[lkml]   [2008]   [Sep]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [git pull] x86 fixes
Arjan van de Ven wrote:
> I'd lump all cpus that don't have cpuid in this bucket too (eg half the
> 486es) simply because not having cpuid is painful in pretty much the
> same way.

Not really. Detecting CPUID is pretty trivial, and we just initialize
the feature vector to zero if it isn't there.

>> - "modern 32-bit": PPro and better. Can take CMOV, MMX and TSC for
>> granted.
> again makes sense; question is if it makes sense to take PSE and PAE
> for granted as well (although PSE we can do runtime I suppose)

Well, PAE implies PSE. Unfortunately Intel released a series of
Pentium-Ms without PAE support. We *should* be able to take PSE for
granted, but there is Xen damage.


 \ /
  Last update: 2008-09-08 22:21    [W:0.072 / U:2.956 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site