arch/arm64/include/asm/cpucaps.h

   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 #define ARM64_WORKAROUND_858921                 19
  41 #define ARM64_WORKAROUND_CAVIUM_30115           20
  42 #define ARM64_HAS_DCPOP                         21
  43 #define ARM64_SVE                               22
  44 #define ARM64_UNMAP_KERNEL_AT_EL0               23
  45 #define ARM64_HARDEN_BRANCH_PREDICTOR           24
  46 #define ARM64_HARDEN_BP_POST_GUEST_EXIT         25
  47 #define ARM64_HAS_RAS_EXTN                      26
  48
  49 #define ARM64_NCAPS                             27
  50
  51 #endif /* __ASM_CPUCAPS_H */