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04dafd5618
core/lib/include/ringbuffer.h: removed trailing newline core/lib/include/irq.h: restored header guard for irq.h to resolve build errors core/lib/include/irq.h: added trailing newline to irq.h
60 lines
1.0 KiB
C
60 lines
1.0 KiB
C
/*
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* Copyright (C) 2020 ML!PA Consulting GmbH
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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#pragma once
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/**
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* @ingroup core_macros
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* @{
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*
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* @file
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* @brief Unit helper macros
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*
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* @author Benjamin Valentin <benjamin.valentin@ml-pa.com>
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief A macro to return the bytes in x KiB
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*/
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#define KiB(x) ((unsigned long)(x) << 10)
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/**
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* @brief A macro to return the bytes in x MiB
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*/
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#define MiB(x) (KiB(x) << 10)
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/**
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* @brief A macro to return the bytes in x GiB
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*/
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#define GiB(x) ((unsigned long long)MiB(x) << 10)
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/**
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* @brief A macro to return the Hz in x kHz
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*/
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#define KHZ(x) ((x) * 1000UL)
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/**
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* @brief A macro to return the Hz in x MHz
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*/
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#define MHZ(x) (KHZ(x) * 1000UL)
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/**
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* @brief A macro to return the Hz in x GHz
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*/
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#define GHZ(x) (MHZ(x) * 1000ULL)
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#ifdef __cplusplus
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}
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#endif
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/** @} */
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