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rust: add SysBusDeviceImpl

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The only function, right now, is to ensure that anything with a
SysBusDeviceClass class is a SysBusDevice.

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2025-02-12 12:23:59 +01:00
parent ac5699c5da
commit 3212da0033
3 changed files with 12 additions and 5 deletions
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8
rust/qemu-api/src/sysbus.rs
View file

@ -14,7 +14,7 @@ use crate::{
irq::{IRQState, InterruptSource},
memory::MemoryRegion,
prelude::*,
qdev::{DeviceClass, DeviceState},
qdev::{DeviceClass, DeviceImpl, DeviceState},
qom::{ClassInitImpl, Owned},
};
@ -25,10 +25,12 @@ unsafe impl ObjectType for SysBusDevice {
}
qom_isa!(SysBusDevice: DeviceState, Object);
// TODO: add SysBusDeviceImpl
// TODO: add virtual methods
pub trait SysBusDeviceImpl: DeviceImpl + IsA<SysBusDevice> {}
impl<T> ClassInitImpl<SysBusDeviceClass> for T
where
T: ClassInitImpl<DeviceClass>,
T: SysBusDeviceImpl + ClassInitImpl<DeviceClass>,
{
fn class_init(sdc: &mut SysBusDeviceClass) {
<T as ClassInitImpl<DeviceClass>>::class_init(&mut sdc.parent_class);