Date: Wed, 22 Jul 1998 21:35:46 +0200 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Bruce Evans <bde@zeta.org.au> Cc: brian@Awfulhak.org, freebsd-current@FreeBSD.ORG, jak@cetlink.net Subject: Re: tickadj -t not changing tick Message-ID: <905.901136146@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 20 Jul 1998 16:42:39 %2B1000." <199807200642.QAA17899@godzilla.zeta.org.au>
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In message <199807200642.QAA17899@godzilla.zeta.org.au>, Bruce Evans writes: >>APM seems to be preventing use of the TSC timecounter. Otherwise >>the clock would go non-backwards 233/17 faster :-). > >The whole problem may be caused by APM. APM's time handling is of low >quality. As currently designed, there is only the RTC chip which is reliably keeping track of time on a APMized system, and only reading the registers is reliable, the number of interrupts and their frequency is subject to change without notice. -- Poul-Henning Kamp FreeBSD coreteam member phk@FreeBSD.ORG "Real hackers run -current on their laptop." "ttyv0" -- What UNIX calls a $20K state-of-the-art, 3D, hi-res color terminal To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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