On Wed, 29 Jun 2022 at 13:41, Mark Cave-Ayland
<mark.cave-ayl...@ilande.co.uk> wrote:
>
> The LASIPS2 device named input gpio is soon to be connected to the port output
> IRQs. Add a new int_status field to LASIPS2State which is a bitmap
> representing
> the port input IRQ status.
>
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk>
> ---
> hw/input/lasips2.c | 15 +++++++++++++++
> include/hw/input/lasips2.h | 1 +
> 2 files changed, 16 insertions(+)
>
> diff --git a/hw/input/lasips2.c b/hw/input/lasips2.c
> index ec1661a8f1..013d891af6 100644
> --- a/hw/input/lasips2.c
> +++ b/hw/input/lasips2.c
> @@ -125,6 +125,19 @@ static void lasips2_update_irq(LASIPS2State *s)
> s->mouse_port.parent_obj.birq);
> }
>
> +static void lasips2_set_irq(void *opaque, int n, int level)
> +{
> + LASIPS2State *s = LASIPS2(opaque);
> +
> + if (level) {
> + s->int_status |= BIT(n);
> + } else {
> + s->int_status &= ~BIT(n);
> + }
> +
> + lasips2_update_irq(s);
> +}
> +
> static void lasips2_reg_write(void *opaque, hwaddr addr, uint64_t val,
> unsigned size)
> {
> @@ -303,6 +316,8 @@ static void lasips2_init(Object *obj)
> "ps2-kbd-input-irq", 1);
> qdev_init_gpio_in_named(DEVICE(obj), lasips2_set_mouse_irq,
> "ps2-mouse-input-irq", 1);
> + qdev_init_gpio_in_named(DEVICE(obj), lasips2_set_irq,
> + "lasips2-port-input-irq", 2);
> }
>
> static void lasips2_class_init(ObjectClass *klass, void *data)
> diff --git a/include/hw/input/lasips2.h b/include/hw/input/lasips2.h
> index 35e0aa26eb..b79febf64b 100644
> --- a/include/hw/input/lasips2.h
> +++ b/include/hw/input/lasips2.h
> @@ -69,6 +69,7 @@ struct LASIPS2State {
>
> LASIPS2KbdPort kbd_port;
> LASIPS2MousePort mouse_port;
> + uint8_t int_status;
> qemu_irq irq;
Doesn't this new data field need to be migrated in a vmstate ?
> };
>
-- PMM
