static void callback_func(cyg_uint16 flags, CYG_ADDRWORD data)
{
if (data == ((CYG_ADDRWORD) hCAN0) && (flags & CYGNUM_CAN_EVENT_RX))
{
// Wake up thread
cyg_cond_signal(&can_wait);
}
}
void resFree(res_t res)
{
cyg_mutex_lock(&res_lock);
res_pool[res_count]=res;
res_count++;
cyg_cond_signal(&res_wait);
cyg_mutex_unlock(&res_lock);
}
static int
e_cond_signal(lua_State *L)
{
cyg_cond_t *cond;
cond = (cyg_cond_t *) check_user_data(L, 1, E_COND);
cyg_cond_signal(cond);
return 0;
}
res_t res_allocate()
{
res_t res;
cyg_mutex_lock(&res_lock);
while (res_count == 0)
cyg_cond_wait(&res_wait, &res_lock);
res_count--;
res = res_pool[res_count];
printf("TID %lu using %d, free resources: %d\n", cyg_thread_self(), res, res_count);
cyg_cond_signal(&res_wait);
cyg_mutex_unlock(&res_lock);
return res;
}
cyg_uint16 usbTerm::cdc_rxData(cyg_uint8* buff, cyg_uint32 len)
{
//diag_printf("RX %d\n", len);
if(!__instance)
return USBD_FAIL;
if(!(len && (len < 512)))
return USBD_FAIL;
cyg_mutex_lock(&(__instance->mUSBmutex));
memcpy(__instance->mUSBRXbuff, buff, len);
__instance->mUSBRXlen = len;
cyg_mutex_unlock(&(__instance->mUSBmutex));
cyg_cond_signal(&(__instance->mUSBrxCond));
return USBD_OK;
}
static void entry0( cyg_addrword_t data )
{
cyg_mutex_lock( &m0 ); {
CHECK( ! cyg_mutex_trylock( &m0 ) );
cyg_mutex_lock( &m1 ); {
CHECK( ! cyg_mutex_trylock( &m0 ) );
} cyg_mutex_unlock( &m1 );
} cyg_mutex_unlock( &m0 );
cyg_mutex_lock( &m0 ); {
while ( 0 == m0d )
cyg_cond_wait( &cvar0 );
CHECK( 1 == m0d++ );
cyg_cond_signal( &cvar0 );
while ( 4 != m0d )
cyg_cond_wait( &cvar1 );
CHECK( 4 == m0d );
} cyg_mutex_unlock( &m0 );
finish( (cyg_ucount8)data );
}
static void entry1( cyg_addrword_t data )
{
cyg_mutex_lock( &m0 ); {
CHECK( cyg_mutex_trylock( &m1 ) ); {
} cyg_mutex_unlock( &m1 );
} cyg_mutex_unlock( &m0 );
cyg_mutex_lock( &m0 ); {
CHECK( 0 == m0d++ );
cyg_cond_broadcast( &cvar0 );
} cyg_mutex_unlock( &m0 );
cyg_mutex_lock( &m0 ); {
while( 1 == m0d )
cyg_cond_wait( &cvar0 );
CHECK( 2 == m0d++ );
cyg_cond_signal( &cvar0 );
while( 3 == m0d )
cyg_cond_wait( &cvar1 );
} cyg_mutex_unlock( &m0 );
finish( (cyg_ucount8)data );
}
