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

[Julien Grall <julien@xxxxxxx>]

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,

--
Julien Grall