arm: Support the optional limitation on dsb/dmb
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Authored by andrew on Tue, Nov 11, 5:28 PM.

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imp

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ARM

Summary

The dsb and dmb instructions support an optional limitation on what
shareability domains an memory operations they target. Historically
FreeBSD/arm didn't have a way to specify the limit.

Use a variadic macro to take the optional limitation and pass it
through to the instruction.

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 68549
Build 65432: arc lint + arc unit

Event Timeline

andrew created this revision.Tue, Nov 11, 5:28 PM

Herald added a subscriber: imp. · View Herald TranscriptTue, Nov 11, 5:28 PM

andrew requested review of this revision.Tue, Nov 11, 5:28 PM

Harbormaster completed remote builds in B68549: Diff 166252.Tue, Nov 11, 5:28 PM

Revision Contents
Changeset List

Path

Size

sys/

arm/

include/

atomic.h

6 lines

Diff 166252

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arm: Support the optional limitation on dsb/dmbNeeds ReviewPublicActions