On Thu, 3 Jan 2002, Yuri van Oers wrote:
> On Wed, 2 Jan 2002, Kenneth Crudup wrote:
> > Looking thru a couple of months of list archives turned up nothing, so:
> >
> > When running 4.1.0 on my laptop using a S3Virge MX, my system clock loses
> > at least two seconds per minute.
> >
> > I've done everything I can to narrow this down, and the bottom line is
> > when X is running, even in a "fresh" weave (running "X" only), even when
> > the VT is not active, my clock is slowed. I've tried pulling out all
> > the optional stuff (fifo_aggressive, the pci-burst/retry stuff,
> > NoPM, you name it). I've got an AMD K6-2 at 400MHz.
>
> I must say I've been noticing a time shift in my PC's clock as well. It
> didn't bother me much, as the difference is not that big, over quite a
> long period of time (in my case, anyway). Therefore, I haven't sought to
> find the cause.
> My hardware differs a lot from yours, so if the X server is causing time
> loss, I wouldn't blame it on any of the drivers.
>
> I'm curious as to what others think and/or experience...
I recall a typo in the 3Dlabs driver a long time ago that was
doing outb to a register that messed with the clock. I don't
remember which. You might look for portIO happening on
non vga registers (ie, something outside of the 0x3cX range).
Mark.
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