diff options
Diffstat (limited to 'hw/input/ps2.c')
| -rw-r--r-- | hw/input/ps2.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/hw/input/ps2.c b/hw/input/ps2.c index 06f5d2ac4a..4abc8cecdd 100644 --- a/hw/input/ps2.c +++ b/hw/input/ps2.c @@ -232,6 +232,11 @@ static void ps2_keyboard_event(DeviceState *dev, QemuConsole *src, uint16_t keycode = 0; int mod; + /* do not process events while disabled to prevent stream corruption */ + if (!s->scan_enabled) { + return; + } + qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); assert(evt->type == INPUT_EVENT_KIND_KEY); qcode = qemu_input_key_value_to_qcode(key->key); @@ -673,6 +678,11 @@ static void ps2_mouse_sync(DeviceState *dev) { PS2MouseState *s = (PS2MouseState *)dev; + /* do not sync while disabled to prevent stream corruption */ + if (!(s->mouse_status & MOUSE_STATUS_ENABLED)) { + return; + } + if (s->mouse_buttons) { qemu_system_wakeup_request(QEMU_WAKEUP_REASON_OTHER); } @@ -776,6 +786,7 @@ 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); |