Re: is it em64t ?
On Thu, Jan 05, 2006 at 10:22:51AM +0100, Koen Vermeer wrote:
> On Thu, 2006-01-05 at 17:04 +0800, zzz haha wrote:
> > i have a p4 machine. how can i know if it has em64t?
>
> A somewhat stupid but nevertheless possibly useful suggestion: Try to
> boot the Debian x86-64 installation CD. If it works, you either have an
> em64t or an amd64 processor. Since you state your machine is a p4, you
> may safely rule out the latter possibility.
>
> Alternatively, try to find out what processor is in there, and check the
> Intel website. Maybe there's also a flag in /proc/cpuinfo that indicates
> em64t capabilities.
The "lm" flag in /proc/cpuinfo tells the CPU can do "long mode", which
means it has the 64 bit extensions.
Erik
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+-- Erik Mouw -- www.harddisk-recovery.com -- +31 70 370 12 90 --
| Lab address: Delftechpark 26, 2628 XH, Delft, The Netherlands
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