Add recipes for Witherspoon VCS workaround

Create vcs-workaround machine feature p9.inc
Add new recipe vcs-pre-post.bb
Add new recipe p9-vcs-workaround.bb
Add new recipe start_host.bb
Create preferred providers
Create host control machine/distro/image feature
Add dependencies

Partially resolves openbmc/openbmc#647

Change-Id: I285cafc81afda20977fdf360ad8ad34d15e38685
Signed-off-by: Sergey Solomin <sergey.solomin@us.ibm.com>
2 files changed