[coreboot] Windows only seeing 2GB of 4G (Seabios

Nico Huber nico.huber at secunet.com
Tue Jun 7 11:36:45 CEST 2016


Hello Naveed,

On 07.06.2016 07:21, Naveed Ghori wrote:
> But I should still see 4GB without any patch. Right?
no, I'm afraid not.

> Windows only see 1.92GB as “Installed Memory (RAM)” in Control Panel->System.
This is correct as the 4GiB address space is not only used for RAM but
shared with other resources on modern systems.

> I am happy for the system to see up to 4GB only.
It might be possible to tune the configuration a little. But you'd never
get the full 4GiB. About 3GiB is a common limit today if you really want
to run a 32bit OS without PAE support.

Nico



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