arm64/smmu: Start handling errata
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Authored by andrew on Mon, Sep 7, 4:12 PM.

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Referenced Files

	F171041052: D59486.id186137.diff
	Tue, Sep 8, 8:40 AM

	F171037016: D59486.id.diff
	Tue, Sep 8, 8:05 AM

	F171012335: D59486.diff
	Tue, Sep 8, 4:39 AM

	F170945827: D59486.id186137.diff
	Mon, Sep 7, 7:03 PM

	F170945761: D59486.diff
	Mon, Sep 7, 7:03 PM

	F170930266: D59486.id186137.diff
	Mon, Sep 7, 4:33 PM

Subscribers

emaste

imp

Details

Reviewers

manu

Group Reviewers

arm64

Summary

Handle the Arm MMU-600 erratum 1076982 where when we poll for a sync
command completion we can't use the wait-for-event instruction.

This is in preparation for later adding support for polling for sync
command completion and is not an issue on stable branches.

Diff Detail

Repository

rG FreeBSD src repository

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Unit

Tests Skipped

Build Status

Buildable 76633
Build 73516: arc lint + arc unit

Event Timeline

andrew created this revision.Mon, Sep 7, 4:12 PM

Herald added a reviewer: manu. · View Herald TranscriptMon, Sep 7, 4:12 PM

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

andrew requested review of this revision.Mon, Sep 7, 4:12 PM

Harbormaster completed remote builds in B76633: Diff 186137.Mon, Sep 7, 4:12 PM

andrew added a parent revision: D59485: arm64/smmu: Move smmu later.Mon, Sep 7, 4:12 PM

andrew added a child revision: D59487: arm64/smmu: Split out waiting for sync completion.

Revision Contents
Changeset List

Path

Size

sys/

arm64/

iommu/

smmu.c

28 lines

smmureg.h

16 lines

Diff 186137

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sys/arm64/iommu/smmu.c