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    SubjectRe: New topic (PowerPC Linux PCI HELL)


    On Mon, 18 Sep 2000, Alan Cox wrote:

    > > All I wanted was a function that allows the driver to decide that which
    > > needs to be enabled.
    > >
    > > pci_enable_device(struct pci_dev *dev, byte enable_mask)
    > >
    > > This would allow drivers to enable that which it needs and not weird out
    > > the hardware that does not like all of this extra fluff.
    >
    > Sounds not too daft
    >
    > static inline int pci_enable_device(struct pci_device *dev)
    > {
    > return pci_enable_device_features(USE_IO|USE_MM);
    > }

    Should be worded as "Respond to IO", "Respond to Memory" transactions,
    given the explicit PCI context.

    And what about other features ?
    I mean:
    - Bus Master
    - Memory Write and Invalidate
    - Parity Error response
    Etc ...
    Are they considered as misfeatures ? ;-)

    > and then just go and turn the existing enable_device into enable_device_Features ?

    Gérard.

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