Re: [Xen-devel] Superpages for VT-D

[Tim Deegan <tim@xxxxxxx>]

At 13:44 -0700 on 31 Jul (1343742260), Santosh Jodh wrote:
> I am going to try to add this support. 
> 
> It looks like a new iommu_ops handler would be needed that would do
> the actual work of dumping the entries - one for AMD and one for
> Intel. Am I reading this correctly?

I think that's correct.

> Or is it better to get the root_table + paging_mode (for AMD) and
> pgd_maddr + agaw (for Intel) and then do a generic dump?

No; the iommu tabels are sufficiebntly arch-specific that it's best to
add arch-specific dump routines.

Cheers,

Tim.

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