This allows guest's to correctly reinitialize and identify the mouse should the guest decide to re-scan or reset during mouse input events.
Signed-off-by: Geoffrey McRae <ge...@hostfission.com> --- hw/input/ps2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/input/ps2.c b/hw/input/ps2.c index 06f5d2ac4a..6edf046820 100644 --- a/hw/input/ps2.c +++ b/hw/input/ps2.c @@ -673,6 +673,9 @@ static void ps2_mouse_sync(DeviceState *dev) { PS2MouseState *s = (PS2MouseState *)dev; + if (!(s->mouse_status & MOUSE_STATUS_ENABLED)) + return; + if (s->mouse_buttons) { qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); } @@ -776,6 +779,7 @@ void ps2_write_mouse(void *opaque, int val) s->mouse_resolution = 2; s->mouse_status = 0; s->mouse_type = 0; + ps2_reset_queue(&s->common); ps2_queue(&s->common, AUX_ACK); ps2_queue(&s->common, 0xaa); ps2_queue(&s->common, s->mouse_type); -- 2.14.2