[U-Boot] [PATCH v4 2/2] NS16550: buffer reads

Wolfgang Denk wd at denx.de
Mon Oct 17 14:53:00 CEST 2011


Dear Simon,

I wrote:

> - However, your implementation does not result in reliable multi-line
>   input.  It works only in a few specific use cases, and will fail
>   silently for others.  I don't see a way ho you would announce this
>   new feature.  The numbers you mention in the commit message ("it
>   handles around 70 lines before lossage") apply for this specific
>   board only, and for your use case only (pasting of short lines that
>   produce no output).

Actually I believe that the restriction is even worse - I think that
any commands that consume any significant amount of time will casue
problems, too.  Can you please test what happens when you have, for
example, a "sleep 10" or a "erase all" in the first few lines of the
pasted input ?

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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