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git01.mediatek.com / filogic / atf / 7dd8492aa703e8b7dce2b8209db99736447dcc70 / . / include / lib / cpus / aarch64 / neoverse_n2.h
blob: 0d5085433c93d62b39f749ac79a1eaecbca73f82 [file] [log] [blame]
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]1/*
Bipin Ravi86499742022-01-18 01:59:06 -0600[diff] [blame]2 * Copyright (c) 2020-2022, Arm Limited. All rights reserved.
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7#ifndef NEOVERSE_N2_H
8#define NEOVERSE_N2_H
9
10/* Neoverse N2 ID register for revision r0p0 */
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]11#define NEOVERSE_N2_MIDR U(0x410FD490)
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]12
Bipin Ravi86499742022-01-18 01:59:06 -0600[diff] [blame]13/* Neoverse N2 loop count for CVE-2022-23960 mitigation */
14#define NEOVERSE_N2_BHB_LOOP_COUNT U(32)
15
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]16/*******************************************************************************
17 * CPU Power control register
18 ******************************************************************************/
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]19#define NEOVERSE_N2_CPUPWRCTLR_EL1 S3_0_C15_C2_7
20#define NEOVERSE_N2_CORE_PWRDN_EN_BIT (ULL(1) << 0)
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]21
22/*******************************************************************************
23 * CPU Extended Control register specific definitions.
24 ******************************************************************************/
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]25#define NEOVERSE_N2_CPUECTLR_EL1 S3_0_C15_C1_4
26#define NEOVERSE_N2_CPUECTLR_EL1_EXTLLC_BIT (ULL(1) << 0)
27#define NEOVERSE_N2_CPUECTLR_EL1_PFSTIDIS_BIT (ULL(1) << 8)
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]28
29/*******************************************************************************
30 * CPU Auxiliary Control register specific definitions.
31 ******************************************************************************/
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]32#define NEOVERSE_N2_CPUACTLR_EL1 S3_0_C15_C1_0
33#define NEOVERSE_N2_CPUACTLR_EL1_BIT_46 (ULL(1) << 46)
nayanpatel-arm2f153992021-10-06 15:31:24 -0700[diff] [blame]34#define NEOVERSE_N2_CPUACTLR_EL1_BIT_22 (ULL(1) << 22)
Bipin Ravieb35e852021-03-30 16:08:32 -0500[diff] [blame]35
36/*******************************************************************************
37 * CPU Auxiliary Control register 2 specific definitions.
38 ******************************************************************************/
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]39#define NEOVERSE_N2_CPUACTLR2_EL1 S3_0_C15_C1_1
Akram Ahmadb621bda2022-07-18 12:27:29 +0100[diff] [blame]40#define NEOVERSE_N2_CPUACTLR2_EL1_BIT_0 (ULL(1) << 0)
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]41#define NEOVERSE_N2_CPUACTLR2_EL1_BIT_2 (ULL(1) << 2)
Boyan Karatotevd3f8b4d2022-10-03 14:07:08 +0100[diff] [blame]42#define NEOVERSE_N2_CPUACTLR2_EL1_BIT_36 (ULL(1) << 36)
Daniel Boulby1af2b112022-07-06 14:33:13 +0100[diff] [blame]43#define NEOVERSE_N2_CPUACTLR2_EL1_BIT_40 (ULL(1) << 40)
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]44
Bipin Ravi7e030692021-08-30 13:02:51 -0500[diff] [blame]45/*******************************************************************************
Arvind Ram Prakash189622a2023-07-17 14:46:14 -0500[diff] [blame]46 * CPU Auxiliary Control register 3 specific definitions.
47 ******************************************************************************/
48#define NEOVERSE_N2_CPUACTLR3_EL1 S3_0_C15_C1_2
49#define NEOVERSE_N2_CPUACTLR3_EL1_BIT_47 (ULL(1) << 47)
50
51/*******************************************************************************
Bipin Ravi7e030692021-08-30 13:02:51 -0500[diff] [blame]52 * CPU Auxiliary Control register 5 specific definitions.
53 ******************************************************************************/
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]54#define NEOVERSE_N2_CPUACTLR5_EL1 S3_0_C15_C8_0
Arvind Ram Prakash465f93b2023-07-05 17:24:23 -0500[diff] [blame]55#define NEOVERSE_N2_CPUACTLR5_EL1_BIT_56 (ULL(1) << 56)
56#define NEOVERSE_N2_CPUACTLR5_EL1_BIT_55 (ULL(1) << 55)
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]57#define NEOVERSE_N2_CPUACTLR5_EL1_BIT_44 (ULL(1) << 44)
nayanpatel-arm8e1aa012021-10-20 18:28:58 -0700[diff] [blame]58#define NEOVERSE_N2_CPUACTLR5_EL1_BIT_13 (ULL(1) << 13)
nayanpatel-armfed98132021-10-07 17:59:33 -0700[diff] [blame]59#define NEOVERSE_N2_CPUACTLR5_EL1_BIT_17 (ULL(1) << 17)
nayanpatel-armd4c5f9c2021-09-28 09:46:45 -0700[diff] [blame]60
61/*******************************************************************************
62 * CPU Auxiliary Control register specific definitions.
63 ******************************************************************************/
64#define NEOVERSE_N2_CPUECTLR2_EL1 S3_0_C15_C1_5
65#define NEOVERSE_N2_CPUECTLR2_EL1_PF_MODE_CNSRV ULL(9)
66#define CPUECTLR2_EL1_PF_MODE_LSB U(11)
67#define CPUECTLR2_EL1_PF_MODE_WIDTH U(4)
Bipin Ravi7e030692021-08-30 13:02:51 -0500[diff] [blame]68
Javier Almansa Sobrino9faad3c2020-10-23 13:22:07 +0100[diff] [blame]69#endif /* NEOVERSE_N2_H */