/* Copyright (c) 2016, Google Inc. * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <openssl/cpu.h> #if defined(OPENSSL_PPC64LE) #include <sys/auxv.h> #include "internal.h" #if !defined(PPC_FEATURE2_HAS_VCRYPTO) // PPC_FEATURE2_HAS_VCRYPTO was taken from section 4.1.2.3 of the “OpenPOWER // ABI for Linux Supplement”. #define PPC_FEATURE2_HAS_VCRYPTO 0x02000000 #endif void OPENSSL_cpuid_setup(void) { OPENSSL_ppc64le_hwcap2 = getauxval(AT_HWCAP2); } int CRYPTO_is_PPC64LE_vcrypto_capable(void) { return (OPENSSL_ppc64le_hwcap2 & PPC_FEATURE2_HAS_VCRYPTO) != 0; } #endif // OPENSSL_PPC64LE