Messages in this thread | | | Date | Mon, 12 Oct 2009 07:52:54 -0700 | From | Greg KH <> | Subject | Re: pci-express hotplug |
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On Mon, Oct 12, 2009 at 02:06:20PM +0200, Jens Axboe wrote: > Hi, > > I'm trying to get pci-express hotplug working in a box here. I don't > really care about the hotplug aspect, I just want the darn pci-e slots > that are designated hotplug slots to actually WORK. When I load pciehp, > I get: > > Firmware did not grant requested _OSC control > Firmware did not grant requested _OSC control > Firmware did not grant requested _OSC control > Firmware did not grant requested _OSC control > pciehp 0000:00:05.0:pcie04: HPC vendor_id 8086 device_id 340c ss_vid 0 ss_did 0 > pciehp 0000:00:05.0:pcie04: service driver pciehp loaded > Firmware did not grant requested _OSC control > pciehp 0000:00:07.0:pcie04: HPC vendor_id 8086 device_id 340e ss_vid 0 ss_did 0 > pciehp 0000:00:07.0:pcie04: service driver pciehp loaded > Firmware did not grant requested _OSC control > pciehp 0000:80:07.0:pcie04: HPC vendor_id 8086 device_id 340e ss_vid 0 ss_did 0 > pciehp 0000:80:07.0:pcie04: service driver pciehp loaded > pciehp 0000:80:09.0:pcie04: HPC vendor_id 8086 device_id 3410 ss_vid 0 ss_did 0 > pciehp 0000:80:09.0:pcie04: service driver pciehp loaded > pciehp: PCI Express Hot Plug Controller Driver version: 0.4 > > and the devices in the hotplug slots stay off. Is this an ACPI/bios > issue? How can I debug this?
Can you try the acpiphp driver instead? That's usually the driver you want to use for "modern" systems (i.e. anything made in the past 5 years.)
thanks,
greg k-h
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