Re: [Qemu-devel] [PATCHv3 6/7] spapr_pci: Add a 64-bit MMIO window

2016-10-13 Thread Laurent Vivier
On 13/10/2016 01:57, David Gibson wrote: > On real hardware, and under pHyp, the PCI host bridges on Power machines > typically advertise two outbound MMIO windows from the guest's physical > memory space to PCI memory space: > - A 32-bit window which maps onto 2GiB..4GiB in the PCI address spa

[Qemu-devel] [PATCHv3 6/7] spapr_pci: Add a 64-bit MMIO window

2016-10-12 Thread David Gibson
On real hardware, and under pHyp, the PCI host bridges on Power machines typically advertise two outbound MMIO windows from the guest's physical memory space to PCI memory space: - A 32-bit window which maps onto 2GiB..4GiB in the PCI address space - A 64-bit window which maps onto a large regi