ttcn3
/
osmo-ttcn3-hacks
mirror of https://gerrit.osmocom.org/osmo-ttcn3-hacks
10
0
Fork 1
Code Issues Releases Wiki Activity

BTS: BS power tests 

osmo-bts does currently not use the signaled lchan BS power level, nor
does it update the BS power IE returned in the measurement results.

Change-Id: If91fb57b4070c60bb277d0b55d69ee3dde47ee48
This commit is contained in:
Eric Wild 2019-06-18 17:05:11 +02:00
parent bc690ffcd3
commit ae8f262651
2 changed files with 115 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

95
bts/BTS_Tests.ttcn
View File

@ -1892,6 +1892,99 @@ function f_TC_meas_res_periodic(charstring id) runs on ConnHdlr {
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
}
function f_check_meas_bs_power_level(integer level) runs on ConnHdlr {
timer T := 8.0;
T.start;
var RSL_Message rsl;
alt {
[] as_l1_sacch();
[] L1CTL.receive { repeat; }
[] RSL.receive(tr_RSL_MEAS_RES(g_chan_nr, ?, ?, ?)) -> value rsl {
if (rsl.ies[3].body.bs_power.power_level == level) {
setverdict(pass)
} else {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, log2str("Received wrong BS power level in MEAS RES ", rsl));
}
}
[] T.timeout {
Misc_Helpers.f_shutdown(__BFILE__, __LINE__, fail, "No MEAS RES received at all");
}
}
}
/* see if the rsl meas res contains our expeced bs power level
bs power set during assignment */
function f_TC_rsl_bs_pwr_static_ass(charstring id) runs on ConnHdlr {
f_l1_tune(L1CTL);
RSL.clear;
if (mp_bts_trxc_port != -1) {
f_trxc_fake_rssi(rxlev2dbm(mp_ul_rxlev_exp));
f_trxc_fake_toffs256(g_pars.l1_pars.timing_offset_256syms);
}
var uint5_t pwr_var := 1;
var template (value) RSL_IE_BS_Power bs_power := ts_RSL_IE_BS_Power(pwr_var);
var template (value) RSL_IE pwr := t_RSL_IE(RSL_IE_BS_POWER, RSL_IE_Body:{bs_power := bs_power});
f_est_dchan(more_ies :={valueof(pwr)});
f_check_meas_bs_power_level(pwr_var);
f_rsl_chan_deact();
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
}
/* see if the rsl meas res contains our expeced bs power level
bs power set after assignment */
function f_TC_rsl_bs_pwr_static_power_control(charstring id) runs on ConnHdlr {
f_l1_tune(L1CTL);
RSL.clear;
if (mp_bts_trxc_port != -1) {
f_trxc_fake_rssi(rxlev2dbm(mp_ul_rxlev_exp));
f_trxc_fake_toffs256(g_pars.l1_pars.timing_offset_256syms);
}
var uint5_t pwr_var := 1;
var template (value) RSL_IE_BS_Power bs_power := ts_RSL_IE_BS_Power(pwr_var);
f_est_dchan();
RSL.send(ts_RSL_BS_PWR_CTRL(g_chan_nr, bs_power));
f_check_meas_bs_power_level(pwr_var);
f_rsl_chan_deact();
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
}
testcase TC_rsl_bs_pwr_static_ass() runs on test_CT {
var ConnHdlr vc_conn;
var ConnHdlrPars pars;
f_init();
for (var integer tn := 1; tn <= 4; tn := tn+1) {
pars := valueof(t_Pars(t_RslChanNr_Bm(tn), ts_RSL_ChanMode_SIGN));
vc_conn := f_start_handler(refers(f_TC_rsl_bs_pwr_static_ass), pars,
pcu_comp := false, trxc_comp := true);
vc_conn.done;
}
Misc_Helpers.f_shutdown(__BFILE__, __LINE__);
}
testcase TC_rsl_bs_pwr_static_power_control() runs on test_CT {
var ConnHdlr vc_conn;
var ConnHdlrPars pars;
f_init();
for (var integer tn := 1; tn <= 4; tn := tn+1) {
pars := valueof(t_Pars(t_RslChanNr_Bm(tn), ts_RSL_ChanMode_SIGN));
vc_conn := f_start_handler(refers(f_TC_rsl_bs_pwr_static_power_control), pars,
pcu_comp := false, trxc_comp := true);
vc_conn.done;
}
Misc_Helpers.f_shutdown(__BFILE__, __LINE__);
}
/* target level -100, first rssi -90, ms power 7, expected increase to 7+6 within 6 seconds,
second rssi -110, ms power 7+6, expected decrease to 7 within 6 seconds,
These power levels are valid for all bands and require no special handling */
@ -6012,6 +6105,8 @@ control {
execute( TC_meas_res_sign_sdcch4() );
execute( TC_meas_res_sign_sdcch8() );
execute( TC_meas_res_sign_tchh_toa256() );
execute( TC_rsl_bs_pwr_static_ass() );
execute( TC_rsl_bs_pwr_static_power_control() );
execute( TC_rsl_ms_pwr_ctrl() );
execute( TC_rsl_ms_pwr_dyn_active() );
execute( TC_rsl_ms_pwr_dyn_active2() );

20
library/RSL_Types.ttcn
View File

@ -390,6 +390,14 @@ module RSL_Types {
uint5_t power_level
}
template (value) RSL_IE_BS_Power ts_RSL_IE_BS_Power(uint5_t power_level,
boolean epc := false, boolean fpc := false) := {
reserved := 0,
epc := epc,
fpc := fpc,
power_level := power_level
}
/* 9.3.7 */
type enumerated RSL_AlgId {
RSL_ALG_ID_A5_0 ('00000001'B),
@ -1468,6 +1476,18 @@ template RSL_Message tr_RSL_MsgTypeDR(template RSL_MessageType msg_type) modifie
}
}
/* 8.4.16: BTS <- BSC */
template (value) RSL_Message ts_RSL_BS_PWR_CTRL(template (value) RslChannelNr chan_nr,
template (value) RSL_IE_BS_Power bs_power) := {
msg_disc := ts_RSL_MsgDisc(RSL_MDISC_DCHAN, false),
msg_type := RSL_MT_BS_POWER_CONTROL,
ies := {
t_RSL_IE(RSL_IE_CHAN_NR, RSL_IE_Body:{chan_nr := chan_nr}),
t_RSL_IE(RSL_IE_BS_POWER, RSL_IE_Body:{bs_power := bs_power})
/* One optional IE: BS POWER PARAMETERS */
}
}
/* 8.4.19 BTS -> BSC */
template (value) RSL_Message ts_RSL_RF_CHAN_REL_ACK(template (value) RslChannelNr chan_nr) :=
ts_RSL_MsgDiscType(ts_RSL_MsgDisc(RSL_MDISC_DCHAN, false),