1 files changed, 31 insertions, 0 deletions

diff --git a/arch/x86/include/asm/intel_arch_perfmon.h b/arch/x86/include/asm/intel_arch_perfmon.h
new file mode 100644
index 000000000000..07c03c6c9a16
--- /dev/null
+++ b/arch/x86/include/asm/intel_arch_perfmon.h
@@ -0,0 +1,31 @@
+#ifndef ASM_X86__INTEL_ARCH_PERFMON_H
+#define ASM_X86__INTEL_ARCH_PERFMON_H
+
+#define MSR_ARCH_PERFMON_PERFCTR0               0xc1
+#define MSR_ARCH_PERFMON_PERFCTR1               0xc2
+
+#define MSR_ARCH_PERFMON_EVENTSEL0              0x186
+#define MSR_ARCH_PERFMON_EVENTSEL1              0x187
+
+#define ARCH_PERFMON_EVENTSEL0_ENABLE   (1 << 22)
+#define ARCH_PERFMON_EVENTSEL_INT       (1 << 20)
+#define ARCH_PERFMON_EVENTSEL_OS        (1 << 17)
+#define ARCH_PERFMON_EVENTSEL_USR       (1 << 16)
+
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL   (0x3c)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK (0x00 << 8)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX (0)
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_PRESENT \
+        (1 << (ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX))
+
+union cpuid10_eax {
+        struct {
+                unsigned int version_id:8;
+                unsigned int num_counters:8;
+                unsigned int bit_width:8;
+                unsigned int mask_length:8;
+        } split;
+        unsigned int full;
+};
+
+#endif /* ASM_X86__INTEL_ARCH_PERFMON_H */