pci_dw.c: Trim ATU windows bigger than 4GB
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Authored by kd on Apr 7 2021, 11:19 AM.

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mmel
mw
wma

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rG8f2e39b9d3ec: pci_dw: Trim ATU windows bigger than 4GB
rG215db69fbcb0: pci_dw: Trim ATU windows bigger than 4GB
rG243000b19f8b: pci_dw: Trim ATU windows bigger than 4GB

Summary

The size of the ATU MEM/IO windows is implicitly casted to uint32_t.
Because of that some window sizes were silently demoted to 0 and ignored.
Check the size if its too large, trim it to 4GB and print a warning message.

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rG FreeBSD src repository

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Event Timeline

kd requested review of this revision.Apr 7 2021, 11:19 AM

kd created this revision.

mw accepted this revision.Apr 7 2021, 1:55 PM

This revision is now accepted and ready to land.Apr 7 2021, 1:55 PM

Closed by commit rG243000b19f8b: pci_dw: Trim ATU windows bigger than 4GB (authored by wma). · Explain WhyApr 9 2021, 7:40 AM

This revision was automatically updated to reflect the committed changes.

wma added a commit: rG243000b19f8b: pci_dw: Trim ATU windows bigger than 4GB.

jrtc27 added a commit: rG215db69fbcb0: pci_dw: Trim ATU windows bigger than 4GB.Sep 7 2021, 12:10 PM

mw added a commit: rG8f2e39b9d3ec: pci_dw: Trim ATU windows bigger than 4GB.Oct 14 2021, 4:20 PM

Herald added a subscriber: imp. · View Herald TranscriptOct 14 2021, 4:20 PM

Revision Contents
Changeset List

Path

Size

sys/

dev/

pci/

pci_dw.c

12 lines

Diff 87103

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pci_dw.c: Trim ATU windows bigger than 4GBClosedPublicActions