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Date: Sun, 28 Apr 1996 23:27:55 -0700 (PDT)
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From: Steve Khoo <steve@gordian.com>
To: terry@lambert.org
CC: freebsd-current@freebsd.org
In-reply-to: <199604270037.RAA28476@phaeton.artisoft.com> (message from Terry
	Lambert on Fri, 26 Apr 1996 17:37:59 -0700 (MST))
Subject: Re: FreeBSD 2.2-CURRENT(sup'd 4/24/96) and XFree86 3.1.2D problem
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>>>>> "Terry" == Terry Lambert <terry@lambert.org> writes:

    >> Has anyone seen this problem?  I'm sending this to freebsd-current
    >> because I'm not sure if it's a XFree problem or FreeBSD problem.
    >> Please forgive me if it doesn't belong on this list.

    >> VIDEO CARD:
    >> 
    >> MODEL:
    >> 
    >> Diamond Stealth Video 2001
    >> 
    >> GRAPHICS CHIPSET:
    >> 
    >> S3 Trio64V+
    >> 
    >> RAMDAC:
    >> 
    >> Trio64V+ builtin RAMDAC
    >> 
    >> CLOCKCHIP:
    >> 
    >> Trio64V+ builtin clockchip
    >> 
    >> VIDEO MEMORY:
    >> 
    >> 2MB DRAM
    >> 
    >> BUS TYPE:
    >> 
    >> PCI
    >> 
    >> REPORT:
    >> 
    >> System lockup at xserver startup with 32MB of RAM; not just a video
    >> display problem.  The entire system hangs with no network, disk or
    >> keyboard activity.  If RAM is reduced to 16MB all is well.

    Terry> How frigging bizarre!

    Terry> We have several of these video cards (version number 67) that
    Terry> exhibit these same symptoms when used with WINICE in Windows95.

    Terry> If you reduce the system ram to 16M, or if you replace the thing with
    Terry> a version number 89 of the card firmware, the problem goes away.

    Terry> We can get it to lock up after a while pounding on the mode switch
    Terry> registers (in-and-out-and-in-and-out... of WINICE) in 16M.  The
    Terry> v89 card doesn't lock up at all.

    Terry> This is on Micron P166 systems.


    Terry> I've been looking for "bus on time" settings, on the thoury that
    Terry> DRAM refresh is being missed when the card grabs the PCI bus, but
    Terry> haven't found anything useful.  We're waiting on rev 89 cards now.

Hmmm... mine is version 83.  I think I'll give diamond a call and see
if they know anything about these lockups.

SEK