/*description : autoscan nim api callback function.*/
static INT32 dvbs_as_callback(UINT8 signal, UINT8 polar, UINT32 freq, UINT32 sym,
UINT8 fec)
{
static INT16 crnum;
T_NODE *tp;
UINT16 sat_id;
as_update_event_t handle = as_info->param.as_handler;
if (NULL == as_info)
{
AS_PRINTF("%s: wrong status!\n", __FUNCTION__);
return 2;
}
tp = &as_info->xp;
if (as_info->stop_scan_signal)
{
return 2;
}
else if ((signal==AS_SGN_UNLOCKED)||(signal==AS_SGN_LOCKED))
{
/* patches for lib_nim out-band xponder mis-report*/
if ((crnum<0)&&((freq<as_info->param.as_from)||(freq>as_info->param.as_to)))
return 0;
else if ((as_info->param.as_method == AS_METHOD_BLIND)
||(as_info->param.as_method == AS_METHOD_MULTI_FFT))
{
handle(ASM_TYPE_PROGRESS,(UINT8)dvbs_calculate_progress(as_info, freq,
polar, crnum));
}
}
switch(signal)
{
case AS_SGN_LOCKED:
if (dvbs_tp_duplicate_check(freq, sym, polar) == FALSE)
break;
MEMSET(tp, 0, sizeof(T_NODE));
dvbs_convert_freq(as_info, tp, freq);
tp->sym = sym;
tp->sat_id = sat_id = as_info->cur_sat.sat_id;
AS_DUMP_SAT(&as_info->cur_sat);
AS_DUMP_TP(tp);
if(db_search_lookup_node(TYPE_SEARCH_TP_NODE, tp)!=SUCCESS)
{
INT32 ret;
ret = add_node(TYPE_SEARCH_TP_NODE, tp->sat_id, tp);
if ((DBERR_FLASH_FULL==ret) || (DBERR_MAX_LIMIT)==ret)
return 1;
}
handle(ASM_TYPE_ADD_TRANSPONDER, tp->tp_id);
#ifdef BASE_TP_HALF_SCAN_SUPPORT
psi_module_init(as_info->dmx, as_info->nim,(void *)__MM_PSI_START_ADDR, 280*1024);
#else
psi_module_init(as_info->dmx, as_info->nim,(void *)__MM_PSI_START_ADDR, 180*1024);
#endif
if (SI_STOFULL == psi_search_start(sat_id,tp->tp_id, as_info->param.as_prog_attr,
as_info->param.as_p_add_cfg, psi_callback,NULL, NULL))
{
return 1;
}
break;
case AS_SGN_STOP:
AS_PRINTF(">>>>>>>>>>>>>>STOP!!!<<<<<<<<<<<<<<<<<<\n");
as_info->stop_scan_signal=1;
break;
case AS_SGN_CRNUM:
crnum = freq;
break;
case AS_SGN_INIT:
crnum = -1;
dvbs_tp_duplicate_check(0, 0, 0);
break;
//>>> Unicable begin
case AS_SET_UNICABLE:
dvbs_convert_freq(as_info, tp, freq);
as_info->xponder.frq = tp->frq;
as_info->xponder.pol = as_info->antenna.pol;
//libc_printf("pol: %d\n",as_info->antenna.pol);
set_unicable(&as_info->antenna, &as_info->xponder);
wait_nim_ready();
// wait_nim_ready();
break;
//<<< Unicable end
default:
break;
}
return (as_info->stop_scan_signal)? 2: 0;
}
static INT32 as_enum_scan(UINT16 sat_id, UINT16 type, psi_tuning_t tuning_fn)
{
BOOL db_ret = TRUE;
INT32 ret = 0;
INT32 func_ret = 0;
UINT32 search_scheme;
UINT8 lock_stat;
struct as_tuning_param *atp = &as_info->atp;
as_update_event_t update_event = as_info->param.as_handler;
AS_PRINTF("start at %d\n", osal_get_tick());
if(update_event != NULL)
{
update_event(ASM_TYPE_PROGRESS, AS_PROGRESS_SCANSTART+1);
}
//Set First TP Info
if(tuning_fn != NULL)
{
tuning_fn(atp);
}
//TP Scan Loop
while((atp->finish == FALSE) && (ret == 0))
{
//Set Search Scheme, that is whether Search NIT or not
search_scheme = as_info->param.as_prog_attr;
if (atp->nit_enable)
{
if (atp->si_enable)
{
search_scheme |= P_SEARCH_NIT;
}
else
{
search_scheme = P_SEARCH_NIT;
}
}
AS_PRINTF("id=%d, t_nr=%d\n",atp->tp_id, as_info->tp_nr);
lock_stat = 0;
//Show New TP for DVB-S by Upper Layer
if ((tuning_fn == as_dvbs_preset_tuning) && (update_event))
{
update_event(ASM_TYPE_ADD_TRANSPONDER, atp->tp_id);
}
//Try to Lock Signal
do
{
nim_get_lock(as_info->nim, &lock_stat);
if((lock_stat) || (as_info->stop_scan_signal))
{
break;
}
osal_task_sleep(1);
} while((INT32)osal_get_tick() < (INT32)atp->timeout);
AS_PRINTF("lock stat = %d\n", lock_stat);
if (!as_info->stop_scan_signal)
{
//If Lock Signal, then Search Prog in this TP
if (lock_stat)
{
//Scan from Start Frq to End Frq for DVB-C and DVB-T
if (type == ATP_TYPE_STEP)
{
//For DVB-C, Set TP Info according to as_info
if(as_info->param.as_frontend_type == FRONTEND_TYPE_C)
{
db_ret = dvbc_alloc_transponder(as_info, atp, &as_info->xp, sat_id);
}
if (db_ret != TRUE)
{
ret = 1;
break;
}
//Show New TP for DVB-C and DVB-T by Upper Layer
if(update_event)
{
update_event(ASM_TYPE_ADD_TRANSPONDER, atp->tp_id);//notify ap show tp
}
}
//Prog Search in this TP
#if (defined(SUPPORT_MTILINGUAL_SERVICE_NAME))
psi_module_init(as_info->dmx, as_info->nim, (void *)__MM_PSI_START_ADDR, 400*1024);
#else
psi_module_init(as_info->dmx, as_info->nim, (void *)__MM_PSI_START_ADDR, 180*1024);
#endif
func_ret = psi_search_start(sat_id, atp->tp_id, search_scheme, as_info->param.as_p_add_cfg, psi_callback, tuning_fn, atp);
if (SI_STOFULL == func_ret)
{
ret= 1;
}
}
//Not Lock Signal, then Switch to next TP
else
{
#ifdef NIT_AUTO_SEARCH_SUPPORT
if(tuning_fn== as_dvbc_blind_tuning && b_found_nit_tp)
{// because doing auto scan,so atp->pos must > AS_MIN_CAB_FREQUENCY and we need to change to nit search.
if(atp->pos > AS_MIN_CAB_FREQUENCY)
atp->pos = 0;
tuning_fn = as_dvbs_preset_tuning;
}
#endif
tuning_fn(atp);
}
}
if (as_info->stop_scan_signal || ret)
{
break;
}
//Show Scan Progress by Upper Layer
if ((!as_info->tp_nit[0]) && (type == ATP_TYPE_DBASE) && (update_event))
{
update_event(ASM_TYPE_PROGRESS, atp->pos*99/(as_info->tp_nr+2));
}
}
#ifdef NIT_AUTO_SEARCH_SUPPORT
b_found_nit_tp = FALSE; // nit search done
#endif
AS_PRINTF("end at %d\n", osal_get_tick());
return ret;
}
