Subversion Repositories openrisc_2011-10-31

//==========================================================================
//
//        sched1.cxx
//
//        Sched test 1
//
//==========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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// or inline functions from this file, or you compile this file and link it
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//####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     dsm
// Contributors:    dsm
// Date:          1998-02-26
// Description:   Tests some basic sched functions.
// Omissions:
//     Doesn't test Cyg_Scheduler::get_thread_switches() very well
//     Cyg_SchedThread
//         inherit_priority
//         disinherit_priority
// Options:       
//####DESCRIPTIONEND####
 
#include <pkgconf/kernel.h>
 
#include <cyg/kernel/sched.hxx>        // Cyg_Scheduler::start()
#include <cyg/kernel/thread.hxx>       // Cyg_Thread
 
#include <cyg/infra/testcase.h>
 
#include <cyg/kernel/sched.inl>
#include <cyg/kernel/thread.inl>
 
#define NTHREADS 2
 
#include "testaux.hxx"
 
static void entry0( CYG_ADDRWORD data )
{
    CHECK( 0 == Cyg_Scheduler::get_sched_lock() );
    Cyg_Scheduler::lock(); {
        CHECK( 1 == Cyg_Scheduler::get_sched_lock() );
        Cyg_Scheduler::lock(); {
            CHECK( 2 == Cyg_Scheduler::get_sched_lock() );
        } Cyg_Scheduler::unlock();
    } Cyg_Scheduler::unlock();
    cyg_ucount32 t0=Cyg_Scheduler::get_thread_switches();
    cyg_ucount32 t1=Cyg_Scheduler::get_thread_switches();
    CHECK( t1 >= t0 );
    CHECK( Cyg_Scheduler::get_current_thread() == 
                Cyg_Thread::self() );
    CYG_TEST_PASS_FINISH( "Sched 1 OK");
}
 
static void entry1( CYG_ADDRWORD data )
{
    Cyg_Thread::self()->sleep();    
}
 
void sched1_main(void)
{
    CYG_TEST_INIT();
 
    new_thread(entry0, 222);
    new_thread(entry1, 333);
 
    Cyg_Scheduler::start();
 
    CYG_TEST_FAIL_FINISH("Not reached");
}
 
externC void
cyg_start( void )
{
#ifdef CYGSEM_HAL_STOP_CONSTRUCTORS_ON_FLAG
    cyg_hal_invoke_constructors();
#endif
    sched1_main();
}
// EOF sched1.cxx