Re: [PATCH RFC] tests/acceptance: add a test for devices on s390x

[Cornelia Huck <cohuck@redhat.com>]

On Wed, 25 Nov 2020 16:30:34 +0100
Cornelia Huck <cohuck@redhat.com> wrote:

> On Wed, 25 Nov 2020 16:03:13 +0100
> Thomas Huth <thuth@redhat.com> wrote:
> 
> > On 25/11/2020 14.58, Cornelia Huck wrote:  

> > > +    def test(self):
> > > +
> > > +        """
> > > +        :avocado: tags=arch:s390x
> > > +        :avocado: tags=machine:s390-ccw-virtio
> > > +        """
> > > +
> > > +        # XXX: switch to https when debian fixes their certificate
> > > +        kernel_url = ('http://archive.debian.org/debian/dists/jessie/main'
> > > +                      '/installer-s390x/current/images/generic/kernel.debian')
> > > +        kernel_hash = '5af1aa839754f4d8817fb5878b4d55dfc887f45d'
> > > +        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
> > > +
> > > +        initrd_url = ('http://archive.debian.org/debian/dists/jessie/main'
> > > +                      '/installer-s390x/current/images/generic/initrd.debian')
> > > +        initrd_hash = '99252b28306184b876f979585e2d4bfe96b27464'
> > > +        initrd_path = self.fetch_asset(initrd_url, asset_hash=initrd_hash)
> > > +
> > > +        self.vm.set_console()
> > > +        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
> > > +                              'console=sclp0 root=/dev/ram0 BOOT_DEBUG=3')
> > > +        self.vm.add_args('-nographic',
> > > +                         '-kernel', kernel_path,
> > > +                         '-initrd', initrd_path,
> > > +                         '-append', kernel_command_line,
> > > +                         '-device', 'virtio-net-ccw,devno=fe.1.1111',
> > > +                         '-device', 'virtio-net-pci')    
> > 
> > Maybe use '-device', 'virtio-net-pci,addr=6' or something similar to check a
> > non-default PCI address, too?  
> 
> Not sure if addr= will do the trick, I may need to add a zpci device.

It seems I need both a zpci device (to specify the uid) and a newer
kernel (so that the uid is actually used to construct the address in
the guest). I guess I should use snapshots.debian.org to get a stable
link to a newer version?