[Voyageurs] Send ConfigureEndpointCommand to device.

sys/voyageurs/xhci/device_slot.h

@@ -11,19 +11,25 @@
 #include "xhci/trb_ring.h"
 #include "xhci/xhci.h"
 
+class XhciDriver;
+
 class DeviceSlot {
  public:
   DeviceSlot() = default;
   DeviceSlot(const DeviceSlot&) = delete;
   DeviceSlot(DeviceSlot&&) = delete;
 
-  void EnableAndInitializeDataStructures(uint8_t slot_index_,
+  void EnableAndInitializeDataStructures(XhciDriver* driver,
+                                         uint8_t slot_index_,
                                          uint64_t* output_context,
                                          volatile uint32_t* doorbell);
 
   XhciTrb CreateAddressDeviceCommand(uint8_t root_port, uint32_t route_string,
                                      uint16_t max_packet_size);
 
+  mmth::Semaphore IssueConfigureDeviceCommand(uint8_t config_value);
+  void SignalConfigureDeviceCompleted();
+
   // Caller must keep the command in scope until it completes.
   template <typename T>
   void ExecuteReadControlCommand(ReadControlCommand<T>& command);
@@ -35,6 +41,7 @@ class DeviceSlot {
  private:
   bool enabled_ = false;
 
+  XhciDriver* xhci_driver_;
   uint8_t slot_index_ = 0;
   volatile uint32_t* doorbell_ = nullptr;
 
@@ -49,6 +56,10 @@ class DeviceSlot {
   glcr::UniquePtr<TrbRingWriter> control_endpoint_transfer_trb_;
   glcr::HashMap<uint64_t, glcr::SharedPtr<mmth::Semaphore>>
       control_completion_sempahores_;
+
+  mmth::Semaphore configure_device_semaphore_;
+
+  glcr::UniquePtr<TrbRingWriter> other_endpoint_transfer_trb_;
 };
 
 template <typename T>