Date: Tue, 1 Apr 1997 20:10:02 -0800 (PST) From: Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> To: freebsd-bugs Subject: Re: kern/3066: System lock-up after npx0 probe with 2.2-RELEASE Message-ID: <199704020410.UAA03561@freefall.freebsd.org>
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The following reply was made to PR kern/3066; it has been noted by GNATS. From: Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> To: hendrik@hg.com Cc: freebsd-gnats-submit@freebsd.org, yokota@zodiac.mech.utsunomiya-u.ac.jp Subject: Re: kern/3066: System lock-up after npx0 probe with 2.2-RELEASE Date: Wed, 02 Apr 1997 13:07:36 +0900 >>Number: 3066 >>Category: kern >>Synopsis: System lock-up after npx0 probe with 2.2-RELEASE >>Confidential: no >>Severity: serious >>Priority: high >>Responsible: freebsd-bugs >>State: open >>Class: sw-bug >>Submitter-Id: current-users >>Arrival-Date: Sat Mar 22 23:00:01 PST 1997 >>Last-Modified: >>Originator: Hendrik Groeneveld >>Organization: >>Release: 2.2-RELEASE >>Environment: >FreeBSD klatu.hg.com 2.2-RELEASE FreeBSD 2.2-RELEASE #0: Sun Mar 16 07:47:59 G >MT 1997 jkh@time.cdrom.com:/usr/src/sys/compile/GENERIC i386 >>Description: >System hangs with random garbage on the screen shortly after probing npx0 when > booting from the install floppy (boot.flp) or when booting from the hard disk >. The system boots normally when npx0 is disabled in UserConfig. > >This problem is occuring on a no-name 120MHz Pentium laptop. This system did n >ot have any problems when running 2.1.5-RELEASE. Sounds like the VGA chip in your system is having difficulty with Pentium-optimized bcopy(). Try setting 0x01 in the configuration flag of the `npx0' device in UserConfig. This flag bit will disables the Pentium-optimized bcopy(). Kazu
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