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lasips2: introduce port IRQ and new lasips2_port_init() function

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Introduce a new lasips2_port_init() QOM init function for the LASIPS2_PORT type
and use it to initialise a new gpio for use as a port IRQ. Add a new qemu_irq
representing the gpio as a new irq field within LASIPS2Port.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Tested-by: Helge Deller <deller@gmx.de>
Acked-by: Helge Deller <deller@gmx.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220712215251.7944-25-mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Mark Cave-Ayland 2022-07-12 22:52:35 +01:00
parent c553d6c054
commit 8db817be78
2 changed files with 9 additions and 0 deletions
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8
hw/input/lasips2.c
View file

@ -322,9 +322,17 @@ static const TypeInfo lasips2_info = {
.class_init = lasips2_class_init, .class_init = lasips2_class_init,
}; };
static void lasips2_port_init(Object *obj)
{
LASIPS2Port *s = LASIPS2_PORT(obj);
qdev_init_gpio_out(DEVICE(obj), &s->irq, 1);
}
static const TypeInfo lasips2_port_info = { static const TypeInfo lasips2_port_info = {
.name = TYPE_LASIPS2_PORT, .name = TYPE_LASIPS2_PORT,
.parent = TYPE_DEVICE, .parent = TYPE_DEVICE,
.instance_init = lasips2_port_init,
.instance_size = sizeof(LASIPS2Port), .instance_size = sizeof(LASIPS2Port),
.abstract = true, .abstract = true,
}; };

1
include/hw/input/lasips2.h
View file

@ -41,6 +41,7 @@ struct LASIPS2Port {
uint8_t buf; uint8_t buf;
bool loopback_rbne; bool loopback_rbne;
bool birq; bool birq;
qemu_irq irq;
}; };
#define TYPE_LASIPS2_KBD_PORT "lasips2-kbd-port" #define TYPE_LASIPS2_KBD_PORT "lasips2-kbd-port"