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Differential D51013

arm64: Enable EPAN and IESB
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Authored by andrew on Jun 24 2025, 2:27 PM.
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emaste
imp

Details

Reviewers
manu
Group Reviewers
arm64
Commits
rG68b3d0cbe034: arm64: Enable EPAN and IESB
Summary

These are both safe to enable. EPAN only affects PAN when it's enabled,
and IESB makes exception entry and exit an Implicit Error
Synchronization event.

Sponsored by: Arm Ltd

Diff Detail

Repository
rG FreeBSD src repository
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Unit
Tests Skipped
Build Status
Buildable 65054
Build 61937: arc lint + arc unit

Event Timeline

andrew created this revision.Jun 24 2025, 2:27 PM
Herald added a reviewer: manu. · View Herald TranscriptJun 24 2025, 2:27 PM
Herald added subscribers: emaste, imp. · View Herald Transcript
andrew requested review of this revision.Jun 24 2025, 2:27 PM
Harbormaster completed remote builds in B65054: Diff 157522.Jun 24 2025, 2:27 PM
andrew added a parent revision: D51012: arm64: Set the endian without a memory access.Jun 24 2025, 2:27 PM
This revision was not accepted when it landed; it landed in state Needs Review.Sep 19 2025, 10:37 AM
Closed by commit rG68b3d0cbe034: arm64: Enable EPAN and IESB (authored by andrew). · Explain Why
This revision was automatically updated to reflect the committed changes.
andrew added a commit: rG68b3d0cbe034: arm64: Enable EPAN and IESB.

Revision Contents
Changeset List

PathSize
sys/
arm64/
include/
2 lines

Diff 157522

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sys/arm64/include/armreg.h

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