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Catalin Marinas272d01b2016-11-03 18:34:34 +00001/*
2 * arch/arm64/include/asm/cpucaps.h
3 *
4 * Copyright (C) 2016 ARM Ltd.
5 *
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18#ifndef __ASM_CPUCAPS_H
19#define __ASM_CPUCAPS_H
20
21#define ARM64_WORKAROUND_CLEAN_CACHE 0
22#define ARM64_WORKAROUND_DEVICE_LOAD_ACQUIRE 1
23#define ARM64_WORKAROUND_845719 2
24#define ARM64_HAS_SYSREG_GIC_CPUIF 3
25#define ARM64_HAS_PAN 4
26#define ARM64_HAS_LSE_ATOMICS 5
27#define ARM64_WORKAROUND_CAVIUM_23154 6
28#define ARM64_WORKAROUND_834220 7
29#define ARM64_HAS_NO_HW_PREFETCH 8
30#define ARM64_HAS_UAO 9
31#define ARM64_ALT_PAN_NOT_UAO 10
32#define ARM64_HAS_VIRT_HOST_EXTN 11
33#define ARM64_WORKAROUND_CAVIUM_27456 12
34#define ARM64_HAS_32BIT_EL0 13
35#define ARM64_HYP_OFFSET_LOW 14
36#define ARM64_MISMATCHED_CACHE_LINE_SIZE 15
Will Deaconbfca1572018-04-03 12:09:09 +010037#define ARM64_UNMAP_KERNEL_AT_EL0 16
Mark Rutland47320012018-04-12 12:11:13 +010038#define ARM64_HARDEN_BRANCH_PREDICTOR 17
Catalin Marinas272d01b2016-11-03 18:34:34 +000039
Mark Rutland47320012018-04-12 12:11:13 +010040#define ARM64_NCAPS 18
Catalin Marinas272d01b2016-11-03 18:34:34 +000041
42#endif /* __ASM_CPUCAPS_H */