[U-Boot-Users] U-boot Bus Fault Error while accessing NOR flash

Stefan Roese
2008-02-25T13:54:23Z

Hi Nikhil,

On Wednesday 20 February 2008, Nikhil Gautam wrote:
> Below is the most of my init.S file. You are correct about the
> faulting location. But I can see in the init.S file that this address
> location is defined as "AC_R|AC_W|AC_X|SA_G" so I think I should be
> able to at least read it.

I suggest that you look at the TLB setup with the BDI2000 when U-Boot is up
and running, before trying to dump the last 4k from U-Boot:

=> tlb 0 63

This will show you the currently configured TLB's.

> When I boot from 256Mb NAND flash, I don't
> see this problem. Its only when I boot from 1Gb NAND flash.

And 1Gb is large page, right?

Best regards,
Stefan

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