3933 lines
122 KiB
Plaintext
3933 lines
122 KiB
Plaintext
module BTS_Tests {
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import from General_Types all;
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import from GSM_Types all;
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import from GSM_RR_Types all;
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import from Osmocom_Types all;
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import from GSM_Types all;
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import from GSM_SystemInformation all;
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import from L1CTL_PortType all;
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import from L1CTL_Types all;
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import from LAPDm_Types all;
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import from Osmocom_CTRL_Adapter all;
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import from Osmocom_CTRL_Functions all;
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import from RSL_Types all;
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import from IPA_Types all;
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import from IPA_Emulation all;
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import from RSL_Emulation all;
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import from IPL4asp_Types all;
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import from TRXC_Types all;
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import from TRXC_CodecPort all;
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import from TRXC_CodecPort_CtrlFunct all;
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import from PCUIF_Types all;
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import from PCUIF_CodecPort all;
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import from MobileL3_CommonIE_Types all;
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import from MobileL3_RRM_Types all;
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import from MobileL3_Types all;
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import from L3_Templates all;
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import from Osmocom_VTY_Functions all;
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import from TELNETasp_PortType all;
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/* The tests assume a BTS with the following timeslot configuration:
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* TS0 : Combined CCCH + SDCCH/4
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* TS1 : TCH/F
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* TS2 : TCH/F
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* TS3 : TCH/F_PDCH (IPA Style)
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* TS4 : TCH/F_TCH/H_PDCH (Osmocom Style)
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* TS5 : TCH/H
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* TS6 : SDCCH/8
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* TS7 : PDCH
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*/
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modulepar {
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charstring mp_rsl_ip := "127.0.0.2";
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integer mp_rsl_port := 3003;
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integer mp_trx0_arfcn := 871;
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charstring mp_bb_trxc_ip := "127.0.0.1";
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integer mp_bb_trxc_port := 6701;
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charstring mp_pcu_socket := PCU_SOCK_DEFAULT;
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integer mp_tolerance_rxqual := 1;
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integer mp_tolerance_rxlev := 3;
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charstring mp_ctrl_ip := "127.0.0.1";
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integer mp_ctrl_port := 4238;
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integer mp_rxlev_exp := 57;
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}
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type record of RslChannelNr ChannelNrs;
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type component test_CT extends CTRL_Adapter_CT {
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/* IPA Emulation component underneath RSL */
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var IPA_Emulation_CT vc_IPA;
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/* RSL Emulation component (for ConnHdlr tests) */
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var RSL_Emulation_CT vc_RSL;
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/* Direct RSL_CCHAN_PT */
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port RSL_CCHAN_PT RSL_CCHAN;
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/* L1CTL port (for classic tests) */
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port L1CTL_PT L1CTL;
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/* TRXC port (for classic tests) */
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port TRXC_CODEC_PT BB_TRXC;
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var integer g_bb_trxc_conn_id;
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port TELNETasp_PT BTSVTY;
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/* PCU Interface of BTS */
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port PCUIF_CODEC_PT PCU;
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var integer g_pcu_conn_id;
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/* Last PCU INFO IND we received */
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var PCUIF_Message g_pcu_last_info;
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/* SI configuration */
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var SystemInformationConfig si_cfg := {
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bcch_extended := false,
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si1_present := false,
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si2bis_present := false,
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si2ter_present := false,
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si2quater_present := false,
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si7_present := false,
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si8_present := false,
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si9_present := false,
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si13_present := false,
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si13alt_present := false,
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si15_present := false,
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si16_present := false,
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si17_present := false,
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si2n_present := false,
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si21_present := false,
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si22_present := false
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};
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/* all logical channels available on the BTS */
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var ChannelNrs g_AllChannels;
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var ChannelNrs g_AllChanTypes;
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}
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/* an individual call / channel */
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type component ConnHdlr extends RSL_DchanHdlr {
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port L1CTL_PT L1CTL;
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port TRXC_CODEC_PT BB_TRXC;
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var integer g_bb_trxc_conn_id;
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timer g_Tguard;
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timer g_Tmeas_exp := 2.0; /* >= 103 SACCH multiframe ~ 500ms */
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var ConnHdlrPars g_pars;
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var uint8_t g_next_meas_res_nr := 0;
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var boolean g_first_meas_res := true;
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/* PCU Interface of BTS */
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port PCUIF_CODEC_PT PCU;
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}
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function f_init_rsl(charstring id) runs on test_CT {
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vc_IPA := IPA_Emulation_CT.create(id & "-RSL-IPA");
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vc_RSL := RSL_Emulation_CT.create(id & "-RSL");
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map(vc_IPA:IPA_PORT, system:IPA_CODEC_PT);
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connect(vc_IPA:IPA_RSL_PORT, vc_RSL:IPA_PT);
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connect(self:RSL_CCHAN, vc_RSL:CCHAN_PT);
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vc_IPA.start(IPA_Emulation.main_server(mp_rsl_ip, mp_rsl_port));
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vc_RSL.start(RSL_Emulation.main(false));
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}
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type record ConnHdlrPars {
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RslChannelNr chan_nr,
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RSL_IE_ChannelMode chan_mode,
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float t_guard,
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ConnL1Pars l1_pars,
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TestSpecUnion spec optional,
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RSL_IE_EncryptionInfo encr optional
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}
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/* Test-specific parameters */
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type union TestSpecUnion {
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RllTestCase rll
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}
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template (value) RachControlParameters ts_RachCtrl_default := {
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max_retrans := RACH_MAX_RETRANS_7,
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tx_integer := '1001'B, /* 12 slots */
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cell_barr_access := false,
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re_not_allowed := true,
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acc := '0000010000000000'B
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};
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template (value) CellSelectionParameters ts_CellSelPar_default := {
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cell_resel_hyst_2dB := 2,
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ms_txpwr_max_cch := 7,
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acs := '0'B,
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neci := true,
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rxlev_access_min := 0
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}
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template (value) LocationAreaIdentification ts_LAI_default := {
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mcc_mnc := '262F42'H,
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lac := 42
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}
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/* Default SYSTEM INFORMATION 3 */
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template (value) SystemInformation ts_SI3_default := {
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header := ts_RrHeader(SYSTEM_INFORMATION_TYPE_3, 18),
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payload := {
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si3 := {
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cell_id := 23,
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lai := ts_LAI_default,
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ctrl_chan_desc := {
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msc_r99 := true,
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att := true,
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bs_ag_blks_res := 1,
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ccch_conf := CCHAN_DESC_1CCCH_COMBINED,
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si22ind := false,
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cbq3 := CBQ3_IU_MODE_NOT_SUPPORTED,
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spare := '00'B,
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bs_pa_mfrms := 0, /* 2 multiframes */
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t3212 := 1 /* 6 minutes */
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},
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cell_options := {
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dn_ind := false,
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pwrc := false,
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dtx := MS_MAY_USE_UL_DTX,
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radio_link_tout_div4 := (32/4)-1
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},
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cell_sel_par := ts_CellSelPar_default,
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rach_control := ts_RachCtrl_default,
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rest_octets := '2B2B2B2B'O
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}
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}
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}
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template (value) SystemInformation ts_SI2_default := {
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header := ts_RrHeader(SYSTEM_INFORMATION_TYPE_2, 22),
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payload := {
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si2 := {
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bcch_freq_list := '00000000000000000000000000000000'O,
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ncc_permitted := '11111111'B,
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rach_control := ts_RachCtrl_default
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}
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}
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}
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template (value) SystemInformation ts_SI4_default := {
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header := ts_RrHeader(SYSTEM_INFORMATION_TYPE_4, 12), /* no CBCH / restoct */
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payload := {
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si4 := {
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lai := ts_LAI_default,
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cell_sel_par := ts_CellSelPar_default,
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rach_control := ts_RachCtrl_default,
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cbch_chan_desc := omit,
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cbch_mobile_alloc := omit,
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rest_octets := ''O
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}
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}
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}
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function f_rsl_bcch_fill_raw(RSL_IE_SysinfoType rsl_si_type, octetstring si_enc)
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runs on test_CT {
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log("Setting ", rsl_si_type, ": ", si_enc);
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RSL_CCHAN.send(ts_RSL_UD(ts_RSL_BCCH_INFO(rsl_si_type, si_enc)));
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}
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function f_rsl_bcch_fill(RSL_IE_SysinfoType rsl_si_type, template (value) SystemInformation si_dec)
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runs on test_CT {
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var octetstring si_enc := enc_SystemInformation(valueof(si_dec));
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log("Setting ", rsl_si_type, ": ", si_dec);
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f_rsl_bcch_fill_raw(rsl_si_type, si_enc);
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}
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private function f_init_vty(charstring id) runs on test_CT {
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map(self:BTSVTY, system:BTSVTY);
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f_vty_set_prompts(BTSVTY);
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f_vty_transceive(BTSVTY, "enable");
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}
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/* PCU socket may at any time receive a new INFO.ind */
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private altstep as_pcu_info_ind(PCUIF_CODEC_PT pt, integer pcu_conn_id,
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out PCUIF_Message pcu_last_info) {
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var PCUIF_send_data sd;
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[] pt.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(0, ?))) -> value sd {
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pcu_last_info := sd.data;
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}
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[] pt.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(?, ?, ?))) -> value sd {
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setverdict(fail, "Invalid PCU Version/BTS Number received");
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mtc.stop;
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}
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}
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private function f_init_pcu(PCUIF_CODEC_PT pt, charstring id,
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out integer pcu_conn_id, out PCUIF_Message pcu_last_info) {
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timer T := 2.0;
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var PCUIF_send_data sd;
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if (mp_pcu_socket == "") {
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pcu_conn_id := -1;
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return;
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}
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pcu_conn_id := f_pcuif_connect(pt, mp_pcu_socket);
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T.start;
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alt {
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[] as_pcu_info_ind(pt, pcu_conn_id, pcu_last_info);
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[] T.timeout {
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setverdict(fail, "Timeout waiting for PCU INFO_IND");
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mtc.stop;
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}
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}
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}
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/* global init function */
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function f_init(charstring id := "BTS-Test") runs on test_CT {
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timer T := 10.0;
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g_AllChannels := {
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/* TS 1..4: TCH/F */
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valueof(ts_RslChanNr_Bm(1)), valueof(ts_RslChanNr_Bm(2)),
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valueof(ts_RslChanNr_Bm(3)), valueof(ts_RslChanNr_Bm(4)),
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/* TS 5: TCH/H */
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valueof(ts_RslChanNr_Lm(5,0)), valueof(ts_RslChanNr_Lm(5,1)),
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/* TS 0: SDCCH/4 */
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valueof(ts_RslChanNr_SDCCH4(0,0)), valueof(ts_RslChanNr_SDCCH4(0,1)),
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valueof(ts_RslChanNr_SDCCH4(0,2)), valueof(ts_RslChanNr_SDCCH4(0,3)),
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/* TS 6: SDCCH/8 */
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valueof(ts_RslChanNr_SDCCH8(6,0)), valueof(ts_RslChanNr_SDCCH8(6,1)),
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valueof(ts_RslChanNr_SDCCH8(6,2)), valueof(ts_RslChanNr_SDCCH8(6,3)),
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valueof(ts_RslChanNr_SDCCH8(6,4)), valueof(ts_RslChanNr_SDCCH8(6,5)),
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valueof(ts_RslChanNr_SDCCH8(6,6)), valueof(ts_RslChanNr_SDCCH8(6,7))
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};
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g_AllChanTypes := {
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/* TS 1..4: TCH/F */
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//valueof(ts_RslChanNr_Bm(1)),
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/* TS 5: TCH/H */
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//valueof(ts_RslChanNr_Lm(5,1)),
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/* TS 0: SDCCH/4 */
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valueof(ts_RslChanNr_SDCCH4(0,2)),
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/* TS 6: SDCCH/8 */
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valueof(ts_RslChanNr_SDCCH8(6,4))
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};
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f_init_rsl(id);
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T.start;
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alt {
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[] RSL_CCHAN.receive(ASP_IPA_Event:{up_down := ASP_IPA_EVENT_UP});
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[] T.timeout {
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setverdict(fail, "Timeout waiting for ASP_IPA_EVENT_UP");
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mtc.stop;
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}
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}
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f_sleep(0.5); /* workaround for OS#3000 */
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f_init_vty(id);
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f_ipa_ctrl_start(mp_ctrl_ip, mp_ctrl_port);
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/* Send SI3 to the BTS, it is needed for various computations */
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f_rsl_bcch_fill(RSL_SYSTEM_INFO_3, ts_SI3_default);
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/* SI2 + SI4 are required for SI testing as they are mandatory defaults */
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f_rsl_bcch_fill(RSL_SYSTEM_INFO_2, ts_SI2_default);
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f_rsl_bcch_fill(RSL_SYSTEM_INFO_4, ts_SI4_default);
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map(self:PCU, system:PCU);
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f_init_pcu(PCU, id, g_pcu_conn_id, g_pcu_last_info);
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if (mp_bb_trxc_port != -1) {
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var TrxcMessage ret;
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/* start with a default moderate timing offset equalling TA=2 */
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f_main_trxc_connect();
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ret := f_TRXC_transceive(BB_TRXC, g_bb_trxc_conn_id, valueof(ts_TRXC_FAKE_TIMING(2*256)));
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}
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}
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function f_shutdown() runs on test_CT {
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/* mtc.stop cleanly stops testcase execution to avoid unclean shutdown */
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all component.stop;
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mtc.stop;
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}
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/* Attach L1CTL to master test_CT (classic tests, non-handler mode) */
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function f_init_l1ctl() runs on test_CT {
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map(self:L1CTL, system:L1CTL);
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f_connect_reset(L1CTL);
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}
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type function void_fn(charstring id) runs on ConnHdlr;
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/* create a new test component */
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function f_start_handler(void_fn fn, ConnHdlrPars pars, boolean pcu_comp := false)
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runs on test_CT return ConnHdlr {
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var charstring id := testcasename();
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var ConnHdlr vc_conn;
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vc_conn := ConnHdlr.create(id);
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/* connect to RSL Emulation main component */
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connect(vc_conn:RSL, vc_RSL:CLIENT_PT);
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connect(vc_conn:RSL_PROC, vc_RSL:RSL_PROC);
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if (pcu_comp) {
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/* the ConnHdlr component wants to talk directly to the PCU, so disconnect
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* it from the test_CT and connect it to the component. This obviously only
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* works for one component, i.e. no concurrency */
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unmap(self:PCU, system:PCU);
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map(vc_conn:PCU, system:PCU);
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}
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vc_conn.start(f_handler_init(fn, id, pars));
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return vc_conn;
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}
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template ASP_RSL_Unitdata ts_RSL_UD(template RSL_Message rsl, IpaStreamId sid := IPAC_PROTO_RSL_TRX0) := {
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streamId := sid,
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rsl := rsl
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}
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template ASP_RSL_Unitdata tr_RSL_UD(template RSL_Message rsl,
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template IpaStreamId sid := IPAC_PROTO_RSL_TRX0) := {
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streamId := sid,
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rsl := rsl
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}
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private altstep as_Tguard() runs on ConnHdlr {
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[] g_Tguard.timeout {
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setverdict(fail, "Tguard timeout");
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mtc.stop;
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}
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}
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private function f_l1_tune(L1CTL_PT L1CTL) {
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f_L1CTL_FBSB(L1CTL, { false, mp_trx0_arfcn }, CCCH_MODE_COMBINED, mp_rxlev_exp);
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}
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private function f_trxc_connect() runs on ConnHdlr {
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map(self:BB_TRXC, system:BB_TRXC);
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var Result res;
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res := TRXC_CodecPort_CtrlFunct.f_IPL4_connect(BB_TRXC, mp_bb_trxc_ip, mp_bb_trxc_port,
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"", -1, -1, {udp:={}}, {});
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if (not ispresent(res.connId)) {
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setverdict(fail, "Could not connect to trx-control interface of trxcon, check your configuration");
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mtc.stop;
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}
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g_bb_trxc_conn_id := res.connId;
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}
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private function f_trxc_fake_rssi(uint8_t rssi) runs on ConnHdlr {
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var TrxcMessage ret;
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ret := f_TRXC_transceive(BB_TRXC, g_bb_trxc_conn_id, valueof(ts_TRXC_FAKE_RSSI(rssi)));
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}
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private function f_trx_fake_toffs256(int16_t toffs256) runs on ConnHdlr {
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var TrxcMessage ret;
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ret := f_TRXC_transceive(BB_TRXC, g_bb_trxc_conn_id, valueof(ts_TRXC_FAKE_TIMING(toffs256)));
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}
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/* first function started in ConnHdlr component */
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private function f_handler_init(void_fn fn, charstring id, ConnHdlrPars pars)
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runs on ConnHdlr {
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g_pars := pars;
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g_chan_nr := pars.chan_nr;
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map(self:L1CTL, system:L1CTL);
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f_connect_reset(L1CTL);
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if (mp_bb_trxc_port != -1) {
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f_trxc_connect();
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}
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g_Tguard.start(pars.t_guard);
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activate(as_Tguard());
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f_rslem_register(0, pars.chan_nr);
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/* call the user-supplied test case function */
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fn.apply(id);
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}
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function f_rsl_transceive_ret(template RSL_Message tx, template RSL_Message exp_rx, charstring id,
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boolean ignore_other := false)
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runs on ConnHdlr return RSL_Message {
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var RSL_Message rx;
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timer T := 3.0;
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RSL.send(tx);
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T.start;
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alt {
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[] RSL.receive(exp_rx) -> value rx {
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T.stop;
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|
setverdict(pass);
|
|
}
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout expecting " & id);
|
|
mtc.stop;
|
|
}
|
|
[not ignore_other] as_l1_sacch();
|
|
[not ignore_other] as_meas_res();
|
|
[not ignore_other] as_l1_dcch();
|
|
[not ignore_other] RSL.receive {
|
|
setverdict(fail, "Unexpected RSL message received");
|
|
mtc.stop;
|
|
}
|
|
[ignore_other] RSL.receive { repeat; }
|
|
}
|
|
return rx;
|
|
}
|
|
|
|
function f_rsl_transceive(template RSL_Message tx, template RSL_Message exp_rx, charstring id,
|
|
boolean ignore_other := false)
|
|
runs on ConnHdlr {
|
|
var RSL_Message rx := f_rsl_transceive_ret(tx, exp_rx, id, ignore_other);
|
|
}
|
|
|
|
function f_rsl_chan_act(RSL_IE_ChannelMode mode, boolean encr_enable := false)
|
|
runs on ConnHdlr {
|
|
var RSL_Message ch_act := valueof(ts_RSL_CHAN_ACT(g_chan_nr, mode));
|
|
if (encr_enable) {
|
|
/* append encryption related IEs, if requested */
|
|
var RSL_IE_EncryptionInfo encr_info;
|
|
encr_info := valueof(ts_RSL_IE_EncrInfo(g_pars.encr.alg_id, g_pars.encr.key));
|
|
ch_act.ies := ch_act.ies & { valueof(t_RSL_IE(RSL_IE_ENCR_INFO, RSL_IE_Body:{encr_info :=
|
|
encr_info})) };
|
|
}
|
|
f_rsl_transceive(ch_act, tr_RSL_CHAN_ACT_ACK(g_chan_nr), "RSL CHAN ACT");
|
|
}
|
|
|
|
function f_rsl_chan_deact() runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_RF_CHAN_REL(g_chan_nr), tr_RSL_RF_CHAN_REL_ACK(g_chan_nr),
|
|
"RF CHAN REL", true);
|
|
}
|
|
|
|
private template ConnHdlrPars t_Pars(template RslChannelNr chan_nr,
|
|
template RSL_IE_ChannelMode chan_mode,
|
|
float t_guard := 20.0) := {
|
|
chan_nr := valueof(chan_nr),
|
|
chan_mode := valueof(chan_mode),
|
|
t_guard := t_guard,
|
|
l1_pars := {
|
|
dtx_enabled := false,
|
|
toa256_enabled := false,
|
|
meas_ul := {
|
|
full := {
|
|
rxlev := dbm2rxlev(-53),
|
|
rxqual := 0
|
|
},
|
|
sub := {
|
|
rxlev := dbm2rxlev(-53),
|
|
rxqual := 0
|
|
}
|
|
},
|
|
timing_offset_256syms := 0,
|
|
bs_power_level := 0,
|
|
ms_power_level := 0,
|
|
ms_actual_ta := 0
|
|
},
|
|
spec := omit,
|
|
encr := omit
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Channel Activation / Deactivation
|
|
***********************************************************************/
|
|
|
|
/* Stress test: Do 500 channel activations/deactivations in rapid succession */
|
|
function f_TC_chan_act_stress(charstring id) runs on ConnHdlr {
|
|
for (var integer i := 0; i < 500; i := i+1) {
|
|
f_rsl_chan_act(g_pars.chan_mode);
|
|
f_rsl_chan_deact();
|
|
}
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_chan_act_stress() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init(testcasename());
|
|
vc_conn := f_start_handler(refers(f_TC_chan_act_stress), pars);
|
|
vc_conn.done;
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Test if re-activation of an already active channel fails as expected */
|
|
function f_TC_chan_act_react(charstring id) runs on ConnHdlr {
|
|
f_rsl_chan_act(g_pars.chan_mode);
|
|
/* attempt to activate the same lchan again -> expect reject */
|
|
RSL.send(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode));
|
|
alt {
|
|
[] RSL.receive(tr_RSL_CHAN_ACT_ACK(g_chan_nr)) {
|
|
setverdict(fail, "Unexpected CHAN ACT ACK on double activation");
|
|
mtc.stop;
|
|
}
|
|
[] RSL.receive(tr_RSL_CHAN_ACT_NACK(g_chan_nr)) {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
f_rsl_chan_deact();
|
|
}
|
|
testcase TC_chan_act_react() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init();
|
|
vc_conn := f_start_handler(refers(f_TC_chan_act_react), pars);
|
|
vc_conn.done;
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Attempt to de-activate a channel that's not active */
|
|
function f_TC_chan_deact_not_active(charstring id) runs on ConnHdlr {
|
|
timer T := 3.0;
|
|
RSL.send(ts_RSL_RF_CHAN_REL(g_chan_nr));
|
|
T.start;
|
|
alt {
|
|
[] RSL.receive(tr_RSL_RF_CHAN_REL_ACK(g_chan_nr)) {
|
|
setverdict(pass);
|
|
}
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout expecting RF_CHAN_REL_ACK");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
testcase TC_chan_deact_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init();
|
|
var ConnHdlr vc_conn := f_start_handler(refers(f_TC_chan_deact_not_active), pars);
|
|
vc_conn.done;
|
|
f_shutdown();
|
|
}
|
|
|
|
/* attempt to activate channel with wrong RSL Channel Nr IE; expect NACK */
|
|
function f_TC_chan_act_wrong_nr(charstring id) runs on ConnHdlr {
|
|
RSL.send(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode));
|
|
alt {
|
|
[] RSL.receive(tr_RSL_CHAN_ACT_ACK(g_chan_nr)) {
|
|
setverdict(fail, "Unexpected CHAN ACT ACK");
|
|
mtc.stop;
|
|
}
|
|
[] RSL.receive(tr_RSL_CHAN_ACT_NACK(g_chan_nr)) {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
}
|
|
private type record WrongChanNrCase {
|
|
RslChannelNr chan_nr,
|
|
charstring description
|
|
}
|
|
private type record of WrongChanNrCase WrongChanNrCases;
|
|
private template WrongChanNrCase t_WCN(template RslChannelNr chan_nr, charstring desc) := {
|
|
chan_nr := chan_nr,
|
|
description := desc
|
|
}
|
|
|
|
testcase TC_chan_act_wrong_nr() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
|
|
f_init();
|
|
|
|
var WrongChanNrCases wrong := {
|
|
valueof(t_WCN(t_RslChanNr_RACH(0), "RACH is not a dedicated channel")),
|
|
valueof(t_WCN(t_RslChanNr_RACH(1), "RACH doesn't exist on timeslot")),
|
|
valueof(t_WCN(t_RslChanNr_BCCH(0), "BCCH is not a dedicated channel")),
|
|
valueof(t_WCN(t_RslChanNr_PCH_AGCH(0), "PCH/AGCH is not a dedicated channel")),
|
|
valueof(t_WCN(t_RslChanNr_Bm(0), "TS0 cannot be TCH/F")),
|
|
valueof(t_WCN(t_RslChanNr_Lm(0, 0), "TS0 cannot be TCH/H")),
|
|
valueof(t_WCN(t_RslChanNr_Lm(0, 1), "TS0 cannot be TCH/H")),
|
|
valueof(t_WCN(t_RslChanNr_PDCH(0), "TS0 cannot be PDCH")),
|
|
valueof(t_WCN(t_RslChanNr_SDCCH8(0, 0), "TS0 cannot be SDCCH/8")),
|
|
valueof(t_WCN(t_RslChanNr_SDCCH8(0, 7), "TS0 cannot be SDCCH/8")),
|
|
valueof(t_WCN(t_RslChanNr_SDCCH4(7, 0), "TS7 cannot be SDCCH/4")),
|
|
valueof(t_WCN(t_RslChanNr_SDCCH4(7, 3), "TS7 cannot be SDCCH/4")),
|
|
valueof(t_WCN(t_RslChanNr_Lm(1, 0), "TS1 cannot be TCH/H"))
|
|
};
|
|
|
|
for (var integer i := 0; i < sizeof(wrong); i := i+1) {
|
|
pars := valueof(t_Pars(wrong[i].chan_nr, ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_chan_act_wrong_nr), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
/* execute the same callback function on a variety of logical channels */
|
|
private function f_testmatrix_each_chan(ConnHdlrPars pars, void_fn fn) runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
/* test on each of the channels we have */
|
|
for (var integer i := 0; i < sizeof(g_AllChanTypes); i := i+1) {
|
|
pars.chan_nr := valueof(g_AllChanTypes[i]);
|
|
|
|
log(testcasename(), ": XXX Starting on ", g_AllChanTypes[i]);
|
|
vc_conn := f_start_handler(fn, pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
f_shutdown();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SACCH handling
|
|
***********************************************************************/
|
|
|
|
private function f_exp_sacch(boolean exp) runs on ConnHdlr {
|
|
timer T_sacch := 3.0;
|
|
T_sacch.start;
|
|
alt {
|
|
[not exp] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(0))) {
|
|
setverdict(fail, "Received SACCH when not expecting it");
|
|
mtc.stop;
|
|
}
|
|
[not exp] T_sacch.timeout {
|
|
setverdict(pass);
|
|
}
|
|
[exp] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(0))) {
|
|
setverdict(pass);
|
|
}
|
|
[exp] T_sacch.timeout {
|
|
setverdict(fail, "Timeout waiting for SACCH on ", g_chan_nr);
|
|
mtc.stop;
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
}
|
|
|
|
/* Test if DEACTIVATE SACCH actualy deactivates its transmission (TS 48.058 4.6) */
|
|
private function f_TC_deact_sacch(charstring id) runs on ConnHdlr {
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* check that SACCH actually are received as expected */
|
|
f_exp_sacch(true);
|
|
|
|
/* deactivate SACCH on the logical channel */
|
|
RSL.send(ts_RSL_DEACT_SACCH(g_chan_nr));
|
|
f_sleep(1.0);
|
|
L1CTL.clear;
|
|
|
|
/* check that no SACCH are received anymore */
|
|
f_exp_sacch(false);
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
testcase TC_deact_sacch() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init();
|
|
for (var integer i := 0; i < sizeof(g_AllChannels); i := i+1) {
|
|
//for (var integer i := 0; i < 1; i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChannels[i], ts_RSL_ChanMode_SIGN));
|
|
log(testcasename(), ": Starting for ", g_AllChannels[i]);
|
|
vc_conn := f_start_handler(refers(f_TC_deact_sacch), pars);
|
|
vc_conn.done;
|
|
}
|
|
/* TODO: do the above in parallel, rather than sequentially? */
|
|
f_shutdown();
|
|
}
|
|
|
|
/* verify that given SACCH payload is present */
|
|
private function f_sacch_present(template octetstring l3_exp) runs on ConnHdlr {
|
|
var L1ctlDlMessage dl;
|
|
/* check that the specified SI5 value is actually sent */
|
|
timer T_sacch := 3.0;
|
|
L1CTL.clear;
|
|
T_sacch.start;
|
|
alt {
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(0))) -> value dl {
|
|
var octetstring l3 := substr(dl.payload.data_ind.payload, 4, 19);
|
|
if (match(l3, l3_exp)) {
|
|
setverdict(pass);
|
|
} else {
|
|
repeat;
|
|
}
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T_sacch.timeout {
|
|
setverdict(fail, "Timeout waiting for SACCH ", l3_exp);
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* verify that given SACCH payload is not present */
|
|
private function f_sacch_missing(template octetstring l3_exp) runs on ConnHdlr {
|
|
var L1ctlDlMessage dl;
|
|
/* check that the specified SI5 value is actually sent */
|
|
timer T_sacch := 3.0;
|
|
L1CTL.clear;
|
|
T_sacch.start;
|
|
alt {
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(0))) -> value dl {
|
|
var octetstring l3 := substr(dl.payload.data_ind.payload, 4, 19);
|
|
if (match(l3, l3_exp)) {
|
|
setverdict(fail, "Received unexpected SACCH ", dl);
|
|
mtc.stop;
|
|
} else {
|
|
repeat;
|
|
}
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T_sacch.timeout {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Test for default SACCH FILL transmitted in DL SACCH (all channel types) */
|
|
private function f_TC_sacch_filling(charstring id) runs on ConnHdlr {
|
|
/* Set a known default SACCH filling for SI5 */
|
|
var octetstring si5 := f_rnd_octstring(19);
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5, si5));
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
|
|
/* check that the specified SI5 value is actually sent */
|
|
f_sacch_present(si5);
|
|
|
|
/* release the channel */
|
|
RSL.clear;
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
testcase TC_sacch_filling() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init();
|
|
for (var integer i := 0; i < sizeof(g_AllChannels); i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChannels[i], ts_RSL_ChanMode_SIGN));
|
|
log(testcasename(), ": Starting for ", g_AllChannels[i]);
|
|
vc_conn := f_start_handler(refers(f_TC_sacch_filling), pars);
|
|
vc_conn.done;
|
|
}
|
|
/* TODO: do the above in parallel, rather than sequentially? */
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Test for lchan-specific SACCH INFO MODIFY (TS 48.058 4.12) */
|
|
private function f_TC_sacch_info_mod(charstring id) runs on ConnHdlr {
|
|
/* Set a known default SACCH filling for SI5 */
|
|
var octetstring si5 := f_rnd_octstring(19);
|
|
var octetstring si5_diff := f_rnd_octstring(19);
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5, si5));
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
log("Activating channel, expecting standard SI5");
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
/* check that the specified SI5 value is actually sent */
|
|
f_sacch_present(si5);
|
|
|
|
/* set channel-specific different SI5 */
|
|
log("Setting channel specific SACCH INFO, expecting it");
|
|
RSL.send(ts_RSL_SACCH_INF_MOD(g_chan_nr, RSL_SYSTEM_INFO_5, si5_diff))
|
|
/* check that the specified lchan-specific value is now used */
|
|
f_sacch_present(si5_diff);
|
|
|
|
/* deactivate the channel and re-activate it, this should result in default SI5 */
|
|
log("De-activating and re-activating channel, expecting standard SI5");
|
|
f_rsl_chan_deact();
|
|
f_rsl_chan_act(valueof(ts_RSL_ChanMode_SIGN));
|
|
/* Verify that the TRX-wide default SACCH filling is present again */
|
|
f_sacch_present(si5);
|
|
|
|
/* release the channel */
|
|
RSL.clear;
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
testcase TC_sacch_info_mod() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init();
|
|
for (var integer i := 0; i < sizeof(g_AllChannels); i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChannels[i], ts_RSL_ChanMode_SIGN));
|
|
log(testcasename(), ": Starting for ", g_AllChannels[i]);
|
|
vc_conn := f_start_handler(refers(f_TC_sacch_info_mod), pars);
|
|
vc_conn.done;
|
|
}
|
|
/* TODO: do the above in parallel, rather than sequentially? */
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Test SACCH scheduling of multiple different SI message types */
|
|
private function f_TC_sacch_multi(charstring id) runs on ConnHdlr {
|
|
var octetstring si5 := f_rnd_octstring(19);
|
|
var octetstring si5bis := f_rnd_octstring(19);
|
|
var octetstring si5ter := f_rnd_octstring(19);
|
|
var octetstring si6 := f_rnd_octstring(19);
|
|
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5, si5));
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5bis, si5bis));
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5ter, si5ter));
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_6, si6));
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* check that SACCH actually are received as expected */
|
|
f_sacch_present(si5);
|
|
f_sacch_present(si5bis);
|
|
f_sacch_present(si5ter);
|
|
f_sacch_present(si6);
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
testcase TC_sacch_multi() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init();
|
|
for (var integer i := 0; i < sizeof(g_AllChannels); i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChannels[i], ts_RSL_ChanMode_SIGN));
|
|
log(testcasename(), ": Starting for ", g_AllChannels[i]);
|
|
vc_conn := f_start_handler(refers(f_TC_sacch_multi), pars);
|
|
vc_conn.done;
|
|
}
|
|
/* TODO: do the above in parallel, rather than sequentially? */
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Test if SACH information is modified as expected */
|
|
private function f_TC_sacch_multi_chg(charstring id) runs on ConnHdlr {
|
|
var octetstring si5 := f_rnd_octstring(19);
|
|
var octetstring si6 := f_rnd_octstring(19);
|
|
|
|
/* First, configure both SI5 and SI6 to be transmitted */
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_5, si5));
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_6, si6));
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* check that SACCH actually are received as expected */
|
|
f_sacch_present(si5);
|
|
f_sacch_present(si6);
|
|
|
|
/* disable SI6 */
|
|
RSL.send(ts_RSL_SACCH_FILL(RSL_SYSTEM_INFO_6, ''O));
|
|
|
|
/* check that SI5 is still transmitted */
|
|
f_sacch_present(si5);
|
|
/* check if SI6 is now gone */
|
|
f_sacch_missing(si6);
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
testcase TC_sacch_multi_chg() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init();
|
|
for (var integer i := 0; i < sizeof(g_AllChannels); i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChannels[i], ts_RSL_ChanMode_SIGN));
|
|
log(testcasename(), ": Starting for ", g_AllChannels[i]);
|
|
vc_conn := f_start_handler(refers(f_TC_sacch_multi_chg), pars);
|
|
vc_conn.done;
|
|
}
|
|
/* TODO: do the above in parallel, rather than sequentially? */
|
|
f_shutdown();
|
|
}
|
|
|
|
/* TODO: Test for SACCH information present in RSL CHAN ACT (overrides FILLING) */
|
|
/* TODO: Test for SACCH transmission rules in the context of special CHAN ACT (HO) */
|
|
|
|
|
|
/***********************************************************************
|
|
* RACH Handling
|
|
***********************************************************************/
|
|
|
|
/* like L1SAP_IS_PACKET_RACH */
|
|
private function ra_is_ps(OCT1 ra) return boolean {
|
|
if ((ra and4b 'F0'O == '70'O) and (ra and4b '0F'O != '0F'O)) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* generate a random RACH for circuit-switched */
|
|
private function f_rnd_ra_cs() return OCT1 {
|
|
var OCT1 ra;
|
|
do {
|
|
ra := f_rnd_octstring(1);
|
|
} while (ra_is_ps(ra));
|
|
return ra;
|
|
}
|
|
|
|
/* generate a random RACH for packet-switched */
|
|
private function f_rnd_ra_ps() return OCT1 {
|
|
var OCT1 ra;
|
|
do {
|
|
ra := f_rnd_octstring(1);
|
|
} while (not ra_is_ps(ra));
|
|
return ra;
|
|
}
|
|
|
|
/* Send 1000 RACH requests and check their RA+FN on the RSL side */
|
|
testcase TC_rach_content() runs on test_CT {
|
|
f_init(testcasename());
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
var GsmFrameNumber fn_last := 0;
|
|
for (var integer i := 0; i < 1000; i := i+1) {
|
|
var OCT1 ra := f_rnd_ra_cs();
|
|
var GsmFrameNumber fn := f_L1CTL_RACH(L1CTL, oct2int(ra));
|
|
if (fn == fn_last) {
|
|
setverdict(fail, "Two RACH in same FN?!?");
|
|
mtc.stop;
|
|
}
|
|
fn_last := fn;
|
|
|
|
timer T := 5.0;
|
|
T.start;
|
|
alt {
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_CHAN_RQD(ra, fn, ?))) {
|
|
T.stop;
|
|
}
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_CHAN_RQD(?, ?, ?))) {
|
|
setverdict(fail, "Unexpected CHAN RQD");
|
|
mtc.stop;
|
|
}
|
|
[] RSL_CCHAN.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for CHAN RQD");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
setverdict(pass);
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Send 1000 RACH Requests (flood ~ 89/s) and count if count(Abis) == count(Um) */
|
|
testcase TC_rach_count() runs on test_CT {
|
|
f_init();
|
|
f_init_l1ctl();
|
|
f_sleep(1.0);
|
|
f_l1_tune(L1CTL);
|
|
|
|
var GsmFrameNumber fn_last := 0;
|
|
for (var integer i := 0; i < 1000; i := i+1) {
|
|
var OCT1 ra := f_rnd_ra_cs();
|
|
var GsmFrameNumber fn := f_L1CTL_RACH(L1CTL, oct2int(ra));
|
|
if (fn == fn_last) {
|
|
setverdict(fail, "Two RACH in same FN?!?");
|
|
mtc.stop;
|
|
}
|
|
fn_last := fn;
|
|
}
|
|
var integer rsl_chrqd := 0;
|
|
timer T := 3.0;
|
|
T.start;
|
|
alt {
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_CHAN_RQD(?,?))) {
|
|
rsl_chrqd := rsl_chrqd + 1;
|
|
f_timer_safe_restart(T);
|
|
repeat;
|
|
}
|
|
[] RSL_CCHAN.receive { repeat; }
|
|
[] T.timeout { }
|
|
}
|
|
if (rsl_chrqd == 1000) {
|
|
setverdict(pass);
|
|
} else {
|
|
setverdict(fail, "Received only ", rsl_chrqd, " out of 1000 RACH");
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
private function f_main_trxc_connect() runs on test_CT {
|
|
map(self:BB_TRXC, system:BB_TRXC);
|
|
var Result res;
|
|
res := TRXC_CodecPort_CtrlFunct.f_IPL4_connect(BB_TRXC, mp_bb_trxc_ip, mp_bb_trxc_port,
|
|
"", -1, -1, {udp:={}}, {});
|
|
if (not ispresent(res.connId)) {
|
|
setverdict(fail, "Could not connect to trx-control interface of trxcon, check your configuration");
|
|
mtc.stop;
|
|
}
|
|
g_bb_trxc_conn_id := res.connId;
|
|
}
|
|
|
|
private function f_rach_toffs(int16_t toffs256, boolean expect_pass) runs on test_CT {
|
|
var TrxcMessage ret;
|
|
/* tell fake_trx to use a given timing offset for all bursts */
|
|
ret := f_TRXC_transceive(BB_TRXC, g_bb_trxc_conn_id, valueof(ts_TRXC_FAKE_TIMING(toffs256)));
|
|
f_sleep(0.5);
|
|
|
|
/* Transmit RACH request + wait for confirmation */
|
|
var OCT1 ra := f_rnd_ra_cs();
|
|
var GsmFrameNumber fn := f_L1CTL_RACH(L1CTL, oct2int(ra));
|
|
|
|
/* Check for expected result */
|
|
timer T := 1.5;
|
|
T.start;
|
|
alt {
|
|
[expect_pass] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_CHAN_RQD(ra, fn))) {
|
|
setverdict(pass);
|
|
}
|
|
[not expect_pass] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_CHAN_RQD(ra, fn))) {
|
|
setverdict(fail, "RACH passed but was expected to be dropped: ", toffs256);
|
|
mtc.stop;
|
|
}
|
|
[] RSL_CCHAN.receive { repeat; }
|
|
[not expect_pass] T.timeout {
|
|
setverdict(pass);
|
|
}
|
|
[expect_pass] T.timeout {
|
|
setverdict(fail, "Timeout waiting for CHAN RQD");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Test if dropping of RACH Based on NM_ATT_MAX_TA works */
|
|
testcase TC_rach_max_ta() runs on test_CT {
|
|
f_init(testcasename());
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
f_sleep(1.0);
|
|
|
|
/* default max-ta is 63 (full range of GSM timing advance */
|
|
|
|
/* We allow early arrival up to 2 symbols */
|
|
f_rach_toffs(-1*256, true);
|
|
f_rach_toffs(-2*256, true);
|
|
f_rach_toffs(-10*256, false);
|
|
|
|
/* 0 / 32 / 63 bits is legal / permitted */
|
|
f_rach_toffs(0, true);
|
|
f_rach_toffs(32*256, true);
|
|
f_rach_toffs(63*256, true);
|
|
|
|
/* more than 63 bits is not legal / permitted */
|
|
f_rach_toffs(64*256, false);
|
|
f_rach_toffs(127*256, false);
|
|
f_shutdown();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Measurement Processing / Reporting
|
|
***********************************************************************/
|
|
|
|
template LapdmAddressField ts_LapdmAddr(LapdmSapi sapi, boolean c_r) := {
|
|
spare := '0'B,
|
|
lpd := 0,
|
|
sapi := sapi,
|
|
c_r := c_r,
|
|
ea := true
|
|
}
|
|
|
|
template LapdmFrameAB ts_LAPDm_AB(LapdmSapi sapi, boolean c_r, boolean p, octetstring pl) := {
|
|
addr := ts_LapdmAddr(sapi, c_r),
|
|
ctrl := ts_LapdmCtrlUI(p),
|
|
len := 0, /* overwritten */
|
|
m := false,
|
|
el := 1,
|
|
payload := pl
|
|
}
|
|
|
|
/* handle incoming downlink SACCH and respond with uplink SACCH (meas res) */
|
|
altstep as_l1_sacch() runs on ConnHdlr {
|
|
var L1ctlDlMessage l1_dl;
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_SACCH(?))) -> value l1_dl {
|
|
log("SACCH received: ", l1_dl.payload.data_ind.payload);
|
|
var GsmRrL3Message meas_rep := valueof(ts_MEAS_REP(true, 23, 23, 0, 0, omit));
|
|
var LapdmFrameAB lb := valueof(ts_LAPDm_AB(0, false, false, enc_GsmRrL3Message(meas_rep)));
|
|
log("LAPDm: ", lb);
|
|
var octetstring pl := '0000'O & enc_LapdmFrameAB(lb);
|
|
L1CTL.send(ts_L1CTL_DATA_REQ(g_chan_nr, ts_RslLinkID_SACCH(0),
|
|
f_pad_oct(pl, 23, '2B'O)));
|
|
repeat;
|
|
}
|
|
}
|
|
|
|
altstep as_l1_dcch() runs on ConnHdlr {
|
|
var L1ctlDlMessage l1_dl;
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, tr_RslLinkID_DCCH(?))) -> value l1_dl {
|
|
log("DCCH received: ", l1_dl.payload.data_ind.payload);
|
|
var octetstring pl := '010301'O;
|
|
L1CTL.send(ts_L1CTL_DATA_REQ(g_chan_nr, ts_RslLinkID_DCCH(0),
|
|
f_pad_oct(pl, 23, '2B'O)));
|
|
repeat;
|
|
}
|
|
}
|
|
|
|
type record MeasElem {
|
|
uint6_t rxlev,
|
|
uint3_t rxqual
|
|
}
|
|
|
|
type record MeasElemFS {
|
|
MeasElem full,
|
|
MeasElem sub
|
|
}
|
|
|
|
type record ConnL1Pars {
|
|
boolean dtx_enabled,
|
|
boolean toa256_enabled,
|
|
MeasElemFS meas_ul,
|
|
int16_t timing_offset_256syms,
|
|
uint5_t bs_power_level,
|
|
uint5_t ms_power_level,
|
|
uint8_t ms_actual_ta
|
|
}
|
|
|
|
/* Convert tiing offset from 1/256th symbol to RSL Timing Offset */
|
|
private function toffs256s_to_rsl(int16_t toffs256s) return uint8_t {
|
|
return 63 + (toffs256s/256);
|
|
}
|
|
|
|
private function f_max(integer a, integer b) return integer {
|
|
if (a > b) {
|
|
return a;
|
|
} else {
|
|
return b;
|
|
}
|
|
}
|
|
|
|
private function f_min(integer a, integer b) return integer {
|
|
if (a < b) {
|
|
return a;
|
|
} else {
|
|
return b;
|
|
}
|
|
}
|
|
|
|
/* compute negative tolerance val-tolerance, ensure >= min */
|
|
private function f_tolerance_neg(integer val, integer min, integer tolerance) return integer {
|
|
val := val - tolerance;
|
|
return f_max(val, min);
|
|
}
|
|
|
|
/* compute positive tolerance val+tolerance, ensure <= max */
|
|
private function f_tolerance_pos(integer val, integer max, integer tolerance) return integer {
|
|
val := val + tolerance;
|
|
return f_min(val, max);
|
|
}
|
|
|
|
/* return a template of (val-tolerance .. val+tolerance) ensuring it is within (min .. max) */
|
|
private function f_tolerance(integer val, integer min, integer max, integer tolerance)
|
|
return template integer {
|
|
var template integer ret;
|
|
ret := (f_tolerance_neg(val, min, tolerance) .. f_tolerance_pos(val, max, tolerance));
|
|
return ret;
|
|
}
|
|
|
|
|
|
/* build a template for matching measurement results against */
|
|
private function f_build_meas_res_tmpl() runs on ConnHdlr return template RSL_Message {
|
|
var ConnL1Pars l1p := g_pars.l1_pars;
|
|
var template RSL_IE_UplinkMeas ul_meas := {
|
|
len := 3,
|
|
rfu := '0'B,
|
|
dtx_d := l1p.dtx_enabled,
|
|
rxlev_f_u := f_tolerance(l1p.meas_ul.full.rxlev, 0, 63, mp_tolerance_rxlev),
|
|
reserved1 := '00'B,
|
|
rxlev_s_u := f_tolerance(l1p.meas_ul.sub.rxlev, 0, 63, mp_tolerance_rxlev),
|
|
reserved2 := '00'B,
|
|
rxq_f_u := f_tolerance(l1p.meas_ul.full.rxqual, 0, 7, mp_tolerance_rxqual),
|
|
rxq_s_u := f_tolerance(l1p.meas_ul.sub.rxqual, 0, 7, mp_tolerance_rxqual),
|
|
supp_meas_info := omit
|
|
};
|
|
if (l1p.toa256_enabled) {
|
|
ul_meas.len := (3+8);
|
|
ul_meas.supp_meas_info := {
|
|
toa256_mean := l1p.timing_offset_256syms,
|
|
toa256_min := ?,
|
|
toa256_max := ?,
|
|
toa256_std_dev := ?
|
|
}
|
|
}
|
|
/* HACK HACK HACK FIXME HACK HACK HACK see https://osmocom.org/issues/2988 */
|
|
ul_meas.rxlev_f_u := ?;
|
|
ul_meas.rxlev_s_u := ?;
|
|
ul_meas.rxq_f_u := ?;
|
|
ul_meas.rxq_s_u := ?;
|
|
var template RSL_IE_BS_Power bs_power := {
|
|
reserved := 0,
|
|
epc := false,
|
|
fpc := false,
|
|
power_level := l1p.bs_power_level
|
|
};
|
|
var template RSL_IE_L1Info l1_info := {
|
|
ms_power_lvl := l1p.ms_power_level,
|
|
fpc := false,
|
|
reserved := 0,
|
|
actual_ta := l1p.ms_actual_ta
|
|
};
|
|
var uint8_t offs := toffs256s_to_rsl(l1p.timing_offset_256syms);
|
|
var template uint8_t t_toffs := (offs-1 .. offs+1); /* some tolerance */
|
|
return tr_RSL_MEAS_RES_OSMO(g_chan_nr, g_next_meas_res_nr, ul_meas, bs_power, l1_info,
|
|
?, t_toffs);
|
|
}
|
|
|
|
/* verify we regularly receive measurement reports with incrementing numbers */
|
|
altstep as_meas_res() runs on ConnHdlr {
|
|
var RSL_Message rsl;
|
|
[] RSL.receive(f_build_meas_res_tmpl()) -> value rsl {
|
|
/* increment counter of next to-be-expected meas rep */
|
|
g_next_meas_res_nr := (g_next_meas_res_nr + 1) mod 256;
|
|
/* Re-start the timer expecting the next MEAS RES */
|
|
f_timer_safe_restart(g_Tmeas_exp);
|
|
repeat;
|
|
}
|
|
[] RSL.receive(tr_RSL_MEAS_RES(g_chan_nr, g_next_meas_res_nr)) -> value rsl {
|
|
/* increment counter of next to-be-expected meas rep */
|
|
g_next_meas_res_nr := (g_next_meas_res_nr + 1) mod 256;
|
|
if (g_first_meas_res) {
|
|
g_first_meas_res := false;
|
|
repeat;
|
|
} else {
|
|
setverdict(fail, "Received unspecific MEAS RES ", rsl);
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[] RSL.receive(tr_RSL_MEAS_RES(?)) -> value rsl {
|
|
setverdict(fail, "Received unexpected MEAS RES ", rsl);
|
|
mtc.stop;
|
|
}
|
|
[g_Tmeas_exp.running] g_Tmeas_exp.timeout {
|
|
setverdict(fail, "Didn't receive expected measurement result")
|
|
mtc.stop;
|
|
}
|
|
}
|
|
|
|
private function f_alg_id_to_l1ctl(RSL_AlgId rsl_alg_id) return uint8_t {
|
|
select (rsl_alg_id) {
|
|
case (RSL_ALG_ID_A5_0) { return 0; }
|
|
case (RSL_ALG_ID_A5_1) { return 1; }
|
|
case (RSL_ALG_ID_A5_2) { return 2; }
|
|
case (RSL_ALG_ID_A5_3) { return 3; }
|
|
case (RSL_ALG_ID_A5_4) { return 4; }
|
|
case (RSL_ALG_ID_A5_5) { return 5; }
|
|
case (RSL_ALG_ID_A5_6) { return 6; }
|
|
case (RSL_ALG_ID_A5_7) { return 7; }
|
|
case else {
|
|
setverdict(fail, "Unknwon Algorithm ID");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
private function f_alg_id_to_l3(RSL_AlgId rsl_alg_id) return BIT3 {
|
|
select (rsl_alg_id) {
|
|
case (RSL_ALG_ID_A5_1) { return '000'B; }
|
|
case (RSL_ALG_ID_A5_2) { return '001'B; }
|
|
case (RSL_ALG_ID_A5_3) { return '010'B; }
|
|
case (RSL_ALG_ID_A5_4) { return '011'B; }
|
|
case (RSL_ALG_ID_A5_5) { return '100'B; }
|
|
case (RSL_ALG_ID_A5_6) { return '101'B; }
|
|
case (RSL_ALG_ID_A5_7) { return '110'B; }
|
|
case else {
|
|
setverdict(fail, "Unknwon Algorithm ID");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* Establish dedicated channel: L1CTL + RSL side */
|
|
private function f_est_dchan(boolean encr_enable := false) runs on ConnHdlr {
|
|
var GsmFrameNumber fn;
|
|
var ImmediateAssignment imm_ass;
|
|
var integer ra := 23;
|
|
|
|
fn := f_L1CTL_RACH(L1CTL, ra);
|
|
/* This arrives on CCHAN, so we cannot test for receiving CHAN RQDhere */
|
|
//RSL.receive(tr_RSL_CHAN_RQD(int2oct(23,1)));
|
|
|
|
/* Activate channel on BTS side */
|
|
f_rsl_chan_act(g_pars.chan_mode, encr_enable);
|
|
|
|
/* Send IMM.ASS via CCHAN */
|
|
var ChannelDescription ch_desc := {
|
|
chan_nr := g_pars.chan_nr,
|
|
tsc := 7,
|
|
h := false,
|
|
arfcn := mp_trx0_arfcn,
|
|
maio_hsn := omit
|
|
};
|
|
var MobileAllocation ma := {
|
|
len := 0,
|
|
ma := ''B
|
|
};
|
|
var GsmRrMessage rr_msg := valueof(ts_IMM_ASS(ra, fn, 0, ch_desc, ma));
|
|
RSL.send(ts_RSL_IMM_ASSIGN(enc_GsmRrMessage(rr_msg)));
|
|
|
|
/* receive IMM.ASS on MS side */
|
|
var ImmediateAssignment ia_um;
|
|
ia_um := f_L1CTL_WAIT_IMM_ASS(L1CTL, ra, fn);
|
|
/* enable dedicated mode */
|
|
f_L1CTL_DM_EST_REQ_IA(L1CTL, ia_um);
|
|
/* enable encryption, if requested */
|
|
if (encr_enable) {
|
|
var uint8_t alg_id := f_alg_id_to_l1ctl(g_pars.encr.alg_id);
|
|
f_L1CTL_CRYPTO_REQ(L1CTL, g_pars.chan_nr, alg_id, g_pars.encr.key);
|
|
}
|
|
|
|
g_first_meas_res := true;
|
|
}
|
|
|
|
/* establish DChan, verify existance + contents of measurement reports */
|
|
function f_TC_meas_res_periodic(charstring id) runs on ConnHdlr {
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
if (mp_bb_trxc_port != -1) {
|
|
g_pars.l1_pars.meas_ul.full.rxlev := dbm2rxlev(-100);
|
|
f_trxc_fake_rssi(100);
|
|
|
|
g_pars.l1_pars.timing_offset_256syms := 512; /* 2 symbols */
|
|
f_trx_fake_toffs256(g_pars.l1_pars.timing_offset_256syms);
|
|
} else {
|
|
g_pars.l1_pars.timing_offset_256syms := 0; /* FIXME */
|
|
g_pars.l1_pars.meas_ul.full.rxlev := dbm2rxlev(-55); /* FIXME */
|
|
}
|
|
g_pars.l1_pars.meas_ul.sub.rxlev := g_pars.l1_pars.meas_ul.full.rxlev;
|
|
|
|
f_est_dchan();
|
|
|
|
/* run for a number of seconds, send SACCH + FACCH from MS side and verify
|
|
* RSL measurement reports on Abis side */
|
|
timer T := 8.0;
|
|
T.start;
|
|
alt {
|
|
[] as_l1_sacch();
|
|
[] as_meas_res();
|
|
[] as_l1_dcch();
|
|
[] L1CTL.receive { repeat; }
|
|
[g_Tmeas_exp.running] T.timeout {
|
|
/* as_meas_res() would have done setverdict(fail) / mtc.stop in case
|
|
* of any earlier errors, so if we reach this timeout, we're good */
|
|
setverdict(pass);
|
|
}
|
|
[] T.timeout {
|
|
setverdict(fail, "No MEAS RES received at all");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
}
|
|
|
|
testcase TC_meas_res_sign_tchf() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
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_meas_res_periodic), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
testcase TC_meas_res_sign_tchh() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
for (var integer ss := 0; ss <= 1; ss := ss+1) {
|
|
pars := valueof(t_Pars(t_RslChanNr_Lm(5, ss), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
testcase TC_meas_res_sign_sdcch4() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
for (var integer ss := 0; ss <= 3; ss := ss+1) {
|
|
pars := valueof(t_Pars(t_RslChanNr_SDCCH4(0, ss), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
testcase TC_meas_res_sign_sdcch8() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
for (var integer ss := 0; ss <= 7; ss := ss+1) {
|
|
pars := valueof(t_Pars(t_RslChanNr_SDCCH8(6, ss), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
testcase TC_meas_res_sign_tchh_toa256() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
f_vty_config(BTSVTY, "bts 0", "supp-meas-info toa256");
|
|
for (var integer ss := 0; ss <= 1; ss := ss+1) {
|
|
pars := valueof(t_Pars(t_RslChanNr_Lm(5, ss), ts_RSL_ChanMode_SIGN));
|
|
pars.l1_pars.toa256_enabled := true;
|
|
vc_conn := f_start_handler(refers(f_TC_meas_res_periodic), pars);
|
|
vc_conn.done;
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
|
|
/* Test if a channel without valid uplink bursts generates RSL CONN FAIL IND (TS 48.058 4.10) */
|
|
private function f_TC_conn_fail_crit(charstring id) runs on ConnHdlr {
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
f_est_dchan();
|
|
f_sleep(2.0);
|
|
L1CTL.send(ts_L1CTL_DM_REL_REQ(g_chan_nr));
|
|
|
|
timer T := 40.0;
|
|
T.start;
|
|
alt {
|
|
[] RSL.receive(tr_RSL_CONN_FAIL_IND(g_chan_nr, ?)) {
|
|
setverdict(pass)
|
|
}
|
|
[] RSL.receive { repeat };
|
|
[] T.timeout {
|
|
setverdict(fail, "No CONN FAIL IND received");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
f_rsl_chan_deact();
|
|
}
|
|
testcase TC_conn_fail_crit() runs on test_CT {
|
|
var ConnHdlr vc_conn;
|
|
var ConnHdlrPars pars;
|
|
f_init(testcasename());
|
|
pars := valueof(t_Pars(t_RslChanNr_SDCCH8(6, 3), ts_RSL_ChanMode_SIGN));
|
|
pars.t_guard := 60.0;
|
|
vc_conn := f_start_handler(refers(f_TC_conn_fail_crit), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Paging
|
|
***********************************************************************/
|
|
|
|
function tmsi_is_dummy(TMSIP_TMSI_V tmsi) return boolean {
|
|
if (tmsi == 'FFFFFFFF'O) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
altstep as_l1_count_paging(inout integer num_paging_rcv_msgs, inout integer num_paging_rcv_ids)
|
|
runs on test_CT {
|
|
var L1ctlDlMessage dl;
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0), ?, c_DummyUI)) {
|
|
repeat;
|
|
}
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0))) -> value dl {
|
|
var octetstring without_plen :=
|
|
substr(dl.payload.data_ind.payload, 1, lengthof(dl.payload.data_ind.payload)-1);
|
|
var PDU_ML3_NW_MS rr := dec_PDU_ML3_NW_MS(without_plen);
|
|
if (match(rr, tr_PAGING_REQ1)) {
|
|
num_paging_rcv_msgs := num_paging_rcv_msgs + 1;
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
if (isvalue(rr.msgs.rrm.pagingReq_Type1.mobileIdentity2)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
} else if (match(rr, tr_PAGING_REQ2)) {
|
|
num_paging_rcv_msgs := num_paging_rcv_msgs + 1;
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type2.mobileIdentity1)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type2.mobileIdentity2)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
if (isvalue(rr.msgs.rrm.pagingReq_Type2.mobileIdentity3)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
} else if (match(rr, tr_PAGING_REQ3)) {
|
|
num_paging_rcv_msgs := num_paging_rcv_msgs + 1;
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity1)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity2)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity3)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
if (not tmsi_is_dummy(rr.msgs.rrm.pagingReq_Type3.mobileIdentity4)) {
|
|
num_paging_rcv_ids := num_paging_rcv_ids + 1;
|
|
}
|
|
}
|
|
repeat;
|
|
}
|
|
}
|
|
|
|
type record PagingTestCfg {
|
|
boolean combined_ccch,
|
|
integer bs_ag_blks_res,
|
|
float load_factor,
|
|
boolean exp_load_ind,
|
|
boolean exp_overload,
|
|
boolean use_tmsi
|
|
}
|
|
|
|
type record PagingTestState {
|
|
integer num_paging_sent,
|
|
integer num_paging_rcv_msgs,
|
|
integer num_paging_rcv_ids,
|
|
integer num_overload
|
|
}
|
|
|
|
/* receive + ignore RSL RF RES IND */
|
|
altstep as_rsl_res_ind() runs on test_CT {
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_RF_RES_IND)) {
|
|
repeat;
|
|
}
|
|
}
|
|
|
|
/* Helper function for paging related testing */
|
|
private function f_TC_paging(PagingTestCfg cfg) runs on test_CT return PagingTestState {
|
|
f_init(testcasename());
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
var PagingTestState st := {
|
|
num_paging_sent := 0,
|
|
num_paging_rcv_msgs := 0,
|
|
num_paging_rcv_ids := 0,
|
|
num_overload := 0
|
|
};
|
|
|
|
var float max_pch_blocks_per_sec := f_pch_block_rate_est(cfg.combined_ccch, cfg.bs_ag_blks_res);
|
|
var float max_pch_imsi_per_sec;
|
|
if (cfg.use_tmsi) {
|
|
max_pch_imsi_per_sec := max_pch_blocks_per_sec * 4.0; /* Type 3 */
|
|
} else {
|
|
max_pch_imsi_per_sec := max_pch_blocks_per_sec * 2.0; /* Type 1 */
|
|
}
|
|
var float pch_blocks_per_sec := max_pch_imsi_per_sec * cfg.load_factor;
|
|
var float interval := 1.0 / pch_blocks_per_sec;
|
|
log("pch_blocks_per_sec=", pch_blocks_per_sec, " interval=", interval);
|
|
|
|
for (var integer i := 0; i < float2int(20.0/interval); i := i+1) {
|
|
/* build mobile Identity */
|
|
var MobileL3_CommonIE_Types.MobileIdentityLV mi;
|
|
if (cfg.use_tmsi) {
|
|
mi := valueof(ts_MI_TMSI_LV(f_rnd_octstring(4)));
|
|
} else {
|
|
mi := valueof(ts_MI_IMSI_LV(f_gen_imsi(i)));
|
|
}
|
|
var octetstring mi_enc_lv := enc_MobileIdentityLV(mi);
|
|
var octetstring mi_enc := substr(mi_enc_lv, 1, lengthof(mi_enc_lv)-1);
|
|
|
|
/* Send RSL PAGING COMMAND */
|
|
RSL_CCHAN.send(ts_RSL_UD(ts_RSL_PAGING_CMD(mi_enc, i mod 4)));
|
|
st.num_paging_sent := st.num_paging_sent + 1;
|
|
|
|
/* Wait for interval to next PAGING COMMAND */
|
|
timer T_itv := interval;
|
|
T_itv.start;
|
|
alt {
|
|
/* check for presence of CCCH LOAD IND (paging load) */
|
|
[cfg.exp_overload] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(0))) {
|
|
st.num_overload := st.num_overload + 1;
|
|
repeat;
|
|
}
|
|
[not cfg.exp_overload] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(0))) {
|
|
setverdict(fail, "Unexpected PCH Overload");
|
|
mtc.stop;
|
|
}
|
|
[cfg.exp_load_ind] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND)) {
|
|
log("Rx LOAD_IND");
|
|
/* FIXME: analyze/verify interval + contents */
|
|
repeat;
|
|
}
|
|
/* check if paging requests arrive on Um side */
|
|
[] as_l1_count_paging(st.num_paging_rcv_msgs, st.num_paging_rcv_ids);
|
|
[] L1CTL.receive { repeat; }
|
|
[] T_itv.timeout { }
|
|
[] as_rsl_res_ind();
|
|
}
|
|
}
|
|
|
|
/* wait for max 18s for paging queue to drain (size: 200, ~ 13 per s -> 15s) */
|
|
timer T_wait := 18.0;
|
|
T_wait.start;
|
|
alt {
|
|
[] as_l1_count_paging(st.num_paging_rcv_msgs, st.num_paging_rcv_ids);
|
|
[] L1CTL.receive { repeat; }
|
|
/* 65535 == empty paging queue, we can terminate*/
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND(65535))) { }
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_PAGING_LOAD_IND)) { repeat; }
|
|
[] T_wait.timeout {
|
|
setverdict(fail, "Waiting for empty paging queue");
|
|
mtc.stop;
|
|
}
|
|
[] as_rsl_res_ind();
|
|
}
|
|
|
|
log("num_paging_sent=", st.num_paging_sent, " rcvd_msgs=", st.num_paging_rcv_msgs,
|
|
" rcvd_ids=", st.num_paging_rcv_ids);
|
|
return st;
|
|
}
|
|
|
|
/* Create ~ 80% paging load (IMSI only) sustained for about 20s, verifying that
|
|
* - the number of Mobile Identities on Um PCH match the number of pages on RSL
|
|
* - that CCCH LOAD IND (PCH) are being generated
|
|
* - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */
|
|
testcase TC_paging_imsi_80percent() runs on test_CT {
|
|
var PagingTestCfg cfg := {
|
|
combined_ccch := true,
|
|
bs_ag_blks_res := 1,
|
|
load_factor := 0.8,
|
|
exp_load_ind := true,
|
|
exp_overload := false,
|
|
use_tmsi := false
|
|
};
|
|
var PagingTestState st := f_TC_paging(cfg);
|
|
if (st.num_paging_sent != st.num_paging_rcv_ids) {
|
|
setverdict(fail, "Expected ", st.num_paging_sent, " pagings but have ",
|
|
st.num_paging_rcv_ids);
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Create ~ 80% paging load (TMSI only) sustained for about 20s, verifying that
|
|
* - the number of Mobile Identities on Um PCH match the number of pages on RSL
|
|
* - that CCCH LOAD IND (PCH) are being generated
|
|
* - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */
|
|
testcase TC_paging_tmsi_80percent() runs on test_CT {
|
|
var PagingTestCfg cfg := {
|
|
combined_ccch := true,
|
|
bs_ag_blks_res := 1,
|
|
load_factor := 0.8,
|
|
exp_load_ind := true,
|
|
exp_overload := false,
|
|
use_tmsi := true
|
|
};
|
|
var PagingTestState st := f_TC_paging(cfg);
|
|
if (st.num_paging_sent != st.num_paging_rcv_ids) {
|
|
setverdict(fail, "Expected ", st.num_paging_sent, " pagings but have ",
|
|
st.num_paging_rcv_ids);
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Create ~ 200% paging load (IMSI only) sustained for about 20s, verifying that
|
|
* - the number of Mobile Identities on Um PCH are ~ 82% of the number of pages on RSL
|
|
* - that CCCH LOAD IND (PCH) are being generated and reach 0 at some point
|
|
* - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */
|
|
testcase TC_paging_imsi_200percent() runs on test_CT {
|
|
var PagingTestCfg cfg := {
|
|
combined_ccch := true,
|
|
bs_ag_blks_res := 1,
|
|
load_factor := 2.0,
|
|
exp_load_ind := true,
|
|
exp_overload := true,
|
|
use_tmsi := false
|
|
};
|
|
var PagingTestState st := f_TC_paging(cfg);
|
|
/* We expect about 80-85% to pass, given that we can fill the paging buffer of 200
|
|
* slots and will fully drain that buffer before returning */
|
|
var template integer tpl := (st.num_paging_sent*80/100 .. st.num_paging_sent *85/100);
|
|
if (not match(st.num_paging_rcv_ids, tpl)) {
|
|
setverdict(fail, "Expected ", tpl, " pagings but have ", st.num_paging_rcv_ids);
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
/* Create ~ 200% paging load (TMSI only) sustained for about 20s, verifying that
|
|
* - the number of Mobile Identities on Um PCH are ~ 82% of the number of pages on RSL
|
|
* - that CCCH LOAD IND (PCH) are being generated and reach 0 at some point
|
|
* - that CCCH LOAD IND (PCH) [no load] is received after paging flood is over */
|
|
testcase TC_paging_tmsi_200percent() runs on test_CT {
|
|
var PagingTestCfg cfg := {
|
|
combined_ccch := true,
|
|
bs_ag_blks_res := 1,
|
|
load_factor := 2.0,
|
|
exp_load_ind := true,
|
|
exp_overload := true,
|
|
use_tmsi := true
|
|
};
|
|
var PagingTestState st := f_TC_paging(cfg);
|
|
/* We expect about 70% to pass, given that we can fill the paging buffer of 200
|
|
* slots and will fully drain that buffer before returning */
|
|
var template integer tpl := (st.num_paging_sent*66/100 .. st.num_paging_sent *72/100);
|
|
if (not match(st.num_paging_rcv_ids, tpl)) {
|
|
setverdict(fail, "Expected ", tpl, " pagings but have ", st.num_paging_rcv_ids);
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* Immediate Assignment / AGCH
|
|
***********************************************************************/
|
|
const MobileAllocation c_MA_null := {
|
|
len := 0,
|
|
ma := ''B
|
|
}
|
|
|
|
template (value) ChannelDescription ts_ChanDesc(template (value) RslChannelNr chan_nr, uint3_t tsc := 7,
|
|
uint12_t arfcn := 871) := {
|
|
chan_nr := chan_nr,
|
|
tsc := tsc,
|
|
h := false,
|
|
arfcn := arfcn,
|
|
maio_hsn := omit
|
|
}
|
|
|
|
private function f_fmt_ia_stats(integer num_tx, integer num_rx, integer num_del) return charstring {
|
|
return int2str(num_tx) & " sent, "
|
|
& int2str(num_rx) & " received, "
|
|
& int2str(num_del) & " deleted";
|
|
}
|
|
|
|
private function f_TC_imm_ass(integer num_total, float sleep_s, float exp_pass) runs on test_CT {
|
|
var L1ctlDlMessage l1_dl;
|
|
timer T := 10.0;
|
|
var integer num_tx := 0;
|
|
var integer num_rx := 0;
|
|
var integer num_del := 0;
|
|
var charstring res_str;
|
|
var float rx_ratio;
|
|
|
|
f_init(testcasename());
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
for (var integer i := 0; i < num_total; i := i+1) {
|
|
var ChannelDescription ch_desc := valueof(ts_ChanDesc(valueof(t_RslChanNr_SDCCH4(0, 0))));
|
|
var GsmRrMessage ia := valueof(ts_IMM_ASS(42, i, 5, ch_desc, c_MA_null));
|
|
var octetstring ia_enc := enc_GsmRrMessage(ia);
|
|
RSL_CCHAN.send(ts_RSL_UD(ts_RSL_IMM_ASSIGN(ia_enc, 0)));
|
|
num_tx := num_tx+1;
|
|
f_sleep(sleep_s);
|
|
}
|
|
/* FIXME: check if imm.ass arrive on Um side */
|
|
T.start;
|
|
alt {
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_DELETE_IND(?, 0))) {
|
|
num_del := num_del+1;
|
|
repeat;
|
|
}
|
|
[] RSL_CCHAN.receive {
|
|
repeat;
|
|
}
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0), ?)) -> value l1_dl {
|
|
/* somehow dec_SystemInformation will try to decode even non-RR as SI */
|
|
var GsmRrMessage rr := dec_GsmRrMessage(l1_dl.payload.data_ind.payload);
|
|
if (not match(rr, tr_IMM_ASS(42, ?, 5, ?, ?))) {
|
|
/* FIXME: Why are we seeing paging requests on PCH/AGCH? */
|
|
//setverdict(fail, "Unexpected IMM-ASS values on AGCH: ", rr);
|
|
//mtc.stop;
|
|
} else {
|
|
num_rx := num_rx+1;
|
|
}
|
|
repeat;
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T.timeout { }
|
|
}
|
|
res_str := f_fmt_ia_stats(num_tx, num_rx, num_del);
|
|
log("AGCH test: " & res_str);
|
|
if (num_rx + num_del != num_tx) {
|
|
setverdict(fail, "RX + DEL != TX ?!?: " & res_str);
|
|
mtc.stop
|
|
}
|
|
rx_ratio := int2float(num_rx) / int2float(num_tx);
|
|
if (rx_ratio < exp_pass*0.8 or rx_ratio > exp_pass*1.2) {
|
|
setverdict(fail, "RX ratio ("&float2str(rx_ratio)&") far from expected ("&float2str(exp_pass)&") " & res_str);
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
f_shutdown();
|
|
}
|
|
|
|
/* send a long burst of 1000 IMM.ASS with 20ms spacing (50 per s); expect 75% of them to be deleted */
|
|
testcase TC_imm_ass_1000_20ms() runs on test_CT {
|
|
f_TC_imm_ass(1000, 0.02, 0.25);
|
|
}
|
|
|
|
/* send a short burst of 200 IMM.ASS without any spacing; expect 95% of them to be deleted */
|
|
testcase TC_imm_ass_200_0ms() runs on test_CT {
|
|
f_TC_imm_ass(200, 0.0, 0.05);
|
|
}
|
|
|
|
/* send 150 IMM.ASS at rate of 13/s; expect none of them to be deleted */
|
|
testcase TC_imm_ass_200_76ms() runs on test_CT {
|
|
f_TC_imm_ass(150, 0.076, 1.00);
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* BCCH
|
|
***********************************************************************/
|
|
|
|
/* tuple of Frame Number + decoded SI */
|
|
type record SystemInformationFn {
|
|
GsmFrameNumber frame_number,
|
|
SystemInformation si
|
|
}
|
|
|
|
/* an arbitrary-length vector of decoded SI + gsmtap header */
|
|
type record of SystemInformationFn SystemInformationVector;
|
|
|
|
/* an array of SI-vectors indexed by TC value */
|
|
type SystemInformationVector SystemInformationVectorPerTc[8];
|
|
|
|
/* determine if a given SI vector contains given SI type at least once */
|
|
function f_si_vecslot_contains(SystemInformationVector arr, RrMessageType key, boolean bcch_ext := false) return boolean {
|
|
for (var integer i:= 0; i< sizeof(arr); i := i + 1) {
|
|
var integer fn_mod51 := arr[i].frame_number mod 51;
|
|
if (not bcch_ext and fn_mod51 == 2 or
|
|
bcch_ext and fn_mod51 == 6) {
|
|
if (arr[i].si.header.message_type == key) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* ensure a given TC slot of the SI vector contains given SI type at least once at TC */
|
|
function f_ensure_si_vec_contains(SystemInformationVectorPerTc arr, integer tc, RrMessageType key, boolean ext_bcch := false) {
|
|
if (not f_si_vecslot_contains(arr[tc], key, ext_bcch)) {
|
|
setverdict(fail, "No ", key, " in TC=", tc, "!");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
|
|
/* check if a given SI vector contains given SI type at least once on any TC */
|
|
function f_si_vec_contains(SystemInformationVectorPerTc arr, RrMessageType key) return boolean {
|
|
for (var integer tc:= 0; tc < sizeof(arr); tc := tc + 1) {
|
|
if (f_si_vecslot_contains(arr[tc], key) or
|
|
f_si_vecslot_contains(arr[tc], key, true)) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* determine if a given SI vector contains given SI type at least N of M times */
|
|
function f_si_vecslot_contains_n_of_m(SystemInformationVector arr, RrMessageType key, boolean bcch_ext := false, integer n := 1, integer m := 4) return boolean {
|
|
var integer count := 0;
|
|
if (sizeof(arr) < m) {
|
|
setverdict(fail, "Error: Insufficient SI in array");
|
|
mtc.stop;
|
|
}
|
|
for (var integer i:= 0; i < m; i := i + 1) {
|
|
var integer fn_mod51 := arr[i].frame_number mod 51;
|
|
if (not bcch_ext and fn_mod51 == 2 or
|
|
bcch_ext and fn_mod51 == 6) {
|
|
if (arr[i].si.header.message_type == key) {
|
|
count := count + 1;
|
|
}
|
|
}
|
|
}
|
|
if (count >= n) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* ensure a given TC slot of the SI vector contains given SI type at least N out of M times at TC */
|
|
function f_ensure_si_vec_contains_n_of_m(SystemInformationVectorPerTc arr, integer tc, RrMessageType key, boolean ext_bcch := false, integer n, integer m) {
|
|
if (not f_si_vecslot_contains_n_of_m(arr[tc], key, ext_bcch, n, m)) {
|
|
setverdict(fail, "Not ", n, "/", m, " of ", key, " in TC=", tc, "!");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
|
|
/* determine if a given SI vector contains given SI type at least once */
|
|
function f_si_vecslot_contains_only(SystemInformationVector arr, RrMessageType key, boolean bcch_ext := false) return boolean {
|
|
for (var integer i:= 0; i< sizeof(arr); i := i + 1) {
|
|
var integer fn_mod51 := arr[i].frame_number mod 51;
|
|
if (not bcch_ext and fn_mod51 == 2 or
|
|
bcch_ext and fn_mod51 == 6) {
|
|
if (arr[i].si.header.message_type != key) {
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* ensure a given TC slot of the SI vector contains only given SI type */
|
|
function f_ensure_si_vec_contains_only(SystemInformationVectorPerTc arr, integer tc, RrMessageType key, boolean ext_bcch := false) {
|
|
if (not f_si_vecslot_contains_only(arr[tc], key, ext_bcch)) {
|
|
setverdict(fail, "Not all ", key, " in TC=", tc, "!");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
|
|
/* SI configuration of cell, against which we validate actual SI messages */
|
|
type set SystemInformationConfig {
|
|
boolean bcch_extended,
|
|
boolean si1_present,
|
|
boolean si2bis_present,
|
|
boolean si2ter_present,
|
|
boolean si2quater_present,
|
|
boolean si7_present,
|
|
boolean si8_present,
|
|
boolean si9_present,
|
|
boolean si13_present,
|
|
boolean si13alt_present,
|
|
boolean si15_present,
|
|
boolean si16_present,
|
|
boolean si17_present,
|
|
boolean si2n_present,
|
|
boolean si21_present,
|
|
boolean si22_present
|
|
}
|
|
|
|
/* validate the SI scheduling according to TS 45.002 version 14.1.0 Release 14, Section 6.3.1.3 */
|
|
function f_validate_si_scheduling(SystemInformationConfig cfg, SystemInformationVectorPerTc si_per_tc) {
|
|
var integer i;
|
|
for (i := 0; i < sizeof(si_per_tc); i := i + 1) {
|
|
if (sizeof(si_per_tc[i]) == 0) {
|
|
setverdict(fail, "No SI messages for TC=", i);
|
|
mtc.stop;
|
|
}
|
|
}
|
|
if (cfg.si1_present) {
|
|
/* ii) System Information Type 1 needs to be sent if frequency hopping is in use or
|
|
* when the NCH is present in a cell. If the MS finds another message on BCCH Norm
|
|
* when TC = 0, it can assume that System Information Type 1 is not in use. */
|
|
f_ensure_si_vec_contains(si_per_tc, 0, SYSTEM_INFORMATION_TYPE_1);
|
|
/* make sure *ALL* contain SI1 */
|
|
f_ensure_si_vec_contains_only(si_per_tc, 0, SYSTEM_INFORMATION_TYPE_1);
|
|
}
|
|
f_ensure_si_vec_contains(si_per_tc, 1, SYSTEM_INFORMATION_TYPE_2);
|
|
/* iii) A SI 2 message will be sent at least every time TC = 1 */
|
|
f_ensure_si_vec_contains(si_per_tc, 2, SYSTEM_INFORMATION_TYPE_3);
|
|
f_ensure_si_vec_contains(si_per_tc, 6, SYSTEM_INFORMATION_TYPE_3);
|
|
f_ensure_si_vec_contains(si_per_tc, 3, SYSTEM_INFORMATION_TYPE_4);
|
|
f_ensure_si_vec_contains(si_per_tc, 7, SYSTEM_INFORMATION_TYPE_4);
|
|
|
|
/* iii) System information type 2 bis or 2 ter messages are sent if needed, as determined by the
|
|
* system operator. If only one of them is needed, it is sent when TC = 5. If both are
|
|
* needed, 2bis is sent when TC = 5 and 2ter is sent at least once within any of 4
|
|
* consecutive occurrences of TC = 4. */
|
|
if (cfg.si2bis_present and not cfg.si2ter_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 5, SYSTEM_INFORMATION_TYPE_2bis);
|
|
} else if (cfg.si2ter_present and not cfg.si2bis_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 5, SYSTEM_INFORMATION_TYPE_2ter);
|
|
} else if (cfg.si2ter_present and cfg.si2bis_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 5, SYSTEM_INFORMATION_TYPE_2bis);
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_2ter, false, 1, 4);
|
|
}
|
|
|
|
if (cfg.si7_present or cfg.si8_present) {
|
|
/* vi) Use of System Information type 7 and 8 is not always necessary. It is necessary
|
|
* if System Information type 4 does not contain all information needed for cell
|
|
* selection and reselection. */
|
|
if (not cfg.bcch_extended) {
|
|
testcase.stop("Error: SI7/SI8 require BCCH Extd.");
|
|
}
|
|
if (cfg.si7_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 7, SYSTEM_INFORMATION_TYPE_7, true);
|
|
}
|
|
if (cfg.si8_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 3, SYSTEM_INFORMATION_TYPE_8, true);
|
|
}
|
|
}
|
|
|
|
if (cfg.si2quater_present) {
|
|
/* iii) System information type 2 quater is sent if needed, as determined by the system
|
|
* operator. If sent on BCCH Norm, it shall be sent when TC = 5 if neither of 2bis
|
|
* and 2ter are used, otherwise it shall be sent at least once within any of 4
|
|
* consecutive occurrences of TC = 4. If sent on BCCH Ext, it is sent at least once
|
|
* within any of 4 consecutive occurrences of TC = 5. */
|
|
if (not (cfg.bcch_extended)) {
|
|
if (not (cfg.si2bis_present or cfg.si2ter_present)) {
|
|
f_ensure_si_vec_contains(si_per_tc, 5, SYSTEM_INFORMATION_TYPE_2quater);
|
|
} else {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_2quater, false, 1, 4);
|
|
}
|
|
} else {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 5, SYSTEM_INFORMATION_TYPE_2quater, true, 1, 4);
|
|
}
|
|
}
|
|
if (cfg.si9_present) {
|
|
/* vi) System Information type 9 is sent in those blocks with TC = 4 which are specified
|
|
* in system information type 3 as defined in 3GPP TS 44.018. */
|
|
f_ensure_si_vec_contains(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_9); // FIXME SI3
|
|
}
|
|
if (cfg.si13_present) {
|
|
/* vii) System Information type 13 is only related to the GPRS service. System Information
|
|
* Type 13 need only be sent if GPRS support is indicated in one or more of System
|
|
* Information Type 3 or 4 or 7 or 8 messages. These messages also indicate if the
|
|
* message is sent on the BCCH Norm or if the message is transmitted on the BCCH Ext.
|
|
* In the case that the message is sent on the BCCH Norm, it is sent at least once
|
|
* within any of 4 consecutive occurrences of TC=4. */
|
|
if (not cfg.bcch_extended) {
|
|
log("not-bccch-extended");
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_13, false, 1, 4);
|
|
} else {
|
|
log("bccch-extended");
|
|
f_ensure_si_vec_contains(si_per_tc, 0, SYSTEM_INFORMATION_TYPE_13, true);
|
|
}
|
|
if (f_si_vec_contains(si_per_tc, SYSTEM_INFORMATION_TYPE_13alt)) {
|
|
setverdict(fail, "Cannot have SI13alt and SI13");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
if (cfg.si16_present or cfg.si17_present) {
|
|
/* viii) System Information type 16 and 17 are only related to the SoLSA service. They
|
|
* should not be sent in a cell where network sharing is used (see rule xv). */
|
|
if (cfg.si22_present) {
|
|
testcase.stop("Error: Cannot have SI16/SI17 and SI22!");
|
|
}
|
|
if (f_si_vec_contains(si_per_tc, SYSTEM_INFORMATION_TYPE_22)) {
|
|
setverdict(fail, "Cannot have SI16/SI17 and SI22!");
|
|
mtc.stop;
|
|
}
|
|
if (not cfg.bcch_extended) {
|
|
testcase.stop("Error: SI16/SI17 requires BCCH Extd!");
|
|
}
|
|
if (cfg.si16_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 6, SYSTEM_INFORMATION_TYPE_16, true);
|
|
}
|
|
if (cfg.si17_present) {
|
|
f_ensure_si_vec_contains(si_per_tc, 2, SYSTEM_INFORMATION_TYPE_17, true);
|
|
}
|
|
}
|
|
|
|
/* ix) System Information type 18 and 20 are sent in order to transmit non-GSM
|
|
* broadcast information. The frequency with which they are sent is determined by the
|
|
* system operator. System Information type 9 identifies the scheduling of System
|
|
* Information type 18 and 20 messages. */
|
|
|
|
/* x) System Information Type 19 is sent if COMPACT neighbours exist. If System
|
|
* Information Type 19 is present, then its scheduling shall be indicated in System
|
|
* Information Type 9. */
|
|
|
|
if (cfg.si15_present) {
|
|
/* xi) System Information Type 15 is broadcast if dynamic ARFCN mapping is used in the
|
|
* PLMN. If sent on BCCH Norm, it is sent at least once within any of 4 consecutive
|
|
* occurrences of TC = 4. If sent on BCCH Ext, it is sent at least once within any of
|
|
* 4 consecutive occurrences of TC = 1. */
|
|
if (not cfg.bcch_extended) {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_15, false, 1, 4);
|
|
} else {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 1, SYSTEM_INFORMATION_TYPE_15, true, 1, 4);
|
|
}
|
|
}
|
|
if (cfg.si13alt_present) {
|
|
/* xii) System Information type 13 alt is only related to the GERAN Iu mode. System
|
|
* Information Type 13 alt need only be sent if GERAN Iu mode support is indicated in
|
|
* one or more of System Information Type 3 or 4 or 7 or 8 messages and SI 13 is not
|
|
* broadcast. These messages also indicate if the message is sent on the BCCH Norm or
|
|
* if the message is transmitted on the BCCH Ext. In the case that the message is sent
|
|
* on the BCCH Norm, it is sent at least once within any of 4 consecutive occurrences
|
|
* of TC = 4. */
|
|
if (cfg.si13_present) {
|
|
testcase.stop("Error: Cannot have SI13alt and SI13");
|
|
}
|
|
if (f_si_vec_contains(si_per_tc, SYSTEM_INFORMATION_TYPE_13)) {
|
|
setverdict(fail, "Cannot have SI13alt and SI13");
|
|
mtc.stop;
|
|
}
|
|
if (not cfg.bcch_extended) {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_13alt, false, 1, 4);
|
|
} else {
|
|
f_ensure_si_vec_contains(si_per_tc, 0, SYSTEM_INFORMATION_TYPE_13alt, true);
|
|
}
|
|
}
|
|
if (cfg.si2n_present) {
|
|
/* xiii) System Information Type 2n is optionally sent on BCCH Norm or BCCH Ext if needed,
|
|
* as determined by the system operator. In the case that the message is sent on the
|
|
* BCCH Norm, it is sent at least once within any of 4 consecutive occurrences of TC =
|
|
* 4. If the message is sent on BCCH Ext, it is sent at least once within any of 2
|
|
* consecutive occurrences of TC = 4. */
|
|
if (not cfg.bcch_extended) {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_2n, false, 1, 4);
|
|
} else {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_2n, true, 2, 4);
|
|
}
|
|
}
|
|
if (cfg.si21_present) {
|
|
/* xiv) System Information Type 21 is optionally sent on BCCH Norm or BCCH Ext, as
|
|
* determined by the system operator. If Extended Access Barring is in use in the cell
|
|
* then this message is sent at least once within any of 4 consecutive occurrences of
|
|
* TC = 4 regardless if it is sent on BCCH Norm or BCCH Ext. If BCCH Ext is used in a
|
|
* cell then this message shall only be sent on BCCH Ext. */
|
|
if (not cfg.bcch_extended) {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_21, false, 1, 4);
|
|
} else {
|
|
f_ensure_si_vec_contains_n_of_m(si_per_tc, 4, SYSTEM_INFORMATION_TYPE_21, true, 1, 4);
|
|
if (f_si_vecslot_contains(si_per_tc[4], SYSTEM_INFORMATION_TYPE_21)) {
|
|
setverdict(fail, "Cannot have SI21 on BCCH Norm if BCCH Extd enabled!");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
if (cfg.si22_present) {
|
|
/* xv) System Information Type 22 is sent if network sharing is in use in the cell. It
|
|
* should not be sent in a cell where SoLSA is used (see rule viii). System
|
|
* Information Type 22 instances shall be sent on BCCH Ext within any occurrence of TC
|
|
* =2 and TC=6. */
|
|
if (cfg.si16_present or cfg.si17_present) {
|
|
testcase.stop("Error: Cannot have SI16/SI17 and SI22!");
|
|
}
|
|
if (f_si_vec_contains(si_per_tc, SYSTEM_INFORMATION_TYPE_16) or
|
|
f_si_vec_contains(si_per_tc, SYSTEM_INFORMATION_TYPE_17)) {
|
|
setverdict(fail, "Cannot have SI16/SI17 and SI22!");
|
|
mtc.stop;
|
|
}
|
|
if (not cfg.bcch_extended) {
|
|
testcase.stop("Error: SI22 requires BCCH Extd!");
|
|
} else {
|
|
f_ensure_si_vec_contains_only(si_per_tc, 2, SYSTEM_INFORMATION_TYPE_22, true);
|
|
f_ensure_si_vec_contains_only(si_per_tc, 6, SYSTEM_INFORMATION_TYPE_22, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* sample Systme Information for specified duration via L1CTL */
|
|
function f_l1_sample_si(L1CTL_PT pt, float duration := 8.0) return SystemInformationVectorPerTc {
|
|
timer T := duration;
|
|
var SystemInformationVectorPerTc si_per_tc;
|
|
var L1ctlDlMessage l1_dl;
|
|
|
|
/* initialize all per-TC vectors empty */
|
|
for (var integer i:= 0; i < sizeof(si_per_tc); i := i+1) {
|
|
si_per_tc[i] := {};
|
|
}
|
|
|
|
/* flush all previous L1 queued msgs */
|
|
pt.clear;
|
|
|
|
T.start;
|
|
alt {
|
|
[] pt.receive(tr_L1CTL_DATA_IND(t_RslChanNr_BCCH(0), ?)) -> value l1_dl {
|
|
/* somehow dec_SystemInformation will try to decode even non-RR as SI */
|
|
if (not (l1_dl.payload.data_ind.payload[1] == '06'O)) {
|
|
log("Ignoring non-RR SI ", l1_dl);
|
|
repeat;
|
|
}
|
|
var SystemInformationFn sig := {
|
|
frame_number := l1_dl.dl_info.frame_nr,
|
|
si := dec_SystemInformation(l1_dl.payload.data_ind.payload)
|
|
}
|
|
var integer tc := f_gsm_compute_tc(sig.frame_number);
|
|
log("SI received at TC=", tc, ": ", sig.si);
|
|
/* append to the per-TC bucket */
|
|
si_per_tc[tc] := si_per_tc[tc] & { sig };
|
|
repeat;
|
|
}
|
|
[] pt.receive { repeat; }
|
|
[] T.timeout { }
|
|
}
|
|
|
|
for (var integer i:= 0; i < sizeof(si_per_tc); i := i+1) {
|
|
log(testcasename(), ": TC=", i, " has #of SI=", sizeof(si_per_tc[i]));
|
|
}
|
|
log("si_per_tc=", si_per_tc);
|
|
return si_per_tc;
|
|
}
|
|
|
|
/* helper function: Set given SI via RSL + validate scheduling.
|
|
* CALLER MUST MAKE SURE TO CHANGE GLOBAL si_cfg! */
|
|
function f_TC_si_sched() runs on test_CT {
|
|
var SystemInformationVectorPerTc si_per_tc;
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
/* Sample + Validate Scheduling */
|
|
si_per_tc := f_l1_sample_si(L1CTL);
|
|
f_validate_si_scheduling(si_cfg, si_per_tc);
|
|
|
|
setverdict(pass);
|
|
}
|
|
|
|
testcase TC_si_sched_default() runs on test_CT {
|
|
f_init();
|
|
/* 2+3+4 are mandatory and set in f_init() */
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_1() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si1_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_1, '5506198fb38000000000000000000000000000e504002b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_2bis() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si2bis_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2bis, '550602bfe809b3ff00000000000000000000007900002b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_2ter() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si2ter_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2ter, '010603bf66b0aa0a00000002000000000000002b2b2b2b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_2ter_2bis() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si2bis_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2bis, '550602bfe809b3ff00000000000000000000007900002b'O);
|
|
si_cfg.si2ter_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2ter, '010603bf66b0aa0a00000002000000000000002b2b2b2b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_2quater() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si2quater_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2quater, '050607a8a0364aa698d72ff424feee0506d5e7fff02043'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_13() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si13_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_13, '0106009000185a6fc9e08410ab2b2b2b2b2b2b2b2b2b2b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
testcase TC_si_sched_13_2bis_2ter_2quater() runs on test_CT {
|
|
f_init();
|
|
si_cfg.si2bis_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2bis, '550602bfe809b3ff00000000000000000000007900002b'O);
|
|
si_cfg.si2ter_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2ter, '010603bf66b0aa0a00000002000000000000002b2b2b2b'O);
|
|
si_cfg.si2quater_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_2quater, '050607a8a0364aa698d72ff424feee0506d5e7fff02043'O);
|
|
si_cfg.si13_present := true;
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_13, '0106009000185a6fc9e08410ab2b2b2b2b2b2b2b2b2b2b'O);
|
|
f_TC_si_sched();
|
|
f_shutdown();
|
|
}
|
|
|
|
|
|
testcase TC_bcch_info() runs on test_CT {
|
|
f_init(testcasename());
|
|
/* FIXME: enable / disable individual BCCH info */
|
|
//ts_RSL_BCCH_INFO(si_type, info);
|
|
/* expect no ERROR REPORT after either of them *
|
|
/* negative test: ensure ERROR REPORT on unsupported types */
|
|
f_shutdown();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Low-Level Protocol Errors / ERROR REPORT
|
|
***********************************************************************/
|
|
|
|
private function f_exp_err_rep(template RSL_Cause cause) runs on test_CT {
|
|
timer T := 5.0;
|
|
T.start;
|
|
alt {
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_ERROR_REPORT(cause))) {
|
|
setverdict(pass);
|
|
}
|
|
[] RSL_CCHAN.receive(tr_RSL_UD(tr_RSL_ERROR_REPORT(?))) {
|
|
setverdict(fail, "Wrong cause in RSL ERR REP");
|
|
mtc.stop;
|
|
}
|
|
[] RSL_CCHAN.receive {
|
|
repeat;
|
|
}
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for RSL ERR REP");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Provoke a protocol error (message too short) and match on ERROR REPORT */
|
|
testcase TC_rsl_protocol_error() runs on test_CT {
|
|
f_init(testcasename());
|
|
var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O));
|
|
rsl.ies := omit;
|
|
RSL_CCHAN.send(ts_RSL_UD(rsl));
|
|
|
|
f_exp_err_rep(RSL_ERR_PROTO);
|
|
}
|
|
|
|
/* Provoke a mandatory IE error and match on ERROR REPORT */
|
|
testcase TC_rsl_mand_ie_error() runs on test_CT {
|
|
f_init(testcasename());
|
|
|
|
var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O));
|
|
rsl.ies := { rsl.ies[0] };
|
|
RSL_CCHAN.send(ts_RSL_UD(rsl));
|
|
|
|
f_exp_err_rep(RSL_ERR_MAND_IE_ERROR);
|
|
}
|
|
|
|
/* Provoke an IE content error and match on ERROR REPORT */
|
|
testcase TC_rsl_ie_content_error() runs on test_CT {
|
|
f_init(testcasename());
|
|
var RSL_Message rsl := valueof(ts_RSL_BCCH_INFO(RSL_SYSTEM_INFO_1, ''O));
|
|
rsl.ies[1].body.sysinfo_type := RSL_SYSTEM_INFO_5;
|
|
RSL_CCHAN.send(ts_RSL_UD(rsl));
|
|
|
|
f_exp_err_rep(RSL_ERR_IE_CONTENT);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* IPA CRCX/MDCX/DLCS media stream handling
|
|
***********************************************************************/
|
|
|
|
/* Send IPA DLCX to inactive lchan */
|
|
function f_TC_ipa_dlcx_not_active(charstring id) runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_IPA_DLCX(g_chan_nr, 0), tr_RSL_IPA_DLCX_ACK(g_chan_nr, ?, ?),
|
|
"IPA DLCX ACK");
|
|
}
|
|
testcase TC_ipa_dlcx_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init(testcasename());
|
|
var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_dlcx_not_active), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* Send IPA CRCX twice to inactive lchan */
|
|
function f_TC_ipa_crcx_twice_not_active(charstring id) runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_ACK(g_chan_nr, ?, ?, ?),
|
|
"IPA CRCX ACK");
|
|
f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_NACK(g_chan_nr, RSL_ERR_RES_UNAVAIL),
|
|
"IPA CRCX NACK");
|
|
}
|
|
testcase TC_ipa_crcx_twice_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init(testcasename());
|
|
var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_crcx_twice_not_active), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* Regular sequence of CRCX/MDCX/DLCX */
|
|
function f_TC_ipa_crcx_mdcx_dlcx_not_active(charstring id) runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_ACK(g_chan_nr, ?, ?, ?),
|
|
"IPA CRCX ACK");
|
|
var uint32_t remote_ip := f_rnd_int(c_UINT32_MAX);
|
|
var uint16_t remote_port := f_rnd_int(c_UINT16_MAX);
|
|
var uint7_t rtp_pt2 := f_rnd_int(127);
|
|
var uint16_t fake_conn_id := 23; /* we're too lazy to read it out from the CRCX ACK above */
|
|
f_rsl_transceive(ts_RSL_IPA_MDCX(g_chan_nr, fake_conn_id, remote_ip, remote_port, rtp_pt2),
|
|
tr_RSL_IPA_MDCX_ACK(g_chan_nr, ?, ?, ?, rtp_pt2),
|
|
"IPA MDCX ACK");
|
|
f_rsl_transceive(ts_RSL_IPA_DLCX(g_chan_nr, fake_conn_id), tr_RSL_IPA_DLCX_ACK(g_chan_nr, ?, ?),
|
|
"IPA DLCX ACK");
|
|
}
|
|
testcase TC_ipa_crcx_mdcx_dlcx_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init(testcasename());
|
|
var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_crcx_mdcx_dlcx_not_active), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* Sequence of CRCX, 2x MDCX, DLCX */
|
|
function f_TC_ipa_crcx_mdcx_mdcx_dlcx_not_active(charstring id) runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_ACK(g_chan_nr, ?, ?, ?),
|
|
"IPA CRCX ACK");
|
|
var uint32_t remote_ip := f_rnd_int(c_UINT32_MAX);
|
|
var uint16_t remote_port := f_rnd_int(c_UINT16_MAX);
|
|
var uint7_t rtp_pt2 := f_rnd_int(127);
|
|
var uint16_t fake_conn_id := 23; /* we're too lazy to read it out from the CRCX ACK above */
|
|
f_rsl_transceive(ts_RSL_IPA_MDCX(g_chan_nr, fake_conn_id, remote_ip, remote_port, rtp_pt2),
|
|
tr_RSL_IPA_MDCX_ACK(g_chan_nr, ?, ?, ?, rtp_pt2),
|
|
"IPA MDCX ACK");
|
|
/* Second MDCX */
|
|
remote_ip := f_rnd_int(c_UINT32_MAX);
|
|
remote_port := f_rnd_int(c_UINT16_MAX);
|
|
f_rsl_transceive(ts_RSL_IPA_MDCX(g_chan_nr, fake_conn_id, remote_ip, remote_port, rtp_pt2),
|
|
tr_RSL_IPA_MDCX_ACK(g_chan_nr, ?, ?, ?, rtp_pt2),
|
|
"IPA MDCX ACK");
|
|
f_rsl_transceive(ts_RSL_IPA_DLCX(g_chan_nr, fake_conn_id), tr_RSL_IPA_DLCX_ACK(g_chan_nr, ?, ?),
|
|
"IPA DLCX ACK");
|
|
}
|
|
testcase TC_ipa_crcx_mdcx_mdcx_dlcx_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
f_init(testcasename());
|
|
var ConnHdlr vc_conn := f_start_handler(refers(f_TC_ipa_crcx_mdcx_mdcx_dlcx_not_active), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* IPA CRCX on SDCCH/4 and SDCCH/8 (doesn't make sense) */
|
|
function f_TC_ipa_crcx_sdcch_not_active(charstring id) runs on ConnHdlr {
|
|
f_rsl_transceive(ts_RSL_IPA_CRCX(g_chan_nr), tr_RSL_IPA_CRCX_NACK(g_chan_nr, ?),
|
|
"IPA CRCX NACK");
|
|
}
|
|
testcase TC_ipa_crcx_sdcch_not_active() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_SDCCH4(0,1), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_ipa_crcx_sdcch_not_active), pars);
|
|
vc_conn.done;
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_SDCCH8(6,5), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_ipa_crcx_sdcch_not_active), pars);
|
|
vc_conn.done;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* PCU Socket related tests
|
|
***********************************************************************/
|
|
|
|
private function f_TC_pcu_act_req(uint8_t bts_nr, uint8_t trx_nr, uint8_t ts_nr, boolean exp_success)
|
|
runs on test_CT {
|
|
timer T := 3.0;
|
|
|
|
/* we don't expect any RTS.req before PDCH are active */
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RTS_REQ(bts_nr))) {
|
|
setverdict(fail, "PCU RTS.req before PDCH active?");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout { }
|
|
}
|
|
|
|
/* Send PDCH activate request for known PDCH timeslot */
|
|
PCU.send(t_SD_PCUIF(g_pcu_conn_id, ts_PCUIF_ACT_REQ(bts_nr, trx_nr, ts_nr)));
|
|
|
|
/* we now expect RTS.req for this timeslot (only) */
|
|
T.start;
|
|
alt {
|
|
[exp_success] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RTS_REQ(bts_nr, trx_nr, ts_nr))) {
|
|
setverdict(pass);
|
|
}
|
|
[not exp_success] PCU.receive(t_SD_PCUIF(g_pcu_conn_id,
|
|
tr_PCUIF_RTS_REQ(bts_nr, trx_nr, ts_nr))) {
|
|
setverdict(fail, "Unexpected RTS.req for supposedly failing activation");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RTS_REQ)) {
|
|
setverdict(fail, "RTS.req for wrong TRX/TS");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[exp_success] T.timeout {
|
|
setverdict(fail, "Timeout waiting for PCU RTS.req");
|
|
mtc.stop;
|
|
}
|
|
[not exp_success] T.timeout {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
}
|
|
|
|
private function f_TC_pcu_deact_req(uint8_t bts_nr, uint8_t trx_nr, uint8_t ts_nr)
|
|
runs on test_CT {
|
|
timer T := 3.0;
|
|
|
|
/* Send PDCH activate request for known PDCH timeslot */
|
|
PCU.send(t_SD_PCUIF(g_pcu_conn_id, ts_PCUIF_DEACT_REQ(bts_nr, trx_nr, ts_nr)));
|
|
|
|
PCU.clear;
|
|
/* we now expect no RTS.req for this timeslot */
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RTS_REQ(bts_nr, trx_nr, ts_nr))) {
|
|
setverdict(fail, "Received unexpected PCU RTS.req");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* PDCH activation via PCU socket; check for presence of RTS.req */
|
|
testcase TC_pcu_act_req() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
}
|
|
|
|
/* PDCH activation via PCU socket on non-PDCU timeslot */
|
|
testcase TC_pcu_act_req_wrong_ts() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 1, false);
|
|
}
|
|
|
|
/* PDCH activation via PCU socket on wrong BTS */
|
|
testcase TC_pcu_act_req_wrong_bts() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(23, 0, 7, false);
|
|
}
|
|
|
|
/* PDCH activation via PCU socket on wrong TRX */
|
|
testcase TC_pcu_act_req_wrong_trx() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 23, 7, false);
|
|
}
|
|
|
|
/* PDCH deactivation via PCU socket; check for absence of RTS.req */
|
|
testcase TC_pcu_deact_req() runs on test_CT {
|
|
f_init();
|
|
/* Activate PDCH */
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_sleep(1.0);
|
|
/* and De-Activate again */
|
|
f_TC_pcu_deact_req(0, 0, 7);
|
|
}
|
|
|
|
/* Attempt to deactivate a PDCH on a non-PDCH timeslot */
|
|
testcase TC_pcu_deact_req_wrong_ts() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_deact_req(0, 0, 1);
|
|
}
|
|
|
|
/* Test the PCU->BTS Version and BTS->PCU SI13 handshake */
|
|
testcase TC_pcu_ver_si13() runs on test_CT {
|
|
const octetstring si13 := '00010203040506070909'O;
|
|
var PCUIF_send_data sd;
|
|
timer T:= 3.0;
|
|
f_init();
|
|
|
|
/* Set SI13 via RSL */
|
|
f_rsl_bcch_fill_raw(RSL_SYSTEM_INFO_13, si13);
|
|
PCU.send(t_SD_PCUIF(g_pcu_conn_id, ts_PCUIF_TXT_IND(0, PCU_VERSION, "BTS_Test v23")));
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_DATA_IND(0, 0, 0, ?, PCU_IF_SAPI_BCCH))) -> value sd {
|
|
if (substr(sd.data.u.data_ind.data, 0, lengthof(si13)) == si13) {
|
|
setverdict(pass);
|
|
} else {
|
|
repeat;
|
|
}
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for SI13");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
private const octetstring c_PCU_DATA := '000102030405060708090a0b0c0d0e0f10111213141516'O;
|
|
|
|
/* helper function to send a PCU DATA.req */
|
|
private function f_pcu_data_req(uint8_t bts_nr, uint8_t trx_nr, uint8_t ts_nr,
|
|
uint8_t block_nr, uint32_t fn, PCUIF_Sapi sapi, octetstring data)
|
|
runs on test_CT
|
|
{
|
|
PCU.send(t_SD_PCUIF(g_pcu_conn_id,
|
|
ts_PCUIF_DATA_REQ(bts_nr, trx_nr, ts_nr, block_nr, fn, sapi, data)));
|
|
}
|
|
|
|
/* helper function to wait for RTS.ind for given SAPI on given BTS/TRX/TS and then send */
|
|
private function f_pcu_wait_rts_and_data_req(uint8_t bts_nr, uint8_t trx_nr, uint8_t ts_nr,
|
|
PCUIF_Sapi sapi, octetstring data)
|
|
runs on test_CT
|
|
{
|
|
var PCUIF_send_data sd;
|
|
|
|
timer T := 3.0;
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id,
|
|
tr_PCUIF_RTS_REQ(bts_nr, trx_nr, ts_nr, sapi))) -> value sd {
|
|
f_pcu_data_req(bts_nr, trx_nr, ts_nr, sd.data.u.rts_req.block_nr,
|
|
sd.data.u.rts_req.fn, sapi, data);
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for RTS.ind");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Send DATA.req on invalid BTS */
|
|
testcase TC_pcu_data_req_wrong_bts() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_data_req(23, 0, 7, 0, 0, PCU_IF_SAPI_PDTCH, c_PCU_DATA);
|
|
/* FIXME: how to check this wasn't actually sent and didn't crash BTS? */
|
|
f_sleep(10.0);
|
|
}
|
|
|
|
/* Send DATA.req on invalid TRX */
|
|
testcase TC_pcu_data_req_wrong_trx() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_data_req(0, 100, 7, 0, 0, PCU_IF_SAPI_PDTCH, c_PCU_DATA);
|
|
/* FIXME: how to check this wasn't actually sent and didn't crash BTS? */
|
|
f_sleep(10.0);
|
|
}
|
|
|
|
/* Send DATA.req on invalid timeslot */
|
|
testcase TC_pcu_data_req_wrong_ts() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_data_req(0, 0, 70, 0, 0, PCU_IF_SAPI_PDTCH, c_PCU_DATA);
|
|
/* FIXME: how to check this wasn't actually sent and didn't crash BTS? */
|
|
f_sleep(10.0);
|
|
}
|
|
|
|
/* Send DATA.req on timeslot that hasn't been activated */
|
|
testcase TC_pcu_data_req_ts_inactive() runs on test_CT {
|
|
f_init();
|
|
f_pcu_data_req(0, 0, 7, 0, 0, PCU_IF_SAPI_PDTCH, c_PCU_DATA);
|
|
/* FIXME: how to check this wasn't actually sent and didn't crash BTS? */
|
|
f_sleep(2.0);
|
|
}
|
|
|
|
testcase TC_pcu_data_req_pdtch() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_wait_rts_and_data_req(0, 0, 7, PCU_IF_SAPI_PDTCH, c_PCU_DATA);
|
|
/* FIXME: how to check this was actually sent */
|
|
f_sleep(2.0);
|
|
}
|
|
|
|
testcase TC_pcu_data_req_ptcch() runs on test_CT {
|
|
f_init();
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_wait_rts_and_data_req(0, 0, 7, PCU_IF_SAPI_PTCCH, c_PCU_DATA);
|
|
/* FIXME: how to check this was actually sent */
|
|
f_sleep(2.0);
|
|
}
|
|
|
|
/* Send AGCH from PCU; check it appears on Um side */
|
|
testcase TC_pcu_data_req_agch() runs on test_CT {
|
|
timer T := 3.0;
|
|
f_init();
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
f_TC_pcu_act_req(0, 0, 7, true);
|
|
f_pcu_data_req(0, 0, 7, 0, 0, PCU_IF_SAPI_AGCH, c_PCU_DATA);
|
|
|
|
T.start;
|
|
alt {
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0), ?, c_PCU_DATA)) {
|
|
setverdict(pass);
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for PCU-originated AGCH block on Um");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Send IMM.ASS from PCU for PCH; check it appears on Um side */
|
|
testcase TC_pcu_data_req_imm_ass_pch() runs on test_CT {
|
|
var octetstring imm_ass := f_rnd_octstring(23);
|
|
f_init();
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
/* append 3 last imsi digits so BTS can compute pagng group */
|
|
var uint32_t fn := f_PCUIF_tx_imm_ass_pch(PCU, g_pcu_conn_id, imm_ass, '123459987'H);
|
|
|
|
timer T := 0.5;
|
|
T.start;
|
|
alt {
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(t_RslChanNr_PCH_AGCH(0), ?, imm_ass)) {
|
|
/* TODO: verify paging group */
|
|
setverdict(pass);
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for PCU-originated AGCH block on Um");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Send RACH from Um side, expect it to show up on PCU socket */
|
|
testcase TC_pcu_rach_content() runs on test_CT {
|
|
f_init();
|
|
f_init_l1ctl();
|
|
f_l1_tune(L1CTL);
|
|
|
|
var GsmFrameNumber fn_last := 0;
|
|
for (var integer i := 0; i < 1000; i := i+1) {
|
|
var OCT1 ra := f_rnd_ra_ps();
|
|
var GsmFrameNumber fn := f_L1CTL_RACH(L1CTL, oct2int(ra));
|
|
if (fn == fn_last) {
|
|
setverdict(fail, "Two RACH in same FN?!?");
|
|
mtc.stop;
|
|
}
|
|
fn_last := fn;
|
|
|
|
timer T := 2.0;
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RACH_IND(0, oct2int(ra), 0, ?, fn))) {
|
|
T.stop;
|
|
}
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_RACH_IND)) {
|
|
setverdict(fail, "Unexpected RACH IND");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for RACH IND");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
setverdict(pass);
|
|
}
|
|
|
|
private function f_pad_oct(octetstring str, integer len, OCT1 pad) return octetstring {
|
|
var integer strlen := lengthof(str);
|
|
for (var integer i := 0; i < len-strlen; i := i+1) {
|
|
str := str & pad;
|
|
}
|
|
return str;
|
|
}
|
|
|
|
/* Send PAGING via RSL, expect it to shw up on PCU socket */
|
|
testcase TC_pcu_paging_from_rsl() runs on test_CT {
|
|
f_init();
|
|
|
|
for (var integer i := 0; i < 100; i := i+1) {
|
|
var MobileL3_CommonIE_Types.MobileIdentityLV mi;
|
|
timer T := 3.0;
|
|
if (i < 50) {
|
|
mi := valueof(ts_MI_TMSI_LV(f_rnd_octstring(4)));
|
|
} else {
|
|
mi := valueof(ts_MI_IMSI_LV(f_gen_imsi(i)));
|
|
}
|
|
var octetstring mi_enc_lv := enc_MobileIdentityLV(mi);
|
|
var octetstring mi_enc := substr(mi_enc_lv, 1, lengthof(mi_enc_lv)-1);
|
|
var octetstring t_mi_lv := f_pad_oct(mi_enc_lv, 9, '00'O);
|
|
|
|
/* Send RSL PAGING COMMAND */
|
|
RSL_CCHAN.send(ts_RSL_UD(ts_RSL_PAGING_CMD(mi_enc, i mod 4)));
|
|
T.start;
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_PAG_REQ(0, t_mi_lv))) {
|
|
}
|
|
[] PCU.receive(t_SD_PCUIF(g_pcu_conn_id, tr_PCUIF_PAG_REQ)) {
|
|
setverdict(fail, "Unexpected PAGING REQ");
|
|
mtc.stop;
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for PAGING REQ");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
}
|
|
setverdict(pass);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Osmocom Style Dynamic Timeslot Support
|
|
***********************************************************************/
|
|
|
|
private function f_dyn_osmo_pdch_act(integer pcu_conn_id, integer bts_nr, integer trx_nr)
|
|
runs on ConnHdlr {
|
|
var PCUIF_send_data sd;
|
|
/* Expect BTS to immediately acknowledge activation as PDCH */
|
|
PCU.clear;
|
|
f_rsl_chan_act(g_pars.chan_mode);
|
|
/* expect INFO_IND on PCU interface listing TS as PDCH */
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(bts_nr, ?))) -> value sd {
|
|
if (substr(sd.data.u.info_ind.trx[trx_nr].pdch_mask, g_chan_nr.tn, 1) != '1'B) {
|
|
setverdict(fail, "PCUIF_INFO_IND PDCH_MASK not '1' after PDCH ACT");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
}
|
|
/* try to activate this PDCH from the PCU point of view */
|
|
PCU.send(t_SD_PCUIF(pcu_conn_id, ts_PCUIF_ACT_REQ(bts_nr, trx_nr, g_chan_nr.tn)));
|
|
/* FIXME: is there a response? */
|
|
}
|
|
|
|
private function f_dyn_osmo_pdch_deact(integer pcu_conn_id, integer bts_nr, integer trx_nr)
|
|
runs on ConnHdlr {
|
|
var PCUIF_send_data sd;
|
|
/* Send RSL CHAN REL (deactivate) */
|
|
PCU.clear;
|
|
RSL.send(ts_RSL_RF_CHAN_REL(g_chan_nr));
|
|
/* expect BTS to ask PCU to deactivate the channel */
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(bts_nr, ?))) -> value sd {
|
|
if (substr(sd.data.u.info_ind.trx[trx_nr].pdch_mask, g_chan_nr.tn, 1) != '0'B) {
|
|
setverdict(fail, "PCUIF_INFO_IND PDCH_MASK not '0' after PDCH DEACT");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
}
|
|
/* Emulate PCU asking BTS to deactivate PDCH */
|
|
PCU.send(t_SD_PCUIF(pcu_conn_id, ts_PCUIF_DEACT_REQ(bts_nr, trx_nr, g_chan_nr.tn)));
|
|
alt {
|
|
[] RSL.receive(tr_RSL_RF_CHAN_REL_ACK(g_chan_nr)) {
|
|
setverdict(pass);
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
}
|
|
|
|
/* Activate Osmocom-style dynamic PDCH from BSC side */
|
|
function f_TC_dyn_osmo_pdch_act_deact(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_dyn_osmo_pdch_act(pcu_conn_id, bts_nr, trx_nr);
|
|
f_sleep(3.0);
|
|
f_dyn_osmo_pdch_deact(pcu_conn_id, bts_nr, trx_nr);
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_osmo_pdch_act_deact() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_PDCH(4), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_osmo_pdch_act_deact), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* send a RF CHAN REL for PDCH on an osmocom dynamci PDCH that's already inactive */
|
|
function f_TC_dyn_osmo_pdch_unsol_deact(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
RSL.send(ts_RSL_RF_CHAN_REL(g_chan_nr));
|
|
/* since the lchan is already released, we don't expect any PCU changes, just a rel ack. */
|
|
RSL.receive(tr_RSL_RF_CHAN_REL_ACK(g_chan_nr));
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_osmo_pdch_unsol_deact() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_PDCH(4), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_osmo_pdch_unsol_deact), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* try to RSL CHAN ACT a PDCH on an osmocom-style PDCH that's already active */
|
|
function f_TC_dyn_osmo_pdch_double_act(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_dyn_osmo_pdch_act(pcu_conn_id, bts_nr, trx_nr);
|
|
/* Send a second Chan Activ and expect it to be NACKed */
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode), tr_RSL_CHAN_ACT_NACK(g_chan_nr),
|
|
"RSL CHAN ACT NACK");
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_osmo_pdch_double_act() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_PDCH(4), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_osmo_pdch_double_act), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* try to RSL CHAN ACT a TCH/F on an osmocom-style PDCH */
|
|
function f_TC_dyn_osmo_pdch_tchf_act(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
var RslChannelNr chan_nr := valueof(t_RslChanNr_Bm(g_chan_nr.tn));
|
|
|
|
/* register for the TCH/F channel number */
|
|
f_rslem_register(0, chan_nr);
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(chan_nr, g_pars.chan_mode), tr_RSL_CHAN_ACT_ACK(chan_nr),
|
|
"RSL CHAN ACT");
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_osmo_pdch_tchf_act() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_PDCH(4), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_osmo_pdch_tchf_act), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* try to RSL CHAN ACT the TCH/H on an osmocom-style PDCH */
|
|
function f_TC_dyn_osmo_pdch_tchh_act(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
var RslChannelNr chan_nr[2] := { valueof(t_RslChanNr_Lm(g_chan_nr.tn, 0)),
|
|
valueof(t_RslChanNr_Lm(g_chan_nr.tn, 1)) };
|
|
|
|
/* register for the TCH/H channel numbers */
|
|
f_rslem_register(0, chan_nr[0]);
|
|
f_rslem_register(0, chan_nr[1]);
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(chan_nr[1], g_pars.chan_mode),
|
|
tr_RSL_CHAN_ACT_ACK(chan_nr[1]), "RSL CHAN ACT [1]");
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(chan_nr[0], g_pars.chan_mode),
|
|
tr_RSL_CHAN_ACT_ACK(chan_nr[0]), "RSL CHAN ACT [0]");
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_osmo_pdch_tchh_act() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_PDCH(4), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_osmo_pdch_tchh_act), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* IPA Style Dynamic Timeslot Support
|
|
***********************************************************************/
|
|
|
|
private function f_dyn_ipa_pdch_act(integer pcu_conn_id, integer bts_nr, integer trx_nr)
|
|
runs on ConnHdlr {
|
|
var PCUIF_send_data sd;
|
|
/* Expect BTS to immediately acknowledge activation as PDCH */
|
|
PCU.clear;
|
|
RSL.send(ts_RSL_IPA_PDCH_ACT(g_chan_nr));
|
|
/* expect INFO_IND on PCU interface listing TS as PDCH */
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(bts_nr, ?))) -> value sd {
|
|
if (substr(sd.data.u.info_ind.trx[trx_nr].pdch_mask, g_chan_nr.tn, 1) != '1'B) {
|
|
setverdict(fail, "PCUIF_INFO_IND PDCH_MASK not '1' after PDCH ACT");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
}
|
|
/* try to activate this PDCH from the PCU point of view */
|
|
PCU.send(t_SD_PCUIF(pcu_conn_id, ts_PCUIF_ACT_REQ(bts_nr, trx_nr, g_chan_nr.tn)));
|
|
/* FIXME: is there a response? */
|
|
|
|
RSL.receive(tr_RSL_IPA_PDCH_ACT_ACK(g_chan_nr, ?));
|
|
}
|
|
|
|
private function f_dyn_ipa_pdch_deact(integer pcu_conn_id, integer bts_nr, integer trx_nr)
|
|
runs on ConnHdlr {
|
|
var PCUIF_send_data sd;
|
|
/* Send RSL CHAN REL (deactivate) */
|
|
RSL.send(ts_RSL_IPA_PDCH_DEACT(g_chan_nr));
|
|
PCU.clear;
|
|
/* expect BTS to ask PCU to deactivate the channel */
|
|
alt {
|
|
[] PCU.receive(t_SD_PCUIF(pcu_conn_id, tr_PCUIF_INFO_IND(bts_nr, ?))) -> value sd {
|
|
if (substr(sd.data.u.info_ind.trx[trx_nr].pdch_mask, g_chan_nr.tn, 1) != '0'B) {
|
|
setverdict(fail, "PCUIF_INFO_IND PDCH_MASK not '0' after PDCH DEACT");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[] PCU.receive { repeat; }
|
|
}
|
|
/* Emulate PCU asking BTS to deactivate PDCH */
|
|
PCU.send(t_SD_PCUIF(pcu_conn_id, ts_PCUIF_DEACT_REQ(bts_nr, trx_nr, g_chan_nr.tn)));
|
|
alt {
|
|
[] RSL.receive(tr_RSL_IPA_PDCH_DEACT_ACK(g_chan_nr)) {
|
|
setverdict(pass);
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
}
|
|
|
|
/* Activate and de-activate an IPA-style dynamic TCH/F + PDCH */
|
|
function f_TC_dyn_ipa_pdch_act_deact(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_dyn_ipa_pdch_act(pcu_conn_id, bts_nr, trx_nr);
|
|
f_sleep(3.0);
|
|
f_dyn_ipa_pdch_deact(pcu_conn_id, bts_nr, trx_nr);
|
|
|
|
setverdict(pass);
|
|
|
|
}
|
|
testcase TC_dyn_ipa_pdch_act_deact() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init();
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_Bm(3), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_ipa_pdch_act_deact), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* try to RSL CHAN ACT a TCH/F on an IPA-style PDCH */
|
|
function f_TC_dyn_ipa_pdch_tchf_act(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode), tr_RSL_CHAN_ACT_ACK(g_chan_nr),
|
|
"RSL CHAN ACT");
|
|
f_rsl_transceive(ts_RSL_RF_CHAN_REL(g_chan_nr), tr_RSL_RF_CHAN_REL_ACK(g_chan_nr),
|
|
"RF CHAN REL", true);
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_ipa_pdch_tchf_act() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_Bm(3), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_ipa_pdch_tchf_act), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* Activate IPA style dyn PDCH as TCH/F and then illegally try to activate it as PDCH, too */
|
|
function f_TC_dyn_ipa_pdch_tchf_act_pdch_act_nack(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode), tr_RSL_CHAN_ACT_ACK(g_chan_nr),
|
|
"RSL CHAN ACT");
|
|
|
|
RSL.send(ts_RSL_IPA_PDCH_ACT(g_chan_nr));
|
|
alt {
|
|
[] RSL.receive(tr_RSL_IPA_PDCH_ACT_NACK(g_chan_nr, ?));
|
|
[] RSL.receive(tr_RSL_IPA_PDCH_ACT_ACK(g_chan_nr, ?)) {
|
|
setverdict(fail, "Unexpected PDCH ACT ACK");
|
|
mtc.stop;
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
|
|
f_rsl_transceive(ts_RSL_RF_CHAN_REL(g_chan_nr), tr_RSL_RF_CHAN_REL_ACK(g_chan_nr),
|
|
"RF CHAN REL", true);
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_ipa_pdch_tchf_act_pdch_act_nack() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_Bm(3), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_ipa_pdch_tchf_act_pdch_act_nack), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
/* try to RSL CHAN ACT a TCH/F on an IPA-style PDCH that's already in PDCH mode; expect NACK */
|
|
function f_TC_dyn_ipa_pdch_act_tchf_act_nack(charstring id) runs on ConnHdlr {
|
|
var PCUIF_Message first_info;
|
|
var integer ts_nr := g_chan_nr.tn;
|
|
var integer trx_nr := 0;
|
|
var integer bts_nr := 0;
|
|
var integer pcu_conn_id := -1;
|
|
|
|
/* register for the TCH/F channel number */
|
|
f_rslem_register(0, g_chan_nr);
|
|
|
|
f_init_pcu(PCU, id, pcu_conn_id, first_info);
|
|
|
|
f_dyn_ipa_pdch_act(pcu_conn_id, bts_nr, trx_nr);
|
|
|
|
f_rsl_transceive(ts_RSL_CHAN_ACT(g_chan_nr, g_pars.chan_mode), tr_RSL_CHAN_ACT_NACK(g_chan_nr),
|
|
"RSL CHAN ACT");
|
|
|
|
f_dyn_ipa_pdch_deact(pcu_conn_id, bts_nr, trx_nr);
|
|
|
|
setverdict(pass);
|
|
}
|
|
testcase TC_dyn_ipa_pdch_act_tchf_act_nack() runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
pars := valueof(t_Pars(t_RslChanNr_Bm(3), ts_RSL_ChanMode_SIGN));
|
|
vc_conn := f_start_handler(refers(f_TC_dyn_ipa_pdch_act_tchf_act_nack), pars, true);
|
|
vc_conn.done;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* LAPDm / RLL related
|
|
***********************************************************************/
|
|
|
|
private function f_tx_lapdm(template (value) LapdmFrame l,
|
|
template (value) RslLinkId link_id) runs on ConnHdlr {
|
|
var octetstring l2 := enc_LapdmFrame(valueof(l));
|
|
if (valueof(link_id.c) == SACCH) {
|
|
/* prepend dummy L1 header */
|
|
l2 := '0000'O & l2;
|
|
}
|
|
|
|
/* If required, pad L2 frame with constant 0x2b filling */
|
|
l2 := f_pad_oct(l2, 23, '2B'O);
|
|
|
|
log("encoding ", l, " to ", l2);
|
|
L1CTL.send(ts_L1CTL_DATA_REQ(g_chan_nr, link_id, l2));
|
|
}
|
|
|
|
type record RllTestCase {
|
|
uint3_t sapi,
|
|
RslLinkId link_id,
|
|
octetstring l3,
|
|
boolean exp
|
|
}
|
|
type record of RllTestCase RllTestCases;
|
|
template RllTestCase t_EITC(uint3_t sapi, RslLinkId id, octetstring l3, boolean exp) := {
|
|
sapi := sapi,
|
|
link_id := id,
|
|
l3 := l3,
|
|
exp := exp
|
|
}
|
|
|
|
/* execute the same callback function with a set of different parameters (tcs) on a
|
|
* variety of logical channels */
|
|
private function f_rll_testmatrix(RllTestCases tcs, void_fn fn) runs on test_CT {
|
|
var ConnHdlrPars pars;
|
|
var ConnHdlr vc_conn;
|
|
f_init(testcasename());
|
|
|
|
/* test on each of the channels we have */
|
|
for (var integer i := 0; i < sizeof(g_AllChanTypes); i := i+1) {
|
|
pars := valueof(t_Pars(g_AllChanTypes[i], ts_RSL_ChanMode_SIGN));
|
|
|
|
/* test each of the test cases on the current channel */
|
|
for (var integer j := 0; j < sizeof(tcs); j := j+1) {
|
|
pars.spec.rll := tcs[j];
|
|
log(testcasename(), ": XXX Starting ", tcs[j] , " on ", g_AllChanTypes[i]);
|
|
vc_conn := f_start_handler(fn, pars);
|
|
vc_conn.done;
|
|
}
|
|
}
|
|
|
|
f_shutdown();
|
|
}
|
|
|
|
/* test if SABM on Um triggers EST IND (TS 48.058 3.1) */
|
|
private function f_TC_rll_est_ind(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
timer T := 3.0;
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
f_tx_lapdm(ts_LAPDm_SABM(tc.sapi, cr_MO_CMD, true, tc.l3), tc.link_id);
|
|
T.start;
|
|
alt {
|
|
[tc.l3 != ''O] RSL.receive(tr_RSL_EST_IND(g_chan_nr, tc.link_id, tc.l3)) {
|
|
if (tc.exp) {
|
|
setverdict(pass);
|
|
} else {
|
|
setverdict(fail, "Unexpected EST IND with L3 in ", tc);
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[tc.l3 == ''O] RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, tc.link_id)) {
|
|
if (tc.exp) {
|
|
setverdict(pass);
|
|
} else {
|
|
setverdict(fail, "Unexpected EST IND without L3 in ", tc);
|
|
mtc.stop;
|
|
}
|
|
}
|
|
[tc.exp] T.timeout {
|
|
setverdict(fail, "Timeout waiting for EST IND");
|
|
mtc.stop;
|
|
}
|
|
[not tc.exp] T.timeout {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_est_ind() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
/* SAPI0 establishment (contention resolution) */
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), '01020304'O, true)),
|
|
/* normal SAPI0 establishment */
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), ''O, true)),
|
|
/* SAPI 3 doesn't support contention resolution */
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), '01020304'O, false)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), '01020304'O, false)),
|
|
/* normal SAPI3 establishment on main DCCH */
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), ''O, true)),
|
|
/* normal SAPI3 establishment on SACCH */
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), ''O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_est_ind));
|
|
}
|
|
|
|
/* test if RLL EST REQ trigeres SABM on Um; UA on Um triggers EST CONF (TS 48.058 3.2) */
|
|
private function f_TC_rll_est_req(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
var L1ctlDlMessage dl;
|
|
timer T := 3.0;
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* Send a RSL EST REQ for SAPI3 on main DCCH */
|
|
RSL.send(ts_RSL_EST_REQ(g_chan_nr, tc.link_id));
|
|
T.start;
|
|
alt {
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, ?)) -> value dl {
|
|
var LapdmFrame lapdm;
|
|
var octetstring l2 := dl.payload.data_ind.payload;
|
|
if (dl.dl_info.link_id.c == SACCH) {
|
|
/* remove L1 header */
|
|
l2 := substr(l2, 2, lengthof(l2)-2);
|
|
}
|
|
lapdm.ab := dec_LapdmFrameAB(l2);
|
|
if (match(lapdm, tr_LAPDm_SABM(tc.sapi, cr_MT_CMD, true, ''O))) {
|
|
setverdict(pass);
|
|
} else {
|
|
repeat;
|
|
}
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for SABM");
|
|
mtc.stop;
|
|
}
|
|
}
|
|
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_est_req_DCCH_3() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
/* normal SAPI3 establishment on main DCCH */
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), ''O, true))//,
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_est_req));
|
|
}
|
|
testcase TC_rll_est_req_ACCH_3() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
/* normal SAPI3 establishment on SACCH */
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), ''O, true))
|
|
}
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_est_req));
|
|
}
|
|
|
|
/* altstep to receive a LAPDm frame matching the given template */
|
|
private altstep as_l1_exp_lapdm(template LapdmFrame exp) runs on ConnHdlr {
|
|
var L1ctlDlMessage dl;
|
|
[] L1CTL.receive(tr_L1CTL_DATA_IND(g_chan_nr, ?)) -> value dl {
|
|
var LapdmFrame lapdm;
|
|
var octetstring l2 := dl.payload.data_ind.payload;
|
|
if (dl.dl_info.link_id.c == SACCH) {
|
|
/* remove L1 header */
|
|
l2 := substr(l2, 2, lengthof(l2)-2);
|
|
}
|
|
if (ischosen(exp.ab)) {
|
|
lapdm.ab := dec_LapdmFrameAB(l2);
|
|
} else if (ischosen(exp.b4)) {
|
|
lapdm.b4 := dec_LapdmFrameB4(l2);
|
|
} else if (ischosen(exp.bbis)) {
|
|
lapdm.bbis := dec_LapdmFrameBbis(l2);
|
|
}
|
|
log("Rx LAPDm ", lapdm);
|
|
if (match(lapdm, exp)) {
|
|
setverdict(pass);
|
|
} else {
|
|
repeat;
|
|
}
|
|
}
|
|
[] L1CTL.receive { repeat; }
|
|
}
|
|
private function f_l1_exp_lapdm(template LapdmFrame exp, float t := 3.0) runs on ConnHdlr {
|
|
timer T := t;
|
|
T.start;
|
|
alt {
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for LAPDm ", exp);
|
|
mtc.stop;
|
|
}
|
|
[] as_l1_exp_lapdm(exp);
|
|
}
|
|
}
|
|
|
|
/* establish one Radio Link Layer via SABM -> UA. Use l3 for contention resolution */
|
|
private function f_est_rll_mo(uint3_t sapi, RslLinkId link_id, octetstring l3) runs on ConnHdlr {
|
|
/* send SABM from MS -> BTS */
|
|
f_tx_lapdm(ts_LAPDm_SABM(sapi, cr_MO_CMD, true, l3), link_id);
|
|
/* expect RLL EST IND on Abis */
|
|
alt {
|
|
[l3 != ''O] RSL.receive(tr_RSL_EST_IND(g_chan_nr, link_id, l3));
|
|
[l3 == ''O] RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, link_id));
|
|
[] RSL.receive(tr_RSL_ERROR_IND(g_chan_nr, link_id, ?)) {
|
|
setverdict(fail, "Failing due to RSL_ERROR_IND");
|
|
mtc.stop;
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
/* expect UA from BTS -> MS */
|
|
f_l1_exp_lapdm(tr_LAPDm_UA(sapi, cr_MT_RSP, true, l3));
|
|
}
|
|
|
|
/* test if DISC on Um triggers RLL REL IND (TS 48.058 3.3) */
|
|
private function f_TC_rll_rel_ind(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* first establish the link-layer */
|
|
f_est_rll_mo(tc.sapi, tc.link_id, tc.l3);
|
|
|
|
/* then send the DISC */
|
|
f_tx_lapdm(ts_LAPDm_DISC(tc.sapi, cr_MO_CMD, true), tc.link_id);
|
|
/* ... and expect the REL IND on the RSL side */
|
|
alt {
|
|
[] RSL.receive(tr_RSL_REL_IND(g_chan_nr, tc.link_id)) {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_rel_ind_DCCH_0() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), '01020304'O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_rel_ind));
|
|
}
|
|
|
|
testcase TC_rll_rel_ind_ACCH_0() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_SACCH(0)), ''O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_rel_ind));
|
|
}
|
|
testcase TC_rll_rel_ind_DCCH_3() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), ''O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_rel_ind));
|
|
}
|
|
testcase TC_rll_rel_ind_ACCH_3() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), ''O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_rel_ind));
|
|
}
|
|
|
|
/* test if RLL REL REQ triggers DISC on Um; UA/DM triggers RLL REL CONF (TS 48.058 3.4) */
|
|
private function f_TC_rll_rel_req(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
/* activate the logical channel */
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* first establish the link-layer */
|
|
f_est_rll_mo(tc.sapi, tc.link_id, tc.l3);
|
|
|
|
/* then send the REL REQ via RSL */
|
|
RSL.send(ts_RSL_REL_REQ(g_chan_nr, tc.link_id, RSL_REL_MODE_NORMAL));
|
|
/* ... and expect the DISC on the Um side */
|
|
alt {
|
|
[] as_l1_exp_lapdm(tr_LAPDm_DISC(tc.sapi, cr_MT_CMD, true)) {
|
|
/* FIXME: send a UA in resposne to the DISC */
|
|
}
|
|
}
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_rel_req() runs on test_CT {
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), '01020304'O, true)),
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_SACCH(0)), ''O, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), ''O, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), ''O, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_rel_req));
|
|
}
|
|
|
|
/* test if RLL DATA REQ triggers I-frames on Um (TS 48.058 3.5) */
|
|
testcase TC_rll_data_req() runs on test_CT {
|
|
}
|
|
|
|
/* test if I-frames on Um trigger RLL DATA IND (TS 48.058 3.6) */
|
|
testcase TC_rll_data_ind() runs on test_CT {
|
|
}
|
|
|
|
/* test if RLL UNIT DATA REQ triggers UI-frame on Um (TS 48.058 3.7) */
|
|
private function f_TC_rll_ud_req(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* Send UNITDATA REQ on RSL side */
|
|
RSL.send(ts_RSL_UNITDATA_REQ(g_chan_nr, tc.link_id, tc.l3));
|
|
/* Expect it to arrive on the other side */
|
|
if (tc.link_id.c == SACCH) {
|
|
f_l1_exp_lapdm(tr_LAPDm_B4_UI(tc.sapi, cr_MT_CMD, tc.l3));
|
|
} else {
|
|
f_l1_exp_lapdm(tr_LAPDm_UI(tc.sapi, cr_MT_CMD, tc.l3));
|
|
}
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_unit_data_req_DCCH() runs on test_CT {
|
|
var octetstring l3 := f_rnd_octstring(15);
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), l3, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), l3, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_ud_req));
|
|
}
|
|
testcase TC_rll_unit_data_req_ACCH() runs on test_CT {
|
|
var octetstring l3 := f_rnd_octstring(19);
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_SACCH(0)), l3, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), l3, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_ud_req));
|
|
}
|
|
|
|
/* test if UI-frames on Um trigger RLL UNIT DATA IND (TS 48.058 3.8) */
|
|
private function f_TC_rll_ud_ind(charstring id) runs on ConnHdlr {
|
|
var RllTestCase tc := g_pars.spec.rll;
|
|
|
|
f_l1_tune(L1CTL);
|
|
RSL.clear;
|
|
|
|
f_est_dchan();
|
|
L1CTL.clear;
|
|
|
|
/* Send LAPDm UI frame. There is no B4 format in uplink! */
|
|
f_tx_lapdm(ts_LAPDm_UI(tc.sapi, cr_MO_CMD, tc.l3), tc.link_id);
|
|
/* Expdct RLL UNITDATA IND on RSL side */
|
|
alt {
|
|
[] RSL.receive(tr_RSL_UNITDATA_IND(g_chan_nr, tc.link_id, tc.l3)) {
|
|
setverdict(pass);
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_rll_unit_data_ind_DCCH() runs on test_CT {
|
|
var octetstring l3 := f_rnd_octstring(20);
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_DCCH(0)), l3, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_DCCH(3)), l3, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_ud_ind));
|
|
}
|
|
testcase TC_rll_unit_data_ind_ACCH() runs on test_CT {
|
|
var octetstring l3 := f_rnd_octstring(18);
|
|
var RllTestCases tcs := {
|
|
valueof(t_EITC(0, valueof(ts_RslLinkID_SACCH(0)), l3, true)),
|
|
valueof(t_EITC(3, valueof(ts_RslLinkID_SACCH(3)), l3, true))
|
|
};
|
|
f_rll_testmatrix(tcs, refers(f_TC_rll_ud_ind));
|
|
}
|
|
|
|
/***********************************************************************
|
|
* Encryption Related
|
|
***********************************************************************/
|
|
|
|
/* send UNITDATA_REQ from BTS to MS and expect it to arrive */
|
|
function f_unitdata_mt(RslLinkId link_id, octetstring l3) runs on ConnHdlr {
|
|
RSL.send(ts_RSL_UNITDATA_REQ(g_chan_nr, link_id, l3));
|
|
if (link_id.c == SACCH) {
|
|
f_l1_exp_lapdm(tr_LAPDm_B4_UI(link_id.sapi, cr_MT_CMD, l3));
|
|
} else {
|
|
f_l1_exp_lapdm(tr_LAPDm_UI(link_id.sapi, cr_MT_CMD, l3));
|
|
}
|
|
}
|
|
|
|
/* Send UI frame from MS and expect it to arrive as RLL UNITDATA IND on Abis */
|
|
function f_unitdata_mo(RslLinkId link_id, octetstring l3) runs on ConnHdlr {
|
|
timer T := 3.0;
|
|
f_tx_lapdm(ts_LAPDm_UI(link_id.sapi, cr_MO_CMD, l3), link_id);
|
|
T.start;
|
|
/* Expect RLL UNITDATA IND on RSL side */
|
|
alt {
|
|
[] RSL.receive(tr_RSL_UNITDATA_IND(g_chan_nr, link_id, l3)) {
|
|
setverdict(pass);
|
|
}
|
|
[] T.timeout {
|
|
setverdict(fail, "Timeout waiting for UNIT_DATA_IND");
|
|
mtc.stop;
|
|
}
|
|
[] RSL.receive { repeat; }
|
|
}
|
|
}
|
|
|
|
/* Test channel activation with A5/n right from the beginning (like in assignment + hand-over) */
|
|
function f_TC_chan_act_encr(charstring id) runs on ConnHdlr {
|
|
f_l1_tune(L1CTL);
|
|
f_est_dchan(true);
|
|
|
|
/* now we actually need to transmit some data both ways to check if the encryption works */
|
|
var L1ctlDlMessage dl;
|
|
|
|
var octetstring l3 := f_rnd_octstring(20);
|
|
var RslLinkId link_id := valueof(ts_RslLinkID_DCCH(0));
|
|
|
|
/* send UNITDATA_REQ from BTS to MS and expect it to arrive */
|
|
f_unitdata_mt(link_id, l3);
|
|
|
|
/* Send UI frame from MS and expect it to arrive as RLL UNITDATA IND on Abis */
|
|
f_unitdata_mo(link_id, l3);
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_chan_act_a51() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_1, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_chan_act_encr));
|
|
}
|
|
testcase TC_chan_act_a52() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_2, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_chan_act_encr));
|
|
}
|
|
testcase TC_chan_act_a53() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_3, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_chan_act_encr));
|
|
}
|
|
|
|
|
|
/* Test unencrypted channel activation followed by explicit ENCR CMD later */
|
|
function f_TC_encr_cmd(charstring id) runs on ConnHdlr {
|
|
/* L3 payload doesn't matter, as it is passed transparently */
|
|
var BIT3 l3_alg_id := f_alg_id_to_l3(g_pars.encr.alg_id);
|
|
var octetstring l3 := enc_PDU_ML3_NW_MS(valueof(ts_RRM_CiphModeCmd(l3_alg_id)));
|
|
var RslLinkId link_id := valueof(ts_RslLinkID_DCCH(0));
|
|
|
|
f_l1_tune(L1CTL);
|
|
|
|
/* first establish a dedicated channel in the clear */
|
|
f_est_dchan(false);
|
|
|
|
/* Establish ABM */
|
|
f_est_rll_mo(link_id.sapi, link_id, '23420815'O);
|
|
|
|
/* then send the RSL ENCR CMD with an actual RR CIPH MOD CMD inside */
|
|
RSL.send(ts_RSL_ENCR_CMD(g_chan_nr, link_id, g_pars.encr.alg_id, g_pars.encr.key, l3));
|
|
/* expect the L3 to arrive still unencrypted on the MS side */
|
|
f_l1_exp_lapdm(tr_LAPDm_I(link_id.sapi, cr_MT_CMD, ?, ?, ?, l3));
|
|
|
|
/* configure L1 to apply ciphering */
|
|
var uint8_t alg_id := f_alg_id_to_l1ctl(g_pars.encr.alg_id);
|
|
f_L1CTL_CRYPTO_REQ(L1CTL, g_pars.chan_nr, alg_id, g_pars.encr.key);
|
|
|
|
/* send first ciphered I-frame in response */
|
|
l3 := '0a0b0c0d'O;
|
|
f_tx_lapdm(ts_LAPDm_I(link_id.sapi, cr_MO_CMD, true, 1, 0, l3), link_id);
|
|
RSL.receive(tr_RSL_DATA_IND(g_chan_nr, link_id, l3));
|
|
|
|
/* now the BTS code should have detected the first properly encrypted uplink I-frame,
|
|
* and hence enable encryption also on the downlink */
|
|
|
|
/* expect bi-directional communication work in encrypted mode */
|
|
f_unitdata_mo(link_id, f_rnd_octstring(15));
|
|
f_unitdata_mt(link_id, f_rnd_octstring(15));
|
|
|
|
/* release the channel */
|
|
f_rsl_chan_deact();
|
|
f_L1CTL_DM_REL_REQ(L1CTL, g_chan_nr);
|
|
f_rslem_unregister(0, g_chan_nr);
|
|
}
|
|
testcase TC_encr_cmd_a51() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_1, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_encr_cmd));
|
|
}
|
|
testcase TC_encr_cmd_a52() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_2, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_encr_cmd));
|
|
}
|
|
testcase TC_encr_cmd_a53() runs on test_CT {
|
|
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
|
|
pars.encr := valueof(ts_RSL_IE_EncrInfo(RSL_ALG_ID_A5_3, f_rnd_octstring(8)));
|
|
f_testmatrix_each_chan(pars, refers(f_TC_encr_cmd));
|
|
}
|
|
|
|
private function f_assert_lapdm(octetstring enc, template LapdmFrame exp_match, charstring name := "") {
|
|
var LapdmFrame lf;
|
|
var octetstring reenc;
|
|
|
|
/* decode the LAPDm frame */
|
|
if (ischosen(exp_match.ab)) {
|
|
lf.ab := dec_LapdmFrameAB(enc);
|
|
} else {
|
|
setverdict(fail, "unsupported frame type");
|
|
mtc.stop;
|
|
}
|
|
|
|
/* check if decoder result matches expectation */
|
|
if (not match(lf, exp_match)) {
|
|
setverdict(fail, name, ": decoded LAPDm doesn't match");
|
|
mtc.stop;
|
|
} else {
|
|
log(name, ": matched");
|
|
setverdict(pass);
|
|
}
|
|
|
|
/* test if re-encoded frame equals original input */
|
|
reenc := enc_LapdmFrame(lf);
|
|
if (enc != reenc) {
|
|
setverdict(fail, name, ": re-encoded LAPDm frame doesn't match");
|
|
mtc.stop;
|
|
} else {
|
|
setverdict(pass);
|
|
}
|
|
}
|
|
|
|
testcase TC_lapdm_selftest() runs on test_CT {
|
|
f_assert_lapdm('030301'O, tr_LAPDm_UI(0, true, ''O), "ui_s0_empty");
|
|
f_assert_lapdm('0F0301'O, tr_LAPDm_UI(3, true, ''O), "ui_s3_empty");
|
|
f_assert_lapdm('013F01'O, tr_LAPDm_SABM(0, false, true, ''O), "sabm_s0_empty");
|
|
f_assert_lapdm('013F1123420815'O, tr_LAPDm_SABM(0, false, true, '23420815'O), "sabm_s0_l3");
|
|
f_assert_lapdm('03E101'O, tr_LAPDm_RR(0, true, false, 7), "rr_s0_7");
|
|
f_assert_lapdm('03000d063505'O, tr_LAPDm_I(0, true, false, 0, 0, '063505'O), "I/0/0");
|
|
f_assert_lapdm('03e00d063505'O, tr_LAPDm_I(0, true, false, 7, 0, '063505'O), "I/7/0");
|
|
}
|
|
|
|
|
|
/* test generation of RLL ERR IND based on Um errors (TS 48.058 3.9) */
|
|
/* protocol error as per 44.006 */
|
|
/* link layer failure (repetition of I-frame N200 times without ACK */
|
|
/* repetition of SABM or DISC N200 times without ACK */
|
|
/* receptiom of SABM in multi-frame established state */
|
|
|
|
|
|
|
|
|
|
|
|
/* TODO Areas:
|
|
|
|
* channel activation
|
|
** with BS_Power / MS_Power, bypassing power control loop
|
|
** on primary vs. secondary TRX
|
|
** with timing advance from initial activation on
|
|
* mode modify
|
|
** encryption
|
|
** multirate
|
|
* check DEACTIVATE SACCH
|
|
** unsupported algorithm
|
|
* handover detection
|
|
* MS Power Control
|
|
* BS Power Control
|
|
* Physical Context
|
|
* SACCH info modify
|
|
* CCCH Load Indication for PCH and RACH
|
|
* Delete Indication on AGCH overflow
|
|
* SMS Broadcast Req / Cmd / CBCH LOad Ind
|
|
* RF resource ind
|
|
* error handling
|
|
* discriminator error
|
|
** type error
|
|
** sequence error
|
|
** IE duplicated?
|
|
* PCU interface
|
|
** TIME_IND from BTS->PCU
|
|
** DATA_IND from BTS->PCU
|
|
** verification of PCU-originated DATA_REQ arrival on Um/MS side
|
|
|
|
*/
|
|
|
|
control {
|
|
execute( TC_chan_act_stress() );
|
|
execute( TC_chan_act_react() );
|
|
execute( TC_chan_deact_not_active() );
|
|
execute( TC_chan_act_wrong_nr() );
|
|
execute( TC_deact_sacch() );
|
|
execute( TC_sacch_filling() );
|
|
execute( TC_sacch_info_mod() );
|
|
execute( TC_sacch_multi() );
|
|
execute( TC_sacch_multi_chg() );
|
|
execute( TC_rach_content() );
|
|
execute( TC_rach_count() );
|
|
execute( TC_rach_max_ta() );
|
|
execute( TC_meas_res_sign_tchf() );
|
|
execute( TC_meas_res_sign_tchh() );
|
|
execute( TC_meas_res_sign_sdcch4() );
|
|
execute( TC_meas_res_sign_sdcch8() );
|
|
execute( TC_meas_res_sign_tchh_toa256() );
|
|
execute( TC_conn_fail_crit() );
|
|
execute( TC_paging_imsi_80percent() );
|
|
execute( TC_paging_tmsi_80percent() );
|
|
execute( TC_paging_imsi_200percent() );
|
|
execute( TC_paging_tmsi_200percent() );
|
|
execute( TC_rsl_protocol_error() );
|
|
execute( TC_rsl_mand_ie_error() );
|
|
execute( TC_rsl_ie_content_error() );
|
|
execute( TC_si_sched_default() );
|
|
execute( TC_si_sched_1() );
|
|
execute( TC_si_sched_2bis() );
|
|
execute( TC_si_sched_2ter() );
|
|
execute( TC_si_sched_2ter_2bis() );
|
|
execute( TC_si_sched_2quater() );
|
|
execute( TC_si_sched_13() );
|
|
execute( TC_si_sched_13_2bis_2ter_2quater() );
|
|
execute( TC_ipa_dlcx_not_active() );
|
|
execute( TC_ipa_crcx_twice_not_active() );
|
|
execute( TC_ipa_crcx_mdcx_dlcx_not_active() );
|
|
execute( TC_ipa_crcx_mdcx_mdcx_dlcx_not_active() );
|
|
execute( TC_ipa_crcx_sdcch_not_active() );
|
|
|
|
execute( TC_pcu_act_req() );
|
|
execute( TC_pcu_act_req_wrong_ts() );
|
|
execute( TC_pcu_act_req_wrong_bts() );
|
|
execute( TC_pcu_act_req_wrong_trx() );
|
|
execute( TC_pcu_deact_req() );
|
|
execute( TC_pcu_deact_req_wrong_ts() );
|
|
execute( TC_pcu_ver_si13() );
|
|
execute( TC_pcu_data_req_wrong_bts() );
|
|
execute( TC_pcu_data_req_wrong_trx() );
|
|
execute( TC_pcu_data_req_wrong_ts() );
|
|
execute( TC_pcu_data_req_ts_inactive() );
|
|
execute( TC_pcu_data_req_pdtch() );
|
|
execute( TC_pcu_data_req_ptcch() );
|
|
execute( TC_pcu_data_req_agch() );
|
|
execute( TC_pcu_data_req_imm_ass_pch() );
|
|
execute( TC_pcu_rach_content() );
|
|
execute( TC_pcu_paging_from_rsl() );
|
|
|
|
execute( TC_dyn_osmo_pdch_act_deact() );
|
|
execute( TC_dyn_osmo_pdch_unsol_deact() );
|
|
execute( TC_dyn_osmo_pdch_double_act() );
|
|
execute( TC_dyn_osmo_pdch_tchf_act() );
|
|
execute( TC_dyn_osmo_pdch_tchh_act() );
|
|
execute( TC_dyn_ipa_pdch_act_deact() );
|
|
execute( TC_dyn_ipa_pdch_tchf_act() );
|
|
execute( TC_dyn_ipa_pdch_tchf_act_pdch_act_nack() );
|
|
execute( TC_dyn_ipa_pdch_act_tchf_act_nack() );
|
|
|
|
execute( TC_rll_est_ind() );
|
|
execute( TC_rll_est_req_DCCH_3() );
|
|
execute( TC_rll_est_req_ACCH_3() );
|
|
execute( TC_rll_rel_ind_DCCH_0() );
|
|
execute( TC_rll_rel_ind_DCCH_3() );
|
|
execute( TC_rll_rel_ind_ACCH_0() );
|
|
execute( TC_rll_rel_ind_ACCH_3() );
|
|
execute( TC_rll_rel_req() );
|
|
execute( TC_rll_unit_data_req_DCCH() );
|
|
execute( TC_rll_unit_data_req_ACCH() );
|
|
execute( TC_rll_unit_data_ind_DCCH() );
|
|
execute( TC_rll_unit_data_ind_ACCH() );
|
|
|
|
execute( TC_chan_act_a51() );
|
|
execute( TC_chan_act_a52() );
|
|
execute( TC_chan_act_a53() );
|
|
execute( TC_encr_cmd_a51() );
|
|
execute( TC_encr_cmd_a52() );
|
|
execute( TC_encr_cmd_a53() );
|
|
|
|
execute( TC_lapdm_selftest() );
|
|
}
|
|
|
|
|
|
}
|