Does obmc-ikvm work with bmcweb?

[Lei YU]

> Check if there are /dev/hidg0 and /dev/hidg1. If not, check kernel
> configs again.
> Also, check 'start-ipkvm.service' file whether that launches obmc-ikvm
> using this options:
> ExecStart=/usr/bin/env obmc-ikvm -v /dev/video0 -f 10 -k /dev/hidg0 -p
> /dev/hidg1

Confirmed that both /dev/hidg0 and /dev/hidg1 are created, and the service is
started with obmc-ikvm -v /dev/video0 -f 10 -k /dev/hidg0 -p /dev/hidg1.

>
> Try this patch:
> https://gerrit.openbmc-project.xyz/c/openbmc/obmc-ikvm/+/19392

Unfortunately, the patch does not fix the issue, the KVM page still shows a
small black block when browsed to another page and back.