Cortex-A72: add events.h

This allows sel4bench for be build for RasPi4

Signed-off-by: Axel Heider <axel.heider@hensoldt-cyber.de>

libsel4bench/arch_include/arm/cpu/cortex-a72/sel4bench/cpu/events.h

@@ -0,0 +1,26 @@
+/*
+ * ARM Cortex-A72 performance monitoring events
+ *
+ * Copyright 2020, Data61, CSIRO (ABN 41 687 119 230)
+ * Copyright 2021, HENSOLDT Cyber GmbH
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+// Events are defined in the Cortex-A72 TRM. Most recent version as of today is
+// "ARM 100095_0003_06_en" (2016-Dec-01, "Second release for r0p3"),
+// section 11.8 "Performance Monitor Unit", "Events". The definitions for the
+// Cortex-A72 core are aligned with the ARM Architecture Reference Manual for
+// ARMv8. Most recent version as of today is "ARM DDI 0487G.a" (2021-Jan-22,
+// "Initial Armv8.7 EAC release"). See section K3.1 "Arm recommendations for
+// IMPLEMENTATION DEFINED event numbers"
+
+#define SEL4BENCH_EVENT_BUS_ACCESS_LD         0x60
+#define SEL4BENCH_EVENT_BUS_ACCESS_ST         0x61
+
+#define SEL4BENCH_EVENT_BR_INDIRECT_SPEC      0x7A
+
+#define SEL4BENCH_EVENT_EXC_IRQ               0x86
+#define SEL4BENCH_EVENT_EXC_FIQ               0x87