Dear Stefan, in message <[EMAIL PROTECTED]> you wrote: > > It is strongly recommendet to not use the last 256 bytes on those
<nitpick> recommended </nitpick> > --- a/README > +++ b/README > @@ -1854,6 +1854,27 @@ Configuration Settings: > Scratch address used by the alternate memory test > You only need to set this if address zero isn't writeable > > +- CFG_MEM_TOP_HIDE (PPC only): > + If CFG_MEM_TOP_HIDE is defined in the board config header, > + this specified memory area will get subtracted from the top > + (end) of ram and won't get "touched" at all by U-Boot. By > + fixing up gd->ram_size the Linux kernel should gets passed > + the now "corrected" memory size and won't touch it either. > + This should work for arch/ppc and arch/powerpc. Only Linux > + board ports in arch/powerpc with bootwrapper support, that > + recalculate the memory size from the SDRAM controller setup > + will have to get fixed. > + > + This option can be used as a workaround for the 440EPx/GRx > + CHIP 11 errata where the last 256 bytes in SDRAM shouldn't > + be touched. > + > + WARNING: Please make sure that this value is a multiple of > + the Linux page size (normally 4k). If this is not the case, > + then the end address of the Linux memory will be located at a > + non page size aligned address and this could cause mayor <nitpick> major </nitpick> Will you send a pull request for the ppc4xx repo, or should I apply this directly? Best regards, Wolfgang Denk -- DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: [EMAIL PROTECTED] The human mind treats a new idea the way the body treats a strange protein - it rejects it. - P. Medawar ------------------------------------------------------------------------- Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ U-Boot-Users mailing list U-Boot-Users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/u-boot-users
