UefiCpuPkg/DxeMpLib: Make sure APs in safe loop code

Add one semaphore to make sure BSP to wait till all APs run in AP safe loop
code.

Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Feng Tian <feng.tian@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Jeff Fan
2016-11-25 13:18:57 +08:00
parent bf2786dc79
commit 9f91cb01c4
4 changed files with 15 additions and 4 deletions

View File

@@ -251,7 +251,8 @@ VOID
IN BOOLEAN MwaitSupport,
IN UINTN ApTargetCState,
IN UINTN PmCodeSegment,
IN UINTN TopOfApStack
IN UINTN TopOfApStack,
IN UINTN NumberToFinish
);
/**