Re: Netboot problems

For the benefit of the list (please contact me off-list if you have the
same problem):

> 
> 
>     From: 
> Robert
> Muchsel
> <robert.muchsel-6tN4nzCoH/[email protected]>
>       To: 
> Mark
> Wolforth
> <[email protected]>
>  Subject: 
> Re: TINI
> Netboot
>     Date: 
> 18 Feb 2004
> 16:43:36
> -0600
> 
> Hi,
> the DS80C400 B1 requires a special format for the netboot files. I've
> attached the source code for two programs, one converts tbin into the
> netboot format, the other one takes .hex as the source. Let me know if
> you have trouble compiling these and I'll send you a binary (we can do
> Windows, Mac and Linux binaries).
> 
> Robert
> 
>         I've been trying to get netboot to work reliably.  What I seem to have 
>         found is that netboot works fine when the FLASH is erased and works fine 
>         if the contents of the FLASH match what's coming from the tftp server 
>         (i.e. you're programming the FLASH with exactly the same info).  If the 
>         info is different then the netboot fails.  This suggests to me that the 
>         netboot routines in the B1 DS80C400 ROM don't erase the FLASH properly 
>         before trying to program it.  Can anyone confirm if this is the case?  
>         If so, is there a work around?  We'd been planning on using netboot to 
>         do firmware upgrades in the field, but there's not much point if you can 
>         only program the board with what it's already got.

-- 
  Robert Muchsel - Dallas Semiconductor - http://www.maxim-ic.com/TINI/

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