Re: Keystone Issue

[CodeWiz2280 <codewiz2280@xxxxxxxxx>]

On Fri, Jun 5, 2020 at 8:30 AM Julien Grall <julien@xxxxxxx> wrote:
>
> Hi,
>
> On 05/06/2020 13:25, CodeWiz2280 wrote:
> > The Keystone uses the netcp driver, which has interrupts from 40-79
> > listed in the device tree (arch/arm/boot/keystone-k2e-netcp.dtsi).
> > I'm using the same device tree between my non-xen standalone kernel
> > and my dom0 kernel booted by xen.  In the standalone (non-xen) kernel
> > the ethernet works fine, but I don't see any of its interrupts in the
> > output of /proc/iomem.  I'm not seeing them in /proc/iomem when
> > running dom0 under Xen either.  When booting with Xen I get this
> > behavior where the ifconfig output shows 1 RX message and 1 TX
> > message, and then nothing else.
>
> I am not sure whether this is a typo in the e-mail. /proc/iomem is
> listing the list of the MMIO regions. You want to use /proc/interrupts.
>
> Can you confirm which path you are dumping?
Yes, that was a typo.  Sorry about that.  I meant that I am dumping
/proc/interrupts and do not
see them under the non-xen kernel or xen booted dom0.
>
> Cheers,
>
> --
> Julien Grall