Update README for TestWakeupClientServer. am: 1b66644304

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2271981

Change-Id: Iefc59077e3816313569fa7f05ec187e9849fc99b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Yu Shan 2022-10-28 02:20:16 +00:00 committed by Automerger Merge Worker
commit 2904d54014

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@ -62,7 +62,7 @@ following behavior:
'WakeupRequired' will be set to true and this wakeup client must try to wake
up the device again to execute the pending tasks.
* Every pending task has a timeout: 'KTaskTimeoutInMs'. If the pending task
* Every pending task has a timeout: 'kTaskTimeoutInMs'. If the pending task
is not delivered to remote access HAL before the timeout (through
GetRemoteTasks), the task timed out and a warning message is logged.
@ -73,7 +73,11 @@ following behavior:
## How to build the test wakeup client
* Under android root: `make -j TestWakeupClientServer`
* Under android root: `source build/envsetup.sh`
* `lunch sdk_car_x86_64-userdebug`
* `make -j TestWakeupClientServer`
## How to push the test wakeup client to a TCU which runs Android.
@ -81,7 +85,7 @@ following behavior:
`adb root`
`adb remount`
`adb remount` (remount might take a while)
`adb reboot`
@ -101,7 +105,7 @@ following behavior:
## How to build and test the test wakeup client using one car emulator.
In this test setup we will use one google car emulator
In this test setup we will use one car emulator
(sdk_car_x86_64-userdebug). We assume both the TCU and the remote access HAL
runs on the same Android system, and they communicate through local loopback
interface.
@ -132,7 +136,7 @@ interface.
`adb root`
`adb remount`
`adb remount` (remount might take a while)
`adb reboot`
@ -146,44 +150,48 @@ interface.
* `adb shell`
* `su`
* `emulator_car_x86_64:/ # su`
* `/vendor/bin/TestWakeupClientServer`
* `emulator_car_x86_64:/ # /vendor/bin/TestWakeupClientServer`
* Remote access HAL should start by default when the car emulator starts. Now
the test wake up client should also be running and generating fake tasks.
Start a new adb shell session by
Start a new session under android root
`source build/envsetup.sh`
`lunch sdk_car_x86_64-userdebug`
`adb shell`
`su`
`emulator_car_x86_64:/ # su`
* Issue the command to start a simple debug callback that will capture all the
received tasks at the remote access HAL side:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --start-debug-callback`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --start-debug-callback`
* Issue the following debug command to remote access HAL to establish the
communication channel between it and the test wakeup client. This command
also notifies that wakeup is not required:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 1 0`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 1 0`
* Wait for a while, issue the following command to show the received fake tasks:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
You should expect to see some received tasks printed out.
* Simulate the Application Processor is shutting down by issuing the following
command:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 0 0`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 0 0`
* Wait for a while, issue the following command to show received tasks again:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
You should expect to see no new tasks received since remote access HAL already
closed the communication channel.
@ -191,23 +199,25 @@ interface.
* Simulate the Application Processor is already shutdown and wake up is required
now:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 0 1`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 0 1`
Now you should expect to see the test wakeup client printing out messages
that it is trying to wake up application processor.
* Simulate the Application Processor is waken up:
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 1 0`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --set-ap-state 1 0`
* A new communication channel should have been established and all pending
non-expired tasks should be delivered to the remote access HAL.
`dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
`emulator_car_x86_64:/ # dumpsys android.hardware.automotive.remoteaccess.IRemoteAccess/default --show-task`
* Now you can issue `ctrl c` on the first adb shell to stop the test wakeup
client.
* After the test, you can use `ctrl D` to exit the adb shell.
## How to build and test the test wakeup client using two car emulators.
In this test case, we are going to use two car emulators, one as the
@ -217,10 +227,10 @@ Application Processor, one as the TCU.
instances. For detail about why we change it this way, see [interconnecting
emulator instance](https://developer.android.com/studio/run/emulator-networking#connecting).
Change 'DGRPC_SERVICE_ADDRESS' in `test_grpc_server/Android.bp` to
Change 'DGRPC_SERVICE_ADDRESS' in `[android_root]/hardware/interfaces/automotive/remoteaccess/test_grpc_server/impl/Android.bp` to
`10.0.2.15:50051`.
Change `DGRPC_SERVICE_ADDRESS` in 'hal/defaut/Android.bp' to
Change `DGRPC_SERVICE_ADDRESS` in '[android_root]/hardware/interfaces/automotive/remoteaccess/hal/defaut/Android.bp' to
`10.0.2.2:50051`.
* Under android root: `source build/envsetup.sh`
@ -240,17 +250,23 @@ Application Processor, one as the TCU.
`telnet localhost 5554`
* `auth auth_token` where auth_token must match the contents of the
`.emulator_console_auth_token` file.
`~/.emulator_console_auth_token` file.
* `redir add tcp:50051:50051`
* Exit the telnet session
* Exit the telnet session using 'ctrl-C'
Make the target device writable:
Under android root:
`source build/envsetup.sh`
`lunch sdk_car_x86_64-userdebug`
`adb root`
`adb remount`
`adb remount` (remount might take a while)
`adb reboot`
@ -264,19 +280,31 @@ Application Processor, one as the TCU.
* `adb shell`
* `su`
* `emulator_car_x86_64:/ # su`
* `/vendor/bin/TestWakeupClientServer`
* `emulator_car_x86_64:/ # /vendor/bin/TestWakeupClientServer`
* Start a new shell, start another car emulator as the Application Processor:
* Start a new shell under android root, start another car emulator as the Application Processor:
`source build/envsetup.sh`
`lunch sdk_car_x86_64-userdebug`
`emulator -writable-system -read-only`
* Open a new shell under android root:
`source build/envsetup.sh`
`lunch sdk_car_x86_64-userdebug`
* Connect to adb shell for the application processor:
`adb -s emulator-5556 shell`
`su`
`emulator_car_x86_64:/ # su`
* Follow the test instructions for one car emulator using the 'dumpsys'
commands.
* After the test, you can use `ctrl D` to exit the adb shell.