For linux this driver is long obsolete now. It may have some relevance
on non-linux systems.
-diff --git a/hw/xfree86/common/xf86pciBus.c b/hw/xfree86/common/xf86pciBus.c
-index b2545be..73a662d 100644
--- a/hw/xfree86/common/xf86pciBus.c
+++ b/hw/xfree86/common/xf86pciBus.c
-@@ -1220,8 +1220,9 @@ xf86VideoPtrToDriverList(struct pci_device *dev,
+@@ -1220,8 +1220,9 @@ xf86VideoPtrToDriverList(struct pci_devi
driverList[idx++] = "nvidia";
#ifdef __linux__
driverList[idx++] = "nouveau";