[U-Boot-Users] tftp errors/times out on large files
Tolunay Orkun
listmember at orkun.us
Tue Aug 15 00:25:17 CEST 2006
mitsy wrote:
> Hi all,
>
> I am having problem tftping large files (>30M.) The tftp will start
> download, and then immediately get an error, and it will say:
> (snip)
> and repeat. I can download smaller files just fine. What could it be
> the problem? Increasing the MALLOC_LEN doesn't seem to help, and I
> need some advice. (FYI, I have 128M ram.)
>
> Any suggestions will be greatly appreciated!
The original TFTP protocol is limited to file sizes of 32MB. A later RFC
compliant TFTP allows file sizes of up to 4GB but I am not sure if
U-Boot and/or your TFTP server implements the new RFC. Details are in
Wikipedia.
http://en.wikipedia.org/wiki/Trivial_File_Transfer_Protocol
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