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-rw-r--r--target/arm/cpu.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index 081955094d..6c6088eb58 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -865,6 +865,7 @@ struct ARMCPU {
uint32_t mvfr0;
uint32_t mvfr1;
uint32_t mvfr2;
+ uint32_t id_dfr0;
uint64_t id_aa64isar0;
uint64_t id_aa64isar1;
uint64_t id_aa64pfr0;
@@ -880,7 +881,6 @@ struct ARMCPU {
uint32_t reset_sctlr;
uint32_t id_pfr0;
uint32_t id_pfr1;
- uint32_t id_dfr0;
uint64_t pmceid0;
uint64_t pmceid1;
uint32_t id_afr0;
@@ -3500,6 +3500,13 @@ static inline bool isar_feature_aa32_ats1e1(const ARMISARegisters *id)
return FIELD_EX64(id->mvfr0, ID_MMFR3, PAN) >= 2;
}
+static inline bool isar_feature_aa32_pmu_8_1(const ARMISARegisters *id)
+{
+ /* 0xf means "non-standard IMPDEF PMU" */
+ return FIELD_EX32(id->id_dfr0, ID_DFR0, PERFMON) >= 4 &&
+ FIELD_EX32(id->id_dfr0, ID_DFR0, PERFMON) != 0xf;
+}
+
/*
* 64-bit feature tests via id registers.
*/