Emulate VM0 resume from S3 state:
- reset BSP of VM0
- set the BSP entry to saved VM0 wakeup vec and set BSP to real mode
- start BSP
To match trampoline_spinlock release on ACRN Sx resume path, acquire
trampoline_spinlock if ACRN Sx enter fails.
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>