Re: [PATCH v2 3/3] arch/arm/configs: Enable VMSPLIT_2G in imx_v6_v7_defconfig

From: Alistair Francis
Date: Tue Feb 02 2021 - 21:38:50 EST


On Thu, Jan 28, 2021 at 11:13 PM Shawn Guo <shawnguo@xxxxxxxxxx> wrote:
>
> On Sun, Jan 17, 2021 at 10:03:01AM -0800, Alistair Francis wrote:
> > The reMarkable2 requires VMSPLIT_2G, so lets set this in the
> > imx_v6_v7_defconfig.
>
> Hmm, why is VMSPLIT_2G required by reMarkable2?

I'm not too sure. It's difficult to debug problems as I only have a
UART but without this I don't see any kernel prints so it seems like
the kernel doesn't get very far. I haven't had any luck with earlycon
on the device so I don't know how I can get more information.

Alistair

>
> Shawn
>
> >
> > Signed-off-by: Alistair Francis <alistair@xxxxxxxxxxxxx>
> > ---
> > arch/arm/configs/imx_v6_v7_defconfig | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
> > index 55674cb1ffce..fa9229616106 100644
> > --- a/arch/arm/configs/imx_v6_v7_defconfig
> > +++ b/arch/arm/configs/imx_v6_v7_defconfig
> > @@ -29,6 +29,7 @@ CONFIG_SOC_IMX7D=y
> > CONFIG_SOC_IMX7ULP=y
> > CONFIG_SOC_VF610=y
> > CONFIG_SMP=y
> > +CONFIG_VMSPLIT_2G=y
> > CONFIG_ARM_PSCI=y
> > CONFIG_HIGHMEM=y
> > CONFIG_FORCE_MAX_ZONEORDER=14
> > --
> > 2.29.2
> >