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Commit fb0cc224 authored by Yu Shan's avatar Yu Shan
Browse files

Define ApPowerControl library. 

Define a library for the communication channel between TCU and
application processor. This library will be implemented with
device-specific logic.

Test: local compile
Bug: 254547153
Change-Id: I241ba141f9a5a4a3852017e291fbbc08cadf2bfe
parent 41b932f4

automotive/remoteaccess/test_grpc_server/README.md

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@@ -79,6 +79,8 @@ following behavior: 


* `make -j TestWakeupClientServer`



* `make -j ApPowerControlLib`



## How to push the test wakeup client to a TCU which runs Android.



* Make the target device writable:
@@ -97,6 +99,8 @@ following behavior: 


* `adb push vendor/bin/TestWakeupClientServer /vendor/bin`



* `adb push vendor/lib/ApPowerControlLib.so /vendor/lib`



* `adb shell`



* `su`

automotive/remoteaccess/test_grpc_server/impl/Android.bp

+1 −0
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@@ -31,6 +31,7 @@ cc_binary { 
        "libutils",

        "libgrpc++",

        "libprotobuf-cpp-full",

        "//hardware/interfaces/automotive/remoteaccess/test_grpc_server/lib:ApPowerControlLib",

    ],

    whole_static_libs: [

        "wakeup_client_protos",

automotive/remoteaccess/test_grpc_server/impl/src/TestWakeupClientServiceImpl.cpp

+3 −2
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@@ -16,6 +16,8 @@ 


#include "TestWakeupClientServiceImpl.h"



#include "ApPowerControl.h"



#include <android-base/stringprintf.h>

#include <inttypes.h>

#include <utils/Looper.h>
@@ -245,8 +247,7 @@ Status TestWakeupClientServiceImpl::NotifyWakeupRequired(ServerContext* context, 
}



void TestWakeupClientServiceImpl::wakeupApplicationProcessor() {

    printf("Waking up application processor...\n");

    // TODO(b/254547153): Send can bus message using socket CAN once we know what the message is.

    wakeupAp();

}



}  // namespace remoteaccess

automotive/remoteaccess/test_grpc_server/lib/Android.bp

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// Copyright (C) 2022 The Android Open Source Project

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//       http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.



soong_namespace {}



package {

    // See: http://go/android-license-faq

    // A large-scale-change added 'default_applicable_licenses' to import

    // all of the 'license_kinds' from "hardware_interfaces_license"

    // to get the below license kinds:

    //   SPDX-license-identifier-Apache-2.0

    default_applicable_licenses: ["hardware_interfaces_license"],

}



cc_library_shared {

    name: "ApPowerControlLib",

    vendor: true,

    srcs: ["*.cpp"],

    local_include_dirs: ["."],

    export_include_dirs: ["."],

}

automotive/remoteaccess/test_grpc_server/lib/ApPowerControl.cpp

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/*

 * Copyright (C) 2022 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



#include "ApPowerControl.h"



#include <cstdio>



void wakeupAp() {

    printf("Waking up application processor...\n");

}