Date: Tue, 06 Aug 1996 04:55:08 -0700 From: Amancio Hasty <hasty@rah.star-gate.com> To: freebsd-hackers@FreeBSD.ORG Subject: Re: Accurate time clock? Message-ID: <199608061155.EAA08181@rah.star-gate.com> In-Reply-To: Your message of "Tue, 06 Aug 1996 03:07:00 PDT." <199608061007.DAA07516@rah.star-gate.com>
next in thread | previous in thread | raw e-mail | index | archive | help
How accurate is the pentium clock register:
I found this in /sys/i386/isa/clock.c:
#if defined(I586_CPU) || defined(I686_CPU)
if (cpu_class == CPUCLASS_586 || cpu_class == CPUCLASS_686)
wrmsr(0x10, 0LL); /* XXX 0x10 is the MSR for the TSC */
#endif
Thank you,
Amancio
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199608061155.EAA08181>