So we can pull it on software without IRQ support Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagn...@jcrosoft.com> --- hw/usb/dev-serial.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c index 500fbb0..4c14126 100644 --- a/hw/usb/dev-serial.c +++ b/hw/usb/dev-serial.c @@ -321,6 +321,8 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p, case DeviceInVendor | FTDI_GET_MDM_ST: data[0] = usb_get_modem_lines(s) | 1; data[1] = 0; + if (s->recv_used) + data[1] |= FTDI_DR; p->actual_length = 2; break; case DeviceOutVendor | FTDI_SET_EVENT_CHR: -- 2.1.3