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

Duncan Hare dh at synoia.com
Wed Apr 25 14:33:19 UTC 2018



 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.
RegardsDuncan Hare
   


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