pespin has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmocom-bb/+/32442 )
Change subject: layer23: Use subscriber information and events to trigger GMMREG Attach ......................................................................
layer23: Use subscriber information and events to trigger GMMREG Attach
Change-Id: I1c7cc120ff4098c0b845e13a6e5e5db8b7e18376 --- M src/host/layer23/include/osmocom/bb/modem/gmm.h M src/host/layer23/src/modem/app_modem.c M src/host/layer23/src/modem/gmm.c M src/host/layer23/src/modem/vty.c 4 files changed, 111 insertions(+), 24 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/42/32442/1
diff --git a/src/host/layer23/include/osmocom/bb/modem/gmm.h b/src/host/layer23/include/osmocom/bb/modem/gmm.h index 4ec3e8e..6269c82 100644 --- a/src/host/layer23/include/osmocom/bb/modem/gmm.h +++ b/src/host/layer23/include/osmocom/bb/modem/gmm.h @@ -5,3 +5,6 @@ struct osmocom_ms;
int modem_gmm_init(struct osmocom_ms *ms); + +int modem_gmm_gmmreg_attach_req(const struct osmocom_ms *ms); +int modem_gmm_gmmreg_detach_req(const struct osmocom_ms *ms); diff --git a/src/host/layer23/src/modem/app_modem.c b/src/host/layer23/src/modem/app_modem.c index c24a6e6..a493a4f 100644 --- a/src/host/layer23/src/modem/app_modem.c +++ b/src/host/layer23/src/modem/app_modem.c @@ -114,10 +114,41 @@ memset(&app_data, 0x00, sizeof(app_data)); }
+/* SIM becomes ATTACHED/DETACHED, or answers a request */ +static int modem_l23_subscr_signal_cb(unsigned int subsys, unsigned int signal, + void *handler_data, void *signal_data) +{ + struct osmocom_ms *ms; + struct osmobb_l23_subscr_sim_auth_resp_sig_data *sim_auth_resp; + + OSMO_ASSERT(subsys == SS_L23_SUBSCR); + + switch (signal) { + case S_L23_SUBSCR_SIM_ATTACHED: + ms = signal_data; + modem_gmm_gmmreg_attach_req(ms); + break; + case S_L23_SUBSCR_SIM_DETACHED: + ms = signal_data; + modem_gmm_gmmreg_detach_req(ms); + break; + case S_L23_SUBSCR_SIM_AUTH_RESP: + sim_auth_resp = signal_data; + ms = sim_auth_resp->ms; + /* TODO: pass sim_auth_resp->sres to GMM layer */ + break; + default: + OSMO_ASSERT(0); + } + + return 0; +} + static int global_signal_cb(unsigned int subsys, unsigned int signal, void *handler_data, void *signal_data) { struct osmocom_ms *ms; + struct gsm_settings *set;
if (subsys != SS_L1CTL) return 0; @@ -128,6 +159,28 @@ layer3_app_reset(); app_data.ms = ms;
+ /* insert test card, if enabled */ + set = &ms->settings; + switch (set->sim_type) { + case GSM_SIM_TYPE_L1PHY: + /* trigger sim card reader process */ + gsm_subscr_simcard(ms); + break; + case GSM_SIM_TYPE_TEST: + gsm_subscr_testcard(ms, set->test_rplmn_mcc, + set->test_rplmn_mnc, set->test_lac, + set->test_tmsi, set->test_imsi_attached); + break; + case GSM_SIM_TYPE_SAP: + gsm_subscr_sapcard(ms); + break; + default: + /* No SIM, trigger PLMN selection process. + * FIXME: not implemented. Code in mobile needs to be + * moved to common/ and reuse it here. + */ + } + ms->started = true; return l1ctl_tx_fbsb_req(ms, ms->test_arfcn, L1CTL_FBSB_F_FB01SB, 100, 0, @@ -154,6 +207,7 @@ /* global exit */ static int _modem_exit(void) { + osmo_signal_unregister_handler(SS_L23_SUBSCR, &modem_l23_subscr_signal_cb, NULL); osmo_signal_unregister_handler(SS_GLOBAL, &global_signal_cb, NULL); return 0; } @@ -198,6 +252,7 @@ }
osmo_signal_register_handler(SS_L1CTL, &global_signal_cb, NULL); + osmo_signal_register_handler(SS_L23_SUBSCR, &modem_l23_subscr_signal_cb, NULL); lapdm_channel_set_l3(&app_data.ms->lapdm_channel, &modem_grr_rslms_cb, app_data.ms); return 0; } diff --git a/src/host/layer23/src/modem/gmm.c b/src/host/layer23/src/modem/gmm.c index 9472e32..650bd2f 100644 --- a/src/host/layer23/src/modem/gmm.c +++ b/src/host/layer23/src/modem/gmm.c @@ -124,3 +124,38 @@ osmo_gprs_gmm_enable_gprs(true); return rc; } + +int modem_gmm_gmmreg_attach_req(const struct osmocom_ms *ms) +{ + struct osmo_gprs_gmm_prim *gmm_prim; + const struct gsm_subscriber *subscr = &ms->subscr; + int rc; + + gmm_prim = osmo_gprs_gmm_prim_alloc_gmmreg_attach_req(); + gmm_prim->gmmreg.attach_req.attach_type = OSMO_GPRS_GMM_ATTACH_TYPE_GPRS; + gmm_prim->gmmreg.attach_req.ptmsi = subscr->tmsi; + gmm_prim->gmmreg.attach_req.attach_with_imsi = (subscr->tmsi == GSM_RESERVED_TMSI); + memcpy(gmm_prim->gmmreg.attach_req.imsi, subscr->imsi, ARRAY_SIZE(subscr->imsi)); + memcpy(gmm_prim->gmmreg.attach_req.imei, ms->settings.imei, ARRAY_SIZE(ms->settings.imei)); + memcpy(gmm_prim->gmmreg.attach_req.imeisv, ms->settings.imeisv, ARRAY_SIZE(ms->settings.imeisv)); + rc = osmo_gprs_gmm_prim_upper_down(gmm_prim); + if (rc < 0) + LOGP(DMM, LOGL_ERROR, "Failed submitting GMMREG-ATTACH.req\n"); + return rc; +} + +int modem_gmm_gmmreg_detach_req(const struct osmocom_ms *ms) +{ + struct osmo_gprs_gmm_prim *gmm_prim; + const struct gsm_subscriber *subscr = &ms->subscr; + int rc; + + gmm_prim = osmo_gprs_gmm_prim_alloc_gmmreg_detach_req(); + gmm_prim->gmmreg.detach_req.ptmsi = subscr->tmsi; + gmm_prim->gmmreg.detach_req.detach_type = OSMO_GPRS_GMM_DETACH_MS_TYPE_GPRS; + gmm_prim->gmmreg.detach_req.poweroff_type = OSMO_GPRS_GMM_DETACH_POWEROFF_TYPE_NORMAL; + rc = osmo_gprs_gmm_prim_upper_down(gmm_prim); + if (rc < 0) + LOGP(DMM, LOGL_ERROR, "Failed submitting GMMREG-DETACH.req\n"); + return rc; +} diff --git a/src/host/layer23/src/modem/vty.c b/src/host/layer23/src/modem/vty.c index a23ae73..c689806 100644 --- a/src/host/layer23/src/modem/vty.c +++ b/src/host/layer23/src/modem/vty.c @@ -36,6 +36,7 @@ #include <osmocom/bb/common/vty.h> #include <osmocom/bb/common/apn.h> #include <osmocom/bb/common/ms.h> +#include <osmocom/bb/modem/gmm.h> #include <osmocom/bb/modem/grr.h> #include <osmocom/bb/modem/vty.h>
@@ -163,25 +164,14 @@ TEST_CMD_DESC MS_NAME_DESC GMM_CMDG_DESC "Enqueue a GMM GMMREG-ATTACH.req for transmission\n") { - struct osmo_gprs_gmm_prim *gmm_prim; - const uint32_t tlli = 0xe1c5d364; - const char *imsi = "1234567890"; - const char *imei = "42342342342342"; - const char *imeisv = "4234234234234275"; struct osmocom_ms *ms;
- if ((ms = l23_vty_get_ms(argv[0], vty)) == NULL) + if ((ms = l23_vty_get_ms(argv[0], vty)) == NULL) { + vty_out(vty, "Failed to find ms '%s'%s", argv[0], VTY_NEWLINE); return CMD_WARNING; + }
- gmm_prim = osmo_gprs_gmm_prim_alloc_gmmreg_attach_req(); - gmm_prim->gmmreg.attach_req.attach_type = OSMO_GPRS_GMM_ATTACH_TYPE_GPRS; - gmm_prim->gmmreg.attach_req.ptmsi = tlli; - OSMO_STRLCPY_ARRAY(gmm_prim->gmmreg.attach_req.imsi, imsi); - OSMO_STRLCPY_ARRAY(gmm_prim->gmmreg.attach_req.imei, imei); - OSMO_STRLCPY_ARRAY(gmm_prim->gmmreg.attach_req.imeisv, imeisv); - - - if (osmo_gprs_gmm_prim_upper_down(gmm_prim) != 0) { + if (modem_gmm_gmmreg_attach_req(ms) < 0) { vty_out(vty, "Failed to enqueue a GMM PDU%s", VTY_NEWLINE); return CMD_WARNING; } @@ -195,19 +185,14 @@ TEST_CMD_DESC MS_NAME_DESC GMM_CMDG_DESC "Enqueue a GMM GMMREG-DETACH.req for transmission\n") { - struct osmo_gprs_gmm_prim *gmm_prim; - const uint32_t tlli = 0xe1c5d364; struct osmocom_ms *ms;
- if ((ms = l23_vty_get_ms(argv[0], vty)) == NULL) + if ((ms = l23_vty_get_ms(argv[0], vty)) == NULL) { + vty_out(vty, "Failed to find ms '%s'%s", argv[0], VTY_NEWLINE); return CMD_WARNING; + }
- gmm_prim = osmo_gprs_gmm_prim_alloc_gmmreg_detach_req(); - gmm_prim->gmmreg.detach_req.ptmsi = tlli; - gmm_prim->gmmreg.detach_req.detach_type = OSMO_GPRS_GMM_DETACH_MS_TYPE_GPRS; - gmm_prim->gmmreg.detach_req.poweroff_type = OSMO_GPRS_GMM_DETACH_POWEROFF_TYPE_NORMAL; - - if (osmo_gprs_gmm_prim_upper_down(gmm_prim) != 0) { + if (modem_gmm_gmmreg_detach_req(ms) < 0) { vty_out(vty, "Failed to enqueue a GMM PDU%s", VTY_NEWLINE); return CMD_WARNING; }