5.2-beta: machine can not reboot itself with Mylex A352controller active

[Hutterer Robert]

This ia also my experience:
5.1 and 5.2, both do not reboot after installation
 
> I installed e 5.1 version from mini.iso.
> Everything workes fine, but afte exiting the installation procedure 
> the system does not boot. (I have to reset the machine) Also the 
> "reboot" command does not reboot. the system goes down, but after the 
> messages:
>  
> done
> uptime: ...
>  
> it stops, no reboot
>  
> Is there any idea what is the reason
 
It was suggested to disbling ACPI: bo effect
 


> Disabling ACPI in BIOS has no effect. Still no reboot
> Disabling in the /boot/loader.conf also. No reboot
> Disabling in BIOS and loader.conf. No reboot
 
 
Any further ideas??