arm64/its: Support devices not behind an iommu
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Authored by andrew on Thu, Jan 30, 2:51 PM.

Details

Reviewers

kib
manu

Group Reviewers

arm64

Summary

When the IOMMU option is enabled but a device doesn't have an IOMMU
this will return an error. If the device is really behind an IOMMU
then it will fail later, and if not this is needed to allocate MSI and
MAI-X interrupts.

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Repository

rG FreeBSD src repository

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Lint Skipped

Unit

Tests Skipped

Build Status

Buildable 62141
Build 59025: arc lint + arc unit

Event Timeline

andrew created this revision.Thu, Jan 30, 2:51 PM

Herald added a reviewer: manu. · View Herald TranscriptThu, Jan 30, 2:51 PM

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

andrew requested review of this revision.Thu, Jan 30, 2:51 PM

Harbormaster completed remote builds in B62141: Diff 150188.Thu, Jan 30, 2:51 PM

andrew added a child revision: D48726: sys: Make the iommu xref uintptr_t.Thu, Jan 30, 2:51 PM

s/MAI-X/MSI-X/ in the summary

This revision is now accepted and ready to land.Thu, Jan 30, 4:46 PM

Revision Contents
Changeset List

Path

Size

sys/

arm64/

gicv3_its.c

10 lines

Diff 150188

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sys/arm64/arm64/gicv3_its.c

arm64/its: Support devices not behind an iommuAcceptedPublicActions