1 files changed, 28 insertions, 0 deletions
diff --git a/emulators/qemu/files/patch-hw-usb-uhci.c b/emulators/qemu/files/patch-hw-usb-uhci.c
new file mode 100644
index 000000000000..c5f3c36629bb
--- /dev/null
+++ b/emulators/qemu/files/patch-hw-usb-uhci.c
@@ -0,0 +1,28 @@
+# 1.6
+Index: qemu/hw/usb-uhci.c
+@@ -153,6 +153,7 @@
+     switch(addr) {
+     case 0x0c:
+         val = s->sof_timing;
++        break;
+     default:
+         val = 0xff;
+         break;
+@@ -654,6 +655,7 @@
+     pci_conf[0x0b] = 0x0c;
+     pci_conf[0x0e] = 0x00; // header_type
+     pci_conf[0x3d] = 4; // interrupt pin 3
++    pci_conf[0x60] = 0x10; // release number
+     
+     for(i = 0; i < NB_PORTS; i++) {
+         port = &s->ports[i];
+@@ -666,6 +668,8 @@
+ 
+     uhci_reset(s);
+ 
+-    pci_register_io_region(&s->dev, 0, 0x20, 
++    /* Use region 4 for consistency with real hardware.  BSD guests seem
++       to rely on this.  */
++    pci_register_io_region(&s->dev, 4, 0x20, 
+                            PCI_ADDRESS_SPACE_IO, uhci_map);
+ }