diff --git a/hw/i386/vmmouse.c b/hw/i386/vmmouse.c index 99b84a3817..91320afa2f 100644 --- a/hw/i386/vmmouse.c +++ b/hw/i386/vmmouse.c @@ -52,6 +52,11 @@ #define VMMOUSE_RIGHT_BUTTON 0x10 #define VMMOUSE_MIDDLE_BUTTON 0x08 +#define VMMOUSE_MIN_X 0 +#define VMMOUSE_MIN_Y 0 +#define VMMOUSE_MAX_X 0xFFFF +#define VMMOUSE_MAX_Y 0xFFFF + #define TYPE_VMMOUSE "vmmouse" OBJECT_DECLARE_SIMPLE_TYPE(VMMouseState, VMMOUSE) @@ -112,8 +117,12 @@ static void vmmouse_mouse_event(void *opaque, int x, int y, int dz, int buttons_ buttons |= VMMOUSE_MIDDLE_BUTTON; if (s->absolute) { - x <<= 1; - y <<= 1; + x = qemu_input_scale_axis(x, + INPUT_EVENT_ABS_MIN, INPUT_EVENT_ABS_MAX, + VMMOUSE_MIN_X, VMMOUSE_MAX_X); + y = qemu_input_scale_axis(y, + INPUT_EVENT_ABS_MIN, INPUT_EVENT_ABS_MAX, + VMMOUSE_MIN_Y, VMMOUSE_MAX_Y); } else{ /* add for guest vmmouse driver to judge this is a relative packet. */ buttons |= VMMOUSE_RELATIVE_PACKET;