Re: [PATCH] xen/arm: Add Rockchip rk3399 early printk support

[Jun Nie <jun.nie@xxxxxxxxxx>]

Michal Orzel <michal.orzel@xxxxxxx> 于2023年10月26日周四 15:02写道：
>
> Hi,
>
> On 26/10/2023 07:46, Jun Nie wrote:
> >
> >
> > Signed-off-by: Jun Nie <jun.nie@xxxxxxxxxx>
> > ---
> >  xen/arch/arm/Kconfig.debug | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/xen/arch/arm/Kconfig.debug b/xen/arch/arm/Kconfig.debug
> > index 842d768280..fefe8ac4df 100644
> > --- a/xen/arch/arm/Kconfig.debug
> > +++ b/xen/arch/arm/Kconfig.debug
> > @@ -158,6 +158,9 @@ choice
> >         config EARLY_PRINTK_RCAR3
> >                 bool "Early printk with SCIF2 on Renesas R-Car Gen3 
> > processors"
> >                 select EARLY_UART_SCIF
> > +       config EARLY_PRINTK_RK3399
> > +               bool "Early printk with 8250 on Rockchip RK3399 processors"
> > +               select EARLY_UART_8250
> Platform specific options for early printk are deprecated. You can read it at 
> the top of the file:
> "
> Deprecated: Alternatively, there are platform specific options
> which will have default values for the various parameters. But
> such option will soon be removed.
> "
>
> ~Michal


Thanks for the reminder! So only below 2 configs shall be configured
when compiling the project, right?

EARLY_UART_BASE_ADDRESS
EARLY_UART_8250_REG_SHIFT

- Jun