Zephyr API Documentation
4.0.0-rc2
A Scalable Open Source RTOS
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nvic.h
Go to the documentation of this file.
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/*
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* Copyright (c) 2020, Linaro Ltd.
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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_ARCH_ARM_CORTEX_M_NVIC_H_
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#define ZEPHYR_INCLUDE_ARCH_ARM_CORTEX_M_NVIC_H_
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#include <
zephyr/devicetree.h
>
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#if defined(CONFIG_ARMV8_1_M_MAINLINE)
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/* The order here is on purpose since ARMv8.1-M SoCs may define
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* CONFIG_ARMV6_M_ARMV8_M_BASELINE, CONFIG_ARMV7_M_ARMV8_M_MAINLINE or
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* CONFIG_ARMV8_M_MAINLINE so we want to check for ARMv8.1-M first.
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*/
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#define NVIC_NODEID DT_INST(0, arm_v8_1m_nvic)
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#elif defined(CONFIG_ARMV8_M_BASELINE) || defined(CONFIG_ARMV8_M_MAINLINE)
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#define NVIC_NODEID DT_INST(0, arm_v8m_nvic)
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#elif defined(CONFIG_ARMV7_M_ARMV8_M_MAINLINE)
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#define NVIC_NODEID DT_INST(0, arm_v7m_nvic)
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#elif defined(CONFIG_ARMV6_M_ARMV8_M_BASELINE)
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#define NVIC_NODEID DT_INST(0, arm_v6m_nvic)
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#endif
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#define NUM_IRQ_PRIO_BITS DT_PROP(NVIC_NODEID, arm_num_irq_priority_bits)
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#endif
/* ZEPHYR_INCLUDE_ARCH_ARM_CORTEX_M_NVIC_H_ */
devicetree.h
Devicetree main header.
zephyr
arch
arm
cortex_m
nvic.h
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