usbloadergx/source/libs/libwolfssl/wolfcrypt/cpuid.h
2020-12-31 19:00:44 +00:00

72 lines
2.1 KiB
C

/* cpuid.h
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#ifndef WOLF_CRYPT_CPUID_H
#define WOLF_CRYPT_CPUID_H
#include <libs/libwolfssl/wolfcrypt/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#if defined(WOLFSSL_X86_64_BUILD) || defined(USE_INTEL_SPEEDUP) || \
defined(WOLFSSL_AESNI)
#define CPUID_AVX1 0x0001
#define CPUID_AVX2 0x0002
#define CPUID_RDRAND 0x0004
#define CPUID_RDSEED 0x0008
#define CPUID_BMI2 0x0010 /* MULX, RORX */
#define CPUID_AESNI 0x0020
#define CPUID_ADX 0x0040 /* ADCX, ADOX */
#define CPUID_MOVBE 0x0080 /* Move and byte swap */
#define IS_INTEL_AVX1(f) ((f) & CPUID_AVX1)
#define IS_INTEL_AVX2(f) ((f) & CPUID_AVX2)
#define IS_INTEL_RDRAND(f) ((f) & CPUID_RDRAND)
#define IS_INTEL_RDSEED(f) ((f) & CPUID_RDSEED)
#define IS_INTEL_BMI2(f) ((f) & CPUID_BMI2)
#define IS_INTEL_AESNI(f) ((f) & CPUID_AESNI)
#define IS_INTEL_ADX(f) ((f) & CPUID_ADX)
#define IS_INTEL_MOVBE(f) ((f) & CPUID_MOVBE)
void cpuid_set_flags(void);
word32 cpuid_get_flags(void);
/* Public APIs to modify flags. */
WOLFSSL_API void cpuid_select_flags(word32 flags);
WOLFSSL_API void cpuid_set_flag(word32 flag);
WOLFSSL_API void cpuid_clear_flag(word32 flag);
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* WOLF_CRYPT_CPUID_H */