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devices: acpi: Generalise the HotPlugNotificationFlags

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Renamed this bitfield as it will also be used for non-hotplug purposes
such as synthesising a power button.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford
2021-01-12 15:10:05 +00:00
parent 23afe89089
commit 7b376fa8e0
4 changed files with 18 additions and 18 deletions
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10
devices/src/acpi.rs
View File

@@ -9,7 +9,7 @@ use std::time::Instant;
use vm_device::interrupt::InterruptSourceGroup;
use vm_device::BusDevice;
use vmm_sys_util::eventfd::EventFd;
use HotPlugNotificationFlags;
use AcpiNotificationFlags;
/// A device for handling ACPI shutdown and reboot
pub struct AcpiShutdownDevice {
@@ -61,7 +61,7 @@ impl BusDevice for AcpiShutdownDevice {
/// A device for handling ACPI GED event generation
pub struct AcpiGEDDevice {
interrupt: Arc<Box<dyn InterruptSourceGroup>>,
notification_type: HotPlugNotificationFlags,
notification_type: AcpiNotificationFlags,
ged_irq: u32,
}
@@ -69,14 +69,14 @@ impl AcpiGEDDevice {
pub fn new(interrupt: Arc<Box<dyn InterruptSourceGroup>>, ged_irq: u32) -> AcpiGEDDevice {
AcpiGEDDevice {
interrupt,
notification_type: HotPlugNotificationFlags::NO_DEVICES_CHANGED,
notification_type: AcpiNotificationFlags::NO_DEVICES_CHANGED,
ged_irq,
}
}
pub fn notify(
&mut self,
notification_type: HotPlugNotificationFlags,
notification_type: AcpiNotificationFlags,
) -> Result<(), std::io::Error> {
self.notification_type |= notification_type;
self.interrupt.trigger(0)
@@ -92,7 +92,7 @@ impl BusDevice for AcpiGEDDevice {
// Spec has all fields as zero
fn read(&mut self, _base: u64, _offset: u64, data: &mut [u8]) {
data[0] = self.notification_type.bits();
self.notification_type = HotPlugNotificationFlags::NO_DEVICES_CHANGED;
self.notification_type = AcpiNotificationFlags::NO_DEVICES_CHANGED;
}
}

2
devices/src/lib.rs
View File

@@ -38,7 +38,7 @@ pub mod legacy;
pub use self::acpi::{AcpiGEDDevice, AcpiPMTimerDevice, AcpiShutdownDevice};
bitflags! {
pub struct HotPlugNotificationFlags: u8 {
pub struct AcpiNotificationFlags: u8 {
const NO_DEVICES_CHANGED = 0;
const CPU_DEVICES_CHANGED = 0b1;
const MEMORY_DEVICES_CHANGED = 0b10;