Harald Welte has submitted this change and it was merged. (
https://gerrit.osmocom.org/13374 )
Change subject: PCU_Tests.ttcn: Use "normal" Osmocom TTCN-3 coding style
......................................................................
PCU_Tests.ttcn: Use "normal" Osmocom TTCN-3 coding style
Change-Id: I6eaca0ec7fb9c2dc5d59e385bc3a3a8bb85fe23a
---
M pcu/PCU_Tests.ttcn
1 file changed, 534 insertions(+), 534 deletions(-)
Approvals:
Harald Welte: Looks good to me, approved
Jenkins Builder: Verified
diff --git a/pcu/PCU_Tests.ttcn b/pcu/PCU_Tests.ttcn
index f63c4ad..09885bd 100644
--- a/pcu/PCU_Tests.ttcn
+++ b/pcu/PCU_Tests.ttcn
@@ -1,318 +1,318 @@
module PCU_Tests {
- import from General_Types all;
- import from Osmocom_Types all;
- import from GSM_Types all;
- import from GSM_RR_Types all;
- import from Osmocom_Gb_Types all;
- import from BSSGP_Types all;
- import from BSSGP_Emulation all;
- import from NS_Types all;
- import from NS_Emulation all;
- import from LLC_Types all;
- import from LLC_Templates all;
- import from RLCMAC_Types all;
- import from RLCMAC_CSN1_Types all;
- import from LAPDm_RAW_PT all;
- import from GPRS_Context all;
- import from GPRS_TBF all;
- import from L1CTL_PortType all;
- import from MobileL3_Types all;
- import from MobileL3_CommonIE_Types all;
- import from L3_Templates all;
+import from General_Types all;
+import from Osmocom_Types all;
+import from GSM_Types all;
+import from GSM_RR_Types all;
+import from Osmocom_Gb_Types all;
+import from BSSGP_Types all;
+import from BSSGP_Emulation all;
+import from NS_Types all;
+import from NS_Emulation all;
+import from LLC_Types all;
+import from LLC_Templates all;
+import from RLCMAC_Types all;
+import from RLCMAC_CSN1_Types all;
+import from LAPDm_RAW_PT all;
+import from GPRS_Context all;
+import from GPRS_TBF all;
+import from L1CTL_PortType all;
+import from MobileL3_Types all;
+import from MobileL3_CommonIE_Types all;
+import from L3_Templates all;
- modulepar {
- BssgpConfig mp_gb_cfg := {
- nsei := 1234,
- bvci := 1234,
- cell_id := {
- ra_id := {
- lai := {
- mcc_mnc := '26242F'H, lac :=
13135
- },
- rac := 0
+modulepar {
+ BssgpConfig mp_gb_cfg := {
+ nsei := 1234,
+ bvci := 1234,
+ cell_id := {
+ ra_id := {
+ lai := {
+ mcc_mnc := '26242F'H, lac := 13135
},
- cell_id := 20960
+ rac := 0
},
- sgsn_role := true
- };
+ cell_id := 20960
+ },
+ sgsn_role := true
+ };
- NSConfiguration mp_nsconfig := {
- local_udp_port := 23000,
- local_ip := "127.0.0.1",
- remote_udp_port := 21000,
- remote_ip := "127.0.0.1",
- nsvci := 0,
- nsei := 2342,
- role_sgsn := true,
- handle_sns := true
- };
+ NSConfiguration mp_nsconfig := {
+ local_udp_port := 23000,
+ local_ip := "127.0.0.1",
+ remote_udp_port := 21000,
+ remote_ip := "127.0.0.1",
+ nsvci := 0,
+ nsei := 2342,
+ role_sgsn := true,
+ handle_sns := true
+ };
+}
+
+type component dummy_CT extends BSSGP_Client_CT {
+ var lapdm_CT lapdm_component;
+ port LAPDm_PT L1;
+
+ var NS_CT ns_component;
+ var BSSGP_CT bssgp_component;
+
+ var MmContext g_mmctx := {
+ tlli := 'FFFFFFFF'O,
+ n_u := 0
+ };
+
+ var boolean g_initialized := false;
+}
+
+function f_init() runs on dummy_CT {
+ if (g_initialized == true) {
+ return;
}
+ g_initialized := true;
+ /* create a new NS component */
+ ns_component := NS_CT.create;
+ bssgp_component := BSSGP_CT.create;
+ /* connect our BSSGP port to the BSSGP Emulation */
+ connect(self:BSSGP[0], bssgp_component:BSSGP_SP);
+ connect(self:BSSGP_SIG[0], bssgp_component:BSSGP_SP_SIG);
+ connect(self:BSSGP_PROC[0], bssgp_component:BSSGP_PROC);
+ /* connect lower-end of BSSGP with BSSGP_CODEC_PORT (maps to NS_PT*/
+ connect(bssgp_component:BSCP, ns_component:NS_SP);
+ /* connect lower-end of NS emulation to NS_CODEC_PORT (on top of IPl4)
*/
+ map(ns_component:NSCP, system:NS_CODEC_PORT);
+ ns_component.start(NSStart(mp_nsconfig));
+ bssgp_component.start(BssgpStart(mp_gb_cfg));
- type component dummy_CT extends BSSGP_Client_CT {
- var lapdm_CT lapdm_component;
- port LAPDm_PT L1;
+ lapdm_component := lapdm_CT.create;
+ connect(self:L1, lapdm_component:LAPDM_SP);
+ map(lapdm_component:L1CTL, system:L1CTL);
+ lapdm_component.start(LAPDmStart());
- var NS_CT ns_component;
- var BSSGP_CT bssgp_component;
+ f_bssgp_client_register(g_mmctx.imsi, g_mmctx.tlli, mp_gb_cfg.cell_id);
+ f_bssgp_establish();
+}
- var MmContext g_mmctx := {
- tlli := 'FFFFFFFF'O,
- n_u := 0
- };
+function f_exit() runs on dummy_CT {
+ lapdm_component.stop;
+ ns_component.stop;
+ bssgp_component.stop;
+}
- var boolean g_initialized := false;
+function f_bssgp_dec_and_log(in octetstring inp) {
+ log("BSSGP Input: ", inp);
+ var PDU_BSSGP dec := dec_PDU_BSSGP(inp);
+ log("BSSGP Decoded: ", dec);
+}
+
+testcase TC_selftest_bssgp() runs on dummy_CT {
+ const octetstring c_bvc_reset_pcu :=
'2204820000078108088832f44000c80051e0'O;
+ const octetstring c_bvc_reset_q := '2204820000078100'O;
+ const octetstring c_status_pcu := '4107810515882204820000078103'O;
+ const octetstring c_reset_ack_q := '2304820000'O;
+ const octetstring c_reset_ack_pcu := '23048200c4'O;
+ const octetstring c_unblock_pcu := '24048200c4'O;
+ const octetstring c_unblock_ack_q := '25048200c4'O;
+ const octetstring c_fc_bvc_pcu :=
'261e8101058200fa038200c8018200fa1c8200c806820000'O;
+ const octetstring c_fc_bvc_ack_q := '271e8101'O;
+ const octetstring c_gmm_mo_att_req :=
'01bb146ddd000004088832f44000c80051e000800e003b01c001080103e5e000110a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c0002017057bf0ec'O;
+ const octetstring c_gmm_mt_ac_req :=
'00bb146ddd0050001682ffff0a8204030e9c41c001081200102198c72477ea104895e8b959acc58b108182f4d045'O;
+ const octetstring c_gmm_mo_ac_resp :=
'01bb146ddd000004088832f44000c80051e000800e000e01c00508130122fa361f5fdd623d'O;
+ const octetstring c_gmm_mt_att_acc :=
'00bb146ddd0050001682ffff0a8204030e9841c005080201340432f44000c8001805f4fb146ddd0967d0'O;
+ const octetstring c_gmm_mt_det_req :=
'00bb146ddd0050001682ffff0a8204030e8941c00908050215f0b6'O;
+ const octetstring c_gmm_mo_att_cpl :=
'01fb146ddd000004088832f44000c80051e000800e000801c009080339d7bc'O;
+
+ f_bssgp_dec_and_log(c_bvc_reset_pcu);
+ f_bssgp_dec_and_log(c_bvc_reset_q);
+ f_bssgp_dec_and_log(c_status_pcu);
+ f_bssgp_dec_and_log(c_reset_ack_q);
+ f_bssgp_dec_and_log(c_reset_ack_pcu);
+ f_bssgp_dec_and_log(c_unblock_pcu);
+ f_bssgp_dec_and_log(c_unblock_ack_q);
+ f_bssgp_dec_and_log(c_fc_bvc_pcu);
+ f_bssgp_dec_and_log(c_fc_bvc_ack_q);
+ f_bssgp_dec_and_log(c_gmm_mo_att_req);
+ f_bssgp_dec_and_log(c_gmm_mt_ac_req);
+ f_bssgp_dec_and_log(c_gmm_mo_ac_resp);
+ f_bssgp_dec_and_log(c_gmm_mt_att_acc);
+ f_bssgp_dec_and_log(c_gmm_mt_det_req);
+ f_bssgp_dec_and_log(c_gmm_mo_att_cpl);
+
+ log(ts_BSSGP_PS_PAGING_IMSI(196, '262420123456789'H));
+}
+
+function f_ns_assert_prepr(in octetstring a, in octetstring b) {
+ log("NS Input: ", a);
+ log("NS Expected: ", b);
+
+ if (a != b) {
+ setverdict(fail, "Values mismatch", a, b);
+ mtc.stop;
+ } else {
+ setverdict(pass);
}
+}
- function f_init() runs on dummy_CT {
- if (g_initialized == true) {
- return;
+function f_ns_dec_and_log(in octetstring inp) {
+ log("NS Input: ", inp);
+ var PDU_NS dec := dec_PDU_NS(inp);
+ log("NS Decoded: ", dec);
+}
+
+testcase TC_selftest_ns() runs on dummy_CT {
+ const octetstring c_ns_reset_pcu := '000000c4271e813d'O;
+
+ /* single byte length to two byte length */
+ f_ns_assert_prepr('04058101'O, '0405000101'O);
+ f_ns_assert_prepr('040589000102030405060708'O,
'04050009000102030405060708'O);
+ /* two byte length to two byte length */
+ f_ns_assert_prepr('0405000101'O, '0405000101'O);
+ /* special case: NS-UNITDATA */
+ f_ns_assert_prepr('00aabbccddeeffaa29822342'O,
'00aabbccddeeffaa2900022342'O);
+ /* multiple TLVs */
+ f_ns_assert_prepr('234281aa4382bbbb'O, '23420001aa430002bbbb'O);
+ /* zero-length */
+ f_ns_assert_prepr('230080'O, '23000000'O);
+
+ f_ns_dec_and_log(c_ns_reset_pcu);
+}
+
+const octetstring gmm_auth_req :=
'081200102198c72477ea104895e8b959acc58b108182'O;
+
+/* Wrap downlink GMM into LLC, encode + send it via BSSGP to PCU */
+function tx_gmm(BIT1 c_r, in octetstring gmm_pdu, BIT4 sapi :=
c_LLC_SAPI_LLGMM) runs on dummy_CT {
+ var PDU_LLC llc;
+
+ //log("GMM Tx: ", dec_PDU_L3_SGSN_MS(gmm_pdu));
+
+ log(c_r, g_mmctx.n_u, gmm_pdu, sapi);
+ llc := valueof(ts_LLC_UI(gmm_pdu, sapi, c_r, g_mmctx.n_u));
+ log(llc);
+ g_mmctx.n_u := g_mmctx.n_u + 1;
+
+ log(ts_BSSGP_DL_UD(g_mmctx.tlli, enc_PDU_LLC(llc)));
+
+ BSSGP[0].send(ts_BSSGP_DL_UD(g_mmctx.tlli, enc_PDU_LLC(llc)));
+}
+
+/* Establish BSSGP connection to PCU */
+function f_bssgp_establish() runs on dummy_CT {
+ timer T:= 10.0;
+
+ f_init();
+ T.start
+ alt {
+ [] BSSGP[0].receive(t_BssgpStsInd(?, ?, BVC_S_UNBLOCKED)) { }
+ [] BSSGP[0].receive { repeat; }
+ [] T.timeout {
+ setverdict(fail, "Timeout establishing BSSGP connection");
+ mtc.stop;
}
- g_initialized := true;
- /* create a new NS component */
- ns_component := NS_CT.create;
- bssgp_component := BSSGP_CT.create;
- /* connect our BSSGP port to the BSSGP Emulation */
- connect(self:BSSGP[0], bssgp_component:BSSGP_SP);
- connect(self:BSSGP_SIG[0], bssgp_component:BSSGP_SP_SIG);
- connect(self:BSSGP_PROC[0], bssgp_component:BSSGP_PROC);
- /* connect lower-end of BSSGP with BSSGP_CODEC_PORT (maps to
NS_PT*/
- connect(bssgp_component:BSCP, ns_component:NS_SP);
- /* connect lower-end of NS emulation to NS_CODEC_PORT (on top
of IPl4) */
- map(ns_component:NSCP, system:NS_CODEC_PORT);
- ns_component.start(NSStart(mp_nsconfig));
- bssgp_component.start(BssgpStart(mp_gb_cfg));
-
- lapdm_component := lapdm_CT.create;
- connect(self:L1, lapdm_component:LAPDM_SP);
- map(lapdm_component:L1CTL, system:L1CTL);
- lapdm_component.start(LAPDmStart());
-
- f_bssgp_client_register(g_mmctx.imsi, g_mmctx.tlli,
mp_gb_cfg.cell_id);
- f_bssgp_establish();
}
+ T.stop
+ log("BSSGP successfully initialized");
+}
- function f_exit() runs on dummy_CT {
- lapdm_component.stop;
- ns_component.stop;
- bssgp_component.stop;
- }
+function f_wait_paging_req_type1(hexstring expected_tmsi) runs on dummy_CT {
+ var LAPDm_ph_data ph_data;
+ timer T := 5.0;
- function f_bssgp_dec_and_log(in octetstring inp) {
- log("BSSGP Input: ", inp);
- var PDU_BSSGP dec := dec_PDU_BSSGP(inp);
- log("BSSGP Decoded: ", dec);
- }
+ T.start;
+ alt {
+ [] L1.receive(LAPDm_ph_data:{sacch:=?,sapi:=0,lapdm:={bbis:=?}}) ->
value ph_data {
+ var octetstring payload := substr(ph_data.lapdm.bbis.payload,
1, lengthof(ph_data.lapdm.bbis.payload) - 1);
+ var PDU_ML3_NW_MS pdu;
- testcase TC_selftest_bssgp() runs on dummy_CT {
- const octetstring c_bvc_reset_pcu :=
'2204820000078108088832f44000c80051e0'O;
- const octetstring c_bvc_reset_q := '2204820000078100'O;
- const octetstring c_status_pcu :=
'4107810515882204820000078103'O;
- const octetstring c_reset_ack_q := '2304820000'O;
- const octetstring c_reset_ack_pcu := '23048200c4'O;
- const octetstring c_unblock_pcu := '24048200c4'O;
- const octetstring c_unblock_ack_q := '25048200c4'O;
- const octetstring c_fc_bvc_pcu :=
'261e8101058200fa038200c8018200fa1c8200c806820000'O;
- const octetstring c_fc_bvc_ack_q := '271e8101'O;
- const octetstring c_gmm_mo_att_req :=
'01bb146ddd000004088832f44000c80051e000800e003b01c001080103e5e000110a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c0002017057bf0ec'O;
- const octetstring c_gmm_mt_ac_req :=
'00bb146ddd0050001682ffff0a8204030e9c41c001081200102198c72477ea104895e8b959acc58b108182f4d045'O;
- const octetstring c_gmm_mo_ac_resp :=
'01bb146ddd000004088832f44000c80051e000800e000e01c00508130122fa361f5fdd623d'O;
- const octetstring c_gmm_mt_att_acc :=
'00bb146ddd0050001682ffff0a8204030e9841c005080201340432f44000c8001805f4fb146ddd0967d0'O;
- const octetstring c_gmm_mt_det_req :=
'00bb146ddd0050001682ffff0a8204030e8941c00908050215f0b6'O;
- const octetstring c_gmm_mo_att_cpl :=
'01fb146ddd000004088832f44000c80051e000800e000801c009080339d7bc'O;
+ if (dec_PDU_ML3_NW_MS_backtrack(payload, pdu) != 0) {
+ repeat;
+ }
- f_bssgp_dec_and_log(c_bvc_reset_pcu);
- f_bssgp_dec_and_log(c_bvc_reset_q);
- f_bssgp_dec_and_log(c_status_pcu);
- f_bssgp_dec_and_log(c_reset_ack_q);
- f_bssgp_dec_and_log(c_reset_ack_pcu);
- f_bssgp_dec_and_log(c_unblock_pcu);
- f_bssgp_dec_and_log(c_unblock_ack_q);
- f_bssgp_dec_and_log(c_fc_bvc_pcu);
- f_bssgp_dec_and_log(c_fc_bvc_ack_q);
- f_bssgp_dec_and_log(c_gmm_mo_att_req);
- f_bssgp_dec_and_log(c_gmm_mt_ac_req);
- f_bssgp_dec_and_log(c_gmm_mo_ac_resp);
- f_bssgp_dec_and_log(c_gmm_mt_att_acc);
- f_bssgp_dec_and_log(c_gmm_mt_det_req);
- f_bssgp_dec_and_log(c_gmm_mo_att_cpl);
+ if (not ischosen(pdu.msgs.rrm)) {
+ repeat;
+ }
- log(ts_BSSGP_PS_PAGING_IMSI(196, '262420123456789'H));
- }
-
- function f_ns_assert_prepr(in octetstring a, in octetstring b) {
- log("NS Input: ", a);
- log("NS Expected: ", b);
-
- if (a != b) {
- setverdict(fail, "Values mismatch", a, b);
- mtc.stop;
- } else {
+ if (match(pdu,
tr_PAGING_REQ1(tr_PAGING_REQ1_MI1_TMSI(hex2oct(expected_tmsi))))) {
setverdict(pass);
+ } else {
+ repeat;
}
}
-
- function f_ns_dec_and_log(in octetstring inp) {
- log("NS Input: ", inp);
- var PDU_NS dec := dec_PDU_NS(inp);
- log("NS Decoded: ", dec);
+ [] L1.receive { repeat; }
+ [] T.timeout { setverdict(fail); }
}
+}
- testcase TC_selftest_ns() runs on dummy_CT {
- const octetstring c_ns_reset_pcu := '000000c4271e813d'O;
+/* Send PS-PAGING via BSSGP to PCU, expect it to show up on L1/Um */
+testcase TC_paging() runs on dummy_CT {
+ var hexstring tmsi_hex := '01234567'H;
+ var GsmTmsi tmsi := hex2int(tmsi_hex);
- /* single byte length to two byte length */
- f_ns_assert_prepr('04058101'O, '0405000101'O);
- f_ns_assert_prepr('040589000102030405060708'O,
'04050009000102030405060708'O);
- /* two byte length to two byte length */
- f_ns_assert_prepr('0405000101'O, '0405000101'O);
- /* special case: NS-UNITDATA */
- f_ns_assert_prepr('00aabbccddeeffaa29822342'O,
'00aabbccddeeffaa2900022342'O);
- /* multiple TLVs */
- f_ns_assert_prepr('234281aa4382bbbb'O, '23420001aa430002bbbb'O);
- /* zero-length */
- f_ns_assert_prepr('230080'O, '23000000'O);
+ g_mmctx.imsi := '262420123456789'H;
+ g_mmctx.tlli := f_random_tlli();
+ f_init();
- f_ns_dec_and_log(c_ns_reset_pcu);
- }
+ var BCCH_tune_req tune_req := { { false, 871 }, true };
+ L1.send(tune_req);
+ /* FIXME: wait for confirm */
- const octetstring gmm_auth_req :=
'081200102198c72477ea104895e8b959acc58b108182'O;
+ /* Send paging on signalling BVCI 0 since osmo-pcu does not support
paging on PTP yet. */
+ /*
+ TODO: Paging by IMSI does not work yet because osmo-pcu does not copy
IMSI into paging requests.
+ BSSGP_SIG[0].send(ts_BSSGP_PS_PAGING_IMSI(0, g_mmctx.imsi));
+ f_wait_paging_req_type1(hex2oct(g_mmctx.imsi));
+ */
- /* Wrap downlink GMM into LLC, encode + send it via BSSGP to PCU */
- function tx_gmm(BIT1 c_r, in octetstring gmm_pdu, BIT4 sapi :=
c_LLC_SAPI_LLGMM) runs on dummy_CT {
- var PDU_LLC llc;
+ /* Page by TMSI */
+ BSSGP_SIG[0].send(ts_BSSGP_PS_PAGING_PTMSI(0, g_mmctx.imsi, tmsi));
+ f_wait_paging_req_type1(tmsi_hex);
+}
- //log("GMM Tx: ", dec_PDU_L3_SGSN_MS(gmm_pdu));
+/* Establish an UL TBF: Tune to ARFCN, send RACH, receive AGCH, enable TBF Rx
*/
+function f_establish_ul_tbf() runs on dummy_CT {
+ timer T := 5.0;
+ var BCCH_tune_req tune_req := { { false, 871 }, true };
+ L1.send(tune_req);
+ /* FIXME: wait for confirm */
- log(c_r, g_mmctx.n_u, gmm_pdu, sapi);
- llc := valueof(ts_LLC_UI(gmm_pdu, sapi, c_r, g_mmctx.n_u));
- log(llc);
- g_mmctx.n_u := g_mmctx.n_u + 1;
-
- log(ts_BSSGP_DL_UD(g_mmctx.tlli, enc_PDU_LLC(llc)));
-
- BSSGP[0].send(ts_BSSGP_DL_UD(g_mmctx.tlli, enc_PDU_LLC(llc)));
- }
-
- /* Establish BSSGP connection to PCU */
- function f_bssgp_establish() runs on dummy_CT {
- timer T:= 10.0;
-
- f_init();
- T.start
- alt {
- [] BSSGP[0].receive(t_BssgpStsInd(?, ?,
BVC_S_UNBLOCKED)) { }
- [] BSSGP[0].receive { repeat; }
- [] T.timeout {
- setverdict(fail, "Timeout establishing BSSGP
connection");
- mtc.stop;
- }
- }
- T.stop
- log("BSSGP successfully initialized");
- }
-
- function f_wait_paging_req_type1(hexstring expected_tmsi) runs on
dummy_CT {
- var LAPDm_ph_data ph_data;
- timer T := 5.0;
-
- T.start;
- alt {
- []
L1.receive(LAPDm_ph_data:{sacch:=?,sapi:=0,lapdm:={bbis:=?}}) -> value ph_data {
- var octetstring payload :=
substr(ph_data.lapdm.bbis.payload, 1, lengthof(ph_data.lapdm.bbis.payload) - 1);
- var PDU_ML3_NW_MS pdu;
-
- if (dec_PDU_ML3_NW_MS_backtrack(payload, pdu)
!= 0) {
- repeat;
- }
-
- if (not ischosen(pdu.msgs.rrm)) {
- repeat;
- }
-
- if (match(pdu,
tr_PAGING_REQ1(tr_PAGING_REQ1_MI1_TMSI(hex2oct(expected_tmsi))))) {
- setverdict(pass);
- } else {
- repeat;
- }
- }
- [] L1.receive { repeat; }
- [] T.timeout { setverdict(fail); }
+ var TBF_UL_establish_req est_req := { tbf_nr := 0, ra := hex2int('7B'H)
};
+ L1.send(est_req);
+ T.start;
+ /* FIXME: wait for confirm */
+ alt {
+ [] L1.receive(TBF_UL_establish_res:?) {}
+ [] L1.receive { repeat; }
+ [] T.timeout {
+ setverdict(fail, "Timeout establishing UL TBF");
+ mtc.stop;
}
}
+ T.stop;
+}
- /* Send PS-PAGING via BSSGP to PCU, expect it to show up on L1/Um */
- testcase TC_paging() runs on dummy_CT {
- var hexstring tmsi_hex := '01234567'H;
- var GsmTmsi tmsi := hex2int(tmsi_hex);
+/* compute a random TLLI; FIXME: what about TLLI prefix / local/foreign/...? */
+function f_random_tlli() return GprsTlli {
+ var GprsTlli tlli := f_rnd_octstring(4);
+ return tlli;
+}
- g_mmctx.imsi := '262420123456789'H;
- g_mmctx.tlli := f_random_tlli();
- f_init();
-
- var BCCH_tune_req tune_req := { { false, 871 }, true };
- L1.send(tune_req);
- /* FIXME: wait for confirm */
-
- /* Send paging on signalling BVCI 0 since osmo-pcu does not
support paging on PTP yet. */
- /*
- TODO: Paging by IMSI does not work yet because osmo-pcu does
not copy IMSI into paging requests.
- BSSGP_SIG[0].send(ts_BSSGP_PS_PAGING_IMSI(0, g_mmctx.imsi));
- f_wait_paging_req_type1(hex2oct(g_mmctx.imsi));
- */
-
- /* Page by TMSI */
- BSSGP_SIG[0].send(ts_BSSGP_PS_PAGING_PTMSI(0, g_mmctx.imsi,
tmsi));
- f_wait_paging_req_type1(tmsi_hex);
- }
-
- /* Establish an UL TBF: Tune to ARFCN, send RACH, receive AGCH, enable
TBF Rx */
- function f_establish_ul_tbf() runs on dummy_CT {
- timer T := 5.0;
- var BCCH_tune_req tune_req := { { false, 871 }, true };
- L1.send(tune_req);
- /* FIXME: wait for confirm */
-
- var TBF_UL_establish_req est_req := { tbf_nr := 0, ra :=
hex2int('7B'H) };
- L1.send(est_req);
- T.start;
- /* FIXME: wait for confirm */
- alt {
- [] L1.receive(TBF_UL_establish_res:?) {}
- [] L1.receive { repeat; }
- [] T.timeout {
- setverdict(fail, "Timeout establishing UL TBF");
- mtc.stop;
- }
+/* Compute the frame number of the uplink block based on current fn + rrbp */
+function f_rrbp_fn(GsmFrameNumber fn, MacRrbp rrbp) return GsmFrameNumber {
+ var integer add;
+ select (rrbp) {
+ case (RRBP_Nplus13_mod_2715648) {
+ add := 13;
}
- T.stop;
- }
-
- /* compute a random TLLI; FIXME: what about TLLI prefix /
local/foreign/...? */
- function f_random_tlli() return GprsTlli {
- var GprsTlli tlli := f_rnd_octstring(4);
- return tlli;
- }
-
- /* Compute the frame number of the uplink block based on current fn +
rrbp */
- function f_rrbp_fn(GsmFrameNumber fn, MacRrbp rrbp) return
GsmFrameNumber {
- var integer add;
- select (rrbp) {
- case (RRBP_Nplus13_mod_2715648) {
- add := 13;
- }
- case (RRBP_Nplus17_or_18_mod_2715648) {
- add := 17; /* FIXME: What about 'or 18'? */
- }
- case (RRBP_Nplus21_or_22_mod_2715648) {
- add := 21; /* FIXME: What about 'or 22'? */
- }
- case (RRBP_Nplus26_mod_2715648) {
- add := 26;
- }
+ case (RRBP_Nplus17_or_18_mod_2715648) {
+ add := 17; /* FIXME: What about 'or 18'? */
}
- return (fn + add) mod 2715648;
+ case (RRBP_Nplus21_or_22_mod_2715648) {
+ add := 21; /* FIXME: What about 'or 22'? */
+ }
+ case (RRBP_Nplus26_mod_2715648) {
+ add := 26;
+ }
}
+ return (fn + add) mod 2715648;
+}
function f_bssgp_wait_ul_ud(template BssgpDecoded bd_exp) runs on dummy_CT {
@@ -371,304 +371,304 @@
L1.send(DCCH_release_req:{});
}
- testcase TC_rach() runs on dummy_CT {
- var BssgpBvci bvci := 196;
- g_mmctx.imsi := '262420123456789'H;
- g_mmctx.tlli := f_random_tlli();
+testcase TC_rach() runs on dummy_CT {
+ var BssgpBvci bvci := 196;
+ g_mmctx.imsi := '262420123456789'H;
+ g_mmctx.tlli := f_random_tlli();
- f_init();
+ f_init();
- f_bssgp_client_register(g_mmctx.imsi, g_mmctx.tlli,
mp_gb_cfg.cell_id);
+ f_bssgp_client_register(g_mmctx.imsi, g_mmctx.tlli, mp_gb_cfg.cell_id);
- f_bssgp_establish();
- }
+ f_bssgp_establish();
+}
- testcase TC_nsem() runs on dummy_CT {
+testcase TC_nsem() runs on dummy_CT {
- f_bssgp_establish();
+ f_bssgp_establish();
- while (true) {
- var BssgpDecoded bd;
- alt {
- [] BSSGP[0].receive(tr_BD_BSSGP(?)) -> value bd
{
- log("BSSGP Rx: ", bd);
- //log("GMM Rx: ",
dec_PDU_L3_MS_SGSN(pdu.payload));
- g_mmctx.tlli :=
bd.bssgp.pDU_BSSGP_UL_UNITDATA.tLLI;
- tx_gmm(LLC_CR_DL_CMD, gmm_auth_req);
- }
- [] BSSGP[0].receive(t_BssgpStsInd(?, ?,
BVC_S_UNBLOCKED)) { repeat; }
- [] BSSGP[0].receive { repeat; }
+ while (true) {
+ var BssgpDecoded bd;
+ alt {
+ [] BSSGP[0].receive(tr_BD_BSSGP(?)) -> value bd {
+ log("BSSGP Rx: ", bd);
+ //log("GMM Rx: ",
dec_PDU_L3_MS_SGSN(pdu.payload));
+ g_mmctx.tlli :=
bd.bssgp.pDU_BSSGP_UL_UNITDATA.tLLI;
+ tx_gmm(LLC_CR_DL_CMD, gmm_auth_req);
}
+ [] BSSGP[0].receive(t_BssgpStsInd(?, ?,
BVC_S_UNBLOCKED)) { repeat; }
+ [] BSSGP[0].receive { repeat; }
}
}
+}
- function f_llc_dec_and_log(in octetstring inp) {
- log("LLC Input: ", inp);
- var PDU_LLC dec := dec_PDU_LLC(inp);
- log("LLC Decoded: ", dec);
+function f_llc_dec_and_log(in octetstring inp) {
+ log("LLC Input: ", inp);
+ var PDU_LLC dec := dec_PDU_LLC(inp);
+ log("LLC Decoded: ", dec);
+}
+
+function f_llc_assert(in octetstring a, in octetstring b) {
+ log("LLC Input: ", a);
+ log("LLC Expected: ", b);
+
+ if (a != b) {
+ setverdict(fail, "LLC input ", b, " != expected ", a);
+ mtc.stop;
+ } else {
+ setverdict(pass);
}
+}
- function f_llc_assert(in octetstring a, in octetstring b) {
- log("LLC Input: ", a);
- log("LLC Expected: ", b);
- if (a != b) {
- setverdict(fail, "LLC input ", b, " != expected ", a);
- mtc.stop;
- } else {
- setverdict(pass);
- }
+testcase TC_selftest_llc() runs on dummy_CT {
+ const octetstring c_gmm_att_pcu :=
'01c001080103e5e000210a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c00020170580460b'O;
+ const octetstring c_gmm_att_pcu_nofcs :=
'01c001080103e5e000210a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c000201705'O;
+
+ f_llc_dec_and_log(c_gmm_att_pcu);
+
+ //f_llc_assert(f_LLC_append_fcs(c_gmm_att_pcu_nofcs), c_gmm_att_pcu);
+
+ log(valueof(ts_LLC_UI(gmm_auth_req, c_LLC_SAPI_LLGMM, LLC_CR_DL_CMD,
g_mmctx.n_u)));
+ log(ts_LLC_UI(gmm_auth_req, c_LLC_SAPI_LLGMM, LLC_CR_DL_CMD,
g_mmctx.n_u));
+}
+
+testcase TC_selftest_rlcmac() runs on dummy_CT {
+ var RlcmacDlCtrlBlock dcb;
+ var RlcmacUlCtrlBlock ucb;
+ const octetstring c_dl_ul_ack_nack :=
'40240080400000000000000077628dbba14b2b2b2b2b2b'O;
+ const octetstring c_dl_data :=
'0f00007341c001081200102198c72477ea104895e8b959acc58b108182f4d0454300'O;
+ const octetstring c_dl_data2 :=
'070002165dc0012b2b2b43c0012b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b00'O;
+ const octetstring c_ul_ctrl_ack :=
'4006ec51b7772b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b'O;
+ const octetstring c_ul_dl_ack_nack :=
'4008004000000000000000701000edc0000b2b2b2b2b2b'O;
+ const octetstring c_dl_ul_assign :=
'482857628dbbaf0126e68800082b2b2b2b2b2b2b2b2b2b'O;
+
+ log(c_dl_ul_ack_nack);
+ dcb := dec_RlcmacDlCtrlBlock(c_dl_ul_ack_nack);
+ log(dcb);
+ //log(dec_RlcmacDlCtrlMsg(dcb.payload));
+
+ f_rlcmac_dld_decenc(c_dl_data);
+
+ f_rlcmac_dld_decenc(c_dl_data2);
+
+ log(c_ul_ctrl_ack);
+ ucb := dec_RlcmacUlCtrlBlock(c_ul_ctrl_ack);
+ log(ucb);
+ //log(dec_RlcmacUlCtrlMsg(ucb.payload));
+
+ log(c_ul_dl_ack_nack);
+ ucb := dec_RlcmacUlCtrlBlock(c_ul_dl_ack_nack);
+ log(ucb);
+ //log(dec_RlcmacUlCtrlMsg(ucb.payload));
+
+ log(c_dl_ul_assign);
+ dcb := dec_RlcmacDlCtrlBlock(c_dl_ul_assign);
+ log(dcb);
+ //log(dec_RlcmacDlCtrlMsg(dcb.payload));
+
+ const octetstring c_uld_tlli_noext :=
'080101a61cab5201c001080103e5e000310a0005f4e61cab5232f44000c8001d1b00'O;
+ f_rlcmac_uld_decenc(c_uld_tlli_noext);
+
+ const octetstring c_uld_tlli_ext7pad :=
'0001041da61cab5200201705a96e102b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b00'O;
+ log("ULD_decenc");
+ f_rlcmac_uld_decenc(c_uld_tlli_ext7pad);
+ log("UL_decenc");
+ f_rlcmac_ul_decenc(c_uld_tlli_ext7pad);
+
+ f_rlcmac_ul_decenc(c_ul_dl_ack_nack);
+}
+
+function f_rlcmac_ul_decenc(in octetstring buf) {
+ log("==================================");
+ log("In: ", buf);
+ var RlcmacUlBlock udb := dec_RlcmacUlBlock(buf);
+ log("Dec: ", udb);
+ var octetstring enc := enc_RlcmacUlBlock(udb);
+ log("Enc: ", enc);
+ if (enc != buf) {
+ setverdict(fail, "Re-encoded data doesn't equal input data");
+ mtc.stop;
}
+}
-
- testcase TC_selftest_llc() runs on dummy_CT {
- const octetstring c_gmm_att_pcu :=
'01c001080103e5e000210a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c00020170580460b'O;
- const octetstring c_gmm_att_pcu_nofcs :=
'01c001080103e5e000210a0005f4fb146ddd32f44000c8001d1b53432b37159ef9090070000dd9c6321200e00019b32c642401c000201705'O;
-
- f_llc_dec_and_log(c_gmm_att_pcu);
-
- //f_llc_assert(f_LLC_append_fcs(c_gmm_att_pcu_nofcs),
c_gmm_att_pcu);
-
- log(valueof(ts_LLC_UI(gmm_auth_req, c_LLC_SAPI_LLGMM,
LLC_CR_DL_CMD, g_mmctx.n_u)));
- log(ts_LLC_UI(gmm_auth_req, c_LLC_SAPI_LLGMM, LLC_CR_DL_CMD,
g_mmctx.n_u));
+function f_rlcmac_uld_decenc(in octetstring buf) {
+ log("==================================");
+ log("In: ", buf);
+ var RlcmacUlDataBlock udb := dec_RlcmacUlDataBlock(buf);
+ log("Dec: ", udb);
+ var octetstring enc := enc_RlcmacUlDataBlock(udb);
+ log("Enc: ", enc);
+ if (enc != buf) {
+ setverdict(fail, "Re-encoded data doesn't equal input data");
+ mtc.stop;
}
+}
- testcase TC_selftest_rlcmac() runs on dummy_CT {
- var RlcmacDlCtrlBlock dcb;
- var RlcmacUlCtrlBlock ucb;
- const octetstring c_dl_ul_ack_nack :=
'40240080400000000000000077628dbba14b2b2b2b2b2b'O;
- const octetstring c_dl_data :=
'0f00007341c001081200102198c72477ea104895e8b959acc58b108182f4d0454300'O;
- const octetstring c_dl_data2 :=
'070002165dc0012b2b2b43c0012b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b00'O;
- const octetstring c_ul_ctrl_ack :=
'4006ec51b7772b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b'O;
- const octetstring c_ul_dl_ack_nack :=
'4008004000000000000000701000edc0000b2b2b2b2b2b'O;
- const octetstring c_dl_ul_assign :=
'482857628dbbaf0126e68800082b2b2b2b2b2b2b2b2b2b'O;
-
- log(c_dl_ul_ack_nack);
- dcb := dec_RlcmacDlCtrlBlock(c_dl_ul_ack_nack);
- log(dcb);
- //log(dec_RlcmacDlCtrlMsg(dcb.payload));
-
- f_rlcmac_dld_decenc(c_dl_data);
-
- f_rlcmac_dld_decenc(c_dl_data2);
-
- log(c_ul_ctrl_ack);
- ucb := dec_RlcmacUlCtrlBlock(c_ul_ctrl_ack);
- log(ucb);
- //log(dec_RlcmacUlCtrlMsg(ucb.payload));
-
- log(c_ul_dl_ack_nack);
- ucb := dec_RlcmacUlCtrlBlock(c_ul_dl_ack_nack);
- log(ucb);
- //log(dec_RlcmacUlCtrlMsg(ucb.payload));
-
- log(c_dl_ul_assign);
- dcb := dec_RlcmacDlCtrlBlock(c_dl_ul_assign);
- log(dcb);
- //log(dec_RlcmacDlCtrlMsg(dcb.payload));
-
- const octetstring c_uld_tlli_noext :=
'080101a61cab5201c001080103e5e000310a0005f4e61cab5232f44000c8001d1b00'O;
- f_rlcmac_uld_decenc(c_uld_tlli_noext);
-
- const octetstring c_uld_tlli_ext7pad :=
'0001041da61cab5200201705a96e102b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b00'O;
- log("ULD_decenc");
- f_rlcmac_uld_decenc(c_uld_tlli_ext7pad);
- log("UL_decenc");
- f_rlcmac_ul_decenc(c_uld_tlli_ext7pad);
-
- f_rlcmac_ul_decenc(c_ul_dl_ack_nack);
+function f_rlcmac_dld_decenc(in octetstring buf) {
+ log("==================================");
+ log("In: ", buf);
+ var RlcmacDlDataBlock udb := dec_RlcmacDlDataBlock(buf);
+ log("Dec: ", udb);
+ var octetstring enc := enc_RlcmacDlDataBlock(udb);
+ log("Enc: ", enc);
+ if (enc != buf) {
+ setverdict(fail, "Re-encoded data doesn't equal input data");
+ mtc.stop;
}
+}
- function f_rlcmac_ul_decenc(in octetstring buf) {
- log("==================================");
- log("In: ", buf);
- var RlcmacUlBlock udb := dec_RlcmacUlBlock(buf);
- log("Dec: ", udb);
- var octetstring enc := enc_RlcmacUlBlock(udb);
- log("Enc: ", enc);
- if (enc != buf) {
- setverdict(fail, "Re-encoded data doesn't equal input
data");
- mtc.stop;
- }
+
+testcase TC_selftest_rr() runs on dummy_CT {
+ //const octetstring c_paging_none :=
'06210001F02B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B'O
+ const octetstring c_paging_none := '1506210001F0'O;
+ const octetstring c_ia_tbf :=
'2d063f100fe3677bd8440000c800100b2b2b2b2b2b2b2b'O
+ log(c_paging_none);
+ log(dec_GsmRrMessage(c_paging_none));
+
+ log(c_ia_tbf);
+ log(dec_GsmRrMessage(c_ia_tbf));
+}
+
+function f_seq_octstr(integer len) return octetstring {
+ var octetstring payload := ''O;
+ for (var integer i := 0; i < len; i := i+1 ) {
+ payload := payload & int2oct(i mod 256, 1);
}
+ return payload;
+}
- function f_rlcmac_uld_decenc(in octetstring buf) {
- log("==================================");
- log("In: ", buf);
- var RlcmacUlDataBlock udb := dec_RlcmacUlDataBlock(buf);
- log("Dec: ", udb);
- var octetstring enc := enc_RlcmacUlDataBlock(udb);
- log("Enc: ", enc);
- if (enc != buf) {
- setverdict(fail, "Re-encoded data doesn't equal input
data");
- mtc.stop;
- }
- }
+testcase TC_ul_tbf_single_llc_sizes() runs on dummy_CT {
+ g_mmctx.imsi := '262420123456789'H;
+ g_mmctx.tlli := f_random_tlli();
+ f_init();
- function f_rlcmac_dld_decenc(in octetstring buf) {
- log("==================================");
- log("In: ", buf);
- var RlcmacDlDataBlock udb := dec_RlcmacDlDataBlock(buf);
- log("Dec: ", udb);
- var octetstring enc := enc_RlcmacDlDataBlock(udb);
- log("Enc: ", enc);
- if (enc != buf) {
- setverdict(fail, "Re-encoded data doesn't equal input
data");
- mtc.stop;
- }
- }
-
-
- testcase TC_selftest_rr() runs on dummy_CT {
- //const octetstring c_paging_none :=
'06210001F02B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B'O
- const octetstring c_paging_none := '1506210001F0'O;
- const octetstring c_ia_tbf :=
'2d063f100fe3677bd8440000c800100b2b2b2b2b2b2b2b'O
- log(c_paging_none);
- log(dec_GsmRrMessage(c_paging_none));
-
- log(c_ia_tbf);
- log(dec_GsmRrMessage(c_ia_tbf));
- }
-
- function f_seq_octstr(integer len) return octetstring {
- var octetstring payload := ''O;
- for (var integer i := 0; i < len; i := i+1 ) {
- payload := payload & int2oct(i mod 256, 1);
- }
- return payload;
- }
-
- testcase TC_ul_tbf_single_llc_sizes() runs on dummy_CT {
- g_mmctx.imsi := '262420123456789'H;
- g_mmctx.tlli := f_random_tlli();
- f_init();
-
- for (var integer len := 1; len <= 1560; len := len+1) {
- log("Testing Uplink TBF with single LLC-PDU of ", len,
" bytes");
- var octetstring payload := f_seq_octstr(len);
- var UlTbfPars ul_tbf_pars := {
- ack_mode := true,
- initial_cs := CS1,
- llc_pdus := {
- valueof(ts_LLC_UI(payload,
c_LLC_SAPI_LLGMM, '0'B, g_mmctx.n_u))
- }
- }
- var UlTbfState ul_tbf_state;
- f_UlTbfState_init(ul_tbf_state, ul_tbf_pars);
- f_ul_tbf(ul_tbf_state);
- f_sleep(1.0);
- }
-
- f_exit();
- }
-
- testcase TC_ul_tbf() runs on dummy_CT {
- g_mmctx.imsi := '262420123456789'H;
- g_mmctx.tlli := f_random_tlli();
- f_init();
-
- var octetstring payload := f_seq_octstr(1023);
+ for (var integer len := 1; len <= 1560; len := len+1) {
+ log("Testing Uplink TBF with single LLC-PDU of ", len, "
bytes");
+ var octetstring payload := f_seq_octstr(len);
var UlTbfPars ul_tbf_pars := {
ack_mode := true,
initial_cs := CS1,
- llc_pdus := {
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u)),
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u+1)),
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u+2)),
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u+3)),
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u+4)),
- valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u+5))
+ llc_pdus := {
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM,
'0'B, g_mmctx.n_u))
}
- };
+ }
var UlTbfState ul_tbf_state;
f_UlTbfState_init(ul_tbf_state, ul_tbf_pars);
f_ul_tbf(ul_tbf_state);
-
- f_exit();
+ f_sleep(1.0);
}
- testcase TC_dl_tbf() runs on dummy_CT {
- g_mmctx.imsi := '262420123456789'H;
- g_mmctx.tlli := f_random_tlli();
- f_init();
+ f_exit();
+}
- f_establish_dl_tbf();
+testcase TC_ul_tbf() runs on dummy_CT {
+ g_mmctx.imsi := '262420123456789'H;
+ g_mmctx.tlli := f_random_tlli();
+ f_init();
- f_exit();
- }
-
- function f_wait_tbf_dl(TbfNr tbf_nr, GprsTlli tlli) runs on dummy_CT
return ImmediateAssignment {
- var LAPDm_ph_data ph_data;
- var GsmRrMessage rr;
- timer T := 10.0;
- T.start;
- alt {
- []
L1.receive(LAPDm_ph_data:{sacch:=?,sapi:=0,lapdm:={bbis:=?}}) -> value ph_data {
- rr := dec_GsmRrMessage(ph_data.lapdm.bbis.payload);
- log("PCH/AGCH DL RR: ", rr);
- if (match(rr, t_RR_IMM_ASS_TBF_DL(tlli))) {
- var TbfPars tbf_pars := valueof(t_TbfParsInit);
- log("Received IMM.ASS for our TLLI!");
-
tbf_pars.tfi[rr.payload.imm_ass.pkt_chan_desc.tn] :=
-
rr.payload.imm_ass.rest_octets.hh.dl.group1.tfi_assignment;
- L1.send(TBF_DL_establish_req:{tbf_nr,
tbf_pars});
- } else {
- repeat;
- }
+ var octetstring payload := f_seq_octstr(1023);
+ var UlTbfPars ul_tbf_pars := {
+ ack_mode := true,
+ initial_cs := CS1,
+ llc_pdus := {
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u)),
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u+1)),
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u+2)),
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u+3)),
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u+4)),
+ valueof(ts_LLC_UI(payload, c_LLC_SAPI_LLGMM, '0'B,
g_mmctx.n_u+5))
}
- [] L1.receive { repeat };
- [] T.timeout {
- setverdict(fail, "Timeout waiting for IMM ASS")
- mtc.stop;
- }
+ };
+ var UlTbfState ul_tbf_state;
+ f_UlTbfState_init(ul_tbf_state, ul_tbf_pars);
+ f_ul_tbf(ul_tbf_state);
+
+ f_exit();
+}
+
+testcase TC_dl_tbf() runs on dummy_CT {
+ g_mmctx.imsi := '262420123456789'H;
+ g_mmctx.tlli := f_random_tlli();
+ f_init();
+
+ f_establish_dl_tbf();
+
+ f_exit();
+}
+
+function f_wait_tbf_dl(TbfNr tbf_nr, GprsTlli tlli) runs on dummy_CT return
ImmediateAssignment {
+ var LAPDm_ph_data ph_data;
+ var GsmRrMessage rr;
+ timer T := 10.0;
+ T.start;
+ alt {
+ [] L1.receive(LAPDm_ph_data:{sacch:=?,sapi:=0,lapdm:={bbis:=?}}) ->
value ph_data {
+ rr := dec_GsmRrMessage(ph_data.lapdm.bbis.payload);
+ log("PCH/AGCH DL RR: ", rr);
+ if (match(rr, t_RR_IMM_ASS_TBF_DL(tlli))) {
+ var TbfPars tbf_pars := valueof(t_TbfParsInit);
+ log("Received IMM.ASS for our TLLI!");
+ tbf_pars.tfi[rr.payload.imm_ass.pkt_chan_desc.tn] :=
+
rr.payload.imm_ass.rest_octets.hh.dl.group1.tfi_assignment;
+ L1.send(TBF_DL_establish_req:{tbf_nr, tbf_pars});
+ } else {
+ repeat;
}
- T.stop;
- return rr.payload.imm_ass;
}
-
- /* Establish an UL TBF: Tune to ARFCN, send RACH, receive AGCH, enable
TBF Rx */
- function f_establish_dl_tbf() runs on dummy_CT {
- timer T := 5.0;
- var BCCH_tune_req tune_req := { { false, 871 }, true };
- L1.send(tune_req);
- /* FIXME: wait for confirm */
-
- /* sending a GMM PDU as DL-UNITDATA should trigger Paging + DL
TBF Assignment */
- tx_gmm('1'B, '01020304'O, c_LLC_SAPI_LLGMM);
-
- /* Expect an IMM.ASS for PDCH on the AGCH */
- f_wait_tbf_dl(0, g_mmctx.tlli);
-
- var RLCMAC_ph_data_ind dl;
- alt {
- [] L1.receive(RLCMAC_ph_data_ind:{cs:=?, ts_nr:=?, fn:=?,
block:=tr_RLCMAC_DATA_RRBP}) ->
-value dl {
- var uint6_t tfi := dl.block.data.mac_hdr.hdr_ext.tfi;
- var GsmFrameNumber ul_fn := f_rrbp_fn(dl.fn,
dl.block.data.mac_hdr.mac_hdr.rrbp);
- var AckNackDescription an_desc := { /* FIXME: compute
this based on state */
- final_ack := '1'B,
- starting_seq_nr := 0,
- receive_block_bitmap :=
'0000000000000000000000000000000000000000000000000000000000000001'B
- }
- var RlcmacUlCtrlMsg ctrl_ack;
- ctrl_ack := valueof(ts_RlcMacUlCtrl_PKT_DL_ACK(tfi,
an_desc));
- var RlcmacUlBlock ul_block :=
valueof(ts_RLC_UL_CTRL_ACK(ctrl_ack));
- L1.send(ts_PH_DATA_ABS(0, CS1, dl.ts_nr, ul_fn, {false,
871}, ul_block));
- log("Sent DL ACK: ", ul_block);
- }
- [] L1.receive { repeat; }
+ [] L1.receive { repeat };
+ [] T.timeout {
+ setverdict(fail, "Timeout waiting for IMM ASS")
+ mtc.stop;
}
+ }
+ T.stop;
+ return rr.payload.imm_ass;
+}
- f_sleep(10.0);
+/* Establish an UL TBF: Tune to ARFCN, send RACH, receive AGCH, enable TBF Rx
*/
+function f_establish_dl_tbf() runs on dummy_CT {
+ timer T := 5.0;
+ var BCCH_tune_req tune_req := { { false, 871 }, true };
+ L1.send(tune_req);
+ /* FIXME: wait for confirm */
+
+ /* sending a GMM PDU as DL-UNITDATA should trigger Paging + DL TBF
Assignment */
+ tx_gmm('1'B, '01020304'O, c_LLC_SAPI_LLGMM);
+
+ /* Expect an IMM.ASS for PDCH on the AGCH */
+ f_wait_tbf_dl(0, g_mmctx.tlli);
+
+ var RLCMAC_ph_data_ind dl;
+ alt {
+ [] L1.receive(RLCMAC_ph_data_ind:{cs:=?, ts_nr:=?, fn:=?,
block:=tr_RLCMAC_DATA_RRBP}) -> value dl {
+ var uint6_t tfi := dl.block.data.mac_hdr.hdr_ext.tfi;
+ var GsmFrameNumber ul_fn := f_rrbp_fn(dl.fn,
dl.block.data.mac_hdr.mac_hdr.rrbp);
+ var AckNackDescription an_desc := { /* FIXME: compute this
based on state */
+ final_ack := '1'B,
+ starting_seq_nr := 0,
+ receive_block_bitmap :=
'0000000000000000000000000000000000000000000000000000000000000001'B
+ }
+ var RlcmacUlCtrlMsg ctrl_ack;
+ ctrl_ack := valueof(ts_RlcMacUlCtrl_PKT_DL_ACK(tfi, an_desc));
+ var RlcmacUlBlock ul_block :=
valueof(ts_RLC_UL_CTRL_ACK(ctrl_ack));
+ L1.send(ts_PH_DATA_ABS(0, CS1, dl.ts_nr, ul_fn, {false, 871},
ul_block));
+ log("Sent DL ACK: ", ul_block);
+ }
+ [] L1.receive { repeat; }
}
+ f_sleep(10.0);
+}
- control {
- execute(TC_selftest_ns());
- execute(TC_ul_tbf_single_llc_sizes());
- execute(TC_ul_tbf());
- execute(TC_paging());
- }
+
+control {
+ execute(TC_selftest_ns());
+ execute(TC_ul_tbf_single_llc_sizes());
+ execute(TC_ul_tbf());
+ execute(TC_paging());
+}
+
};
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: I6eaca0ec7fb9c2dc5d59e385bc3a3a8bb85fe23a
Gerrit-Change-Number: 13374
Gerrit-PatchSet: 2
Gerrit-Owner: Harald Welte <[email protected]>
Gerrit-Reviewer: Harald Welte <[email protected]>
Gerrit-Reviewer: Jenkins Builder (1000002)
