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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [kernel/] [v2_0/] [include/] [timer.hxx] - Blame information for rev 174

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#ifndef CYGONCE_KERNEL_TIMER_HXX
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#define CYGONCE_KERNEL_TIMER_HXX
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//==========================================================================
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//
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//      timer.hxx
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//
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//      Timer handler class declaration(s)
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//
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s):   dsm
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// Contributors:        dsm
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// Date:        1998-06-10
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// Purpose:     Define Timer class interfaces
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// Description: This file defines the Timer class which is derived from
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//              the Alarm class to support uITRON type functionality
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// Usage:       #include 
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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#include 
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#include           // assertion macros
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#include          // Cyg_Alarm
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// -------------------------------------------------------------------------
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// Timer handler class
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class Cyg_Timer
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    : public Cyg_Alarm
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{
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public:
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    CYGDBG_DEFINE_CHECK_THIS
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    Cyg_Timer();
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    ~Cyg_Timer();
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    enum {
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        DISABLE = 0,
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        ENABLE  = 1,
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        RESET   = 2,
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    };
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    void initialize(
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        Cyg_Counter    *counter,
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        cyg_alarm_fn   alarm_fn,
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        CYG_ADDRWORD   data,
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        cyg_tick_count trigger,         // absolute time
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        cyg_tick_count interval,        // 0 => one shot, else repeating
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        cyg_uint32     action           // (DISABLE | ENABLE)
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        );
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    void activate(cyg_uint32 action);   // (DISABLE | ENABLE) [|RESET]
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    cyg_tick_count get_trigger();
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    cyg_bool       is_enabled();
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    cyg_bool       is_initialized();
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    CYG_ADDRWORD   get_data();
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};
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// -------------------------------------------------------------------------
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// Timer inlines
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inline cyg_tick_count
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Cyg_Timer::get_trigger()
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{
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    return trigger;
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}
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inline cyg_bool
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Cyg_Timer::is_initialized()
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{
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    return NULL != counter;
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}
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inline cyg_bool
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Cyg_Timer::is_enabled()
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{
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    return enabled;
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}
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inline CYG_ADDRWORD
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Cyg_Timer::get_data()
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{
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    return data;
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}
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#endif // ifndef CYGONCE_KERNEL_TIMER_HXX
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// EOF timer.hxx

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