Re: kern/40488: Unable to reboot Dell PE 2970

[Andrew Doran <ad%netbsd.org@localhost>]

On Mon, Jan 26, 2009 at 10:45:00PM +0000, mbowie%buzmo.com@localhost wrote:

> Running a fresh install of either 4.0.1 or 5.0_BETA (from 20090125) on a Dell 
> PowerEdge 2970 (BIOS 3.0.3).  Issuing a reboot or "shutdown -r now" results 
> in the machine hanging indefinitely after unmounting the local filesystems.  
> A test installation of FreeBSD on the same system reboots successfully.  
> Testing with both ACPI and ACPI / SMP disabled yields the same results.  
> There are no ACPI tunables in the BIOS.

We could try port 0x92 and the PCI reset vector before the triple fault.
Anyone interested in taking a look?

Andrew