Differential D20144

ahci: Check if bus is cache-coherent
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Authored by manu on May 2 2019, 4:29 PM.

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Reviewers

mav
andrew

Group Reviewers

arm64

Commits

rS362240: MFC r347440, r347929-r347930, r349588
rS347440: ahci: Check if bus is cache-coherent

Summary

We do this for FDT systems but not for ACPI ones.
Check the presence of the _CCA attribute.

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Repository

rS FreeBSD src repository - subversion

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Tests Not Applicable

Event Timeline

manu created this revision.May 2 2019, 4:29 PM

Herald added a subscriber: imp. · View Herald TranscriptMay 2 2019, 4:29 PM

andrew added a reviewer: mav.May 2 2019, 4:33 PM

Excellent!

val_packett.cool added a subscriber: val_packett.cool.May 8 2019, 10:52 AM

andrew accepted this revision.May 9 2019, 11:49 AM

This revision is now accepted and ready to land.May 9 2019, 11:49 AM

Closed by commit rS347440: ahci: Check if bus is cache-coherent (authored by manu). · Explain WhyMay 10 2019, 4:44 PM

This revision was automatically updated to reflect the committed changes.

manu added a commit: rS362240: MFC r347440, r347929-r347930, r349588.Jun 16 2020, 8:35 PM

Revision Contents
Changeset List

Path

Size

head/

sys/

dev/

ahci/

ahci_generic.c

7 lines

Diff 57272

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head/sys/dev/ahci/ahci_generic.c

ahci: Check if bus is cache-coherentClosedPublicActions