- unit test gtk
- unit test minimal cpu (486), sigill
- add kernel oops detection to 90{1,2} kernel boot testing
- minimal minitrd RAM unit test
- maybe scale timeout w/ host and qemu perf
- furher refine arch matching for ppc64le
- sync -cpu w/ t2 arch OPT
- sync qemuargs -M w/ t2 kernel conf
- test t2 2nd stage w/o console=hvc0 to auto-detect