[U-Boot-Users] Query related to POST of SDRAM

Wolfgang Denk wd at denx.de
Tue Apr 5 18:19:26 CEST 2005


In message <3D9FDCA910DD4445896A0BE5ECF009D45098F1 at bla.satyam.com> you wrote:
>
> 	In file post/memeory.c the following comment is there

There is no such file in the U-Boot code :-)

> This comment gives an hint that this code is specifically for the 64 bit
> wide SDRAM only.

No. This is NOT the right conclusion. Please read here:

	This is helpful for testing memory on processors which have a 64 bit
	wide data bus.

> I just want to make it sure that, if the port size of the RAM is 32 bits
> will this test work with out any modifications or  do I have to make some
> changes.

The test works on 32 wide busses, too.

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
"The net result is a system that is not only binary  compatible  with
4.3  BSD, but is even bug for bug compatible in almost all features."
- Avadit  Tevanian,  Jr.,  "Architecture-Independent  Virtual  Memory
Management  for  Parallel  and  Distributed  Environments:  The  Mach
Approach"




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