Start using MdeModulePkg MetronomeDxe driver. Add PEI and DXE_CORE TimerLibs that just call back to the emulator. Add a DXE/UEFI TimerLib that also does a gBS->WaitForEvent() if the stall is for a long period of time. Change the Thunk API for Sleep to nanoseconds.
Signed-off-by: andrewfish
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11872 6f19259b-4bc3-4df7-8a09-765794883524
andrewfish