[U-Boot] [PATCH v10 3/3] Adding wget

[Simon Glass]

Hi Duncan,

On 25 April 2018 at 08:33, Duncan Hare <dh at synoia.com> wrote:
>
>
> ________________________________
> From: Simon Glass <sjg at chromium.org>
> To: Duncan Hare <dh at synoia.com>
> Cc: U-Boot Mailing List <u-boot at lists.denx.de>; Joe Hershberger
> <joe.hershberger at ni.com>
> Sent: Tuesday, April 24, 2018 10:01 PM
> Subject: Re: [PATCH v10 3/3] Adding wget
>
> Hi Duncan,
>
> On 22 April 2018 at 21:22, Duncan Hare <dh at synoia.com> wrote:
>>
>>>The server can be tested with the wget command which
>>> can be installed on linux.
>>> I doubt that loop-back like this will produce the scrambling of packet
>>> order
>>> which is a feature of push down stacks for packet queues
>>> in the internet.
>>>
>>> Hence my comment in a different thread about buffering on the pi. Few of
>>> the
>>> socs appear to use net_pkt_buf  buffers for net traffic.
>>>
>>> If there are too many transmission errors the sending tcp drops the
>>> connection. My solution to this is to halve the size of
>>> CONFIG_SYS_RX_ETH_BUFFER until transmission works.
>>>
>  >
>>> Possibly CONFIG_SYS_RX_ETH_BUFFER could come under Kconfig.
>>
>>>Just to be clear, I was wondering about having an automated test. Manual
>>> tests are not very useful since people won't do them. See 'make tests' for
>>> all the test that we >currently >run. I'm pretty sure you could standard up
>>> a little server, run your wget, then shut it down, all within a pytest test.
>
>
>>>Regards,
>>>Simon
>
> Hi Wolfgang. Simon
>
> Can we put a test 4 Mbyte kernel on the u-boot website for an automated test
> for other users of TCP & Wget in u-boot?
>
> Then I can produce a standard u-boot script for testing.

How about the test just creates a little (4KB) file. We don't want the
tests to access a real network, if possible, just use localhost.

Regards,
Simon