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SubjectRe: auto-probe memory size during boot
> Linux gets memory configuration from BIOS. Due to lousy design, standard
> BIOS can only report 64MB memory at most. Well, Linux can only
> automatically found 64MB. When there is more memory, you have to add
> "mem=xxx[MmKk]", then kernel knows that there is more memory available.

I don't think this is a reliable way how to detect amount of memory
since lots of motherboards can have mirrored regions in address space
and your code can overwrite itself in such cases.

Have a nice fortnight
--
Martin `MJ' Mares <mj@ucw.cz> http://atrey.karlin.mff.cuni.cz/~mj/
Faculty of Math and Physics, Charles University, Prague, Czech Rep., Earth
"The world is coming to an end... SAVE YOUR BUFFERS!!"

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