/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2012 ARM Ltd. */ #ifndef __ASM_HWCAP_H #define __ASM_HWCAP_H #include <uapi/asm/hwcap.h> #include <asm/cpufeature.h> #define COMPAT_HWCAP_SWP (1 << 0) #define COMPAT_HWCAP_HALF (1 << 1) #define COMPAT_HWCAP_THUMB (1 << 2) #define COMPAT_HWCAP_26BIT (1 << 3) #define COMPAT_HWCAP_FAST_MULT (1 << 4) #define COMPAT_HWCAP_FPA (1 << 5) #define COMPAT_HWCAP_VFP (1 << 6) #define COMPAT_HWCAP_EDSP (1 << 7) #define COMPAT_HWCAP_JAVA (1 << 8) #define COMPAT_HWCAP_IWMMXT (1 << 9) #define COMPAT_HWCAP_CRUNCH (1 << 10) /* Obsolete */ #define COMPAT_HWCAP_THUMBEE (1 << 11) #define COMPAT_HWCAP_NEON (1 << 12) #define COMPAT_HWCAP_VFPv3 (1 << 13) #define COMPAT_HWCAP_VFPV3D16 (1 << 14) #define COMPAT_HWCAP_TLS (1 << 15) #define COMPAT_HWCAP_VFPv4 (1 << 16) #define COMPAT_HWCAP_IDIVA (1 << 17) #define COMPAT_HWCAP_IDIVT (1 << 18) #define COMPAT_HWCAP_IDIV (COMPAT_HWCAP_IDIVA|COMPAT_HWCAP_IDIVT) #define COMPAT_HWCAP_VFPD32 (1 << 19) #define COMPAT_HWCAP_LPAE (1 << 20) #define COMPAT_HWCAP_EVTSTRM (1 << 21) #define COMPAT_HWCAP_FPHP (1 << 22) #define COMPAT_HWCAP_ASIMDHP (1 << 23) #define COMPAT_HWCAP_ASIMDDP (1 << 24) #define COMPAT_HWCAP_ASIMDFHM (1 << 25) #define COMPAT_HWCAP_ASIMDBF16 (1 << 26) #define COMPAT_HWCAP_I8MM (1 << 27) #define COMPAT_HWCAP2_AES (1 << 0) #define COMPAT_HWCAP2_PMULL (1 << 1) #define COMPAT_HWCAP2_SHA1 (1 << 2) #define COMPAT_HWCAP2_SHA2 (1 << 3) #define COMPAT_HWCAP2_CRC32 (1 << 4) #define COMPAT_HWCAP2_SB (1 << 5) #define COMPAT_HWCAP2_SSBS (1 << 6) #ifndef __ASSEMBLER__ #include <linux/log2.h> /* * For userspace we represent hwcaps as a collection of HWCAP{,2}_x bitfields * as described in uapi/asm/hwcap.h. For the kernel we represent hwcaps as * natural numbers (in a single range of size MAX_CPU_FEATURES) defined here * with prefix KERNEL_HWCAP_ mapped to their HWCAP{,2}_x counterpart. * * Hwcaps should be set and tested within the kernel via the * cpu_{set,have}_named_feature(feature) where feature is the unique suffix * of KERNEL_HWCAP_{feature}. */ #define __khwcap_feature(x) const_ilog2(HWCAP_ ## x) #define KERNEL_HWCAP_FP __khwcap_feature(FP) #define KERNEL_HWCAP_ASIMD __khwcap_feature(ASIMD) #define KERNEL_HWCAP_EVTSTRM __khwcap_feature(EVTSTRM) #define KERNEL_HWCAP_AES __khwcap_feature(AES) #define KERNEL_HWCAP_PMULL __khwcap_feature(PMULL) #define KERNEL_HWCAP_SHA1 __khwcap_feature(SHA1) #define KERNEL_HWCAP_SHA2 __khwcap_feature(SHA2) #define KERNEL_HWCAP_CRC32 __khwcap_feature(CRC32) #define KERNEL_HWCAP_ATOMICS __khwcap_feature(ATOMICS) #define KERNEL_HWCAP_FPHP __khwcap_feature(FPHP) #define KERNEL_HWCAP_ASIMDHP __khwcap_feature(ASIMDHP) #define KERNEL_HWCAP_CPUID __khwcap_feature(CPUID) #define KERNEL_HWCAP_ASIMDRDM __khwcap_feature(ASIMDRDM) #define KERNEL_HWCAP_JSCVT __khwcap_feature(JSCVT) #define KERNEL_HWCAP_FCMA __khwcap_feature(FCMA) #define KERNEL_HWCAP_LRCPC __khwcap_feature(LRCPC) #define KERNEL_HWCAP_DCPOP __khwcap_feature(DCPOP) #define KERNEL_HWCAP_SHA3 __khwcap_feature(SHA3) #define KERNEL_HWCAP_SM3 __khwcap_feature(SM3) #define KERNEL_HWCAP_SM4 __khwcap_feature(SM4) #define KERNEL_HWCAP_ASIMDDP __khwcap_feature(ASIMDDP) #define KERNEL_HWCAP_SHA512 __khwcap_feature(SHA512) #define KERNEL_HWCAP_SVE __khwcap_feature(SVE) #define KERNEL_HWCAP_ASIMDFHM __khwcap_feature(ASIMDFHM) #define KERNEL_HWCAP_DIT __khwcap_feature(DIT) #define KERNEL_HWCAP_USCAT __khwcap_feature(USCAT) #define KERNEL_HWCAP_ILRCPC __khwcap_feature(ILRCPC) #define KERNEL_HWCAP_FLAGM __khwcap_feature(FLAGM) #define KERNEL_HWCAP_SSBS __khwcap_feature(SSBS) #define KERNEL_HWCAP_SB __khwcap_feature(SB) #define KERNEL_HWCAP_PACA __khwcap_feature(PACA) #define KERNEL_HWCAP_PACG __khwcap_feature(PACG) #define KERNEL_HWCAP_GCS __khwcap_feature(GCS) #define KERNEL_HWCAP_CMPBR __khwcap_feature(CMPBR) #define KERNEL_HWCAP_FPRCVT __khwcap_feature(FPRCVT) #define KERNEL_HWCAP_F8MM8 __khwcap_feature(F8MM8) #define KERNEL_HWCAP_F8MM4 __khwcap_feature(F8MM4) #define KERNEL_HWCAP_SVE_F16MM __khwcap_feature(SVE_F16MM) #define KERNEL_HWCAP_SVE_ELTPERM __khwcap_feature(SVE_ELTPERM) #define KERNEL_HWCAP_SVE_AES2 __khwcap_feature(SVE_AES2) #define KERNEL_HWCAP_SVE_BFSCALE __khwcap_feature(SVE_BFSCALE) #define KERNEL_HWCAP_SVE2P2 __khwcap_feature(SVE2P2) #define KERNEL_HWCAP_SME2P2 __khwcap_feature(SME2P2) #define KERNEL_HWCAP_SME_SBITPERM __khwcap_feature(SME_SBITPERM) #define KERNEL_HWCAP_SME_AES __khwcap_feature(SME_AES) #define KERNEL_HWCAP_SME_SFEXPA __khwcap_feature(SME_SFEXPA) #define KERNEL_HWCAP_SME_STMOP __khwcap_feature(SME_STMOP) #define KERNEL_HWCAP_SME_SMOP4 __khwcap_feature(SME_SMOP4) #define __khwcap2_feature(x) (const_ilog2(HWCAP2_ ## x) + 64) #define KERNEL_HWCAP_DCPODP __khwcap2_feature(DCPODP) #define KERNEL_HWCAP_SVE2 __khwcap2_feature(SVE2) #define KERNEL_HWCAP_SVEAES __khwcap2_feature(SVEAES) #define KERNEL_HWCAP_SVEPMULL __khwcap2_feature(SVEPMULL) #define KERNEL_HWCAP_SVEBITPERM __khwcap2_feature(SVEBITPERM) #define KERNEL_HWCAP_SVESHA3 __khwcap2_feature(SVESHA3) #define KERNEL_HWCAP_SVESM4 __khwcap2_feature(SVESM4) #define KERNEL_HWCAP_FLAGM2 __khwcap2_feature(FLAGM2) #define KERNEL_HWCAP_FRINT __khwcap2_feature(FRINT) #define KERNEL_HWCAP_SVEI8MM __khwcap2_feature(SVEI8MM) #define KERNEL_HWCAP_SVEF32MM __khwcap2_feature(SVEF32MM) #define KERNEL_HWCAP_SVEF64MM __khwcap2_feature(SVEF64MM) #define KERNEL_HWCAP_SVEBF16 __khwcap2_feature(SVEBF16) #define KERNEL_HWCAP_I8MM __khwcap2_feature(I8MM) #define KERNEL_HWCAP_BF16 __khwcap2_feature(BF16) #define KERNEL_HWCAP_DGH __khwcap2_feature(DGH) #define KERNEL_HWCAP_RNG __khwcap2_feature(RNG) #define KERNEL_HWCAP_BTI __khwcap2_feature(BTI) #define KERNEL_HWCAP_MTE __khwcap2_feature(MTE) #define KERNEL_HWCAP_ECV __khwcap2_feature(ECV) #define KERNEL_HWCAP_AFP __khwcap2_feature(AFP) #define KERNEL_HWCAP_RPRES __khwcap2_feature(RPRES) #define KERNEL_HWCAP_MTE3 __khwcap2_feature(MTE3) #define KERNEL_HWCAP_SME __khwcap2_feature(SME) #define KERNEL_HWCAP_SME_I16I64 __khwcap2_feature(SME_I16I64) #define KERNEL_HWCAP_SME_F64F64 __khwcap2_feature(SME_F64F64) #define KERNEL_HWCAP_SME_I8I32 __khwcap2_feature(SME_I8I32) #define KERNEL_HWCAP_SME_F16F32 __khwcap2_feature(SME_F16F32) #define KERNEL_HWCAP_SME_B16F32 __khwcap2_feature(SME_B16F32) #define KERNEL_HWCAP_SME_F32F32 __khwcap2_feature(SME_F32F32) #define KERNEL_HWCAP_SME_FA64 __khwcap2_feature(SME_FA64) #define KERNEL_HWCAP_WFXT __khwcap2_feature(WFXT) #define KERNEL_HWCAP_EBF16 __khwcap2_feature(EBF16) #define KERNEL_HWCAP_SVE_EBF16 __khwcap2_feature(SVE_EBF16) #define KERNEL_HWCAP_CSSC __khwcap2_feature(CSSC) #define KERNEL_HWCAP_RPRFM __khwcap2_feature(RPRFM) #define KERNEL_HWCAP_SVE2P1 __khwcap2_feature(SVE2P1) #define KERNEL_HWCAP_SME2 __khwcap2_feature(SME2) #define KERNEL_HWCAP_SME2P1 __khwcap2_feature(SME2P1) #define KERNEL_HWCAP_SME_I16I32 __khwcap2_feature(SME_I16I32) #define KERNEL_HWCAP_SME_BI32I32 __khwcap2_feature(SME_BI32I32) #define KERNEL_HWCAP_SME_B16B16 __khwcap2_feature(SME_B16B16) #define KERNEL_HWCAP_SME_F16F16 __khwcap2_feature(SME_F16F16) #define KERNEL_HWCAP_MOPS __khwcap2_feature(MOPS) #define KERNEL_HWCAP_HBC __khwcap2_feature(HBC) #define KERNEL_HWCAP_SVE_B16B16 __khwcap2_feature(SVE_B16B16) #define KERNEL_HWCAP_LRCPC3 __khwcap2_feature(LRCPC3) #define KERNEL_HWCAP_LSE128 __khwcap2_feature(LSE128) #define KERNEL_HWCAP_FPMR __khwcap2_feature(FPMR) #define KERNEL_HWCAP_LUT __khwcap2_feature(LUT) #define KERNEL_HWCAP_FAMINMAX __khwcap2_feature(FAMINMAX) #define KERNEL_HWCAP_F8CVT __khwcap2_feature(F8CVT) #define KERNEL_HWCAP_F8FMA __khwcap2_feature(F8FMA) #define KERNEL_HWCAP_F8DP4 __khwcap2_feature(F8DP4) #define KERNEL_HWCAP_F8DP2 __khwcap2_feature(F8DP2) #define KERNEL_HWCAP_F8E4M3 __khwcap2_feature(F8E4M3) #define KERNEL_HWCAP_F8E5M2 __khwcap2_feature(F8E5M2) #define KERNEL_HWCAP_SME_LUTV2 __khwcap2_feature(SME_LUTV2) #define KERNEL_HWCAP_SME_F8F16 __khwcap2_feature(SME_F8F16) #define KERNEL_HWCAP_SME_F8F32 __khwcap2_feature(SME_F8F32) #define KERNEL_HWCAP_SME_SF8FMA __khwcap2_feature(SME_SF8FMA) #define KERNEL_HWCAP_SME_SF8DP4 __khwcap2_feature(SME_SF8DP4) #define KERNEL_HWCAP_SME_SF8DP2 __khwcap2_feature(SME_SF8DP2) #define KERNEL_HWCAP_POE __khwcap2_feature(POE) #define __khwcap3_feature(x) (const_ilog2(HWCAP3_ ## x) + 128) #define KERNEL_HWCAP_MTE_FAR __khwcap3_feature(MTE_FAR) #define KERNEL_HWCAP_MTE_STORE_ONLY __khwcap3_feature(MTE_STORE_ONLY) #define KERNEL_HWCAP_LSFE __khwcap3_feature(LSFE) #define KERNEL_HWCAP_LS64 __khwcap3_feature(LS64) /* * This yields a mask that user programs can use to figure out what * instruction set this cpu supports. */ #define ELF_HWCAP cpu_get_elf_hwcap() #define ELF_HWCAP2 cpu_get_elf_hwcap2() #define ELF_HWCAP3 cpu_get_elf_hwcap3() #ifdef CONFIG_COMPAT #define COMPAT_ELF_HWCAP (compat_elf_hwcap) #define COMPAT_ELF_HWCAP2 (compat_elf_hwcap2) #define COMPAT_ELF_HWCAP3 (compat_elf_hwcap3) extern unsigned int compat_elf_hwcap, compat_elf_hwcap2, compat_elf_hwcap3; #endif enum { CAP_HWCAP = 1, #ifdef CONFIG_COMPAT CAP_COMPAT_HWCAP, CAP_COMPAT_HWCAP2, #endif }; #endif #endif
