Sorry for top post. That makes sense, thanks!
Cheers, Edgar --- Sent from my phone On 11/03/2015 7:46 pm, "Ian Campbell" <ian.campb...@citrix.com> wrote: > On Wed, 2015-03-11 at 09:59 +1000, Edgar E. Iglesias wrote: > > On Tue, Mar 10, 2015 at 11:30:10AM +0000, Julien Grall wrote: > > > Hello Edgar, > > > > > > Thank you for adding support of the ZynqMP. > > > > > > On 10/03/15 02:49, Edgar E. Iglesias wrote: > > > > From: "Edgar E. Iglesias" <edgar.igles...@xilinx.com> > > > > > > > > Adds support for the Cadence UART in Xilinx ZynqMP. The > > > > rest of the ZynqMP platform is discovered via device-tree. > > > > > > Did you make sure that the default grant table range (0xb0000000 - > > > 0xb0020000) don't overlap with an hardware region? > > > > No I didn't, thanks for pointing that out. I need to move these to > > another address. > > > > So now I'm back to needing platform specific code. Long term, > > Maybe it would make sense making the grant table range somehow > > configurable via DT? > > The plan is to have Xen preallocate the grant table pages and expose > their physical address to dom0, so when dom0 then maps it 1:1 it won't > clash with either memory used by Xen or by the dom0's actual assigned > memory and since it is RAM it can't possibly clash with any MMIO. > > > Anyway, I'll send a v4 with the platform code to move the gnt > > into a reserved area in the memory map. > > Ian. > >
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