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Diffstat (limited to 'include/lib/cpus/aarch64/neoverse_v2.h')
-rw-r--r--include/lib/cpus/aarch64/neoverse_v2.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/include/lib/cpus/aarch64/neoverse_v2.h b/include/lib/cpus/aarch64/neoverse_v2.h
new file mode 100644
index 0000000..efb960e
--- /dev/null
+++ b/include/lib/cpus/aarch64/neoverse_v2.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2021-2022, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef NEOVERSE_V2_H
+#define NEOVERSE_V2_H
+
+#define NEOVERSE_V2_MIDR U(0x410FD4F0)
+
+/* Neoverse V2 loop count for CVE-2022-23960 mitigation */
+#define NEOVERSE_V2_BHB_LOOP_COUNT U(132)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions
+ ******************************************************************************/
+#define NEOVERSE_V2_CPUECTLR_EL1 S3_0_C15_C1_4
+
+/*******************************************************************************
+ * CPU Power Control register specific definitions
+ ******************************************************************************/
+#define NEOVERSE_V2_CPUPWRCTLR_EL1 S3_0_C15_C2_7
+#define NEOVERSE_V2_CPUPWRCTLR_EL1_CORE_PWRDN_BIT U(1)
+
+#endif /* NEOVERSE_V2_H */