arm64: Trap floating-point registers with VHE
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Authored by andrew on Mon, Sep 2, 4:19 PM.

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emaste

imp

Details

Reviewers

manu

Group Reviewers

arm64

Summary

When VHE is enabled we disabled trapping floating-point instructions to
EL2 in locore.S. As the kernel is running in EL2 then vfp.c will manage
enabling floating-point instructions as needed.

Diff Detail

Repository

rG FreeBSD src repository

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Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 59279
Build 56166: arc lint + arc unit

Event Timeline

andrew created this revision.Mon, Sep 2, 4:19 PM

Herald added a reviewer: manu. · View Herald TranscriptMon, Sep 2, 4:19 PM

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

andrew requested review of this revision.Mon, Sep 2, 4:19 PM

Harbormaster completed remote builds in B59279: Diff 142740.Mon, Sep 2, 4:19 PM

andrew added a child revision: D46513: arm64: Adjust the indentation of CPTR_EL2 values.Mon, Sep 2, 4:19 PM

Revision Contents
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Path

Size

sys/

arm64/

locore.S

2 lines

Diff 142740

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arm64: Trap floating-point registers with VHENeeds ReviewPublicActions