Zephyr API Documentation 4.0.0-rc2
A Scalable Open Source RTOS
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psci.h
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1/*
2 * Copyright 2020 Carlo Caione <ccaione@baylibre.com>
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7#ifndef ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_
8#define ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_
9
10#include <zephyr/types.h>
12#include <stddef.h>
13#include <zephyr/device.h>
14
15#ifdef __cplusplus
16extern "C" {
17#endif
18
19/* PSCI version decoding (independent of PSCI version) */
20#define PSCI_VERSION_MAJOR_SHIFT 16
21#define PSCI_VERSION_MINOR_MASK \
22 ((1U << PSCI_VERSION_MAJOR_SHIFT) - 1)
23#define PSCI_VERSION_MAJOR_MASK ~PSCI_VERSION_MINOR_MASK
24
25#define PSCI_VERSION_MAJOR(ver) \
26 (((ver) & PSCI_VERSION_MAJOR_MASK) >> PSCI_VERSION_MAJOR_SHIFT)
27#define PSCI_VERSION_MINOR(ver) \
28 ((ver) & PSCI_VERSION_MINOR_MASK)
29
31
32#ifdef __cplusplus
33}
34#endif
35
36#endif /* ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_ */
uint32_t psci_version(void)
__UINT32_TYPE__ uint32_t
Definition stdint.h:90