//////////////////////////////////////////////////////////////////////////////
// Product: QF/C++  port to 80x86, eCos, GNU compiler
// Last Updated for Version: 4.5.00
// Date of the Last Update:  May 19, 2012
//
//                    Q u a n t u m     L e a P s
//                    ---------------------------
//                    innovating embedded systems
//
// Copyright (C) 2002-2012 Quantum Leaps, LLC. All rights reserved.
//
// This program is open source software: you can redistribute it and/or
// modify it under the terms of the GNU General Public License as published
// by the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// Alternatively, this program may be distributed and modified under the
// terms of Quantum Leaps commercial licenses, which expressly supersede
// the GNU General Public License and are specifically designed for
// licensees interested in retaining the proprietary status of their code.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// Contact information:
// Quantum Leaps Web sites: http://www.quantum-leaps.com
//                          http://www.state-machine.com
// e-mail:                  info@quantum-leaps.com
//////////////////////////////////////////////////////////////////////////////
#ifndef qf_port_h
#define qf_port_h

// event queue and thread types
//
#define QF_EQUEUE_TYPE          QF_cyg_mbox
#define QF_THREAD_TYPE          QF_cyg_thread

// various QF object sizes configuration for this port
//
#define QF_MAX_ACTIVE           31
#define QF_EVENT_SIZ_SIZE       2
#define QF_EQUEUE_CTR_SIZE      1
#define QF_MPOOL_SIZ_SIZE       2
#define QF_MPOOL_CTR_SIZE       2
#define QF_TIMEEVT_CTR_SIZE     4


// eCos critical section operations
//
#define QF_CRIT_STAT_TYPE       CYG_INTERRUPT_STATE
#define QF_CRIT_ENTRY(stat_)    HAL_DISABLE_INTERRUPTS(stat_)
#define QF_CRIT_EXIT(stat_)     HAL_RESTORE_INTERRUPTS(stat_)


#include <cyg/hal/hal_arch.h>
#include <cyg/hal/hal_intr.h>
#include <cyg/kernel/kapi.h>

struct QF_cyg_mbox {                         // event queue structure for eCos
    cyg_handle_t handle;                             // handle to eCos mailbox
    cyg_mbox     mbox;                               // eCos mailbox structure
};

struct QF_cyg_thread {                            // thread structure for eCos
    cyg_handle_t handle;                          // handle to the eCos thread
    cyg_thread   thread;                              // eCos thread structure
};


#include "qep_port.h"        // QEP port, includes the master uC/OS-II include
#include "qequeue.h"             // native QF event queue for deferring events
#include "qf.h"                    // QF platform-independent public interface

//////////////////////////////////////////////////////////////////////////////
// interface used only inside QF, but not in applications
//
struct QF_cyg_mempool_fix {                             // event pool for eCos
    cyg_handle_t    handle;                      // handle to eCos memory pool
    cyg_mempool_fix fix;                       // eCos fixed mempool structure
    QEvtSize      evtSize;                      // the event size of this pool
};

#define QF_EPOOL_TYPE_          QF_cyg_mempool_fix

#define QF_EPOOL_INIT_(p_, poolSto_, poolSize_, evtSize_) do { \
    Q_ASSERT((poolSto_) != (void *)0); \
    (p_).evtSize = (evtSize_); \
    cyg_mempool_fix_create((poolSto_),  (poolSize_), (evtSize_), \
                           &(p_).handle, &&(p_).fix); \
    Q_ENSURE((p_).handle != (cyg_handle_t)0); \
} while (0)

#define QF_EPOOL_EVENT_SIZE_(p_) ((p_).evtSize)

#define QF_EPOOL_GET_(p_, e_) do { \
    (e_) = static_cast<QEvt *>(cyg_mempool_fix_try_alloc((p_).handle)); \
    Q_ENSURE((e_) != static_cast<QEvt *>(0)); \
} while (0)

#define QF_EPOOL_PUT_(p_, e_) do { \
    Q_REQUIRE((e_) != static_cast<QEvt *>(0)); \
    cyg_mempool_fix_free((p_).handle, (void *)(e_)); \
} while (0)


#endif                                                            // qf_port_h