Messages in this thread | | | From | (H. Peter Anvin) | Subject | Re: Timestamp counters on SMP | Date | 28 Mar 2000 18:01:35 -0800 |
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Followup to: <E12a59F-00016T-00@the-village.bc.nu> By author: Alan Cox <alan@lxorguk.ukuu.org.uk> In newsgroup: linux.dev.kernel > > > Do you know of any application using TSC? > > Several > > > If yes, how does this application work on i386? > > They use RDTSC. Unless you set magic flags RDTSC is accessible from user > space on anything from a later 486 stepping onwards. > >
I think the question is how do they run on an 80386. The answer is, "they don't, and it doesn't matter."
-hpa -- <hpa@transmeta.com> at work, <hpa@zytor.com> in private! "Unix gives you enough rope to shoot yourself in the foot."
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