1 /*
2  * Copyright (c) 2019, Arm Limited. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef ARCH_FEATURES_H
8 #define ARCH_FEATURES_H
9 
10 #include <stdbool.h>
11 
12 #include <arch_helpers.h>
13 
is_armv7_gentimer_present(void)14 static inline bool is_armv7_gentimer_present(void)
15 {
16 	return ((read_id_pfr1() >> ID_PFR1_GENTIMER_SHIFT) &
17 		ID_PFR1_GENTIMER_MASK) != 0U;
18 }
19 
is_armv8_2_ttcnp_present(void)20 static inline bool is_armv8_2_ttcnp_present(void)
21 {
22 	return ((read_id_mmfr4() >> ID_MMFR4_CNP_SHIFT) &
23 		ID_MMFR4_CNP_MASK) != 0U;
24 }
25 
26 #endif /* ARCH_FEATURES_H */
27