//----------------------------------------------------------------------------
int tn_fmem_get_ipolling(TN_FMP * fmp,void ** p_data)
{
TN_INTSAVE_DATA_INT
int rc;
void * ptr;
#if TN_CHECK_PARAM
if(fmp == NULL || p_data == NULL)
return TERR_WRONG_PARAM;
if(fmp->id_fmp != TN_ID_FSMEMORYPOOL)
return TERR_NOEXS;
#endif
TN_CHECK_INT_CONTEXT
tn_idisable_interrupt();
ptr = fm_get(fmp);
if(ptr != NULL) //-- Get memory
{
*p_data = ptr;
rc = TERR_NO_ERR;
}
else
rc = TERR_TIMEOUT;
tn_ienable_interrupt();
return rc;
}
/**
*
* @param fmp
* @param p_data
* @param timeout
*
* @return TN_RETVAL
*/
TN_RETVAL tnnc_fmem_get (TN_FMP_S *fmp, void ** p_data, TN_TIMEOUT timeout)
{
TN_UWORD tn_save_status_reg TN_UNUSED; /* for SR save */
TN_RETVAL rc;
void *ptr;
/*
Not check parameter error
if (fmp == TN_NULL || p_data == TN_NULL || timeout == 0)
return TERR_WRONG_PARAM;
*/
if (fmp->id_fmp != TN_ID_FSMEMORYPOOL)
return TERR_NOEXS;
if (tn_is_non_task_context())
{
return TERR_WCONTEXT;
}
tn_disable_interrupt();
ptr = fm_get(fmp);
if (ptr != TN_NULL)
{
*p_data = ptr;
rc = TERR_NO_ERR;
}
else
{
task_curr_to_wait_action(&(fmp->wait_queue), TSK_WAIT_REASON_WFIXMEM,timeout);
tn_enable_interrupt();
tn_switch_context();
/* When return to this point,in data_elem have to be valid value */
*p_data = tn_curr_run_task->data_elem;
return tn_curr_run_task->task_wait_rc;
}
tn_enable_interrupt();
return rc;
}
//----------------------------------------------------------------------------
int tn_fmem_get(TN_FMP * fmp, void ** p_data, unsigned long timeout)
{
TN_INTSAVE_DATA
int rc;
void * ptr;
#if TN_CHECK_PARAM
if(fmp == NULL || p_data == NULL || timeout == 0)
return TERR_WRONG_PARAM;
if(fmp->id_fmp != TN_ID_FSMEMORYPOOL)
return TERR_NOEXS;
#endif
TN_CHECK_NON_INT_CONTEXT
tn_disable_interrupt();
ptr = fm_get(fmp);
if(ptr != NULL) //-- Get memory
{
*p_data = ptr;
rc = TERR_NO_ERR;
}
else
{
task_curr_to_wait_action(&(fmp->wait_queue),
TSK_WAIT_REASON_WFIXMEM, timeout);
tn_enable_interrupt();
tn_switch_context();
//-- When returns to this point, in the 'data_elem' have to be valid value
*p_data = tn_curr_run_task->data_elem; //-- Return to caller
return tn_curr_run_task->task_wait_rc;
}
tn_enable_interrupt();
return rc;
}
/**
*
* @param fmp
* @param p_data
*
* @return TN_RETVAL
*/
TN_RETVAL tnnc_fmem_get_polling (TN_FMP_S *fmp, void **p_data)
{
TN_UWORD tn_save_status_reg TN_UNUSED; /* for SR save */
TN_RETVAL rc;
void *ptr;
/*
Not check parameter error
if (fmp == TN_NULL || p_data == TN_NULL)
return TERR_WRONG_PARAM;
*/
if (fmp->id_fmp != TN_ID_FSMEMORYPOOL)
return TERR_NOEXS;
if (tn_is_non_task_context())
{
return TERR_WCONTEXT;
}
tn_disable_interrupt();
ptr = fm_get(fmp);
if (ptr != TN_NULL)
{
/* Get memory */
*p_data = ptr;
rc = TERR_NO_ERR;
}
else
{
rc = TERR_TIMEOUT;
}
tn_enable_interrupt();
return rc;
}
