RE: [Xen-devel] [Patch 2/2] Add dom0_get_sectioninfo for XEN/VTI

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

>-----Original Message-----
>From: Ian Pratt [mailto:m+Ian.Pratt@xxxxxxxxxxxx]
>Sent: Friday, June 17, 2005 6:55 PM
>To: Tian, Kevin; xen-devel@xxxxxxxxxxxxxxxxxxx
>
>
>> However, now I also suspected the necessity a bit. ;-b As you
>> said, that info is produced from outside, and consumed only
>> outside too. There's really no need to bother Xen as a
>> connector. Then cleaner way may be just to pass layout info
>> to device model from domain builder directly.
>> If not done that yet, change will be made on qemu then. Do
>> you think so?
>
>I believe this is the right approach.

So I gave up requesting for new dom0 operation now. :)

>> - On unmodified x86 domain with PAE enabled, can 32bit domain
>> handle MMIO >4G if following same policy to move MMIO beyond
>> memory? (If device model has no e820 map). I think the
>> internal type for I/O may be always 32bit... :)
>
>That final point is interesting. Linux is careful thesedays to avoid
>ever storing physcial address in 32bits, but its possible earlier
>versions were not.
>
>Anyhow, this is all a discussion for 3.1. I don't want to get
distracted
>from finishing 3.0 right now, and encourage everyone else to think
about
>the 3.0 todo list too...
>

Agree.

Thanks,
Kevin

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