[PATCH 2/2] Update AMD CPUID 0x80000001:ECX feature flags for Xen tools

[Wei Huang <wei.huang2@amd.com>]

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Update AMD CPU feature flags 0x80000001:ECX for Xen tools

This patch syncs-up AMD CPU feature flags 0x80000001:ECX in libxc with 
the latest Linux kernel.

Signed-off-by: Wei Huang <wei.huang2@amd.com>




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exporting patch:
# HG changeset patch
# User Wei Huang <wei.huang2@amd.com>
# Date 1294430138 21600
# Node ID cf37822a228e42261c3f536e3447e099e5d85333
# Parent  98d455ef23eed267084c02bf34f2d71d34ff425b
Update AMD CPU feature flags 0x80000001:ECX for Xen tools

This patch syncs-up AMD CPU feature flags 0x80000001:ECX in libxc with the latest Linux kernel.

Signed-off-by: Wei Huang <wei.huang2@amd.com>

diff -r 98d455ef23ee -r cf37822a228e tools/libxc/xc_cpufeature.h
--- a/tools/libxc/xc_cpufeature.h	Fri Jan 07 13:37:58 2011 -0600
+++ b/tools/libxc/xc_cpufeature.h	Fri Jan 07 13:55:38 2011 -0600
@@ -119,19 +119,24 @@
 #define X86_FEATURE_PMM_EN	(5*32+ 13) /* PMM enabled */
 
 /* More extended AMD flags: CPUID level 0x80000001, ecx, word 6 */
-#define X86_FEATURE_LAHF_LM	(6*32+ 0) /* LAHF/SAHF in long mode */
-#define X86_FEATURE_CMP_LEGACY	(6*32+ 1) /* If yes HyperThreading not valid */
-#define X86_FEATURE_SVME        (6*32+ 2) /* Secure Virtual Machine */
-#define X86_FEATURE_EXTAPICSPACE (6*32+ 3) /* Extended APIC space */
-#define X86_FEATURE_ALTMOVCR	(6*32+ 4) /* LOCK MOV CR accesses CR+8 */
-#define X86_FEATURE_ABM		(6*32+ 5) /* Advanced Bit Manipulation */
-#define X86_FEATURE_SSE4A	(6*32+ 6) /* AMD Streaming SIMD Extensions-4a */
-#define X86_FEATURE_MISALIGNSSE	(6*32+ 7) /* Misaligned SSE Access */
-#define X86_FEATURE_3DNOWPF	(6*32+ 8) /* 3DNow! Prefetch */
-#define X86_FEATURE_OSVW	(6*32+ 9) /* OS Visible Workaround */
-#define X86_FEATURE_IBS		(6*32+ 10) /* Instruction Based Sampling */
-#define X86_FEATURE_SSE5	(6*32+ 11) /* AMD Streaming SIMD Extensions-5 */
-#define X86_FEATURE_SKINIT	(6*32+ 12) /* SKINIT, STGI/CLGI, DEV */
-#define X86_FEATURE_WDT		(6*32+ 13) /* Watchdog Timer */
+#define X86_FEATURE_LAHF_LM     (6*32+ 0) /* LAHF/SAHF in long mode */
+#define X86_FEATURE_CMP_LEGACY  (6*32+ 1) /* If yes HyperThreading not valid */
+#define X86_FEATURE_SVM         (6*32+ 2) /* Secure virtual machine */
+#define X86_FEATURE_EXTAPIC     (6*32+ 3) /* Extended APIC space */
+#define X86_FEATURE_CR8_LEGACY  (6*32+ 4) /* CR8 in 32-bit mode */
+#define X86_FEATURE_ABM         (6*32+ 5) /* Advanced bit manipulation */
+#define X86_FEATURE_SSE4A       (6*32+ 6) /* SSE-4A */
+#define X86_FEATURE_MISALIGNSSE (6*32+ 7) /* Misaligned SSE mode */
+#define X86_FEATURE_3DNOWPREFETCH (6*32+ 8) /* 3DNow prefetch instructions */
+#define X86_FEATURE_OSVW        (6*32+ 9) /* OS Visible Workaround */
+#define X86_FEATURE_IBS         (6*32+10) /* Instruction Based Sampling */
+#define X86_FEATURE_XOP         (6*32+11) /* extended AVX instructions */
+#define X86_FEATURE_SKINIT      (6*32+12) /* SKINIT/STGI instructions */
+#define X86_FEATURE_WDT         (6*32+13) /* Watchdog timer */
+#define X86_FEATURE_LWP         (6*32+15) /* Light Weight Profiling */
+#define X86_FEATURE_FMA4        (6*32+16) /* 4 operands MAC instructions */
+#define X86_FEATURE_NODEID_MSR  (6*32+19) /* NodeId MSR */
+#define X86_FEATURE_TBM         (6*32+21) /* trailing bit manipulations */
+#define X86_FEATURE_TOPOEXT     (6*32+22) /* topology extensions CPUID leafs */
 
 #endif /* __LIBXC_CPUFEATURE_H */
diff -r 98d455ef23ee -r cf37822a228e tools/libxc/xc_cpuid_x86.c
--- a/tools/libxc/xc_cpuid_x86.c	Fri Jan 07 13:37:58 2011 -0600
+++ b/tools/libxc/xc_cpuid_x86.c	Fri Jan 07 13:55:38 2011 -0600
@@ -97,11 +97,11 @@
         /* Filter all other features according to a whitelist. */
         regs[2] &= ((is_64bit ? bitmaskof(X86_FEATURE_LAHF_LM) : 0) |
                     bitmaskof(X86_FEATURE_CMP_LEGACY) |
-                    bitmaskof(X86_FEATURE_ALTMOVCR) |
+                    bitmaskof(X86_FEATURE_CR8_LEGACY) |
                     bitmaskof(X86_FEATURE_ABM) |
                     bitmaskof(X86_FEATURE_SSE4A) |
                     bitmaskof(X86_FEATURE_MISALIGNSSE) |
-                    bitmaskof(X86_FEATURE_3DNOWPF));
+                    bitmaskof(X86_FEATURE_3DNOWPREFETCH));
         regs[3] &= (0x0183f3ff | /* features shared with 0x00000001:EDX */
                     (is_pae ? bitmaskof(X86_FEATURE_NX) : 0) |
                     (is_64bit ? bitmaskof(X86_FEATURE_LM) : 0) |
@@ -422,7 +422,7 @@
         clear_bit(X86_FEATURE_PAGE1GB, regs[3]);
         clear_bit(X86_FEATURE_RDTSCP, regs[3]);
 
-        clear_bit(X86_FEATURE_SVME, regs[2]);
+        clear_bit(X86_FEATURE_SVM, regs[2]);
         clear_bit(X86_FEATURE_OSVW, regs[2]);
         clear_bit(X86_FEATURE_IBS, regs[2]);
         clear_bit(X86_FEATURE_SKINIT, regs[2]);

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