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[v2] target/arm/tcg: enable pmu feature for cortex a9

Message ID 20231112165324.1947-1-n.ostrenkov@gmail.com (mailing list archive)
State New, archived
Headers show
Series [v2] target/arm/tcg: enable pmu feature for cortex a9 | expand

Commit Message

Nikita Ostrenkov Nov. 12, 2023, 4:53 p.m. UTC 
From: Nikita Ostrenkov <Nikita.Ostrenkov@gmail.com>

According to the technical reference manual Cortex A9 like Cortex A7 and Cortex A15 has Perfomance Unit Monitor (PMU)
https://developer.arm.com/documentation/100511/0401/performance-monitoring-unit/about-the-performance-monitoring-unit
---
 target/arm/tcg/cpu32.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/target/arm/tcg/cpu32.c b/target/arm/tcg/cpu32.c
index 0d5d8e307d..0008c3f890 100644
--- a/target/arm/tcg/cpu32.c
+++ b/target/arm/tcg/cpu32.c
@@ -418,6 +418,7 @@  static void cortex_a9_initfn(Object *obj)
     set_feature(&cpu->env, ARM_FEATURE_NEON);
     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
     set_feature(&cpu->env, ARM_FEATURE_EL3);
+    set_feature(&cpu->env, ARM_FEATURE_PMU);
     /*
      * Note that A9 supports the MP extensions even for
      * A9UP and single-core A9MP (which are both different