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121 lines
4.3 KiB
C++
121 lines
4.3 KiB
C++
//============================================================================
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// QF/C++ port to uC-OS2 RTOS, generic C++11 compiler
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// Copyright (C) 2005 Quantum Leaps, LLC. All rights reserved.
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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 version 3 (or any later version), or alternatively,
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// under the terms of one of the closed source Quantum Leaps commercial
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// licenses.
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//
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// The terms of the open source GNU General Public License version 3
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// can be found at: <www.gnu.org/licenses/gpl-3.0>
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//
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// The terms of the closed source Quantum Leaps commercial licenses
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// can be found at: <www.state-machine.com/licensing>
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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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// Contact information:
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// <www.state-machine.com>
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// <info@state-machine.com>
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//============================================================================
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//! @date Last updated on: 2022-06-30
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//! @version Last updated for: @ref qpcpp_7_0_1
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//!
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//! @file
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//! @brief QF/C++ port to uC-OS2, generic C++11 compiler
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#ifndef QF_PORT_HPP
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#define QF_PORT_HPP
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// uC-OS2 event queue and thread types
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#define QF_EQUEUE_TYPE OS_EVENT *
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#define QF_THREAD_TYPE uint32_t
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// The maximum number of active objects in the application
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#define QF_MAX_ACTIVE ((OS_LOWEST_PRIO - 2 < 64) ? (OS_LOWEST_PRIO - 2) : 64U)
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#include "ucos_ii.h" // uC-OS2 API, port and compile-time configuration
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// uC-OS2 crtitical section, NOTE1
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#if (OS_CRITICAL_METHOD == 1U)
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/* QF_CRIT_STAT_TYPE not defined */
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#define QF_CRIT_ENTRY(dummy) OS_ENTER_CRITICAL()
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#define QF_CRIT_EXIT(dummy) OS_EXIT_CRITICAL()
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#elif (OS_CRITICAL_METHOD == 3U)
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#define QF_CRIT_STAT_TYPE OS_CPU_SR
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#define QF_CRIT_ENTRY(dummy) OS_ENTER_CRITICAL()
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#define QF_CRIT_EXIT(dummy) OS_EXIT_CRITICAL()
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#else
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#error Unsupported uC-OS2 critical section type
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#endif // OS_CRITICAL_METHOD
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namespace QP {
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enum UCOS2_TaskAttrs {
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TASK_NAME_ATTR
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};
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} // namespace QP
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#include "qep_port.hpp" // QEP port, includes the master uC-OS2 include
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#include "qequeue.hpp" // used for event deferral
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#include "qmpool.hpp" // native QF event pool
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#include "qf.hpp" // QF platform-independent public interface
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//============================================================================
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// interface used only inside QF, but not in applications
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//
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#ifdef QP_IMPL
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// uC-OS2 crtitical section, NOTE1
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#if (OS_CRITICAL_METHOD == 3U)
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/* internal uC-OS2 critical section operations, NOTE1 */
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#define QF_CRIT_STAT_ OS_CPU_SR cpu_sr;
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#define QF_CRIT_E_() OS_ENTER_CRITICAL()
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#define QF_CRIT_X_() OS_EXIT_CRITICAL()
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#endif // OS_CRITICAL_METHOD
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// uC-OS2-specific scheduler locking, see NOTE2
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#define QF_SCHED_STAT_
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#define QF_SCHED_LOCK_(dummy) do { \
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if (OSIntNesting == 0) { \
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OSSchedLock(); \
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} \
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} while (false)
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#define QF_SCHED_UNLOCK_() do { \
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if (OSIntNesting == 0) { \
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OSSchedUnlock(); \
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} \
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} while (false)
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// native QF event pool operations...
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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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(p_).init((poolSto_), (poolSize_), (evtSize_))
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#define QF_EPOOL_EVENT_SIZE_(p_) ((p_).getBlockSize())
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#define QF_EPOOL_GET_(p_, e_, m_, qs_id_) \
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((e_) = static_cast<QEvt *>((p_).get((m_), (qs_id_))))
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#define QF_EPOOL_PUT_(p_, e_, qs_id_) ((p_).put((e_), (qs_id_)))
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#endif // ifdef QP_IMPL
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//============================================================================
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// NOTE1:
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// This QP port to uC-OS2 re-uses the exact same crtical section mechanism
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// as uC-OS2. The goal is to make this port independent on the CPU or the
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// toolchain by employing only the official uC-OS2 API. That way, all CPU
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// and toolchain dependencies are handled internally by uC-OS2.
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//
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// NOTE2:
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// uC-OS2 provides only global scheduler locking for all thread priorities
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// by means of OSSchedLock() and OSSchedUnlock(). 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 // QF_PORT_HPP
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