pci: don't map usb host adapters above 4G

Otherwise our xhci driver has trouble accessing the mmio registers.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

diff --git a/src/fw/pciinit.c b/src/fw/pciinit.c
index 950b089dfd061129558c776eabd92c5e51e592a5..c40375b7d9c53bb444bba911a6435c8c61334a3a 100644 (file)
--- a/src/fw/pciinit.c
+++ b/src/fw/pciinit.c
@@ -579,6 +579,8 @@ static void pci_region_migrate_64bit_entries(struct pci_region *from,
     hlist_for_each_entry_safe(entry, n, &from->list, node) {
         if (!entry->is64)
             continue;
+        if (entry->dev->class == PCI_CLASS_SERIAL_USB)
+            continue;
         // Move from source list to destination list.
         hlist_del(&entry->node);
         hlist_add(&entry->node, last);