Differential D37772

Check for the IORT before adding the ITS driver
ClosedPublic
Actions

Authored by andrew on Dec 21 2022, 1:36 PM.

Details

Reviewers

manu

Group Reviewers

arm64

Commits

rG03d6e03851c6: Check for the IORT before adding the ITS driver

Summary

Before adding the ITS interrupt controller driver to handle MSI/MSI-X
interrupts check if it is present in the IO Remapping Table (IORT).
If not don't attach as devices expect to use this table to find the
correct MSI interrupt controller.

Diff Detail

Repository

rG FreeBSD src repository

Lint

Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

andrew created this revision.Dec 21 2022, 1:36 PM

Herald added a reviewer: manu. · View Herald TranscriptDec 21 2022, 1:36 PM

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

andrew requested review of this revision.Dec 21 2022, 1:36 PM

Harbormaster completed remote builds in B48785: Diff 114358.Dec 21 2022, 1:36 PM

andrew added a child revision: D37773: Fix loading the hwpmc module when ACPI is enabled.Dec 21 2022, 1:36 PM

andrew added a reviewer: arm64.Dec 21 2022, 1:37 PM

This revision was not accepted when it landed; it landed in state Needs Review.Feb 2 2023, 4:48 PM

Closed by commit rG03d6e03851c6: Check for the IORT before adding the ITS driver (authored by andrew). · Explain Why

This revision was automatically updated to reflect the committed changes.

andrew added a commit: rG03d6e03851c6: Check for the IORT before adding the ITS driver.

Revision Contents
Changeset List

Path

Size

sys/

arm64/

gic_v3_acpi.c

23 lines

Diff 116341

View Options

sys/arm64/arm64/gic_v3_acpi.c

Check for the IORT before adding the ITS driverClosedPublicActions