Re: IOMMU and kernel

[Georgios <gpdsbe+centos@xxxxxxxxxxx>]

yes it exist.
 
thanks

On Fri, 2020-04-03 at 15:00 -0400, Jonathan Billings wrote:
> On Fri, Apr 03, 2020 at 09:40:09PM +0300, Georgios wrote:
> > Yes 
> > 
> > dmesg | grep "EFI v"
> > [    0.000000] efi: EFI v2.70 by American Megatrends
> 
> That's not always the best test, you should look for the existence of
> /sys/firmware/efi to determine if you're using an EFI system.
> 
> 'grubby' knows to update the configuration file for Legacy vs. UEFI. 
> 

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