Sync patch r14674 from main trunk.
1. Read 32bit CPU Init APIC ID from CPUID leaf B in XAPIC mode.
2. Read CPU APIC ID from CPUID leaf B in case CPU Init APIC ID is larger 255 in XAPIC mode.


git-svn-id: svn://svn.code.sf.net/p/edk2/code/branches/UDK2010.SR1/UefiCpuPkg@14683 6f19259b-4bc3-4df7-8a09-765794883524