Re: Triton II + 6x86 hangs

B. James Phillippe (bryan@terran.org)
Mon, 4 Nov 1996 09:13:28 -0800 (PST)


On Mon, 4 Nov 1996, Harald Koenig wrote:

> > > I recently "upgraded" to a generic Triton II motherboard with a Cyrix
> > > 6x86 processor. At random times my system now hangs completely - it
> > >
> > > Does anyone know what could be causing these hangs?
> >
> > I think it's a problem with the Cyrix chip. I had a similar problem with
> > a similar setup. The thing would just stop. I got both the motherboard
> > and the chip at the same time from the same vendor at a "Computer Show".
> > I brought __BOTH__ back and the vendor swaped the CPU. End of problem.
>
> according to an articel in a german computer journal (c't 11/96 p.268)
> Cyrix 6x86 up to version 2.6 have a bug in cache management which
> can cause system crashes in every OS (even Win*).
>
> this bug should be fixed in chip version 2.7 (but don't ask me how to
> find out the version of your chip; don't know).

Isn't this the stepping field in /proc/cpuinfo? e.g.,

processor : 0
cpu : 586
model : 6x86 2x Core/Bus Clock
vendor_id : CyrixInstead
stepping : 1 rev 7
fdiv_bug : no
hlt_bug : no
fpu : yes
fpu_exception : yes
cpuid : yes
wp : yes
flags : fpu
bogomips : 119.60

-bp

--
# B. James Phillippe # System Administrator [terran.org]
# <bryan.phillippe@terran.org> ~ http://w3.terran.org/~bryan