hwpmc/arm64: PMCR_EL0 is a 64-bit register
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Authored by andrew on May 20 2025, 10:41 AM.

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arm64
pmc

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rGdbb620910f15: hwpmc/arm64: PMCR_EL0 is a 64-bit register

Summary

Use uint64_t to store PMCR_EL0 as it's a 64-bit register and fields may
be present in the upper 64-bits.

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rG FreeBSD src repository

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Buildable 64307
Build 61191: arc lint + arc unit

Event Timeline

andrew created this revision.May 20 2025, 10:41 AM

Herald added a reviewer: gnn. · View Herald TranscriptMay 20 2025, 10:41 AM

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

andrew requested review of this revision.May 20 2025, 10:41 AM

Harbormaster completed remote builds in B64307: Diff 155736.May 20 2025, 10:41 AM

andrew added a parent revision: D50426: hwpmc/arm64: Make the pmcr variable descriptive.May 20 2025, 10:41 AM

andrew added a child revision: D50428: arm64: Sort the PMCR_EL0 fields.

This revision was not accepted when it landed; it landed in state Needs Review.May 28 2025, 1:35 PM

Closed by commit rGdbb620910f15: hwpmc/arm64: PMCR_EL0 is a 64-bit register (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rGdbb620910f15: hwpmc/arm64: PMCR_EL0 is a 64-bit register.

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sys/

dev/

hwpmc/

hwpmc_arm64.c

8 lines

Diff 155736

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sys/dev/hwpmc/hwpmc_arm64.c

hwpmc/arm64: PMCR_EL0 is a 64-bit registerClosedPublicActions