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osmo-ttcn3-hacks
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pcu: Introduce TC_mo_ping_pong_with_ul_racap_egprs_only 

Change-Id: I396dbd0ca200fbf9365c534f4d479f903d0417ff
This commit is contained in:
Pau Espin 2020-05-14 15:18:38 +02:00 committed by laforge
parent 4c2a1eaea2
commit 42acafc9b8
2 changed files with 90 additions and 5 deletions
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40
library/RLCMAC_Templates.ttcn
View File

@ -93,6 +93,46 @@ module RLCMAC_Templates {
return CS_1;
}
function f_rlcmac_block_ChCodingCommand2cs_mcs(ChCodingCommand chcc) return CodingScheme {
select (chcc) {
case (CH_CODING_CS1) { return CS_1; }
case (CH_CODING_CS2) { return CS_2; }
case (CH_CODING_CS3) { return CS_3; }
case (CH_CODING_CS4) { return CS_4; }
}
return CS_1;
}
function f_rlcmac_block_EgprsChCodingCommand2cs_mcs(EgprsChCodingCommand echcc) return CodingScheme {
select (echcc) {
case (CH_CODING_MCS1) { return MCS_1; }
case (CH_CODING_MCS2) { return MCS_2; }
case (CH_CODING_MCS3) { return MCS_3; }
case (CH_CODING_MCS4) { return MCS_4; }
case (CH_CODING_MCS5) { return MCS_5; }
case (CH_CODING_MCS6) { return MCS_6; }
case (CH_CODING_MCS7) { return MCS_7; }
case (CH_CODING_MCS8) { return MCS_8; }
case (CH_CODING_MCS9) { return MCS_9; }
/* CH_CODING_MCS5_7 */
/* CH_CODING_MCS6_9 */
}
return MCS_1;
}
/* 1 -> CS_1 / MCS_1, 2 -> CS_2 / MCS_2, etc. */
function f_rlcmac_block_int2cs_mcs(integer n, boolean is_mcs) return CodingScheme {
var CodingScheme cs_mcs;
if (not is_mcs) {
int2enum(n - 1, cs_mcs);
return cs_mcs;
} else {
cs_mcs := MCS_0;
int2enum(enum2int(cs_mcs) + n, cs_mcs);
return cs_mcs;
}
}
/* Coding and Puncturing Scheme indicator field for Header type 1 in EGPRS TBF or EC TBF or downlink EGPRS2 TBF */
function f_rlcmac_cps_htype1_to_mcs(uint3_t cps) return CodingScheme {
var CodingSchemeArray egprs_Header_type1_coding_puncturing_scheme_to_mcs := {

55
pcu/PCU_Tests.ttcn
View File

@ -262,6 +262,20 @@ runs on RAW_PCU_Test_CT return uint5_t {
return 0; /* make compiler happy */
}
/* Get the Chan coding command from a dl block containing PACCH UL Assignment */
private function f_rlcmac_dl_block_get_assigned_ul_cs_mcs(RlcmacDlBlock dl_block)
runs on RAW_PCU_Test_CT return CodingScheme {
if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS_GPRS(?, tr_PktUlAssGprsDynamic(?)))) {
return f_rlcmac_block_ChCodingCommand2cs_mcs(dl_block.ctrl.payload.u.ul_assignment.gprs.ch_coding_cmd);
}
if (match(dl_block, tr_RLCMAC_UL_PACKET_ASS_EGPRS(?, tr_PktUlAssEgprsDynamic(?)))) {
return f_rlcmac_block_EgprsChCodingCommand2cs_mcs(dl_block.ctrl.payload.u.ul_assignment.egprs.chan_coding_cmd);
}
setverdict(fail, "DlBlock doesn't contain CS_MCS information:", dl_block);
f_shutdown(__BFILE__, __LINE__);
return CS_1; /* make compiler happy */
}
/* TS 44.060 sec 12.3 Ack/Nack Description */
private function f_acknackdesc_ack_block(inout AckNackDescription desc, RlcmacDlBlock dl_block, BIT1 final_ack := '0'B)
{
@ -1465,7 +1479,10 @@ testcase TC_mo_ping_pong() runs on RAW_PCU_Test_CT {
/* Test scenario where MS wants to send some data on PDCH against SGSN and it is
* answered, so TBFs for uplink and later for downlink are created.
*/
private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessCapabilityV ms_racap, template (present) CodingScheme exp_cs_mcs := ?) runs on RAW_PCU_Test_CT {
private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessCapabilityV ms_racap,
template (present) CodingScheme exp_ul_cs_mcs := ?,
template (present) CodingScheme exp_dl_cs_mcs := ?)
runs on RAW_PCU_Test_CT {
var GsmRrMessage rr_imm_ass;
var PacketUlAssign ul_tbf_ass;
var PacketDlAssign dl_tbf_ass;
@ -1477,6 +1494,7 @@ private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessC
var uint32_t dl_fn;
var OCT4 tlli := '00000001'O;
var AckNackDescription ack_nack_desc := valueof(t_AckNackDescription_init);
var CodingScheme cs_mcs;
/* 0111 0xxx: Single block packet access; one block period on a PDCH is needed for two phase packet access or other RR signalling purpose. */
var uint16_t ra := oct2int('70'O);
@ -1509,10 +1527,15 @@ private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessC
setverdict(fail, "Wrong TLLI ", dl_block.ctrl.payload.u.ul_assignment.identity.tlli, " received vs exp ", tlli);
f_shutdown(__BFILE__, __LINE__);
}
cs_mcs := f_rlcmac_dl_block_get_assigned_ul_cs_mcs(dl_block);
if (not match(cs_mcs, exp_ul_cs_mcs)) {
setverdict(fail, "Wrong CS_MCS ", cs_mcs, " received vs exp ", exp_ul_cs_mcs);
f_shutdown(__BFILE__, __LINE__);
}
/* Send one UL block (without TLLI since we are in Second-Phase Access)
and make sure it is ACKED fine */
f_tx_rlcmac_ul_n_blocks(f_rlcmac_dl_block_get_tfi(dl_block), 1);
f_tx_rlcmac_ul_n_blocks(f_rlcmac_dl_block_get_tfi(dl_block), 1); /* TODO: send using cs_mcs */
//f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);
/* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */
@ -1528,7 +1551,7 @@ private function f_TC_mo_ping_pong_2phase_access(template (value) MSRadioAccessC
f_tx_rlcmac_ul_block(ts_RLCMAC_CTRL_ACK(tlli), 0, sched_fn);
/* After acking the dl assignment, dl tbf goes into FLOW state and PCU will provide DL data when BTS asks for it */
f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_cs_mcs);
f_rx_rlcmac_dl_block_exp_data(dl_block, dl_fn, data, 0, exp_dl_cs_mcs);
/* ACK the DL block */
f_acknackdesc_ack_block(ack_nack_desc, dl_block, '1'B);
@ -1544,9 +1567,29 @@ testcase TC_mo_ping_pong_with_ul_racap() runs on RAW_PCU_Test_CT {
gprsextendeddynalloccap := '0'B
};
var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, omit)) };
var CodingScheme exp_cs_mcs := CS_2;
var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, false);
var CodingScheme exp_dl_cs_mcs := CS_2;
f_TC_mo_ping_pong_2phase_access(ms_racap, exp_cs_mcs);
f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs);
}
testcase TC_mo_ping_pong_with_ul_racap_egprs_only() runs on RAW_PCU_Test_CT {
/* Initialize the PCU interface abstraction with EGPRS-only */
g_egprs_only := true;
var MultislotCap_GPRS mscap_gprs := {
gprsmultislotclass := '00011'B,
gprsextendeddynalloccap := '0'B
};
var MultislotCap_EGPRS mscap_egprs := {
egprsmultislotclass := '00011'B,
egprsextendeddynalloccap := '0'B
};
var MSRadioAccessCapabilityV ms_racap := { valueof(ts_RaCapRec('0001'B /* E-GSM */, mscap_gprs, mscap_egprs)) };
var CodingScheme exp_ul_cs_mcs := f_rlcmac_block_int2cs_mcs(g_mcs_initial_ul, true);
var CodingScheme exp_dl_cs_mcs := MCS_1;
f_TC_mo_ping_pong_2phase_access(ms_racap, exp_ul_cs_mcs, exp_dl_cs_mcs);
}
/* Test scenario where SGSN wants to send some data against MS and it is
@ -2108,6 +2151,8 @@ control {
execute( TC_egprs_pkt_chan_req_signalling() );
execute( TC_egprs_pkt_chan_req_one_phase() );
execute( TC_egprs_pkt_chan_req_two_phase() );
execute( TC_mo_ping_pong_with_ul_racap_egprs_only() );
}