OpenE2K/qemu-e2k
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pckbd: implement i8042_mmio_realize() function

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Move the initialisation of the register memory region to the I8042_MMIO device
realize function and expose it using sysbus_init_mmio().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Helge Deller <deller@gmx.de>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220624134109.881989-26-mark.cave-ayland@ilande.co.uk>
This commit is contained in:
Mark Cave-Ayland 2022-06-24 14:40:40 +01:00
parent 7b9fff290c
commit f4de68d1d4
2 changed files with 14 additions and 1 deletions
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14
hw/input/pckbd.c
View File

@ -673,6 +673,17 @@ static void i8042_mmio_reset(DeviceState *dev)
kbd_reset(ks);
}
static void i8042_mmio_realize(DeviceState *dev, Error **errp)
{
MMIOKBDState *s = I8042_MMIO(dev);
KBDState *ks = &s->kbd;
memory_region_init_io(&s->region, OBJECT(dev), &i8042_mmio_ops, ks,
"i8042", s->size);
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->region);
}
static Property i8042_mmio_properties[] = {
DEFINE_PROP_UINT64("mask", MMIOKBDState, kbd.mask, UINT64_MAX),
DEFINE_PROP_UINT32("size", MMIOKBDState, size, -1),
@ -683,6 +694,7 @@ static void i8042_mmio_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = i8042_mmio_realize;
dc->reset = i8042_mmio_reset;
device_class_set_props(dc, i8042_mmio_properties);
set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
@ -708,7 +720,7 @@ void i8042_mm_init(qemu_irq kbd_irq, qemu_irq mouse_irq,
vmstate_register(NULL, 0, &vmstate_kbd, s);
memory_region_init_io(region, NULL, &i8042_mmio_ops, s, "i8042", size);
region = &I8042_MMIO(dev)->region;
s->kbd = ps2_kbd_init(kbd_update_kbd_irq, s);
s->mouse = ps2_mouse_init(kbd_update_aux_irq, s);

1
include/hw/input/i8042.h
View File

@ -58,6 +58,7 @@ struct MMIOKBDState {
KBDState kbd;
uint32_t size;
MemoryRegion region;
};
#define I8042_A20_LINE "a20"