Re: Problem with HP DL380
From: M. Warner Losh (imp_at_bsdimp.com)
Date: 11/21/04
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Date: Sat, 20 Nov 2004 17:27:38 -0700 (MST) To: le@FreeBSD.org
In message: <20041120104224.E566@korben.prv.univie.ac.at>
Lukas Ertl <le@FreeBSD.org> writes:
: On Sat, 20 Nov 2004, M. Warner Losh wrote:
:
: > : Setting hw.pci.do_powerstate=0 in /boot/loader.conf fixes this problem.
: >
: > Dang. I missed the earlier part of this thread. You shouldn't need
: > to do this if I coded things up right. But, alas, you do. Can you
: > send me the details?
:
: No, I think you did everything right. If I understand it correctly, then
: hw.pci.do_powerstate puts a device into C3 state if no driver attaches.
: That's just what happens here. That iLO service processor of the DL380s
: shows up as normal PCI device, but exports the console to the network even
: without specific driver (as there is none for FreeBSD), so that it works
: independent of the OS.
:
: So, since there is no driver, the device gets powered down as soon as the
: kernel initializes its ACPI parts, and then the iLO console stops working.
It may be the case that the base device class needs a 'dummy' driver
to prevent things like this from happening. We have a hack in the
code right now for displays until the situation there is straightened
out.
Warner
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- Previous message: Michael C. Shultz: "Re: Floppy Boot ??"
- In reply to: Lukas Ertl: "Re: Problem with HP DL380"
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