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    SubjectRe: [PATCH] 2.5.14 IDE 56
    Uz.ytkownik napisa?:
    >> /driverfs/root/pci0/00:1f.4/usb_bus/000/
    >>and it wouldn't be impossible (or even necessarily very hard) to make an
    >>IDE controller export the "IDE device tree" the same way a USB controller
    >>now exports the "USB device tree".
    >>For things like hotplug etc, I think driverfs is eventually the only way
    >>to go, simply because it gives you the full (and unambiguous) path to
    >>_any_ device, and is completely bus-agnostic.
    >>But there is definitely a potential backwards-compatibility-issue.
    > One interesting thing here would be to have some optional link between
    > the bus-oriented device tree and the function-oriented tree (ie. devfs
    > or simply /dev). For example, an IDE node in driverfs could eventually
    > hold symlinks to the entries it provides in /dev when using devfs (or
    > just provide major/minor when not using devfs).
    > What do you think ?
    > One problem I've been faced with on ppc is to be able to match
    > a linux device with what the firmware (Open Firmware) thinks that
    > device is. The firmware view is bus-centered and it would be pretty
    > easy to provide some additional entries in driverfs that give the
    > OF fullpath of a given device. But then, the link between the actual
    > driver in driverfs and the "device" as used by, for example, the
    > filesystem isn't trivial.
    > Ben.

    This is the "first" IDE controller on my notebook:


    Guys I have done it already!

    For your convenience I will attach the ata prefix to the
    currently used port number in the next patch round.


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