Re: [PATCH] drivers/char: Add USB3 debug capability driver

[Connor Davis <connojdavis@xxxxxxxxx>]

On 5/17/21 3:36 AM, Julien Grall wrote:
> Hi Connor,
>
> On 12/05/2021 01:12, Connor Davis wrote:
> > +config XHCI_FIXMAP_PAGES
> > +        int "Number of fixmap entries to allocate for the xHC"
> > +    depends on HAS_XHCI_DBC
> > +        default 16
> > +        help
> > +          This should equal the size (in 4K pages) of the first 64-bit
> > +          BAR of the host controller in which the DbC is being used.
> Why can't you use the ioremap() for the new serial controller? Is this 
> going to be used by Xen very early?
> Cheers,
Yes it is used very early


Thanks,

Connor