se7520af2 intel motherboard acpi problem

[John Baldwin]

On Thursday 06 April 2006 03:52, Anton Menshutin wrote:
>   Hi all,
>   We bought new server with se7520af2 intel motherboard with 2 XEONs 
> and found a lot of problems with it under FreeBSD. With ACPI enabled 
> system  does not work correctly with pci-express busses, hangs during reboot.

Can you give more detail about how the pci-e busses do not work?

>   With ACPI disabled it sometimes crashes during boot when mounting 
> filesystems from mboard SATA controller, but pci-express based areca raid 
> controller works fine. Depending on verison of the system kernel works 
> only with one or two CPU's (i.e. hyperthreading does not work at all).

Yes, the non-ACPI MPTable does not enumerate HT CPUs.

-- 
John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org