> >
> > diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c
> > index 68ca7e7fc2..756c69b3b0 100644
> > --- a/hw/i386/acpi-microvm.c
> > +++ b/hw/i386/acpi-microvm.c
> > @@ -189,6 +189,11 @@ static void acpi_build_microvm(AcpiBuildTables *tables,
> > .reset_val =
> };
> +if (isa_check_device_existence("i8042")) {
> +/* Indicates if i8042 is present or not */
> +fadt.iapc_boot_arch = (1 << 1);
> +}
> +
> *data = fadt;
> }
>
We do these things slightly differently. how about
/*
* second bit of 16 but IAPC_BOOT_ARCH
On Mon, 21 Feb 2022, Liav Albani wrote:
> This can allow the guest OS to determine more easily if i8042 controller
> is present in the system or not, so it doesn't need to do probing of the
> controller, but just initialize it immediately, before enumerating the
> ACPI AML namespace.
>
>
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index ebd47aa26f..5dc625b8d8 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -192,6 +192,11 @@ static void init_common_fadt_data(MachineState *ms, Object
*o,
.address = object_property_get_uint(o,
This can allow the guest OS to determine more easily if i8042 controller
is present in the system or not, so it doesn't need to do probing of the
controller, but just initialize it immediately, before enumerating the
ACPI AML namespace.
Signed-off-by: Liav Albani
---
hw/acpi/aml-build.c
