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114 lines
4.1 KiB
C
114 lines
4.1 KiB
C
6 months ago
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//============================================================================
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// QP/C Real-Time Event Framework (RTEF)
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//
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// Copyright (C) 2005 Quantum Leaps, LLC. All rights reserved.
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//
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// Q u a n t u m L e a P s
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// ------------------------
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// Modern Embedded Software
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//
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// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-QL-commercial
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//
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// This software is dual-licensed under the terms of the open-source GNU
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// General Public License (GPL) or under the terms of one of the closed-
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// source Quantum Leaps commercial licenses.
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//
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// Redistributions in source code must retain this top-level comment block.
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// Plagiarizing this software to sidestep the license obligations is illegal.
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//
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// NOTE:
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// The GPL does NOT permit the incorporation of this code into proprietary
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// programs. Please contact Quantum Leaps for commercial licensing options,
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// which expressly supersede the GPL and are designed explicitly for
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// closed-source distribution.
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//
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// Quantum Leaps contact information:
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// <www.state-machine.com/licensing>
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// <info@state-machine.com>
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//============================================================================
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#ifndef QP_PORT_H_
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#define QP_PORT_H_
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#include <stdint.h> // Exact-width types. WG14/N843 C99 Standard
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#include <stdbool.h> // Boolean type. WG14/N843 C99 Standard
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#include "qp_config.h" // QP configuration from the application
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// no-return function specifier (C11 Standard)
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#define Q_NORETURN _Noreturn void
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// embOS message mailbox and thread types
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#define QACTIVE_EQUEUE_TYPE OS_MAILBOX
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#define QACTIVE_THREAD_TYPE OS_TASK
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#define QACTIVE_OS_OBJ_TYPE uint32_t
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// QF interrupt disable/enable
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#define QF_INT_DISABLE() OS_INT_IncDI()
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#define QF_INT_ENABLE() OS_INT_DecRI()
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// QF critical section for embOS, see NOTE2
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#define QF_CRIT_STAT
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#define QF_CRIT_ENTRY() QF_INT_DISABLE()
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#define QF_CRIT_EXIT() QF_INT_ENABLE()
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#define QF_CRIT_EST() QF_INT_DISABLE()
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// include files -------------------------------------------------------------
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#include "RTOS.h" // embOS API
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#include "qequeue.h" // QP event queue (for deferring events)
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#include "qmpool.h" // QP memory pool (for event pools)
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#include "qp.h" // QP platform-independent public interface
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enum EmbOS_TaskAttrs {
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TASK_NAME_ATTR,
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TASK_USES_FPU
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};
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//============================================================================
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// interface used only inside QF, but not in applications
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#ifdef QP_IMPL
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// embOS-specific scheduler locking, see NOTE3
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#define QF_SCHED_STAT_
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#define QF_SCHED_LOCK_(dummy) do { \
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if (OS_INT_InInterrupt() == (OS_BOOL)0) { \
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OS_TASK_EnterRegion(); \
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} \
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} while (false)
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#define QF_SCHED_UNLOCK_() do { \
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if (OS_INT_InInterrupt() == (OS_BOOL)0) { \
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OS_TASK_LeaveRegion(); \
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} \
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} while (false)
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// native QF event pool customization
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#define QF_EPOOL_TYPE_ QMPool
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#define QF_EPOOL_INIT_(p_, poolSto_, poolSize_, evtSize_) \
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(QMPool_init(&(p_), (poolSto_), (poolSize_), (evtSize_)))
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#define QF_EPOOL_EVENT_SIZE_(p_) ((uint_fast16_t)(p_).blockSize)
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#define QF_EPOOL_GET_(p_, e_, m_, qsId_) \
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((e_) = (QEvt *)QMPool_get(&(p_), (m_), (qsId_)))
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#define QF_EPOOL_PUT_(p_, e_, qsId_) \
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(QMPool_put(&(p_), (e_), (qsId_)))
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#endif // QP_IMPL
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//============================================================================
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// NOTE2:
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// The embOS critical section does not use the status variable, because the
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// implementation uses a global up-down counter, which allows the embOS
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// critical section to nest. Nesting of critical sections is needed in this
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// QP-embOS port.
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//
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// NOTE3:
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// embOS provides only global scheduler locking for all thread priorities
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// by means of OS_EnterRegion() and OS_LeaveRegion(). Therefore, locking the
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// scheduler only up to the specified lock priority is not supported.
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//
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#endif // QP_PORT_H_
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