arm64: Use a sys handler for CTR_EL0
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Authored by andrew on Tue, May 6, 5:05 PM.

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Reviewers

manu
harry.moulton_arm.com

Group Reviewers

arm64

Commits

rG4bc53dc71c57: arm64: Use a sys handler for CTR_EL0

Summary

When we trap CTR_EL0 we use the undefined instruction handler. As this
is accessed with a mrs instruction use the new infrastructure to use
that to handle it.

Diff Detail

Repository

rG FreeBSD src repository

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Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 63962
Build 60846: arc lint + arc unit

Event Timeline

andrew created this revision.Tue, May 6, 5:05 PM

Herald added a reviewer: manu. · View Herald TranscriptTue, May 6, 5:05 PM

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

andrew requested review of this revision.Tue, May 6, 5:05 PM

Harbormaster completed remote builds in B63962: Diff 154974.Tue, May 6, 5:05 PM

andrew added a parent revision: D50212: arm64: Remove unneeded fields from mrs_user_reg.Tue, May 6, 5:05 PM

andrew added a child revision: D50214: arm64: Reduce where we decode msr/mrs instructions.

harry.moulton_arm.com accepted this revision.Fri, May 9, 3:29 PM

This revision is now accepted and ready to land.Fri, May 9, 3:29 PM

Closed by commit rG4bc53dc71c57: arm64: Use a sys handler for CTR_EL0 (authored by andrew). · Explain WhyMon, May 12, 12:51 PM

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG4bc53dc71c57: arm64: Use a sys handler for CTR_EL0.

Revision Contents
Changeset List

Path

Size

sys/

arm64/

identcpu.c

27 lines

Diff 154974

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sys/arm64/arm64/identcpu.c

arm64: Use a sys handler for CTR_EL0ClosedPublicActions