Implement HlCpuId() routine and corresponding structures for issueing CPUID instruction

sdk/xtdk/amd64/hlfuncs.h

@@ -18,6 +18,10 @@
 extern ULONG ComPortAddress[];
 
 /* HAL library routines forward references */
+XTAPI
+BOOLEAN
+HlCpuId(IN OUT PCPUID_REGISTERS Registers);
+
 XTAPI
 UCHAR
 HlIoPortInByte(IN USHORT Port);