[U-Boot] Hangs at relocation on 460EX Target

Stefan Roese sr at denx.de
Thu Oct 23 10:39:11 CEST 2008


On Thursday 23 October 2008, Felix Radensky wrote:
> >> I've changed
> >>
> >> if ((attribute & 0x02) == 0x00)
> >>
> >> to be
> >>
> >> if (((attribute & 0x02) == 0x00) && (attribute != 0x04))
> >
> > Why did you change it this way? Which DDR2 module are you using? And
> > what's the value of SPD register 21?
>
> My change causes the code to go into else branch and set SDRAM_MCOPT1_RDEN
> (registered) bit. I'm using Micron 512M registered SODIMM. The value of
> SPD register
> 21 is 0x4. The full SPD spec is here:
> http://www.micron.com/products/spddetail.aspx?part=MT9HTF6472RHY-667F1

Thanks.

Ayman, which module are you using and what's your reg 21 value? Does anybody 
have the time to dig into those specs to find a common solution?

Thanks.

Best regards,
Stefan

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