Re: 64-bit Mac OS X kernel
Re: 64-bit Mac OS X kernel
- Subject: Re: 64-bit Mac OS X kernel
- From: Mo McRoberts <email@hidden>
- Date: Thu, 20 Aug 2009 08:31:35 +0100
Uh, apologies. It seems I was inadvertently logged into the wrong
machine when I wrote my earlier e-mail.
On Wed, Aug 19, 2009 at 10:58, Mo McRoberts<email@hidden> wrote:
> On Wed, Aug 19, 2009 at 10:53, rohan a<email@hidden> wrote:
>> Hi All,
>> Does Mac OS X 10.5 provide separate 32-bit and 64-bit kernels
>> ?Or there is only one type of kernel supported.
>
> Under 10.5 (we can’t discuss 10.6 on this list), there is only one
> kernel, which runs both 32-bit and 64-bit binaries. Although it
> actually contains a 64-bit version of the code under 10.5.8, I don't
> think it's ever actually booted as a 64-bit kernel outside of Apple’s
> internal development labs.
Stock 10.5.8 /mach_kernel, as shipped by Apple, only contains 2
architectures, x86 and ppc. It doesn't contain a x86_64 version.
Apologies for the confusion.
--
http://nevali.net
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