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70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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// Product: QF/C++
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// Last Updated for Version: 4.5.00
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// Date of the Last Update: May 19, 2012
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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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// innovating embedded systems
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//
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// Copyright (C) 2002-2012 Quantum Leaps, LLC. All rights reserved.
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//
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// This program is open source software: you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as published
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// by the Free Software Foundation, either version 2 of the License, or
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// (at your option) any later version.
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//
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// Alternatively, this program may be distributed and modified under the
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// terms of Quantum Leaps commercial licenses, which expressly supersede
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// the GNU General Public License and are specifically designed for
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// licensees interested in retaining the proprietary status of their code.
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//
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// This program 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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//
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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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// Contact information:
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// Quantum Leaps Web sites: http://www.quantum-leaps.com
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// http://www.state-machine.com
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// e-mail: info@quantum-leaps.com
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//////////////////////////////////////////////////////////////////////////////
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#include "qf_pkg.h"
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#include "qassert.h"
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/// \file
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/// \ingroup qf
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/// \brief QActive::subscribe() implementation.
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QP_BEGIN_
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Q_DEFINE_THIS_MODULE("qa_sub")
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//............................................................................
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void QActive::subscribe(enum_t const sig) const {
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uint8_t p = m_prio;
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Q_REQUIRE((Q_USER_SIG <= sig)
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&& (sig < QF_maxSignal_)
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&& (u8_0 < p) && (p <= static_cast<uint8_t>(QF_MAX_ACTIVE))
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&& (QF::active_[p] == this));
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uint8_t const i = Q_ROM_BYTE(QF_div8Lkup[p]);
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QF_CRIT_STAT_
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QF_CRIT_ENTRY_();
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QS_BEGIN_NOCRIT_(QS_QF_ACTIVE_SUBSCRIBE, QS::aoObj_, this)
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QS_TIME_(); // timestamp
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QS_SIG_(sig); // the signal of this event
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QS_OBJ_(this); // this active object
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QS_END_NOCRIT_()
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// set the priority bit
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QF_PTR_AT_(QF_subscrList_, sig).m_bits[i] |= Q_ROM_BYTE(QF_pwr2Lkup[p]);
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QF_CRIT_EXIT_();
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}
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QP_END_
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