arm64: Only set HCR_EL2.E2H when VHE is supported
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Authored by andrew on Jul 1 2025, 12:35 PM.

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manu

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arm64

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rG0e0576700fbe: arm64: Only set HCR_EL2.E2H when VHE is supported

Summary

When VHE isn't implemented then the HCR_EL2.E2H field should be 0. Move
setting it to the VHE path of the early boot code so it is only set
when supported.

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rG FreeBSD src repository

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Event Timeline

andrew created this revision.Jul 1 2025, 12:35 PM

Herald added a reviewer: manu. · View Herald TranscriptJul 1 2025, 12:35 PM

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

andrew requested review of this revision.Jul 1 2025, 12:35 PM

Harbormaster completed remote builds in B65148: Diff 157782.Jul 1 2025, 12:36 PM

andrew added a parent revision: D51102: arm64: Use CHECK_CPU_FEAT to check for VHE.Jul 1 2025, 12:36 PM

This revision was not accepted when it landed; it landed in state Needs Review.Jul 2 2025, 10:02 AM

Closed by commit rG0e0576700fbe: arm64: Only set HCR_EL2.E2H when VHE is supported (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG0e0576700fbe: arm64: Only set HCR_EL2.E2H when VHE is supported.

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sys/

arm64/

locore.S

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arm64: Only set HCR_EL2.E2H when VHE is supportedClosedPublicActions