[U-Boot-Users] Problem with TFTP in u-boot 1.1.4
Ben Warren
bwarren at qstreams.com
Mon Feb 12 23:04:42 CET 2007
Javier,
On Sun, 2007-02-11 at 17:06 +0200, Javier Gracia Castro wrote:
> Hi,
>
> When I crosscompile it with a cross toolchain from codesourcery,
> everything goes well and once downloaded in the board everything works
> perfectly. However one thing doesn't work. When I try to download
> image files using TFTP protocol it doesn't work, it seems like
> disabled, a lot of unsuccessful tries and bad checksums. The IP
> addresses of the board and of my PC are corrects and the ethernet
> cables are plugged. When I remove this u-boot and I download the
> u-boot image file provided with the Atmel CD and try to use TFTP
> without changing the IP addresses, everything works fine.
>
> I don't know how to solve this problem. If someone knows, please let me know.
Please verify that the Ethernet controller has a unique, unicast
address. In particular, bit 40 (01:00:00:00:00:00) must NOT be set.
u-boot> printenv ethaddr
If this is OK, try to ping your PC from the board.
I apologize if this seems basic, but it is the most common reason for
not connecting.
Also, please read the U-boot FAQ. There's lots of good information
there.
http://www.denx.de/wiki/DULG/Faq
regards,
Ben
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