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#ifndef _ASM_X86_INTEL_ARCH_PERFMON_H
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#define _ASM_X86_INTEL_ARCH_PERFMON_H
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2008-12-03 02:39:53 -07:00
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#define MSR_ARCH_PERFMON_PERFCTR0 0xc1
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#define MSR_ARCH_PERFMON_PERFCTR1 0xc2
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#define MSR_ARCH_PERFMON_EVENTSEL0 0x186
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#define MSR_ARCH_PERFMON_EVENTSEL1 0x187
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#define ARCH_PERFMON_EVENTSEL0_ENABLE (1 << 22)
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#define ARCH_PERFMON_EVENTSEL_INT (1 << 20)
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#define ARCH_PERFMON_EVENTSEL_OS (1 << 17)
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#define ARCH_PERFMON_EVENTSEL_USR (1 << 16)
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#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL 0x3c
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#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK (0x00 << 8)
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#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX 0
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#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_PRESENT \
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(1 << (ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX))
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#define ARCH_PERFMON_BRANCH_MISSES_RETIRED 6
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union cpuid10_eax {
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struct {
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unsigned int version_id:8;
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unsigned int num_counters:8;
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unsigned int bit_width:8;
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unsigned int mask_length:8;
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} split;
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unsigned int full;
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};
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2008-12-03 02:39:53 -07:00
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#ifdef CONFIG_PERF_COUNTERS
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extern void init_hw_perf_counters(void);
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extern void perf_counters_lapic_init(int nmi);
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#else
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static inline void init_hw_perf_counters(void) { }
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static inline void perf_counters_lapic_init(int nmi) { }
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#endif
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2008-10-22 23:26:29 -06:00
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#endif /* _ASM_X86_INTEL_ARCH_PERFMON_H */
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