcr state
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Authored by andrew on May 20 2025, 10:42 AM.

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arm64
pmc

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rG1bf4adf8cc9a: hwpmc/arm64: Hard code the initial pmcr state

Summary

We can't the fields in PMCR_EL0 are configured in the way we expect.
Rather than depending on prior configuration hard code the fields
we want set.

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rG FreeBSD src repository

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andrew created this revision.May 20 2025, 10:42 AM

Herald added a reviewer: gnn. · View Herald TranscriptMay 20 2025, 10:42 AM

Herald added subscribers: emaste, imp. · View Herald Transcript

andrew requested review of this revision.May 20 2025, 10:42 AM

Harbormaster completed remote builds in B64314: Diff 155743.May 20 2025, 10:42 AM

andrew added a parent revision: D50433: hwpmc/arm64: Support 64-bit counters.May 20 2025, 10:42 AM

This revision was not accepted when it landed; it landed in state Needs Review.May 28 2025, 1:36 PM

Closed by commit rG1bf4adf8cc9a: hwpmc/arm64: Hard code the initial pmcr state (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG1bf4adf8cc9a: hwpmc/arm64: Hard code the initial pmcr state.

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sys/

dev/

hwpmc/

hwpmc_arm64.c

5 lines

Diff 156186

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sys/dev/hwpmc/hwpmc_arm64.c

hwpmc/arm64: Hard code the initial pmcr stateClosedPublicActions