Re: [Xen-devel] [PATCH] ioreq-server: handle IOREQ_TYPE_PCI_CONFIG in assist function

[Don Slutz <dslutz@xxxxxxxxxxx>]

...
> (Looking at the surrounding code I'm also puzzled by all the
> pci_write?()-s in that bus scanning loop: Most if not all of them
> should be done by the BIOS, not hvmloader. But of course that's
> the case for the BAR setup further down too.)
> 

I do not know the history, but seabios (which would
normally do this) has the statements (in qemu_platform_setup()):

    if (runningOnXen()) {
...
   return
}

    // Initialize pci


    pci_setup();

Which expects that hvmloader has done the pci_setup().

   -Don Slutz


> Jan
> 
> 
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> 

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