PCI Hotplug Slot Naming Scheme
Greg KH
greg at kroah.com
Sat Mar 27 05:56:50 EST 2004
On Fri, Mar 26, 2004 at 12:50:13PM -0600, linas at austin.ibm.com wrote:
> On Fri, Mar 26, 2004 at 08:42:26AM -0800, Greg KH wrote:
> > On Fri, Mar 26, 2004 at 10:31:38AM -0600, John Rose wrote:
> > >
> > > # ls /sys/bus/pci/slots
> > > .. U7311.D11.104CE9A-P1-C1 U7879.001.DQD0027-P1-C2
> > > U7311.D11.104CE9A-P1-C2 U7879.001.DQD0027-P1-C3
> > > U7311.D11.104CE9A-P1-C3 U7879.001.DQD0027-P1-C4
> > > U7311.D11.104CE9A-P1-C5 U7879.001.DQD0027-P1-C5
> > > U7311.D11.104CE9A-P1-C6 U7879.001.DQD0027-P1-C6
> > > U7311.D11.104CE9A-P1-C7 U9117.570.104F3DC-V1-C0
> > >
> > > These are just 23 chars long, imagine 48.
> >
> > Ick, ick, ick. I say no. Those names mean nothing to anyone familiar
> > with Linux.
>
> Yes, but they do mean something to the sysadmin who has to figure out
> the physical location of some device.
Then don't reinvent the wheel and do what the acpi pci hotplug driver
does today and put that system specific information into a file in the
slot directory.
> In particular, the HMC does not use the Linux naming scheme. There's
> need for both until more sophisticated management tools can be
> developed.
Hm, pcihpview handles the acpi stuff just fine today. It would also
handle the ppc64 driver just as well.
thanks,
greg k-h
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