tests/vm: netbsd autoinstall, using serial console

Instead of fetching the prebuilt image from patchew download the install
iso and prepare the image locally.  Install to disk, using the serial
console.  Create qemu user, configure ssh login.  Install packages
needed for qemu builds.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Kamil Rytarowski <n54@gmx.com>
Tested-by: Thomas Huth <thuth@redhat.com>
[ehabkost: rebased to latest qemu.git master]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20191031085306.28888-2-kraxel@redhat.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
1 file changed