Add support for entropy device

src/entropy.rs

@@ -0,0 +1,19 @@
+use volatile_macro::VolatileFieldAccess;
+
+pub use super::features::entropy::F;
+
+/// Entropy Device Configuration Layout
+///
+/// Use [`ConfigVolatileFieldAccess`] to work with this struct.
+#[doc(alias = "virtio_entropy_config")]
+#[cfg_attr(
+    feature = "zerocopy",
+    derive(
+        zerocopy_derive::KnownLayout,
+        zerocopy_derive::Immutable,
+        zerocopy_derive::FromBytes,
+    )
+)]
+#[derive(VolatileFieldAccess)]
+#[repr(C)]
+pub struct Config {}

src/features.rs

@@ -369,6 +369,19 @@ pub mod console {
     impl crate::FeatureBits for F {}
 }
 
+pub mod entropy {
+    use crate::le128;
+
+    feature_bits! {
+        /// Entropy Device Feature Bits
+        #[doc(alias = "VIRTIO_ENTROPY_F")]
+        pub struct F: le128 {
+        }
+    }
+
+    impl crate::FeatureBits for F {}
+}
+
 pub mod net {
     use crate::le128;
 

src/lib.rs

@@ -66,7 +66,7 @@
 //! | Network Device                    | ✅        | [`net`]     |
 //! | Block Device                      | ❌        |             |
 //! | Console Device                    | ✅        | [`console`] |
-//! | Entropy Device                    | ❌        |             |
+//! | Entropy Device                    | ✅        | [`entropy`] |
 //! | Traditional Memory Balloon Device | ✅        | [`balloon`] |
 //! | SCSI Host Device                  | ❌        |             |
 //! | GPU Device                        | ❌        |             |
@@ -98,6 +98,7 @@ pub mod balloon;
 pub mod console;
 #[cfg(any(feature = "mmio", feature = "pci"))]
 mod driver_notifications;
+pub mod entropy;
 mod features;
 pub mod fs;
 #[cfg(feature = "mmio")]