PCI: Add I/O BAR support to generic pci_mmap_resource_range()

This will need to call into an arch-provided pci_iobar_pfn() function.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2 files changed