Citadeld: expose hard reset to clients

Change-Id: I5c7d5992bb4e12744ced1920e3c3f4da716f5f93

2 files changed, 9 insertions, 0 deletions

diff --git a/citadel/citadeld/aidl/android/hardware/citadel/ICitadeld.aidl b/citadel/citadeld/aidl/android/hardware/citadel/ICitadeld.aidl
index 2ca6884..199d916 100644
--- a/citadel/citadeld/aidl/android/hardware/citadel/ICitadeld.aidl
+++ b/citadel/citadeld/aidl/android/hardware/citadel/ICitadeld.aidl
@@ -28,6 +28,9 @@ interface ICitadeld {
      */
     int callApp(int appId, int arg, in byte[] request, out byte[] response);
 
+    /** Reset Citadel by pulling the reset line. */
+    boolean reset();
+
     /** Runs a series of checks to ensure the devices is present, connected and responsive. */
     boolean checkDevice();
 }
diff --git a/citadel/citadeld/main.cpp b/citadel/citadeld/main.cpp
index 375a66f..41b2e88 100644
--- a/citadel/citadeld/main.cpp
+++ b/citadel/citadeld/main.cpp
@@ -66,6 +66,12 @@ struct CitadelProxy : public BnCitadeld {
         return Status::ok();
     }
 
+    Status reset(bool* const _aidl_return) override {
+        const nos_device& device = *_client.Device();
+        *_aidl_return = (device.ops.reset(device.ctx) == 0);
+        return Status::ok();
+    }
+
     Status checkDevice(bool* const _aidl_return) override {
         LOG(INFO) << "Running citadel device checks...";
         *_aidl_return = android::citadeld::CheckDevice(_client.Device());