Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/include/lib/cpus/aarch64/neoverse_poseidon.h b/include/lib/cpus/aarch64/neoverse_poseidon.h
new file mode 100644
index 0000000..798ecd1
--- /dev/null
+++ b/include/lib/cpus/aarch64/neoverse_poseidon.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2022, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef NEOVERSE_POSEIDON_H
+#define NEOVERSE_POSEIDON_H
+
+
+#define NEOVERSE_POSEIDON_MIDR                      		U(0x410FD830)
+
+/* Neoverse Poseidon loop count for CVE-2022-23960 mitigation */
+#define NEOVERSE_POSEIDON_BHB_LOOP_COUNT			U(132)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions.
+ ******************************************************************************/
+#define NEOVERSE_POSEIDON_CPUECTLR_EL1				S3_0_C15_C1_4
+
+/*******************************************************************************
+ * CPU Power Control register specific definitions
+ ******************************************************************************/
+#define NEOVERSE_POSEIDON_CPUPWRCTLR_EL1			S3_0_C15_C2_7
+#define NEOVERSE_POSEIDON_CPUPWRCTLR_EL1_CORE_PWRDN_BIT		U(1)
+
+#endif /* NEOVERSE_POSEIDON_H */