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arm64/smmu: Support polling for sync completion
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Authored by andrew on Mon, Sep 7, 4:13 PM.
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Details

Reviewers
manu
Group Reviewers
arm64
Summary

When the hardware doesn't support MSIs we need to poll to wait for
sync operations to complete. Add support for this to support booting
on this hardware.

Sponsored by: Arm Ltd

Diff Detail

Repository
rG FreeBSD src repository
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Build Status
Buildable 76635
Build 73518: arc lint + arc unit