Run denali server thread.

rust/sys/denali/src/denali_server.rs

@@ -0,0 +1,38 @@
+use alloc::sync::Arc;
+use mammoth::zion::ZError;
+
+use crate::{
+    ahci::{AhciController, Command},
+    AsyncDenaliServerHandler, ReadManyRequest, ReadRequest, ReadResponse,
+};
+
+pub struct DenaliServerImpl {
+    ahci_controller: Arc<AhciController>,
+}
+
+impl DenaliServerImpl {
+    pub fn new(controller: Arc<AhciController>) -> Self {
+        DenaliServerImpl {
+            ahci_controller: controller,
+        }
+    }
+}
+
+impl AsyncDenaliServerHandler for DenaliServerImpl {
+    async fn read(&self, req: ReadRequest) -> Result<ReadResponse, ZError> {
+        let mut command = Command::read(req.block.lba, req.block.size as u16)?;
+        self.ahci_controller
+            .issue_command(req.device_id as usize, &command)
+            .await?;
+
+        Ok(ReadResponse {
+            device_id: req.device_id,
+            size: req.block.size,
+            memory: command.release_mem_cap(),
+        })
+    }
+
+    async fn read_many(&self, req: ReadManyRequest) -> Result<ReadResponse, ZError> {
+        Err(ZError::UNIMPLEMENTED)
+    }
+}