diff options
| -rw-r--r-- | hw/input/ps2.c | 21 | ||||
| -rw-r--r-- | include/hw/input/ps2.h | 4 |
2 files changed, 23 insertions, 2 deletions
diff --git a/hw/input/ps2.c b/hw/input/ps2.c index bc0bcf1789..98c6206fb8 100644 --- a/hw/input/ps2.c +++ b/hw/input/ps2.c @@ -24,6 +24,7 @@ #include "qemu/osdep.h" #include "qemu/log.h" +#include "hw/irq.h" #include "hw/sysbus.h" #include "hw/input/ps2.h" #include "migration/vmstate.h" @@ -174,12 +175,20 @@ void ps2_queue_noirq(PS2State *s, int b) static void ps2_raise_irq(PS2State *s) { - s->update_irq(s->update_arg, 1); + if (qemu_irq_is_connected(s->irq)) { + qemu_set_irq(s->irq, 1); + } else { + s->update_irq(s->update_arg, 1); + } } static void ps2_lower_irq(PS2State *s) { - s->update_irq(s->update_arg, 0); + if (qemu_irq_is_connected(s->irq)) { + qemu_set_irq(s->irq, 0); + } else { + s->update_irq(s->update_arg, 0); + } } void ps2_queue(PS2State *s, int b) @@ -1305,6 +1314,13 @@ static const TypeInfo ps2_mouse_info = { .class_init = ps2_mouse_class_init }; +static void ps2_init(Object *obj) +{ + PS2State *s = PS2_DEVICE(obj); + + qdev_init_gpio_out(DEVICE(obj), &s->irq, 1); +} + static void ps2_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); @@ -1316,6 +1332,7 @@ static void ps2_class_init(ObjectClass *klass, void *data) static const TypeInfo ps2_info = { .name = TYPE_PS2_DEVICE, .parent = TYPE_SYS_BUS_DEVICE, + .instance_init = ps2_init, .instance_size = sizeof(PS2State), .class_init = ps2_class_init, .class_size = sizeof(PS2DeviceClass), diff --git a/include/hw/input/ps2.h b/include/hw/input/ps2.h index 410ec66baf..5422aee9aa 100644 --- a/include/hw/input/ps2.h +++ b/include/hw/input/ps2.h @@ -50,11 +50,15 @@ typedef struct { int rptr, wptr, cwptr, count; } PS2Queue; +/* Output IRQ */ +#define PS2_DEVICE_IRQ 0 + struct PS2State { SysBusDevice parent_obj; PS2Queue queue; int32_t write_cmd; + qemu_irq irq; void (*update_irq)(void *, int); void *update_arg; }; |