UefiCpuPkg/Msr: Add CPUID signature check MACROs

[mirror_edk2.git] / UefiCpuPkg / Include / Register / Msr / NehalemMsr.h

diff --git a/UefiCpuPkg/Include/Register/Msr/NehalemMsr.h b/UefiCpuPkg/Include/Register/Msr/NehalemMsr.h
index 20e60df2049189c4f0a2bc3bbbe2fe5d588ac8ca..94aebba4d1ecadc3a2d7c5e73416bfff297053d3 100644 (file)
--- a/UefiCpuPkg/Include/Register/Msr/NehalemMsr.h
+++ b/UefiCpuPkg/Include/Register/Msr/NehalemMsr.h
@@ -6,7 +6,7 @@
   returned is a single 32-bit or 64-bit value, then a data structure is not\r
   provided for that MSR.\r
 \r
-  Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2016 - 2017, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -26,6 +26,25 @@
 \r
 #include <Register/ArchitecturalMsr.h>\r
 \r
+/**\r
+  Is Intel processors based on the Nehalem microarchitecture?\r
+\r
+  @param   DisplayFamily  Display Family ID\r
+  @param   DisplayModel   Display Model ID\r
+\r
+  @retval  TRUE   Yes, it is.\r
+  @retval  FALSE  No, it isn't.\r
+**/\r
+#define IS_NEHALEM_PROCESSOR(DisplayFamily, DisplayModel) \\r
+  (DisplayFamily == 0x06 && \\r
+   (                        \\r
+    DisplayModel == 0x1A || \\r
+    DisplayModel == 0x1E || \\r
+    DisplayModel == 0x1F || \\r
+    DisplayModel == 0x2E    \\r
+    )                       \\r
+   )\r
+\r
 /**\r
   Package. Model Specific Platform ID (R).\r
 \r