[U-Boot] PCI-E problems on Kilauea board

[Felix Radensky <felix@embedded-sol.com>]

Stefan Roese wrote:
> Hi Felix,
>
> On Monday 16 February 2009, Felix Radensky wrote:
>   
>> I have several PCI-E related  problems on Kilauea board Rev 1.2
>>
>> 1. With u-boot v2009.01 and latest git I'm getting machine check
>>     exception when PCI-E card is plugged into slot 0. There's no
>>     problem if the same card is plugged into slot 1.
>>
>>     This seems to be a regression introduced after
>> 2008.10-rc2-02699-g725c8dd
>>     (version shipped on AMCC resource CD), as with this version both slots
>>     function properly.
>>
>>     Any hints what could be the problem with latest u-boots ?
>>     
>
> I just checked on my Kilauea and reproduced the problem. No, I don't have any 
> clue right now where this problem is generated. I can't remember any issues 
> with PCIe slot 1 on Kilauea.
>
> Perhaps you could try to find the git commit introducing this issue by 
> using "git bisect"?
>
>   
Ok, I'll try git bisect.
> <snip>
>
>   
>> 2. Another problem is that in bootstrap configuration B (CPU - 333 Mhz,
>> PLB 166MHz)
>>     PCI-E cards are not recognized in any slot. This happens with all
>> u-boot versions I've
>>     tested. Linux also does not recognize PCI-E cards. Kilauea board
>> manual says that PCI
>>     clock is determined by CPLD. Could it be CPLD/FPGA bug ?
>>     
>
> Is bootstrap option C working?
>   
No, C doesn't work either. The card I'm testing with is Intel Gigabit
Ethernet adapter (PRO/1000 PT 1x)
> Thanks.
>
> Best regards,
> Stefan
>
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