Messages in this thread | | | Date | Sun, 19 Jul 1998 22:02:06 +0200 | From | Martin Mares <> | Subject | Re: auto-probe memory size during boot |
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> 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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