[PATCH] Heartbeat LED for iBook

Segher Boessenkool segher at kernel.crashing.org
Tue Feb 15 00:14:40 EST 2005

> Btw, howto control it via /dev/adb? Can you point me to a document
> which explains that?

Write a byte 0x06 followed by the PMU packet (all in one write());
read back the PMU reply (all in one read()).


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