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Differential D50431

hwpmc/arm64: The PMXEVCNTR_EL0 register is 64-bit
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Authored by andrew on May 20 2025, 10:42 AM.
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arm64
pmc
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rG48d41181ee1d: hwpmc/arm64: The PMXEVCNTR_EL0 register is 64-bit
Summary

It may return data in the upper 32-bits when FEAT_PMUv3p5 is
implemented so mask those bits off.

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rG FreeBSD src repository
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Buildable 64311
Build 61195: arc lint + arc unit

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sys/
dev/
hwpmc/
6 lines

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sys/dev/hwpmc/hwpmc_arm64.c

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