On Tue, Oct 13 2009, Alex Chiang wrote: > * Jens Axboe <jens.axboe@xxxxxxxxxx>: > > > > >> On Mon, Oct 12 2009, Greg KH wrote: > > > > >>> 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.) > > > > >> > > > > >> I should have mentioned that I tried that too. It doesn't > > > > >> complain, but I don't see my cards anywhere afterwards. I'm > > > > >> a hotplug newbie, do I need to do anything else? > > > > > > Can you modprobe acpiphp with debug=1? And send the output? > > > > acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 > > acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:00:05.0 > > acpiphp_glue: found ACPI PCI Hotplug slot 1 at PCI 0000:08:00 > > acpiphp: Slot [1] registered > > acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:00:07.0 > > acpiphp_glue: found ACPI PCI Hotplug slot 2 at PCI 0000:0b:00 > > acpiphp: Slot [2] registered > > acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:80:07.0 > > acpiphp_glue: found ACPI PCI Hotplug slot 6 at PCI 0000:84:00 > > acpiphp: Slot [6] registered > > acpiphp_glue: found PCI-to-PCI bridge at PCI 0000:80:09.0 > > acpiphp_glue: found ACPI PCI Hotplug slot 7 at PCI 0000:87:00 > > acpiphp: Slot [7] registered > > acpiphp_glue: Bus 0000:87 has 1 slot > > acpiphp_glue: Bus 0000:84 has 1 slot > > acpiphp_glue: Bus 0000:0b has 1 slot > > acpiphp_glue: Bus 0000:08 has 1 slot > > acpiphp_glue: Total 4 slots > > You mentioned in another mail that you echoed 1 into the various > slots' power files. > > Did you do that after modprobing acpiphp with debug=1? > > If so, there should be debug output when you try and turn them > on. It produces: acpiphp: enable_slot - physical_slot = 1 acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL acpiphp: enable_slot - physical_slot = 2 acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL acpiphp: enable_slot - physical_slot = 6 acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL acpiphp: enable_slot - physical_slot = 7 acpiphp_glue: acpiphp_enable_slot: Slot status is not ACPI_STA_ALL I have a card in one of the slots only this time. > Also, quick dummy check, you are trying to power on populated > slots, right? :) Yes :-) > Can you send the output of lspci -vv? And I like the output of > lspci -vt as well... Both before and after loading acpiphp > please. Send privately. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
