Yes. I checked the fastboot source code in Ubuntu LTS 16.04.

From: zhufuwengang
Sent: 2017年4月20日 14:26
To: Haojian Zhuang
Cc: Leif Lindholm; linaro-uefi; Ard Biesheuvel; Xuejiancheng; Wangheming (Hermit); Yanhaifeng; project-aspen-dev@linaro.org; Alex Elder
Subject: Re: [Linaro-uefi] Android fastboot module in UEFI

Hi Haojian,

On 2017/4/19 20:48, Haojian Zhuang wrote:
> On 19 April 2017 at 16:36, Leif Lindholm <leif.lindholm@linaro.org> wrote:
>> On Fri, Apr 14, 2017 at 11:26:29AM +0800, zhufuwengang wrote:
>>> Hi all,
>>> In linaro-aspen project,we have had a problem in Android fastboot module of
>>> the UEFI. Unfortunately the USB interfaces on our board can't work in device
>>> mode, we can't update and debug the system via the USB port in Android
>>> fastboot.Therefor, we tried to implement the data transmission with TCP/IP
>>> protocol.But we have no idea about whether the plan is effective or not.
>>>
>>> #1.Could you please give us some advises about that plan?
>>
>> Well, I have no knowledge of Fastboot.
>> Haojian? Is this a workable solution.
>
> Yes, it could work on TCP/IP. But we can't use the fastboot app in
> Ubuntu release.
> Here's the link of android fastboot application.
> https://android.googlesource.com/platform/system/core/+/master/fastboot
>
Do you mean the android fastboot application in the release version of
Ubuntu did not support TCP/IP? I read the source code of fastboot app in
the link above, it includes some code about TCP/IP such as tcp.cpp ,
tcp.h. Did these files not included in the fastboot of Ubuntu release
version?

Best regards,
Wengang
>>
>>> #2.Are there any platforms that have ever implemented TCP/IP transport in
>>> UEFI fastboot module?How can I get the reference code?
>>
>> Haojian?
>
> See above.
>
>>
>>> #3.I checked the source code of UEFI and found there are several NetWork
>>> drivers in MdeModulePkg/Universal/Network/ folder. Do you know which
>>> platform that have used these drivers successfully?
>>
>> These are the core networking protocols for UEFI. They are not device
>> drivers. For device drivers, look under OptionRomPkg/.
>>
>>> #4.The last and most important,if we could implemented the TCP/IP transport
>>> in UEFI fastboot module, does the Google fastboot tool on the Host side
>>> could support update and debug the board via TCP/IP transport?
>>
>> Haojian?
>>

>