tf-a/tf-a-stm32mp-2.2.r1/include/arch/aarch32/arch_features.h

27 lines
512 B
C

/*
* Copyright (c) 2019, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef ARCH_FEATURES_H
#define ARCH_FEATURES_H
#include <stdbool.h>
#include <arch_helpers.h>
static inline bool is_armv7_gentimer_present(void)
{
return ((read_id_pfr1() >> ID_PFR1_GENTIMER_SHIFT) &
ID_PFR1_GENTIMER_MASK) != 0U;
}
static inline bool is_armv8_2_ttcnp_present(void)
{
return ((read_id_mmfr4() >> ID_MMFR4_CNP_SHIFT) &
ID_MMFR4_CNP_MASK) != 0U;
}
#endif /* ARCH_FEATURES_H */