[U-Boot-Users] TFTP times out?

[Eckart Goehler]

Hi,

Zhen Wang wrote:
> 
> Hi wd,
>   Yeah, I've read relevant topics in DULG and then revised my 
> configuration header file as following:
> 
> #define CONFIG_ETHADDR            00:50:c2:1e:af:fb
> #define CONFIG_NETMASK            255.255.255.0
> #define CONFIG_IPADDR            192.168.123.100
> #define CONFIG_SERVERIP            192.168.123.115
> #define CONFIG_BOOTFILE            "zImage"
> #define CONFIG_BOOTCOMMAND        "tftpboot\; go 0c480000"
> #define CFG_LOAD_ADDR            0x0c480000
> 
>   I'm running Fedora Core 4 on my PC. I've got the tftp-server rpm 
> installed, iptables turned off, tftp service enabled and xinetd 
> restarted, zImage copied under the /tftpboot/ directory. But after 5 sec 
> boot delay the TFTP seemed to time out like this:
> 
> TFTP from server 192.168.123.115; out IP is 192.168.123.100
> Filename: 'zImage'
> Load address: 0xc480000
> Loading: T T # # T # T T (omitted)
> Retry count exceeded; starting again
> 
> Then I interrupted the command and tried to ping my PC:
> 
> jx44b0>ping 192.168.123.115
> host 192.168.123.115 is alive

That looks rather like a server problem (possibly firewall). You should 
try to run tftp from either the server itself, or - better - from a 
separate computer. Actually I faced same problems on a RedHat machine
till xinietd was set up properly.

regards

eckart


> 
> I think the network condition is OK, but the TFTP always times out. I 
> want to configure a longer timeout value for TFTP but don't know where. 
> Waiting for your reply. Thanks a lot.
> 
> Best regards,
> Zhen Wang