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Diffstat (limited to 'arch/x86/kernel/cpu/intel_pt.h')
-rw-r--r--arch/x86/kernel/cpu/intel_pt.h39
1 files changed, 12 insertions, 27 deletions
diff --git a/arch/x86/kernel/cpu/intel_pt.h b/arch/x86/kernel/cpu/intel_pt.h
index 1c338b0eba05..336878a5d205 100644
--- a/arch/x86/kernel/cpu/intel_pt.h
+++ b/arch/x86/kernel/cpu/intel_pt.h
@@ -25,32 +25,11 @@
*/
#define TOPA_PMI_MARGIN 512
-/*
- * Table of Physical Addresses bits
- */
-enum topa_sz {
- TOPA_4K = 0,
- TOPA_8K,
- TOPA_16K,
- TOPA_32K,
- TOPA_64K,
- TOPA_128K,
- TOPA_256K,
- TOPA_512K,
- TOPA_1MB,
- TOPA_2MB,
- TOPA_4MB,
- TOPA_8MB,
- TOPA_16MB,
- TOPA_32MB,
- TOPA_64MB,
- TOPA_128MB,
- TOPA_SZ_END,
-};
+#define TOPA_SHIFT 12
-static inline unsigned int sizes(enum topa_sz tsz)
+static inline unsigned int sizes(unsigned int tsz)
{
- return 1 << (tsz + 12);
+ return 1 << (tsz + TOPA_SHIFT);
};
struct topa_entry {
@@ -66,20 +45,26 @@ struct topa_entry {
u64 rsvd4 : 16;
};
-#define TOPA_SHIFT 12
-#define PT_CPUID_LEAVES 2
+#define PT_CPUID_LEAVES 2
+#define PT_CPUID_REGS_NUM 4 /* number of regsters (eax, ebx, ecx, edx) */
enum pt_capabilities {
PT_CAP_max_subleaf = 0,
PT_CAP_cr3_filtering,
+ PT_CAP_psb_cyc,
+ PT_CAP_mtc,
PT_CAP_topa_output,
PT_CAP_topa_multiple_entries,
+ PT_CAP_single_range_output,
PT_CAP_payloads_lip,
+ PT_CAP_mtc_periods,
+ PT_CAP_cycle_thresholds,
+ PT_CAP_psb_periods,
};
struct pt_pmu {
struct pmu pmu;
- u32 caps[4 * PT_CPUID_LEAVES];
+ u32 caps[PT_CPUID_REGS_NUM * PT_CPUID_LEAVES];
};
/**