On Fri, 2008-11-28 at 13:50 +0100, Leon Woestenberg wrote:
> Hello,
> 
> AMCC PPC460EX canyonlands board with an FPGA PCIe end point:
> 
> u-boot sees the end point, but Linux does not:
> 
> U-Boot 1.3.3-00249-ga524e11 (Jun 30 2008 - 16:05:51)
> CPU:   AMCC PowerPC 460EX Rev. A at 800 MHz (PLB=200, OPB=100, EBC=100 MHz)
> <...>
> Board: Canyonlands - AMCC PPC460EX Evaluation Board, 2*PCIe, Rev. 16
> <...>
> PCIE1: successfully set as root-complex
>         02  00  2071  2071  00ff  00
> 
> 
> Now, if I re-program the end-point FPGA during the u-boot boot
> time-out, Linux will recognize the end-point.
> 
> Any takers on what I should start looking for?

It's possible that either the reset in between goes bonkers or something
else causes your FPGA to stop responding. It looks like a programming
problem with the FPGA to me.

Ben.


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