<div class="gmail_quote">On Fri, Jan 7, 2011 at 2:51 PM, Gordan Bobic <span dir="ltr"><<a href="mailto:gordan@bobich.net">gordan@bobich.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div class="im">On 01/07/2011 07:46 PM, Jitesh Shah wrote:<br>
> ..snip..<br>
><br>
>>><br>
>>> This must be a bug in sha512sum -- it shouldn't be affected by alignment.<br>
>><br>
>> I am inclined to think it might be compiler related. Andy's package is<br>
>> the same version as mine, his works, mine does not. The only thing that<br>
>> is likely to be different is the build environment.<br>
><br>
> That and the development board. You are using a sheevaplug.<br>
> It is also likely that Andy's hardware does fixups for misaligned accesses.<br>
<br>
</div>That can be done transparently in hardware without a performance hit?<br>
<div><div></div><div class="h5"><br>
Gordan<br></div></div></blockquote><div><br>There was some discussion about this previously on the list[1]. From the responses it looks like OMAP does it transparently, but there is a performance hit.<br><br>Rich<br><br>
[1] <a href="http://www.mail-archive.com/arm@lists.fedoraproject.org/msg00139.html">http://www.mail-archive.com/arm@lists.fedoraproject.org/msg00139.html</a> </div></div>