Subversion Repositories openrisc_2011-10-31

//==========================================================================
//
//        thread1.cxx
//
//        Thread test 1
//
//==========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     dsm
// Contributors:    dsm
// Date:          1998-02-11
// Description:   Tests some basic thread functions.
// Omissions:     Cyg_ThreadTimer
//                Cyg_Thread
//                  exit -- not necessarily called
//                  yield
//                  set_priority
//                  get_priority
//                  get/set_sleep_reason
//                  get/set_wake_reason
//                  set/clear_timer
//                Cyg_ThreadQueue
//               
//####DESCRIPTIONEND####
 
#include <pkgconf/kernel.h>
 
#include <cyg/kernel/sched.hxx>
#include <cyg/kernel/thread.hxx>
 
#include <cyg/infra/testcase.h>
 
#ifdef CYGFUN_KERNEL_THREADS_TIMER
 
#include <cyg/kernel/sched.inl>
#include <cyg/kernel/thread.inl>
 
#include "testaux.hxx"
 
#ifdef CYGNUM_HAL_STACK_SIZE_TYPICAL
#define STACKSIZE CYGNUM_HAL_STACK_SIZE_TYPICAL
#else
#define STACKSIZE 2000
#endif
 
static char stack[2][STACKSIZE];
 
static char thread[2][sizeof(Cyg_Thread)];
 
static Cyg_Thread *pt0,*pt1;
static cyg_uint16 uid0,uid1;
 
 
static void entry0( CYG_ADDRWORD data )
{
    CHECK( 222 == data );
 
    uid0 = pt0->get_unique_id();
 
    pt1->suspend();       
    pt1->resume();
 
    do {
        pt0->delay(1);
    } while( Cyg_Thread::RUNNING == pt1->get_state() );
 
    CHECK( Cyg_Thread::SLEEPING == pt1->get_state() );
 
    pt1->wake();
 
    CHECK( uid0 != uid1 );
 
    CYG_TEST_PASS_FINISH("Thread 1 OK");
}
 
static void entry1( CYG_ADDRWORD data )
{
    CHECK( 333 == data );
 
    uid1 = pt1->get_unique_id();
 
    Cyg_Thread *self = Cyg_Thread::self();
 
    CHECK( self == pt1 );
 
    pt1->sleep();
    pt1->suspend();
 
    Cyg_Thread::exit();         // no guarantee this will be called
}
 
void thread1_main( void )
{
    CYG_TEST_INIT();
 
    pt0 = new((void *)&thread[0])
            Cyg_Thread(CYG_SCHED_DEFAULT_INFO,
                       entry0, 222, 
                       "thread 0",
                       (CYG_ADDRESS)stack[0], STACKSIZE );
    pt1 = new((void *)&thread[1])
            Cyg_Thread(CYG_SCHED_DEFAULT_INFO,
                       entry1, 333, 
                       "thread 1",
                       (CYG_ADDRESS)stack[1], STACKSIZE );
 
    CYG_ASSERTCLASS( pt0, "error" );
    CYG_ASSERTCLASS( pt1, "error" );
 
    pt0->resume();
    pt1->resume();
 
    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
    thread1_main();
}
 
#else // ifdef CYGFUN_KERNEL_THREADS_TIMER
 
externC void
cyg_start( void )
{
    CYG_TEST_INIT();
    CYG_TEST_NA("Kernel threads timer disabled");
}
 
#endif // ifdef CYGFUN_KERNEL_THREADS_TIMER
 
// EOF thread1.cxx