diff --git a/sys/amd64/amd64/identcpu.c b/sys/amd64/amd64/identcpu.c
index c63339d096cd..f417e0fa503c 100644
--- a/sys/amd64/amd64/identcpu.c
+++ b/sys/amd64/amd64/identcpu.c
@@ -322,15 +322,15 @@ printcpuinfo(void)
 				"\003SVM"	/* Secure Virtual Mode */
 				"\004ExtAPIC"	/* Extended APIC register */
 				"\005CR8"	/* CR8 in legacy mode */
-				"\006<b5>"
-				"\007<b6>"
-				"\010<b7>"
+				"\006ABM"	/* LZCNT instruction */
+				"\007SSE4A"	/* SSE4A */
+				"\010MAS"	/* Misaligned SSE mode */
 				"\011Prefetch"	/* 3DNow! Prefetch/PrefetchW */
-				"\012<b9>"
-				"\013<b10>"
-				"\014<b11>"
-				"\015<b12>"
-				"\016<b13>"
+				"\012OSVW"	/* OS visible workaround */
+				"\013IBS"	/* Instruction based sampling */
+				"\014SSE5"	/* SSE5 */
+				"\015SKINIT"	/* SKINIT/STGI */
+				"\016WDT"	/* Watchdog timer */
 				"\017<b14>"
 				"\020<b15>"
 				"\021<b16>"
diff --git a/sys/amd64/include/specialreg.h b/sys/amd64/include/specialreg.h
index cd9da86d483e..674638c5c851 100644
--- a/sys/amd64/include/specialreg.h
+++ b/sys/amd64/include/specialreg.h
@@ -150,7 +150,15 @@
 #define	AMDID2_SVM	0x00000004
 #define	AMDID2_EXT_APIC	0x00000008
 #define	AMDID2_CR8	0x00000010
+#define	AMDID2_ABM	0x00000020
+#define	AMDID2_SSE4A	0x00000040
+#define	AMDID2_MAS	0x00000080
 #define	AMDID2_PREFETCH	0x00000100
+#define	AMDID2_OSVW	0x00000200
+#define	AMDID2_IBS	0x00000400
+#define	AMDID2_SSE5	0x00000800
+#define	AMDID2_SKINIT	0x00001000
+#define	AMDID2_WDT	0x00002000
 
 /*
  * CPUID instruction 1 eax info
diff --git a/sys/i386/i386/identcpu.c b/sys/i386/i386/identcpu.c
index 67ff94397566..cf70af7aab63 100644
--- a/sys/i386/i386/identcpu.c
+++ b/sys/i386/i386/identcpu.c
@@ -826,15 +826,15 @@ printcpuinfo(void)
 				"\003SVM"	/* Secure Virtual Mode */
 				"\004ExtAPIC"	/* Extended APIC register */
 				"\005CR8"	/* CR8 in legacy mode */
-				"\006<b5>"
-				"\007<b6>"
-				"\010<b7>"
+				"\006ABM"	/* LZCNT instruction */
+				"\007SSE4A"	/* SSE4A */
+				"\010MAS"	/* Misaligned SSE mode */
 				"\011Prefetch"	/* 3DNow! Prefetch/PrefetchW */
-				"\012<b9>"
-				"\013<b10>"
-				"\014<b11>"
-				"\015<b12>"
-				"\016<b13>"
+				"\012OSVW"	/* OS visible workaround */
+				"\013IBS"	/* Instruction based sampling */
+				"\014SSE5"	/* SSE5 */
+				"\015SKINIT"	/* SKINIT/STGI */
+				"\016WDT"	/* Watchdog timer */
 				"\017<b14>"
 				"\020<b15>"
 				"\021<b16>"
diff --git a/sys/i386/include/specialreg.h b/sys/i386/include/specialreg.h
index b4842e9d414c..c3cbec72abd4 100644
--- a/sys/i386/include/specialreg.h
+++ b/sys/i386/include/specialreg.h
@@ -147,7 +147,15 @@
 #define	AMDID2_SVM	0x00000004
 #define	AMDID2_EXT_APIC	0x00000008
 #define	AMDID2_CR8	0x00000010
+#define	AMDID2_ABM	0x00000020
+#define	AMDID2_SSE4A	0x00000040
+#define	AMDID2_MAS	0x00000080
 #define	AMDID2_PREFETCH	0x00000100
+#define	AMDID2_OSVW	0x00000200
+#define	AMDID2_IBS	0x00000400
+#define	AMDID2_SSE5	0x00000800
+#define	AMDID2_SKINIT	0x00001000
+#define	AMDID2_WDT	0x00002000
 
 /*
  * CPUID instruction 1 eax info