diff mbox series

[RFC,v2,03/10] tools: Add arch LBR feature bits

Message ID 20250102084413.102-4-ngoc-tu.dinh@vates.tech (mailing list archive)
State New
Headers show
Series Virtualize architectural LBRs | expand

Commit Message

Tu Dinh Jan. 2, 2025, 8:45 a.m. UTC 
Signed-off-by: Tu Dinh <ngoc-tu.dinh@vates.tech>
---
 tools/libs/light/libxl_cpuid.c | 3 +++
 tools/misc/xen-cpuid.c         | 3 +++
 2 files changed, 6 insertions(+)
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Patch

diff --git a/tools/libs/light/libxl_cpuid.c b/tools/libs/light/libxl_cpuid.c
index 063fe86eb7..05be36f258 100644
--- a/tools/libs/light/libxl_cpuid.c
+++ b/tools/libs/light/libxl_cpuid.c
@@ -342,6 +342,9 @@  int libxl_cpuid_parse_config(libxl_cpuid_policy_list *policy, const char* str)
         CPUID_ENTRY(0x00000007,  1, CPUID_REG_EDX),
         MSR_ENTRY(0x10a, CPUID_REG_EAX),
         MSR_ENTRY(0x10a, CPUID_REG_EDX),
+        CPUID_ENTRY(0x0000001C, NA, CPUID_REG_EAX),
+        CPUID_ENTRY(0x0000001C, NA, CPUID_REG_EBX),
+        CPUID_ENTRY(0x0000001C, NA, CPUID_REG_ECX),
 #undef MSR_ENTRY
 #undef CPUID_ENTRY
     };
diff --git a/tools/misc/xen-cpuid.c b/tools/misc/xen-cpuid.c
index 4c4593528d..4f0fb0a6ea 100644
--- a/tools/misc/xen-cpuid.c
+++ b/tools/misc/xen-cpuid.c
@@ -37,6 +37,9 @@  static const struct {
     { "CPUID 0x00000007:1.edx",     "7d1" },
     { "MSR_ARCH_CAPS.lo",         "m10Al" },
     { "MSR_ARCH_CAPS.hi",         "m10Ah" },
+    { "CPUID 0x0000001c.eax",       "1Ca" },
+    { "CPUID 0x0000001c.ebx",       "1Cb" },
+    { "CPUID 0x0000001c.ecx",       "1Cc" },
 };
 
 #define COL_ALIGN "24"