arm64: Don't trap SVE to EL2
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Authored by andrew on Jan 4 2024, 12:32 PM.

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emaste

imp

Details

Reviewers

kib
markj
manu
imp

Group Reviewers

arm64

Summary

As with floating point instructions don't trap SVE instructions to the
hypervisor. This lets us handle then in the kernel.

Diff Detail

Repository

rG FreeBSD src repository

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Build Status

Buildable 55233
Build 52122: arc lint + arc unit

Event Timeline

andrew created this revision.Jan 4 2024, 12:32 PM

Herald added a reviewer: manu. · View Herald TranscriptJan 4 2024, 12:32 PM

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

andrew requested review of this revision.Jan 4 2024, 12:32 PM

andrew added a parent revision: D43302: arm64: Support passing more registers to signals.

Harbormaster completed remote builds in B55233: Diff 132250.Jan 4 2024, 12:32 PM

andrew added a child revision: D43304: arm64: Split out a savectx version of vfp_save_state.Jan 4 2024, 12:32 PM

assuming the masks are right, this looks good to me.

sys/arm64/arm64/locore.S
301	does this need updating?

This revision is now accepted and ready to land.Jan 4 2024, 4:38 PM

Revision Contents
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Path

Size

sys/

arm64/

locore.S

4 lines

include/

hypervisor.h

4 lines

Diff 132250

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sys/arm64/arm64/locore.S