On Aug 17, 2012 4:26 PM, "Lukasz Majewski" <l.majew...@samsung.com> wrote: > > On Fri, 17 Aug 2012 12:16:56 +0100 > Alex Zeffertt <azeffe...@cambridgesys.com> wrote: > > > Hi U-Booters, > > > > I get the following warning when I boot our openrd based board: > > > > > U-Boot 2012.07 (Aug 17 2012 - 10:45:29) > > > OpenRD-Base > > > > > > SoC: Kirkwood 88F6281_A1 > > > DRAM: 128 MiB > > > WARNING: Caches not enabled > > > NAND: 512 MiB > > > > I am running the latest code from git with a small number of changes > > to make it work with our hardware. > > (In particular we have had to rewrite > > board/Marvell/openrd/kwbimage.cfg.) > > > > My question is: does the warning about caches affect only U-Boot (in > > which case I don't mind) or will it also affect Linux? > > As fair as I know, it will only affect u-boot. If I remember correctly, > caches are disabled (and fulshed) just before passing execution to > linux. > > Those caches are disabled, since some time ago it turns out, that many > drivers had problems with unaligned buffers allocation. >
Ah yes. I remember hitting that problem myself with the openrd board gig eth driver. And that does appear to have been resolved as you say. Thanks for the explanation. Alex > > > > TIA, > > > > Alex > > _______________________________________________ > > U-Boot mailing list > > U-Boot@lists.denx.de > > http://lists.denx.de/mailman/listinfo/u-boot > > > > -- > Best regards, > > Lukasz Majewski > > Samsung Poland R&D Center | Linux Platform Group
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