forked from Qortal/Brooklyn
a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
42 lines
1.2 KiB
C
42 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_INTEL_PT_H
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#define _ASM_X86_INTEL_PT_H
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#define PT_CPUID_LEAVES 2
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#define PT_CPUID_REGS_NUM 4 /* number of registers (eax, ebx, ecx, edx) */
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enum pt_capabilities {
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PT_CAP_max_subleaf = 0,
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PT_CAP_cr3_filtering,
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PT_CAP_psb_cyc,
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PT_CAP_ip_filtering,
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PT_CAP_mtc,
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PT_CAP_ptwrite,
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PT_CAP_power_event_trace,
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PT_CAP_event_trace,
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PT_CAP_tnt_disable,
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PT_CAP_topa_output,
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PT_CAP_topa_multiple_entries,
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PT_CAP_single_range_output,
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PT_CAP_output_subsys,
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PT_CAP_payloads_lip,
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PT_CAP_num_address_ranges,
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PT_CAP_mtc_periods,
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PT_CAP_cycle_thresholds,
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PT_CAP_psb_periods,
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};
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#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_CPU_SUP_INTEL)
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void cpu_emergency_stop_pt(void);
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extern u32 intel_pt_validate_hw_cap(enum pt_capabilities cap);
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extern u32 intel_pt_validate_cap(u32 *caps, enum pt_capabilities cap);
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extern int is_intel_pt_event(struct perf_event *event);
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#else
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static inline void cpu_emergency_stop_pt(void) {}
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static inline u32 intel_pt_validate_hw_cap(enum pt_capabilities cap) { return 0; }
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static inline u32 intel_pt_validate_cap(u32 *caps, enum pt_capabilities capability) { return 0; }
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static inline int is_intel_pt_event(struct perf_event *event) { return 0; }
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#endif
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#endif /* _ASM_X86_INTEL_PT_H */
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