1 /* 2 * Copyright (C) 2012 ARM Ltd. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 * GNU General Public License for more details. 12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 #ifndef __ASM_HWCAP_H 17 #define __ASM_HWCAP_H 18 19 #include <uapi/asm/hwcap.h> 20 21 #define COMPAT_HWCAP_HALF (1 << 1) 22 #define COMPAT_HWCAP_THUMB (1 << 2) 23 #define COMPAT_HWCAP_FAST_MULT (1 << 4) 24 #define COMPAT_HWCAP_VFP (1 << 6) 25 #define COMPAT_HWCAP_EDSP (1 << 7) 26 #define COMPAT_HWCAP_NEON (1 << 12) 27 #define COMPAT_HWCAP_VFPv3 (1 << 13) 28 #define COMPAT_HWCAP_TLS (1 << 15) 29 #define COMPAT_HWCAP_VFPv4 (1 << 16) 30 #define COMPAT_HWCAP_IDIVA (1 << 17) 31 #define COMPAT_HWCAP_IDIVT (1 << 18) 32 #define COMPAT_HWCAP_IDIV (COMPAT_HWCAP_IDIVA|COMPAT_HWCAP_IDIVT) 33 #define COMPAT_HWCAP_LPAE (1 << 20) 34 #define COMPAT_HWCAP_EVTSTRM (1 << 21) 35 36 #define COMPAT_HWCAP2_AES (1 << 0) 37 #define COMPAT_HWCAP2_PMULL (1 << 1) 38 #define COMPAT_HWCAP2_SHA1 (1 << 2) 39 #define COMPAT_HWCAP2_SHA2 (1 << 3) 40 #define COMPAT_HWCAP2_CRC32 (1 << 4) 41 42 #ifndef __ASSEMBLY__ 43 /* 44 * This yields a mask that user programs can use to figure out what 45 * instruction set this cpu supports. 46 */ 47 #define ELF_HWCAP (elf_hwcap) 48 49 #ifdef CONFIG_COMPAT 50 #define COMPAT_ELF_HWCAP (compat_elf_hwcap) 51 #define COMPAT_ELF_HWCAP2 (compat_elf_hwcap2) 52 extern unsigned int compat_elf_hwcap, compat_elf_hwcap2; 53 #endif 54 55 enum { 56 CAP_HWCAP = 1, 57 #ifdef CONFIG_COMPAT 58 CAP_COMPAT_HWCAP, 59 CAP_COMPAT_HWCAP2, 60 #endif 61 }; 62 63 extern unsigned long elf_hwcap; 64 #endif 65 #endif 66