FCC Ethernet startup crash

Pantelis Antoniou panto at intracom.gr
Wed Apr 6 16:03:20 EST 2005

Rune Torgersen wrote:
>>From: Dan Malek [mailto:dan at embeddededge.com] 
>>On Apr 5, 2005, at 12:41 PM, Rune Torgersen wrote:
>>>Without calling fcc_restart in the start, I get lots of 
>>"eth0: tx queue
>>>full!." messages.
>>Do you tftp boot your kernel using the boot rom?  Does the
>>boot rom disable the Ethernet before calling the kernel?
> Yes, I tftp the kernel, using U-Boot (1.1.2 CVS Head as of 11-20-04).
> Haven't looked at the code, but I think it disablesd the FCC Ethernets
> (Have seen discussions about htat on u-boot mailing list before)

U-boot definately disables the ethernets. Or at least it must.

> The patch Stefan Nickl gave to me works perfectly, and all it does is
> basically move the fcc_restart.
> The kernel was still calling fcc_restart twiche per FCC at startup (one
> time on init_fcc_startup, and then again in fcc_open), now it just calls
> it twice in fcc_open. Seems to work.
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