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Differential D47097

uart: Implement SPCR rev 3 and 4 for PreciseBaudrate and UartClkFreq
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Authored by imp on Sat, Oct 12, 8:16 PM.

Details

Reviewers
jhb
markj
andrew
adrian
jrtc27
bz
marius
oh
manu
kevans
cperciva
mhorne
mw
mmel
Summary

If we have a new enough SPCR, then use it when it provides a
PreciseBaudrate and/or a UartClkFreq.

Sponsored by: Netflix

Diff Detail

Repository
rG FreeBSD src repository
Lint
Lint Skipped
Unit
Tests Skipped
Build Status
Buildable 59984
Build 56869: arc lint + arc unit

Event Timeline

imp requested review of this revision.Sat, Oct 12, 8:16 PM
imp created this revision.
Harbormaster completed remote builds in B59947: Diff 144748.Sat, Oct 12, 8:16 PM
imp added a parent revision: D47096: loader.efi: Parse SPCR v3 and v4.Sat, Oct 12, 8:16 PM
adrian accepted this revision.Sat, Oct 12, 9:21 PM
This revision is now accepted and ready to land.Sat, Oct 12, 9:21 PM
andrew accepted this revision.Mon, Oct 14, 1:21 PM
andrew added inline comments.
sys/dev/uart/uart_cpu_acpi.c
200–210
imp updated this revision to Diff 144843.Mon, Oct 14, 5:59 PM

fix checkstyle9.pl issues

This revision now requires review to proceed.Mon, Oct 14, 5:59 PM
Harbormaster completed remote builds in B59984: Diff 144843.Mon, Oct 14, 5:59 PM

Revision Contents
Changeset List

PathSize
sys/
dev/
uart/
60 lines

Diff 144843

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sys/dev/uart/uart_cpu_acpi.c

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