s3c2410 (Linux 2.6.36) Incorrect DRAM size
Woody Wu
narkewoody at gmail.com
Tue Jan 29 18:52:57 EST 2013
在 2012-11-17 AM1:29,"Vasily Khoruzhick" <anarsoul at gmail.com>写道:
>
> On Fri, Nov 16, 2012 at 8:19 PM, Woody Wu <narkewoody at gmail.com> wrote:
> > Hi,
> >
> > I just buit a 2.6.36 and boot it from a s3c2410 board. At the very
> > beginning of consol log, the kernel reports the DRAM size if 16M.
> > (Memory: 16M = 16M total). But the board actually has 64M ram in two
> > bands (each is 32M).
> >
> > Did someone know the cause and have a hint or solution? And, does anyone
> > knows that the DRAM size is auto-detected by kernel or hard configured
> > in some .h?
>
> Bootloader passes ATAGs with memory location and size, so something's
> wrong with your bootloader.
Sorry only see ur reply after such long time. The problem solved. The
bootloader did not have a problem, but it was not passing ATAGs, so I have
to config the kernel to parse old parameter format.
Thanks anyway.
>
> Regards
> Vasily
>
> > Thanks in advance
> >
> > --
> > -woody
> > I can't go back to yesterday - because I was a different person then.
> >
> >
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel at lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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