software(kernel)-based PCI memhole remap in FC4_test3
Dave Jones
davej at redhat.com
Mon May 23 02:55:26 UTC 2005
On Sun, May 22, 2005 at 10:50:40PM -0400, Tim Taranov wrote:
> here is the deal - I downloaded and installed fc4 test3 on my machine
> (2x246 opterons, Tyan S2895 mobo, 4x1G ECC ram, nvidia 6600gt 16x
> pci-express, SATA drive etc). Running the default kernel
> ...1286_FC4smp for x86_64 build.
>
> If I enable software-based PCI mem hole remapping in my mobo's bios
> then my workstation completely freezes after opening 1 or 2 web pages
> in Firefox or any other bundled browser in KDE, Gnome (that the first
> thing I noticed, there most likely are a bunch of other OS problems).
> If this bios setting is set to disabled then no problems, however then
> Linux does not see the full 4 gigs of my ram due to the PCI bus map
> (linux does see the full 4gigs if I set the memhole remap to be
> "software"-based). Anyone else is having the same issues with
> software-based PCI memhole remap?
There have been a large number of x86-64 updates in the last few days.
Try out the latest kernel at http://people.redhat.com/davej/kernels/Fedora/FC4/
Dave
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