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Rename TC_tx_power_start_ramp_down_bcch 

Ramping down power if the oml link is lost was removed in osmo-bts.
Instead TC_tx_power_down_bcch checks that the rx power received is not
> 0 after dropping the oml link.

Change-Id: I463679d9678b95b7d3a5ace711c6ce17b3b24689
Depends: Ida1d7bbf094958b9142af306dbf84206729a609e (osmo-bts.git)
Related: SYS#6237
This commit is contained in:
Daniel Willmann 2022-12-19 15:15:52 +01:00
parent 3cc065b252
commit bc612766ea
2 changed files with 47 additions and 7 deletions
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52
bts/BTS_Tests.ttcn
View File

@ -2899,6 +2899,46 @@ private function f_verify_ramp_down(integer max_rx_lvl) runs on ConnHdlr {
}
}
/* verify BTS power down to rx_level 0 without ramping */
private function f_verify_power_down(integer max_rx_lvl) runs on ConnHdlr {
var L1ctlDlMessage l1_dl;
var boolean first_data_ind := true;
timer Tdown := 5.0;
Tdown.start;
alt {
[first_data_ind == true] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_BCCH(0), ?)) -> value l1_dl {
first_data_ind := false;
var GsmRxLev rx_lvl := l1_dl.dl_info.rx_level;
log("Received rx_level=", rx_lvl);
/* The first data indication could still have the original power level */
if (rx_lvl != 0 and rx_lvl != max_rx_lvl) {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail,
log2str("Detected Tx power: ",
rx_lvl , " should be 0 or ", max_rx_lvl));
}
repeat;
}
[first_data_ind == false] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_BCCH(0), ?)) -> value l1_dl {
var GsmRxLev rx_lvl := l1_dl.dl_info.rx_level;
log("Received rx_level=", rx_lvl);
/* Expect immediate power off so either rx_level == 0 or no report at all
because TRX was shut down already */
if (rx_lvl != 0) {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail,
log2str("Detected Tx power: ",
rx_lvl , " should be 0"));
}
repeat;
}
[] L1CTL.receive { repeat; }
[] Tdown.timeout { }
}
}
/* Verify Tx power reduction and ramping up during BTS bring up */
private function f_TC_tx_power_start_ramp_up_bcch(charstring id) runs on ConnHdlr {
f_l1_tune(L1CTL);
@ -2919,8 +2959,8 @@ testcase TC_tx_power_start_ramp_up_bcch() runs on test_CT {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__);
}
/* Verify Tx power reduction and ramping downd uring BTS bring shutdown due to Abis link failure */
private function f_TC_tx_power_start_ramp_down_bcch(charstring id) runs on ConnHdlr {
/* Verify Tx power reduction without ramping down during BTS shutdown due to Abis link failure */
private function f_TC_tx_power_down_bcch(charstring id) runs on ConnHdlr {
f_connhdlr_init_vty_bsc();
f_l1_tune(L1CTL);
@ -2931,16 +2971,16 @@ private function f_TC_tx_power_start_ramp_down_bcch(charstring id) runs on ConnH
log("Reached nominal level ", max_rx_lvl, ", shutting down OML link");
f_vty_transceive(BSCVTY, "drop bts connection 0 oml");
f_verify_ramp_down(max_rx_lvl);
f_verify_power_down(max_rx_lvl);
setverdict(pass);
}
testcase TC_tx_power_start_ramp_down_bcch() runs on test_CT {
testcase TC_tx_power_down_bcch() runs on test_CT {
var ConnHdlr vc_conn;
var ConnHdlrPars pars;
f_init();
pars := valueof(t_Pars(t_RslChanNr_Bm(0), ts_RSL_ChanMode_SIGN));
vc_conn := f_start_handler(refers(f_TC_tx_power_start_ramp_down_bcch), pars,
vc_conn := f_start_handler(refers(f_TC_tx_power_down_bcch), pars,
pcu_comp := false, trxc_comp := true);
vc_conn.done;
Misc_Helpers.f_shutdown(__BFILE__, __LINE__);
@ -8871,7 +8911,7 @@ control {
execute( TC_meas_res_speech_tchf_sapi3() );
execute( TC_meas_res_speech_tchh_sapi3() );
execute( TC_tx_power_start_ramp_up_bcch() );
execute( TC_tx_power_start_ramp_down_bcch() );
execute( TC_tx_power_down_bcch() );
execute( TC_tx_power_ramp_adm_state_change() );
execute( TC_rsl_bs_pwr_static_ass() );
execute( TC_rsl_bs_pwr_static_power_control() );

2
bts/expected-results.xml
View File

@ -40,7 +40,7 @@
<testcase classname='BTS_Tests' name='TC_meas_res_speech_tchf_sapi3' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_meas_res_speech_tchh_sapi3' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_tx_power_start_ramp_up_bcch' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_tx_power_start_ramp_down_bcch' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_tx_power_down_bcch' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_tx_power_ramp_adm_state_change' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_rsl_bs_pwr_static_ass' time='MASKED'/>
<testcase classname='BTS_Tests' name='TC_rsl_bs_pwr_static_power_control' time='MASKED'/>