* [PATCH v2] target/arm/tcg: enable pmu feature for cortex a9
@ 2023-11-12 16:53 Nikita Ostrenkov
0 siblings, 0 replies; only message in thread
From: Nikita Ostrenkov @ 2023-11-12 16:53 UTC (permalink / raw)
To: qemu-devel; +Cc: qemu-arm, Peter Maydell, Nikita Ostrenkov
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 --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
--
2.34.1
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2023-11-12 16:54 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2023-11-12 16:53 [PATCH v2] target/arm/tcg: enable pmu feature for cortex a9 Nikita Ostrenkov
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).