linux booting fails on ppc440x5 with SRAM

Wolfgang Denk wd at
Fri Oct 9 22:33:38 EST 2009

Dear Vineeth _,

In message <a9b543570910090320t1444f8f1qf4c8ab7dbbef679f at> you wrote:
> We ported the uboot Memory test and tested the 15MB ram and it was
> successful.interestingly we have only 16MB SRAM in our board.We used 1

Such a memory test means nothing. The only thing you can learn from it
is that basic read and write accesses are working. You don;t get any
information about the behaviour for burst mode accesses from such a
test. See the FAQ at  and at

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
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are saying ...                        - Terry Pratchett, _Soul Music_

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