12559b2c8SAntonio Nino Diaz /* 22559b2c8SAntonio Nino Diaz * Copyright (c) 2019, Arm Limited. All rights reserved. 32559b2c8SAntonio Nino Diaz * 42559b2c8SAntonio Nino Diaz * SPDX-License-Identifier: BSD-3-Clause 52559b2c8SAntonio Nino Diaz */ 62559b2c8SAntonio Nino Diaz 72559b2c8SAntonio Nino Diaz #ifndef ARCH_FEATURES_H 82559b2c8SAntonio Nino Diaz #define ARCH_FEATURES_H 92559b2c8SAntonio Nino Diaz 102559b2c8SAntonio Nino Diaz #include <stdbool.h> 112559b2c8SAntonio Nino Diaz 122559b2c8SAntonio Nino Diaz #include <arch_helpers.h> 132559b2c8SAntonio Nino Diaz 14*29a24134SAntonio Nino Diaz static inline bool is_armv7_gentimer_present(void) 15*29a24134SAntonio Nino Diaz { 16*29a24134SAntonio Nino Diaz return ((read_id_pfr1() >> ID_PFR1_GENTIMER_SHIFT) & 17*29a24134SAntonio Nino Diaz ID_PFR1_GENTIMER_MASK) != 0U; 18*29a24134SAntonio Nino Diaz } 19*29a24134SAntonio Nino Diaz 202559b2c8SAntonio Nino Diaz static inline bool is_armv8_2_ttcnp_present(void) 212559b2c8SAntonio Nino Diaz { 222559b2c8SAntonio Nino Diaz return ((read_id_mmfr4() >> ID_MMFR4_CNP_SHIFT) & 232559b2c8SAntonio Nino Diaz ID_MMFR4_CNP_MASK) != 0U; 242559b2c8SAntonio Nino Diaz } 252559b2c8SAntonio Nino Diaz 262559b2c8SAntonio Nino Diaz #endif /* ARCH_FEATURES_H */ 27