[U-Boot] Sections of RAM used by u boot

Wolfgang Denk wd at denx.de
Sat Apr 27 21:47:42 CEST 2013


Dear Scott A,

Please restict your lione lenght to some 70 characters or so; thanks.

In message <COL126-W4202BC71C7016900CB6B8AB6B00 at phx.gbl> you wrote:
>
> It is unclear to me which parts of the RAM are used by u boot and i dont wa
> nt to corrupt data.
> Is there any clear list or variable that holds the location of RAM used or
> can i force only a certain section of ram to be used by uboot.

The intended memory usage is documented in the README, see section
"Memory Management".

> I have already noticed the center of the RAM is modified when any action oc
> curs on the SD card

That would be a serious bug in the respective device driver then,
which should be pointed out and fixed ASAP.


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: wd at denx.de
How many hardware guys does it take to change a light bulb? "Well the
diagnostics say it's fine buddy, so it's a software problem."


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