On Mon, Feb 27, 2017 at 4:14 PM, Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> wrote: > This patch series[1] addresses both issues in one go: > > - It updates the pci_remap_iospace() function to use a page mapping > that guarantees non-posted write transactions for I/O space addresses > - It adds a kernel API to remap PCI config space resources, so that > architecture can override it with a mapping implementation that > guarantees PCI specifications compliancy wrt non-posted write > configuration transactions > - It updates all PCI host controller implementations (and the generic > ECAM layer) to use the newly introduced mapping interface > > Tested on Juno ECAM based interface (DT/ACPI). This looks all good to me, nice work! Arnd