[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Read-only iomem page mapping
On 10/8/06 9:45 am, "Kieran Mansley" <kmansley@xxxxxxxxxxxxxx> wrote: > I would like to give a domU some read-only access to an iomem page so > that it can access some hardware registers directly in a relatively > secure manner. I can get read-write access using the > DOM0_IOMEM_PERMISSION hypervisor op, and then ioremap at domU, but > neither of these present the option of it being read only. > > It should be straightforward, and possibly useful for others as well, to > extend these to have that option, but though I'd check that there isn't > some other way of achieving this already. Adding read-only iomem and ioport rangesets would be nice. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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