In message <20030612014745.47244.qmail at web41509.mail.yahoo.com> you wrote:
>
> We want to remove SPD EEPROM on ppc440gp to lower the
> expense. The plan is to change u-boot code to use a
> memory buffer (filled with the content of SPD EEPROM).
> Is this possible?
Yes, it is. Actually only very few systems use memory with SPD
EEPROMs.
> I removed the SPD EEPROM on my ppc440gp board, and
> changed u-boot code to use a memory buffer whenever
> the code need to access SPD EEPROM, however, I found
You should implement a proper initialization function for your memory
instead.
> What extra initialization should I do when SPD EEPROM
> is missing from the system?
This depends on your hardware (type of memory etc.).
Please note that such questions ore of topic here. You will probably
receive more / better response on the u-boot-users mailing list.
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd at denx.de
Drun'? 'm not drun'! You woudn' dare call m' drun' if I was sober!
- Terry Pratchett, _Men at Arms_
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