Commit 05afac09 by eqy Committed by Tianqi Chen

update android rpc docs (#1479)

parent 41ed49b7
# Android TVM RPC
This folder contains Android RPC app that allows us to launch an rpc server on a Android device and connect to it through python script and do testing on the python side as normal TVM RPC.
This folder contains Android RPC app that allows us to launch an RPC server on a Android device and connect to it through python script and do testing on the python side as normal TVM RPC.
You will need JDK, [Android NDK](https://developer.android.com/ndk) and an Android device to use this.
......@@ -85,7 +85,9 @@ If everything goes well, you will find compile tools in `/opt/android-toolchain-
### Cross Compile and Upload to the Android Device
First start an RPC tracker using `python -m tvm.exec.rpc_tracker --port [PORT]` and make your Android device connect to this RPC tracker via TVM RPC application.
First start an RPC tracker using `python -m tvm.exec.rpc_tracker --port [PORT]` and connect your Android device to this RPC tracker via the TVM RPC application.
Set the `Address` and `Port` fields to the address and port of the RPC tracker respectively.
The key should be set to "android" if you wish to avoid modifying the default test script.
Then checkout [android\_rpc/tests/android\_rpc\_test.py](https://github.com/dmlc/tvm/blob/master/apps/android_rpc/tests/android_rpc_test.py) and run,
......@@ -98,7 +100,7 @@ export TVM_NDK_CC=/opt/android-toolchain-arm64/bin/aarch64-linux-android-g++
python android_rpc_test.py
```
This will compile TVM IR to shared libraries (CPU and OpenCL) and run vector additon on your Android device. On my test device, it gives following results.
This will compile TVM IR to shared libraries (CPU and OpenCL) and run vector addition on your Android device. On my test device, it gives following results.
```bash
TVM: Initializing cython mode...
......
"""Testcode for Android RPC.
To use it, start a rpc proxy with "python -m tvm.exec.rpc_proxy".
And configure the proxy host field as commented.
To use it, start an RPC tracker with "python -m tvm.exec.rpc_tracker".
Use the tracker's address and port when configuring the RPC app.
Use "android" as the key if you wish to avoid modifying this script.
"""
import tvm
......
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