[ARMedslack] qemu memory limitation
Jim Hawkins
jawkins at armedslack.org
Tue Dec 13 11:52:59 UTC 2011
On Tue, 13 Dec 2011, John O'Donnell wrote:
> On 12/13/2011 04:56 AM, Ottavio wrote:
> > I see these two options in the qemu manual:
> >
> > -mem-path path
> > Allocate guest RAM from a temporarily created file in path.
> > -mem-prealloc
> > Preallocate memory when using -mem-path.
> >
> > I have never tried.
>
> hmmm nice find! I suspect these only affect main ram usage within the guest
> as such the 256M qemu limitation would still apply, but I'll give it a try!
AIUI, the RAM limit in qemu is platform dependant. The versatilepb
platform is limited to 256MB, but according to the following
page, the vexpress-a9 platform supports up to 1GB RAM:
https://wiki.linaro.org/PeterMaydell/QemuVersatileExpress
Although it will probably will take a bit more effort to get working than
just changing the machine type on the qemu command line.
Cheers,
Jim
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