asmc: add sleep indicator LED control via sysctl
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Authored by seuros on Aug 16 2026, 8:31 AM.

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imp

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Reviewers

adrian
ngie

Commits

rGc6db719a548f: asmc: add sleep indicator LED control via sysctl

Summary

Add dev.asmc.0.sil sysctl to control the SIL LED via SMC keys
MSLD (duty/brightness) and MSLS (state latch, must be set
before re-enabling).

MFC After: 1 week

Test Plan

Works in macbooks and mac minis

Diff Detail

Repository

rG FreeBSD src repository

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Lint Not Applicable

Unit

Tests Not Applicable

Event Timeline

seuros created this revision.Aug 16 2026, 8:31 AM

Herald added a subscriber: imp. · View Herald TranscriptAug 16 2026, 8:31 AM

seuros requested review of this revision.Aug 16 2026, 8:31 AM

Harbormaster completed remote builds in B75618: Diff 184124.Aug 16 2026, 8:31 AM

adrian accepted this revision.Sun, Sep 6, 5:20 PM

This revision is now accepted and ready to land.Sun, Sep 6, 5:20 PM

Closed by commit rGc6db719a548f: asmc: add sleep indicator LED control via sysctl (authored by seuros). · Explain WhySun, Sep 6, 7:48 PM

This revision was automatically updated to reflect the committed changes.

seuros added a commit: rGc6db719a548f: asmc: add sleep indicator LED control via sysctl.

Revision Contents
Changeset List

Path

Size

sys/

dev/

asmc/

asmc.c

45 lines

asmcvar.h

15 lines

Diff 186027

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sys/dev/asmc/asmc.c