pci_dw: add support for 64-bit sized ATU windows
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Authored by mmel on Wed, Jul 8, 11:15 AM.

Details

Reviewers

None

Group Reviewers

arm64
ARM

Summary

Split the LIMIT_ADDR register into separate lower (LWR_LIMIT_ADDR)
and upper (UPPER_LIMIT_ADDR) registers in both the legacy and unrolled
iATU modes. This is required to properly support ATU windows larger
than 4GB.

MFC after: 2 weeks

Diff Detail

Repository

rG FreeBSD src repository

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Unit

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Build Status

Buildable 74612
Build 71495: arc lint + arc unit

Event Timeline

mmel created this revision.Wed, Jul 8, 11:15 AM

Herald added a subscriber: imp. · View Herald TranscriptWed, Jul 8, 11:15 AM

mmel requested review of this revision.Wed, Jul 8, 11:15 AM

Harbormaster completed remote builds in B74612: Diff 181527.Wed, Jul 8, 11:15 AM

mmel added reviewers: arm64, ARM.Wed, Jul 8, 11:19 AM

Revision Contents
Changeset List

Path

Size

sys/

dev/

pci/

pci_dw.h

6 lines

pci_dw.c

8 lines

Diff 181527

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sys/dev/pci/pci_dw.h