120 lines
3.6 KiB
C
Executable File
120 lines
3.6 KiB
C
Executable File
/*
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ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio.
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This file is part of ChibiOS.
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ChibiOS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file templates/chtypes.h
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* @brief System types template.
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* @details The types defined in this file may change depending on the target
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* architecture. You may also try to optimize the size of the various
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* types in order to privilege size or performance, be careful in
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* doing so.
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*
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* @addtogroup types
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* @{
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*/
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#ifndef CHTYPES_H
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#define CHTYPES_H
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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/**
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* @name Common constants
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*/
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/**
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* @brief Generic 'false' boolean constant.
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*/
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#if !defined(FALSE) || defined(__DOXYGEN__)
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#define FALSE 0
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#endif
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/**
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* @brief Generic 'true' boolean constant.
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*/
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#if !defined(TRUE) || defined(__DOXYGEN__)
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#define TRUE (!FALSE)
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#endif
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/** @} */
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/**
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* @name Kernel types
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* @{
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*/
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typedef uint32_t rtcnt_t; /**< Realtime counter. */
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typedef uint64_t rttime_t; /**< Realtime accumulator. */
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typedef uint32_t syssts_t; /**< System status word. */
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typedef uint8_t tmode_t; /**< Thread flags. */
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typedef uint8_t tstate_t; /**< Thread state. */
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typedef uint8_t trefs_t; /**< Thread references counter. */
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typedef uint8_t tslices_t; /**< Thread time slices counter.*/
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typedef uint32_t tprio_t; /**< Thread priority. */
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typedef int32_t msg_t; /**< Inter-thread message. */
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typedef int32_t eventid_t; /**< Numeric event identifier. */
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typedef uint32_t eventmask_t; /**< Mask of event identifiers. */
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typedef uint32_t eventflags_t; /**< Mask of event flags. */
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typedef int32_t cnt_t; /**< Generic signed counter. */
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typedef uint32_t ucnt_t; /**< Generic unsigned counter. */
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/** @} */
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/**
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* @brief ROM constant modifier.
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* @note It is set to use the "const" keyword in this port.
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*/
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#define ROMCONST const
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/**
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* @brief Makes functions not inlineable.
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* @note If the compiler does not support such attribute then the
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* realtime counter precision could be degraded.
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*/
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#define NOINLINE __attribute__((noinline))
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/**
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* @brief Optimized thread function declaration macro.
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*/
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#define PORT_THD_FUNCTION(tname, arg) void tname(void *arg)
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/**
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* @brief Packed variable specifier.
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*/
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#define PACKED_VAR __attribute__((packed))
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/**
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* @brief Memory alignment enforcement for variables.
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*/
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#define ALIGNED_VAR(n) __attribute__((aligned(n)))
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/**
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* @brief Size of a pointer.
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* @note To be used where the sizeof operator cannot be used, preprocessor
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* expressions for example.
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*/
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#define SIZEOF_PTR 4
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/**
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* @brief True if alignment is low-high in current architecture.
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*/
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#define REVERSE_ORDER 1
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#endif /* CHTYPES_H */
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/** @} */
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