Nvidia Optimus - disabling nvidia card, issuing ACPI calls.

Andriy Gapon avg at FreeBSD.org
Sat Aug 18 10:55:19 UTC 2012


on 16/08/2012 19:42 Bartek Krawczyk said the following:
> Hello. I have an Asus U36JC laptop which has two graphic cards (NVIDIA
> Optimus technology): an Intel integrated card and GeForce 310M. To
> save power on Linux I use acpi_call module to disable nvidia card
> completely. This acpi_call module
> (https://github.com/mkottman/acpi_call) enables an interface to pass
> ACPI methods. Then when I issue
> 
> echo '\_SB.PCI0.PEG1.GFX0._OFF' > /proc/acpi/call
> 
> I'm disabling the nvidia card. Is something like that possible with
> FreeBSD?

Please check sysutils/acpi_call port.

> I'd like to use it on my laptop, but unfortunately it gets too
> hot when both Intel and Nvidia card are powered on.
> 
> Are there any plans on supporting nvidia optimus? Or at least an
> option to disable the nvidia card and use the intel one?


-- 
Andriy Gapon


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