[LinuxBIOS] Ethernet problem with GeodeLX (db800) with running lxbios

[Marc Jones]

Steffen D. wrote:
>> Steffen D. wrote:
>>   
>>> Hello,
>>>
>>> we really have a big problem with that ethernet bug - we currently 
>>> developing a new product based on a geode-lx cpu and not comming forward.
>>> Because we are not a big firm we dont have the man power/knowlege to fix 
>>> it - can anybody help us with this problem?
>>> We can send $you the hardware if you need it. Also remote connection to 
>>> the system is no problem.
>>>
>>> hopefully somebody got time.
>>>
>>>     
>>
>> Steffan,
>> This does seem strange since we have been booting our db800 with 
>> etherboot. So, are you trying this on a db800 or on your own platform 
>> design?
>>
>> One thing you could try is changing the IRQ mapping to isolate the IRQs.
>> In the mainboard diirectory change irq_tables.c PIRQB to something else 
>> like 5 to isolate it.
>>
>> Marc
>>
>>
>>   
> We are trying this on a db800 from logic. So it is a real db800 board 
> (rev b). We have two boards and it is happening the same on each board.
> 
> Do you mean this line of code?:
> 
> #define M_PIRQB (1 << PIRQB)    /* Bitmap of supported IRQs */
> 
> regards,
> 
> steffen
> 
> 
>

#define PIRQB 11
to
#define PIRQB 5

This will move audio and eth0 to 5 while USB will be on 10 and 11.

Marc




-- 
Marc Jones
Senior Firmware Engineer
(970) 226-9684 Office
mailto:Marc.Jones at amd.com
http://www.amd.com/embeddedprocessors