<p>pespin <strong>submitted</strong> this change.</p><p><a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/18260">View Change</a></p><div style="white-space:pre-wrap">Approvals:
Jenkins Builder: Verified
laforge: Looks good to me, but someone else must approve
Vadim Yanitskiy: Looks good to me, approved
</div><pre style="font-family: monospace,monospace; white-space: pre-wrap;">pcu: Introduce test TC_countdown_procedure<br><br>Change-Id: I2b92bf4a17e89b1d68869aac4243c0e106ce3be5<br>---<br>M pcu/PCU_Tests.ttcn<br>1 file changed, 60 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn</span><br><span>index 18eff7d..a87396c 100644</span><br><span>--- a/pcu/PCU_Tests.ttcn</span><br><span>+++ b/pcu/PCU_Tests.ttcn</span><br><span>@@ -1433,6 +1433,65 @@</span><br><span> f_shutdown(__BFILE__, __LINE__, final := true);</span><br><span> }</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+/* Verify PCU handles correctly Countdown Procedure based on BS_CV_MAX */</span><br><span style="color: hsl(120, 100%, 40%);">+testcase TC_countdown_procedure() runs on RAW_PCU_Test_CT {</span><br><span style="color: hsl(120, 100%, 40%);">+ var GsmRrMessage rr_imm_ass;</span><br><span style="color: hsl(120, 100%, 40%);">+ var PacketUlAssign ul_tbf_ass;</span><br><span style="color: hsl(120, 100%, 40%);">+ var RlcmacDlBlock dl_block;</span><br><span style="color: hsl(120, 100%, 40%);">+ var boolean ok;</span><br><span style="color: hsl(120, 100%, 40%);">+ var uint32_t sched_fn;</span><br><span style="color: hsl(120, 100%, 40%);">+ var OCT4 tlli := '00000001'O;</span><br><span style="color: hsl(120, 100%, 40%);">+ var uint14_t bsn := 1;</span><br><span style="color: hsl(120, 100%, 40%);">+ var PDU_BSSGP bssgp_pdu;</span><br><span style="color: hsl(120, 100%, 40%);">+ var octetstring total_payload;</span><br><span style="color: hsl(120, 100%, 40%);">+ var integer padding_len;</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Initialize NS/BSSGP side */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_init_bssgp();</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Initialize the PCU interface abstraction */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_init_raw(testcasename());</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Establish BSSGP connection to the PCU */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_bssgp_establish();</span><br><span style="color: hsl(120, 100%, 40%);">+ f_bssgp_client_llgmm_assign('FFFFFFFF'O, tlli);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Establish an Uplink TBF */</span><br><span style="color: hsl(120, 100%, 40%);">+ ok := f_establish_tbf(rr_imm_ass);</span><br><span style="color: hsl(120, 100%, 40%);">+ if (not ok) {</span><br><span style="color: hsl(120, 100%, 40%);">+ setverdict(fail, "Failed to establish TBF");</span><br><span style="color: hsl(120, 100%, 40%);">+ f_shutdown(__BFILE__, __LINE__);</span><br><span style="color: hsl(120, 100%, 40%);">+ }</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Make sure we've got an Uplink TBF assignment */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_imm_ass_verify_ul_tbf_ass(rr_imm_ass, ul_tbf_ass);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Send one UL block (with TLLI since we are in One-Phase Access</span><br><span style="color: hsl(120, 100%, 40%);">+ contention resoultion) and make sure it is ACKED fine. */</span><br><span style="color: hsl(120, 100%, 40%);">+ total_payload := f_rnd_octstring(16); /* 16 bytes fills the llc block (because TLLI takes 4 bytes) */</span><br><span style="color: hsl(120, 100%, 40%);">+ var template (value) RlcmacUlBlock ul_data := t_RLCMAC_UL_DATA_TLLI(</span><br><span style="color: hsl(120, 100%, 40%);">+ tfi := ul_tbf_ass.dynamic.tfi_assignment,</span><br><span style="color: hsl(120, 100%, 40%);">+ cv := 15, /* Set CV = 15 to signal there's still more than BS_CV_MAX blocks to be sent */</span><br><span style="color: hsl(120, 100%, 40%);">+ bsn := 0,</span><br><span style="color: hsl(120, 100%, 40%);">+ blocks := { valueof(t_RLCMAC_LLCBLOCK(total_payload)) },</span><br><span style="color: hsl(120, 100%, 40%);">+ tlli := tlli);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ f_tx_rlcmac_ul_block(ul_data, 0);</span><br><span style="color: hsl(120, 100%, 40%);">+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);</span><br><span style="color: hsl(120, 100%, 40%);">+ /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_tx_rlcmac_ul_block(ts_RLCMAC_CTRL_ACK(tlli), 0, sched_fn);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* Send enough blocks to test whole procedure: Until Nth block</span><br><span style="color: hsl(120, 100%, 40%);">+ (N=BS_CV_MAX), CV=15 is sent, and then the decreasing countdown value is sent.</span><br><span style="color: hsl(120, 100%, 40%);">+ */</span><br><span style="color: hsl(120, 100%, 40%);">+ total_payload := total_payload & f_tx_rlcmac_ul_n_blocks(ul_tbf_ass.dynamic.tfi_assignment, bsn, 20);</span><br><span style="color: hsl(120, 100%, 40%);">+ f_rx_rlcmac_dl_block_exp_ack_nack(dl_block, sched_fn);</span><br><span style="color: hsl(120, 100%, 40%);">+ /* DL ACK/NACK sets poll+rrbp requesting PACKET CONTROL ACK */</span><br><span style="color: hsl(120, 100%, 40%);">+ f_tx_rlcmac_ul_block(ts_RLCMAC_CTRL_ACK(tlli), 0, sched_fn);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+ /* receive one message on BSSGP with all aggregated data in payload: */</span><br><span style="color: hsl(120, 100%, 40%);">+ BSSGP[0].receive(tr_BSSGP_UL_UD(tlli, mp_gb_cfg.cell_id, total_payload));</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> /* Test scenario where MS wants to send some data on PDCH against SGSN and it is</span><br><span> * answered, so TBFs for uplink and later for downlink are created.</span><br><span> */</span><br><span>@@ -2187,6 +2246,7 @@</span><br><span> execute( TC_cs_max_ul() );</span><br><span> execute( TC_t3169() );</span><br><span> execute( TC_t3193() );</span><br><span style="color: hsl(120, 100%, 40%);">+ execute( TC_countdown_procedure() );</span><br><span> execute( TC_mo_ping_pong() );</span><br><span> execute( TC_mo_ping_pong_with_ul_racap() );</span><br><span> execute( TC_force_two_phase_access() );</span><br><span></span><br></pre><p>To view, visit <a href="https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/18260">change 18260</a>. 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<div style="display:none"> Gerrit-Project: osmo-ttcn3-hacks </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-Change-Id: I2b92bf4a17e89b1d68869aac4243c0e106ce3be5 </div>
<div style="display:none"> Gerrit-Change-Number: 18260 </div>
<div style="display:none"> Gerrit-PatchSet: 5 </div>
<div style="display:none"> Gerrit-Owner: pespin <pespin@sysmocom.de> </div>
<div style="display:none"> Gerrit-Reviewer: Jenkins Builder </div>
<div style="display:none"> Gerrit-Reviewer: Vadim Yanitskiy <axilirator@gmail.com> </div>
<div style="display:none"> Gerrit-Reviewer: laforge <laforge@osmocom.org> </div>
<div style="display:none"> Gerrit-Reviewer: pespin <pespin@sysmocom.de> </div>
<div style="display:none"> Gerrit-MessageType: merged </div>