1cf58b2d4SBoyan Karatotev /* 2*77feb745SGovindraj Raja * Copyright (c) 2021-2025, Arm Limited. All rights reserved. 3cf58b2d4SBoyan Karatotev * 4cf58b2d4SBoyan Karatotev * SPDX-License-Identifier: BSD-3-Clause 5cf58b2d4SBoyan Karatotev */ 6cf58b2d4SBoyan Karatotev 7cf58b2d4SBoyan Karatotev #ifndef CORTEX_X3_H 8cf58b2d4SBoyan Karatotev #define CORTEX_X3_H 9cf58b2d4SBoyan Karatotev 10cf58b2d4SBoyan Karatotev #define CORTEX_X3_MIDR U(0x410FD4E0) 11cf58b2d4SBoyan Karatotev 12cf58b2d4SBoyan Karatotev /* Cortex-X3 loop count for CVE-2022-23960 mitigation */ 13cf58b2d4SBoyan Karatotev #define CORTEX_X3_BHB_LOOP_COUNT U(132) 14cf58b2d4SBoyan Karatotev 15cf58b2d4SBoyan Karatotev /******************************************************************************* 16cf58b2d4SBoyan Karatotev * CPU Extended Control register specific definitions 17cf58b2d4SBoyan Karatotev ******************************************************************************/ 18cf58b2d4SBoyan Karatotev #define CORTEX_X3_CPUECTLR_EL1 S3_0_C15_C1_4 19cf58b2d4SBoyan Karatotev 20cf58b2d4SBoyan Karatotev /******************************************************************************* 21cf58b2d4SBoyan Karatotev * CPU Power Control register specific definitions 22cf58b2d4SBoyan Karatotev ******************************************************************************/ 23cf58b2d4SBoyan Karatotev #define CORTEX_X3_CPUPWRCTLR_EL1 S3_0_C15_C2_7 24cf58b2d4SBoyan Karatotev #define CORTEX_X3_CPUPWRCTLR_EL1_CORE_PWRDN_BIT U(1) 25c7e698cfSHarrison Mutai #define CORTEX_X3_CPUPWRCTLR_EL1_WFI_RET_CTRL_BITS_SHIFT U(4) 26c7e698cfSHarrison Mutai #define CORTEX_X3_CPUPWRCTLR_EL1_WFE_RET_CTRL_BITS_SHIFT U(7) 27cf58b2d4SBoyan Karatotev 2879544126SBoyan Karatotev /******************************************************************************* 29a65c5ba3SBipin Ravi * CPU Auxiliary Control register specific definitions. 30a65c5ba3SBipin Ravi ******************************************************************************/ 31a65c5ba3SBipin Ravi #define CORTEX_X3_CPUACTLR_EL1 S3_0_C15_C1_0 32a65c5ba3SBipin Ravi 33a65c5ba3SBipin Ravi /******************************************************************************* 3479544126SBoyan Karatotev * CPU Auxiliary Control register 2 specific definitions. 3579544126SBoyan Karatotev ******************************************************************************/ 3679544126SBoyan Karatotev #define CORTEX_X3_CPUACTLR2_EL1 S3_0_C15_C1_1 3779544126SBoyan Karatotev #define CORTEX_X3_CPUACTLR2_EL1_BIT_36 (ULL(1) << 36) 3879544126SBoyan Karatotev 395b0e4438SSona Mathew /******************************************************************************* 405b0e4438SSona Mathew * CPU Auxiliary Control register 5 specific definitions. 415b0e4438SSona Mathew ******************************************************************************/ 425b0e4438SSona Mathew #define CORTEX_X3_CPUACTLR5_EL1 S3_0_C15_C8_0 435b0e4438SSona Mathew #define CORTEX_X3_CPUACTLR5_EL1_BIT_55 (ULL(1) << 55) 445b0e4438SSona Mathew #define CORTEX_X3_CPUACTLR5_EL1_BIT_56 (ULL(1) << 56) 455b0e4438SSona Mathew 462454316cSSona Mathew /******************************************************************************* 47c1aa3fa5SBipin Ravi * CPU Auxiliary Control register 6 specific definitions. 48c1aa3fa5SBipin Ravi ******************************************************************************/ 49c1aa3fa5SBipin Ravi #define CORTEX_X3_CPUACTLR6_EL1 S3_0_C15_C8_1 50c1aa3fa5SBipin Ravi 51c1aa3fa5SBipin Ravi /******************************************************************************* 52355ce0a4SSona Mathew * CPU Auxiliary Control register 3 specific definitions. 53355ce0a4SSona Mathew ******************************************************************************/ 54355ce0a4SSona Mathew #define CORTEX_X3_CPUACTLR3_EL1 S3_0_C15_C1_2 55355ce0a4SSona Mathew #define CORTEX_X3_CPUACTLR3_EL1_BIT_47 (ULL(1) << 47) 56355ce0a4SSona Mathew 57*77feb745SGovindraj Raja #ifndef __ASSEMBLER__ 58*77feb745SGovindraj Raja long check_erratum_cortex_x3_3701769(long cpu_rev); 59*77feb745SGovindraj Raja #endif /* __ASSEMBLER__ */ 60*77feb745SGovindraj Raja 61cf58b2d4SBoyan Karatotev #endif /* CORTEX_X3_H */ 62