int8 mrf_if_tx_queue(I_F i_f, uint8 bnum ){
const MRF_IF *mif = mrf_if_ptr(i_f);
MRF_BUFF_STATE *mbst = _mrf_buff_state(bnum);
BuffQueue *qp = mif->txqueue;
//mrf_debug(5,"mrf_if_tx_queue entry\n");
if ( bnum >= _MRF_BUFFS)
return -2;
//mrf_debug(5,"mrf_if_tx_queue 1\n");
if (qp->push(bnum) == 0) {
//_sys_ifs[i_f].status->state = MRF_ST_TXQ;
mbst->owner = i_f;
mbst->tx_timer = mif->type->tx_del; // FIXME shouldn't need any of this
mbst->state = TXQUEUE;
mbst->retry_count = 0;
mrf_tick_enable();
mrf_debug(5,"mrf_if_tx_queue OK i_f %d buff %d retry_count %d qip %d qop %d items %d\n",
i_f,bnum,mbst->retry_count,qp->get_qip(),qp->get_qop(),qp->items());
return 0;
}
else {
// fall through if no space in queue
mrf_if_ptr(i_f)->status->stats.tx_overruns++;
return -1;
}
}
const char * mrf_buff_state_name(uint8 bnum){
MRF_BUFF_STATE *bst = _mrf_buff_state(bnum);
if (bst == NULL)
return illegal_state_warning;
else
return bstnames[bst->state];
}
void _mrf_buff_print(){
int i;
mrf_debug("_mrf_buff_print warning is %s\n",illegal_state_warning);
mrf_debug("free? %s\n",mrf_buff_state_name(0));
for ( i = 0 ; i < _MRF_BUFFS ; i++){
MRF_BUFF_STATE *bst = _mrf_buff_state(i);
mrf_debug("buff %d state %d (%s) owner %d\n",i,bst->state,mrf_buff_state_name(i),_mrf_buffst[i].owner);
}
}
