The usb-msd device emulation needs some small tweaks in the requests emulations. For instance, the reset/maxlun requests are class/interface specific so requests for them with the type class and recipient interface bits sets have to be handled.
Signed-off-by: Arnaud Patard <arnaud.pat...@rtp-net.org> ---
diff --git a/hw/usb-msd.c b/hw/usb-msd.c index bb39b62..bec82f9 100644 --- a/hw/usb-msd.c +++ b/hw/usb-msd.c @@ -321,17 +321,19 @@ static int usb_msd_handle_control(USBDevice *dev, int request, int value, ret = 0; break; case EndpointOutRequest | USB_REQ_CLEAR_FEATURE: - if (value == 0 && index != 0x81) { /* clear ep halt */ - goto fail; - } + ret = 0; + break; + case InterfaceOutRequest | USB_REQ_SET_INTERFACE: ret = 0; break; /* Class specific requests. */ + case (((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8) | MassStorageReset): case MassStorageReset: /* Reset state ready for the next CBW. */ s->mode = USB_MSDM_CBW; ret = 0; break; + case (((USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8) | GetMaxLun): case GetMaxLun: data[0] = 0; ret = 1;