[Arm-dev] Gigabyte MP30-AR0

Michael Howard mike at dewberryfields.co.uk
Wed Mar 2 10:12:37 UTC 2016


On 02/03/2016 09:58, Gordan Bobic wrote:
> On 2016-03-01 22:26, Richard W.M. Jones wrote:
>> On Mon, Feb 29, 2016 at 03:20:03PM +0000, Michael Howard wrote:
>>> Just to let you know, I can't get this to work. aarch64 is supposed
>>> to be binary compatible, with the correct libraries installed, but
>>> I'm thinking the cpu isn't.
>>>
>>> All I get is 'cannot execute binary file: Exec format error',
>>> regardless  of what I try.
>>
>> As I understand it the problem is page size - 64K was chosen by
>> Red Hat for aarch64, where as 4K is the norm on armv7.
>
> I shall leave this link here without further comment, regarding
> using pages that are bigger than 4KB:
> http://yarchive.net/comp/linux/page_sizes.html
>

Yes, I read that before I reconfigured the kernel, it makes interesting 
reading.

My needs require me to run 32 bit binaries on my mp30-ar0 (at least in 
the short to medium term) so I'll use my modified kernel and 4KB pages.

-- 
Mike Howard



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