xref: /linux/arch/arm64/include/asm/cpucaps.h (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
1 /*
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
37 #define ARM64_HAS_NO_FPSIMD			16
38 #define ARM64_WORKAROUND_REPEAT_TLBI		17
39 #define ARM64_WORKAROUND_QCOM_FALKOR_E1003	18
40 
41 #define ARM64_NCAPS				19
42 
43 #endif /* __ASM_CPUCAPS_H */
44