[U-Boot-Users] Protect Flash from tftpboot typos

Wolfgang Denk wd at denx.de
Mon Jul 26 18:46:17 CEST 2004

In message <20040726150944.GA8491 at synertronixx3> you wrote:
> > 
> > Well, it seems a solution for your problems has been found.
> I don't understand. If Flash driver drives VPEN Pin there also must be
> defined, where it should be driven and where not. So I could allow
> tftpboot in some areas and in some not also.

Enable earing/programming only in the flash  erase/program  routines.
Than  any  other  code  that really triggers a erase/program sequence
will not do any harm.

This has nothing to do with tftp - it does not write to flash.

Best regards,

Wolfgang Denk

Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email: wd at denx.de
Old programmers never die, they just branch to a new address.

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