1 /* 2 * Copyright (c) 2022, ARM Limited. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef NEOVERSE_POSEIDON_H 8 #define NEOVERSE_POSEIDON_H 9 10 11 #define NEOVERSE_POSEIDON_MIDR U(0x410FD830) 12 13 /* Neoverse Poseidon loop count for CVE-2022-23960 mitigation */ 14 #define NEOVERSE_POSEIDON_BHB_LOOP_COUNT U(132) 15 16 /******************************************************************************* 17 * CPU Extended Control register specific definitions. 18 ******************************************************************************/ 19 #define NEOVERSE_POSEIDON_CPUECTLR_EL1 S3_0_C15_C1_4 20 21 /******************************************************************************* 22 * CPU Power Control register specific definitions 23 ******************************************************************************/ 24 #define NEOVERSE_POSEIDON_CPUPWRCTLR_EL1 S3_0_C15_C2_7 25 #define NEOVERSE_POSEIDON_CPUPWRCTLR_EL1_CORE_PWRDN_BIT U(1) 26 27 #endif /* NEOVERSE_POSEIDON_H */ 28