Keeping PCMCIA card powered while in S3
Nate Lawson
nate at root.org
Sat Dec 11 15:34:20 PST 2004
Alexandre "Sunny" Kovalenko wrote:
> Good people,
>
> is there any chance to keep PCMCIA firewire card powered when machine
> goes into S3 mode, or at least push poweroff as far as possible. The
> reason for the question is that I am trying to debug S3 mode and do not
> have any other usable means on this laptop.
>
> Any suggestions, especially RTFMs with FM pointers are welcome.
>
We currently don't power down cardbus (PCMCIA) busses but we do power
down the card itself. Setting hw.pci.do_powerstate=0 before suspending
(or in /boot/loader.conf) should stop all PCI power state setting
(including cardbus which is just another pci-like bridge).
--
Nate
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