From mboxrd@z Thu Jan  1 00:00:00 1970
From: Masami Komiya <mkomiya@sonare.it>
Date: Tue, 11 May 2004 00:23:16 +0900
Subject: [U-Boot-Users] TFTP PROBLEM
References: <BAY15-DAV7FlUnNUMPr000163d3@hotmail.com> <409F469C.10502@sonare.it> <BAY15-DAV14nkB4ltFl00017133@hotmail.com>
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Sonia Martinez wrote:
> TFTP server in the host (Mandrake 9.2 ) is configured like this:
>     service tftp
>     {
>     disable = no
       (snip)
>     #flags = IPv4
>     }

as the same as mine.

> The environment variables are:
>     $ printenv
       (snip)
>     netmask=255.255.0.0
>     ipaddr=172.16.16.220
>     serverip=172.16.16.70

no problem.

> Output with minicom:
>     $ tftp a1000000 little
>     TFTP from server 172.16.16.70; our IP address is 172.16.16.220
>     Filename 'little'.
>     Load address: 0xa1000000
>     Loading: T T #T #
>     done
>     Bytes transferred = 1190 (4a6 hex)
> 
>     $ tftp a1000000 hello.img
>     TFTP from server 172.16.16.70; our IP address is 172.16.16.220
>     Filename 'hello.img'.
>     Load address: 0xa1000000
>     Loading: T T invalid RARP header
>     invalid RARP header
>     #T T #T T T #T T T
>     Retry count exceeded; starting again
>     TFTP from server 172.16.16.70; our IP address is 172.16.16.220
>     Filename 'hello.img'.
>     Load address: 0xa1000000
>     Loading: #T T T T T T #T T T #T
>     Retry count exceeded; starting again

Many timeout are occured. It seems hardware trouble...

I recommend recompile with debug flag of net.c and the driver's code
to get the more messages. also observe the packet with ethereal
or tcpdump command.

Masami Komiya