On 05/08/15 12:49, Shannon Zhao wrote: >> That's great! >> Keep in mind that many ARM platforms have non-PCI busses, so I think >> we'll need an amba and a platform bus_notifier too, in addition to the >> existing pci bus notifier. >> > > Thanks for your reminding. I thought about amba. Since ACPI of current > linux kernel doesn't support probe amba bus devices, so this > bus_notifier will not be used at the moment. But there are some voice > that we need to make ACPI support amba on the linux arm kernel mail > list. And to me it doesn't matter to add the amba bus_notifier.
This comment raised one question. What happen if the hardware has MMIO region not described in the ACPI? Does the driver would have to call a specific xen function to register the missing I/O? Regards, -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
