37 lines
865 B
C
37 lines
865 B
C
/*
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* Copyright 2020 Carlo Caione <ccaione@baylibre.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_
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#define ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_
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#include <zephyr/types.h>
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#include <arch/arm/arm-smccc.h>
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#include <stddef.h>
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#include <device.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* PSCI version decoding (independent of PSCI version) */
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#define PSCI_VERSION_MAJOR_SHIFT 16
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#define PSCI_VERSION_MINOR_MASK \
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((1U << PSCI_VERSION_MAJOR_SHIFT) - 1)
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#define PSCI_VERSION_MAJOR_MASK ~PSCI_VERSION_MINOR_MASK
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#define PSCI_VERSION_MAJOR(ver) \
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(((ver) & PSCI_VERSION_MAJOR_MASK) >> PSCI_VERSION_MAJOR_SHIFT)
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#define PSCI_VERSION_MINOR(ver) \
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((ver) & PSCI_VERSION_MINOR_MASK)
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uint32_t psci_version(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_INCLUDE_DRIVERS_PM_CPU_OPS_PSCI_H_ */
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