From owner-freebsd-bugs Thu Jun 17 4:43:58 1999 Delivered-To: freebsd-bugs@freebsd.org Received: from critter.freebsd.dk (wandering-wizard.cybercity.dk [212.242.41.238]) by hub.freebsd.org (Postfix) with ESMTP id 3439E15400 for ; Thu, 17 Jun 1999 04:43:54 -0700 (PDT) (envelope-from phk@critter.freebsd.dk) Received: from critter.freebsd.dk (localhost [127.0.0.1]) by critter.freebsd.dk (8.9.3/8.9.2) with ESMTP id NAA01049; Thu, 17 Jun 1999 13:43:26 +0200 (CEST) (envelope-from phk@critter.freebsd.dk) To: "Andy V. Oleynik" Cc: freebsd-bugs@FreeBSD.ORG Subject: Re: kern/12022: System clock timewarps In-reply-to: Your message of "Thu, 17 Jun 1999 00:20:02 PDT." <199906170720.AAA28120@freefall.freebsd.org> Date: Thu, 17 Jun 1999 13:43:26 +0200 Message-ID: <1047.929619806@critter.freebsd.dk> From: Poul-Henning Kamp Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org The TSC doesn't (always) work on K5/model0 I committed a fix for this to -current recently. Try to remove/comment out this line in i386/isa/clock.c: init_timecounter(&tsc_timecounter); In message <199906170720.AAA28120@freefall.freebsd.org>, "Andy V. Oleynik" writes: >The following reply was made to PR kern/12022; it has been noted by GNATS. > >From: "Andy V. Oleynik" >To: freebsd-gnats-submit@freebsd.org, dwhite@pond.net >Cc: >Subject: Re: kern/12022: System clock timewarps >Date: Thu, 17 Jun 1999 09:55:20 +0300 > > I have 2 boxes at work: > 1. Timecounter "i8254" frequency 1193182 Hz > Timecounter "TSC" frequency 90040111 Hz > CPU: AMD K5 model 0 (90.04-MHz 586-class CPU) > Origin = "AuthenticAMD" Id = 0x501 Stepping=1 > Features=0x3bf > (BIOS reports: AMD-k5-PR90 CPU, > Award Modular BIOS v4.51PG, > Award P&P BIOS extension v1.0A, > M/B 580VPX-ITE8661-2A5LDL1CC-0) > 2. > Sorry, I can't give Timecounters strings 'cos I've removed 3.2-S and > > installed 2.2.8-R on this PC due the clock bug. > CPU: AMD K5 model 0 (74.54-MHz 586-class CPU) > Origin = "AuthenticAMD" Id = 0x501 Stepping=1 > Features=0x3bf > (BIOS reports: AMD-k5-PR75 CPU, > Award Modular BIOS v4.51PG release > 03/03/1997S, > Award P&P BIOS extension v1.0A, > M/B I430VX-02071997C-00) > Timecounters on 1st PC: > Jun 14 09:58:28 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 14 09:58:28 volodya /kernel: Timecounter "TSC" frequency > 90040208 Hz > Jun 14 14:55:40 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 14 14:55:40 volodya /kernel: Timecounter "TSC" frequency > 90040168 Hz > Jun 14 14:58:47 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 14 14:58:47 volodya /kernel: Timecounter "TSC" frequency > 90039940 Hz > Jun 15 09:20:31 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 15 09:20:31 volodya /kernel: Timecounter "TSC" frequency > 90040205 Hz > Jun 15 17:25:56 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 15 17:25:56 volodya /kernel: Timecounter "TSC" frequency > 90039919 Hz > Jun 16 09:22:18 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 16 09:22:18 volodya /kernel: Timecounter "TSC" frequency > 90039896 Hz > Jun 17 09:46:25 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 17 09:46:25 volodya /kernel: Timecounter "TSC" frequency > 90039989 Hz > Jun 17 09:52:11 volodya /kernel: Timecounter "i8254" frequency > 1193182 Hz > Jun 17 09:52:11 volodya /kernel: Timecounter "TSC" frequency > 90040111 Hz > On both was (on 1st remains) installed 3.2-R upgaded to STABLE. > Again, kernel clock latancy on both is about 55 min/hour (real 1 hour = > 5 min on PC). > APM disabled on both. > > -- > WBW Andy V. Oleynik > > (prime.net.ua's sysadmin) > > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-bugs" in the body of the message > -- Poul-Henning Kamp FreeBSD coreteam member phk@FreeBSD.ORG "Real hackers run -current on their laptop." FreeBSD -- It will take a long time before progress goes too far! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message