* When enabled, the starting time will be set by given frames in the future.
* If a starting time is given by the network, this time is ignored.
*/
-//#define TEST_STARTING_TIMER 40
+//#define TEST_STARTING_TIMER 140
/* Testing if frequency modification works correctly "after time".
*
#include <osmocom/bb/common/l1ctl.h>
#include <osmocom/bb/mobile/vty.h>
-static void start_rr_t_monitor(struct gsm48_rrlayer *rr, int sec, int micro);
-static void stop_rr_t_monitor(struct gsm48_rrlayer *rr);
+static void start_rr_t_meas(struct gsm48_rrlayer *rr, int sec, int micro);
static void stop_rr_t_starting(struct gsm48_rrlayer *rr);
static void stop_rr_t3124(struct gsm48_rrlayer *rr);
static int gsm48_rcv_rsl(struct osmocom_ms *ms, struct msgb *msg);
static int gsm48_rr_dl_est(struct osmocom_ms *ms);
+static int gsm48_rr_tx_meas_rep(struct osmocom_ms *ms);
+static int gsm48_rr_set_mode(struct osmocom_ms *ms, uint8_t chan_nr,
+ uint8_t mode);
+static int gsm48_rr_rel_cnf(struct osmocom_ms *ms, struct msgb *msg);
/*
* support
return 0;
}
+/* set channel mode if supported, or return error cause */
+static uint8_t gsm48_rr_check_mode(struct osmocom_ms *ms, uint8_t chan_nr,
+ uint8_t mode)
+{
+ struct gsm_settings *set = &ms->settings;
+ uint8_t ch_type, ch_subch, ch_ts;
+
+ /* only complain if we use TCH/F or TCH/H */
+ rsl_dec_chan_nr(chan_nr, &ch_type, &ch_subch, &ch_ts);
+ if (ch_type != RSL_CHAN_Bm_ACCHs
+ && ch_type != RSL_CHAN_Lm_ACCHs)
+ return 0;
+
+ switch (mode) {
+ case GSM48_CMODE_SIGN:
+ LOGP(DRR, LOGL_INFO, "Mode: signalling\n");
+ break;
+ case GSM48_CMODE_SPEECH_V1:
+ if (ch_type == RSL_CHAN_Bm_ACCHs) {
+ if (!set->full_v1) {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "full-rate speech V1\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ LOGP(DRR, LOGL_INFO, "Mode: full-rate speech V1\n");
+ } else {
+ if (!set->half_v1) {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "half-rate speech V1\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ LOGP(DRR, LOGL_INFO, "Mode: half-rate speech V1\n");
+ }
+ break;
+ case GSM48_CMODE_SPEECH_EFR:
+ if (ch_type == RSL_CHAN_Bm_ACCHs) {
+ if (!set->full_v2) {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "full-rate speech V2\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ LOGP(DRR, LOGL_INFO, "Mode: full-rate speech V2\n");
+ } else {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "half-rate speech V2\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ break;
+ case GSM48_CMODE_SPEECH_AMR:
+ if (ch_type == RSL_CHAN_Bm_ACCHs) {
+ if (!set->full_v3) {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "full-rate speech V3\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ LOGP(DRR, LOGL_INFO, "Mode: full-rate speech V3\n");
+ } else {
+ if (!set->half_v3) {
+ LOGP(DRR, LOGL_NOTICE, "Not supporting "
+ "half-rate speech V3\n");
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+ LOGP(DRR, LOGL_INFO, "Mode: half-rate speech V3\n");
+ }
+ break;
+ default:
+ LOGP(DRR, LOGL_ERROR, "Mode 0x%02x not supported!\n", mode);
+ return GSM48_RR_CAUSE_CHAN_MODE_UNACCT;
+ }
+
+ return 0;
+}
+
+/* apply new "alter_delay" in dedicated mode */
+int gsm48_rr_alter_delay(struct osmocom_ms *ms)
+{
+ struct gsm48_rrlayer *rr = &ms->rrlayer;
+ struct gsm_settings *set = &rr->ms->settings;
+
+ if (rr->state != GSM48_RR_ST_DEDICATED)
+ return -EINVAL;
+ l1ctl_tx_param_req(ms, rr->cd_now.ind_ta - set->alter_delay,
+ (set->alter_tx_power) ? set->alter_tx_power_value
+ : rr->cd_now.ind_tx_power);
+
+ return 0;
+}
+
/*
* state transition
*/
/* release dedicated mode, if any */
l1ctl_tx_dm_rel_req(rr->ms);
+ rr->ms->meas.rl_fail = 0;
+ rr->dm_est = 0;
l1ctl_tx_reset_req(rr->ms, L1CTL_RES_T_FULL);
/* free establish message, if any */
rr->rr_est_req = 0;
struct gsm48_rrlayer *rr = &ms->rrlayer;
if (!msg->l3h) {
- printf("FIX l3h\n");
- exit (0);
+ LOGP(DRR, LOGL_ERROR, "FIX l3h\n");
+ return -EINVAL;
}
rsl_rll_push_l3(msg, msg_type, rr->cd_now.chan_nr,
rr->cd_now.link_id, 1);
int gsm48_rr_start_monitor(struct osmocom_ms *ms)
{
ms->rrlayer.monitor = 1;
- memset(&ms->meas, 0, sizeof(&ms->meas));
- start_rr_t_monitor(&ms->rrlayer, 1, 0);
return 0;
}
int gsm48_rr_stop_monitor(struct osmocom_ms *ms)
{
ms->rrlayer.monitor = 0;
- memset(&ms->meas, 0, sizeof(&ms->meas));
- stop_rr_t_monitor(&ms->rrlayer);
return 0;
}
*/
/* special timer to monitor measurements */
-static void timeout_rr_monitor(void *arg)
+static void timeout_rr_meas(void *arg)
{
struct gsm48_rrlayer *rr = arg;
struct gsm322_cellsel *cs = &rr->ms->cellsel;
char text[256];
if (!cs->selected) {
- sprintf(text, "MON: no cell selected");
+ return;
} else if (!meas->frames) {
sprintf(text, "MON: no cell info");
} else {
sprintf(text + strlen(text), "/%d", ch_subch);
}
}
- vty_notify(rr->ms, "%s\n", text);
+ LOGP(DRR, LOGL_INFO, "%s\n", text);
+ if (rr->monitor)
+ vty_notify(rr->ms, "%s\n", text);
- memset(meas, 0, sizeof(*meas));
- start_rr_t_monitor(rr, 1, 0);
+ if (rr->dm_est)
+ gsm48_rr_tx_meas_rep(rr->ms);
+ meas->frames = meas->snr = meas->berr = meas->rxlev = 0;
+ start_rr_t_meas(rr, 1, 0);
}
/* special timer to assign / handover when starting time is reached */
new_rr_state(rr, GSM48_RR_ST_IDLE);
}
-static void start_rr_t_monitor(struct gsm48_rrlayer *rr, int sec, int micro)
+static void start_rr_t_meas(struct gsm48_rrlayer *rr, int sec, int micro)
{
- rr->t_monitor.cb = timeout_rr_monitor;
- rr->t_monitor.data = rr;
- bsc_schedule_timer(&rr->t_monitor, sec, micro);
+ rr->t_meas.cb = timeout_rr_meas;
+ rr->t_meas.data = rr;
+ bsc_schedule_timer(&rr->t_meas, sec, micro);
}
static void start_rr_t_rel_wait(struct gsm48_rrlayer *rr, int sec, int micro)
bsc_schedule_timer(&rr->t3126, sec, micro);
}
-static void stop_rr_t_monitor(struct gsm48_rrlayer *rr)
+static void stop_rr_t_meas(struct gsm48_rrlayer *rr)
{
- if (bsc_timer_pending(&rr->t_monitor)) {
- LOGP(DRR, LOGL_INFO, "stopping pending timer T_monitor\n");
- bsc_del_timer(&rr->t_monitor);
+ if (bsc_timer_pending(&rr->t_meas)) {
+ LOGP(DRR, LOGL_INFO, "stopping pending timer T_meas\n");
+ bsc_del_timer(&rr->t_meas);
}
}
struct gsm_settings *set = &ms->settings;
struct msgb *nmsg;
struct gsm48_hdr *gh;
+ struct gsm48_rr_hdr *nrrh;
uint8_t buf[11], *tlv;
LOGP(DRR, LOGL_INFO, "CIPHERING MODE COMPLETE (cr %d)\n", cr);
/* MI */
if (cr) {
gsm48_generate_mid_from_imsi(buf, set->imeisv);
+ /* alter MI type */
+ buf[2] = (buf[2] & ~GSM_MI_TYPE_MASK) | GSM_MI_TYPE_IMEISV;
tlv = msgb_put(nmsg, 2 + buf[1]);
memcpy(tlv, buf, 2 + buf[1]);
}
- return gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+ gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+
+ /* send RR_SYNC_IND(ciphering) */
+ nmsg = gsm48_rr_msgb_alloc(GSM48_RR_SYNC_IND);
+ if (!nmsg)
+ return -ENOMEM;
+ nrrh = (struct gsm48_rr_hdr *)nmsg->data;
+ nrrh->cause = RR_SYNC_CAUSE_CIPHERING;
+ return gsm48_rr_upmsg(ms, nmsg);
}
/* receive ciphering mode command */
static int gsm48_rr_rx_cip_mode_cmd(struct osmocom_ms *ms, struct msgb *msg)
{
struct gsm48_rrlayer *rr = &ms->rrlayer;
- struct gsm_support *sup = &ms->support;
+ struct gsm_subscriber *subscr = &ms->subscr;
+ struct gsm_settings *set = &ms->settings;
struct gsm48_hdr *gh = msgb_l3(msg);
struct gsm48_cip_mode_cmd *cm = (struct gsm48_cip_mode_cmd *)gh->data;
int payload_len = msgb_l3len(msg) - sizeof(*gh) - sizeof(*cm);
/* cipher mode response */
cr = cm->cr;
- if (sc)
- LOGP(DRR, LOGL_INFO, "CIPHERING MODE COMMAND (sc=%u, cr=%u)",
+ if (!sc)
+ LOGP(DRR, LOGL_INFO, "CIPHERING MODE COMMAND (sc=%u, cr=%u)\n",
sc, cr);
else
LOGP(DRR, LOGL_INFO, "CIPHERING MODE COMMAND (sc=%u, "
- "algo=A5/%d cr=%u)", sc, alg_id + 1, cr);
+ "algo=A5/%d cr=%u)\n", sc, alg_id + 1, cr);
/* 3.4.7.2 */
if (rr->cipher_on && sc) {
- LOGP(DRR, LOGL_NOTICE, "chiphering already applied.\n");
+ LOGP(DRR, LOGL_NOTICE, "chiphering already applied\n");
return gsm48_rr_tx_rr_status(ms,
GSM48_RR_CAUSE_PROT_ERROR_UNSPC);
}
/* check if we actually support this cipher */
- if ((alg_id == GSM_CIPHER_A5_1 && !sup->a5_1)
- || (alg_id == GSM_CIPHER_A5_2 && !sup->a5_2)
- || (alg_id == GSM_CIPHER_A5_3 && !sup->a5_3)
- || (alg_id == GSM_CIPHER_A5_4 && !sup->a5_4)
- || (alg_id == GSM_CIPHER_A5_5 && !sup->a5_5)
- || (alg_id == GSM_CIPHER_A5_6 && !sup->a5_6)
- || (alg_id == GSM_CIPHER_A5_7 && !sup->a5_7))
+ if (sc && ((alg_id == GSM_CIPHER_A5_1 && !set->a5_1)
+ || (alg_id == GSM_CIPHER_A5_2 && !set->a5_2)
+ || (alg_id == GSM_CIPHER_A5_3 && !set->a5_3)
+ || (alg_id == GSM_CIPHER_A5_4 && !set->a5_4)
+ || (alg_id == GSM_CIPHER_A5_5 && !set->a5_5)
+ || (alg_id == GSM_CIPHER_A5_6 && !set->a5_6)
+ || (alg_id == GSM_CIPHER_A5_7 && !set->a5_7))) {
+ LOGP(DRR, LOGL_NOTICE, "algo not supported\n");
return gsm48_rr_tx_rr_status(ms,
- GSM48_RR_CAUSE_CHAN_MODE_UNACCT);
+ GSM48_RR_CAUSE_PROT_ERROR_UNSPC);
+ }
+
+ /* check if we have no key */
+ if (sc && subscr->key_seq == 7) {
+ LOGP(DRR, LOGL_NOTICE, "no key available\n");
+ return gsm48_rr_tx_rr_status(ms,
+ GSM48_RR_CAUSE_PROT_ERROR_UNSPC);
+ }
/* change to ciphering */
-#warning FIXME: cyphering command
- rr->cipher_on = sc, rr->cipher_type = alg_id;
+ rr->cipher_on = sc;
+ rr->cipher_type = alg_id;
+ if (rr->cipher_on)
+ l1ctl_tx_crypto_req(ms, rr->cipher_type + 1, subscr->key, 8);
+ else
+ l1ctl_tx_crypto_req(ms, 0, NULL, 0);
- /* response */
+ /* response (using the new mode) */
return gsm48_rr_tx_cip_mode_cpl(ms, cr);
}
static int gsm48_rr_enc_cm3(struct osmocom_ms *ms, uint8_t *buf, uint8_t *len)
{
struct gsm_support *sup = &ms->support;
+ struct gsm_settings *set = &ms->settings;
struct bitvec bv;
memset(&bv, 0, sizeof(bv));
/* spare bit */
bitvec_set_bit(&bv, 0);
/* band 3 supported */
- if (sup->dcs_1800)
+ if (set->dcs)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
/* band 2 supported */
- if (sup->e_gsm || sup->r_gsm)
+ if (set->e_gsm || set->r_gsm)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
/* band 1 supported */
- if (sup->p_gsm && !(sup->e_gsm || sup->r_gsm))
+ if (set->p_gsm && !(set->e_gsm || set->r_gsm))
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
/* a5 bits */
- if (sup->a5_7)
+ if (set->a5_7)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
- if (sup->a5_6)
+ if (set->a5_6)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
- if (sup->a5_5)
+ if (set->a5_5)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
- if (sup->a5_4)
+ if (set->a5_4)
bitvec_set_bit(&bv, ONE);
else
bitvec_set_bit(&bv, ZERO);
/* radio capability */
- if (sup->dcs_1800 && !sup->p_gsm && !(sup->e_gsm || sup->r_gsm)) {
+ if (set->dcs && !set->p_gsm && !(set->e_gsm || set->r_gsm)) {
/* dcs only */
bitvec_set_uint(&bv, 0, 4);
- bitvec_set_uint(&bv, sup->dcs_capa, 4);
+ bitvec_set_uint(&bv, set->class_dcs, 4);
} else
- if (sup->dcs_1800 && (sup->p_gsm || (sup->e_gsm || sup->r_gsm))) {
+ if (set->dcs && (set->p_gsm || (set->e_gsm || set->r_gsm))) {
/* dcs */
- bitvec_set_uint(&bv, sup->dcs_capa, 4);
+ bitvec_set_uint(&bv, set->class_dcs, 4);
/* low band */
- bitvec_set_uint(&bv, sup->low_capa, 4);
+ bitvec_set_uint(&bv, set->class_900, 4);
} else {
/* low band only */
bitvec_set_uint(&bv, 0, 4);
- bitvec_set_uint(&bv, sup->low_capa, 4);
+ bitvec_set_uint(&bv, set->class_900, 4);
}
/* r support */
- if (sup->r_gsm) {
+ if (set->r_gsm) {
bitvec_set_bit(&bv, ONE);
- bitvec_set_uint(&bv, sup->r_capa, 3);
+ bitvec_set_uint(&bv, set->class_900, 3);
} else {
bitvec_set_bit(&bv, ZERO);
}
{
struct gsm48_rrlayer *rr = &ms->rrlayer;
struct gsm_support *sup = &ms->support;
+ struct gsm_settings *set = &ms->settings;
if (rr->cd_now.arfcn >= 512 && rr->cd_now.arfcn <= 885)
- cm->pwr_lev = sup->pwr_lev_1800;
+ cm->pwr_lev = set->class_dcs - 1;
else
- cm->pwr_lev = sup->pwr_lev_900;
- cm->a5_1 = sup->a5_1;
+ cm->pwr_lev = set->class_900 - 1;
+ cm->a5_1 = !set->a5_1;
cm->es_ind = sup->es_ind;
cm->rev_lev = sup->rev_lev;
- cm->fc = (sup->r_gsm || sup->e_gsm);
+ cm->fc = (set->r_gsm || set->e_gsm);
cm->vgcs = sup->vgcs;
cm->vbs = sup->vbs;
- cm->sm_cap = sup->sms_ptp;
+ cm->sm_cap = set->sms_ptp;
cm->ss_scr = sup->ss_ind;
cm->ps_cap = sup->ps_cap;
- cm->a5_2 = sup->a5_2;
- cm->a5_3 = sup->a5_3;
+ cm->a5_2 = set->a5_2;
+ cm->a5_3 = set->a5_3;
cm->cmsp = sup->cmsp;
cm->solsa = sup->solsa;
cm->lcsva_cap = sup->lcsva;
static int gsm48_rr_tx_cm_change(struct osmocom_ms *ms)
{
struct gsm_support *sup = &ms->support;
+ struct gsm_settings *set = &ms->settings;
struct msgb *nmsg;
struct gsm48_hdr *gh;
struct gsm48_cm_change *cc;
gsm48_rr_enc_cm2(ms, &cc->cm2);
/* classmark 3 */
- if (sup->dcs_1800 || sup->e_gsm || sup->r_gsm
- || sup->a5_7 || sup->a5_6 || sup->a5_5 || sup->a5_4
+ if (set->dcs || set->e_gsm || set->r_gsm
+ || set->a5_7 || set->a5_6 || set->a5_5 || set->a5_4
|| sup->ms_sup
|| sup->ucs2_treat
|| sup->ext_meas || sup->meas_cap
/* start random access */
static int gsm48_rr_chan_req(struct osmocom_ms *ms, int cause, int paging)
{
- struct gsm_support *sup = &ms->support;
+ struct gsm_settings *set = &ms->settings;
struct gsm48_rrlayer *rr = &ms->rrlayer;
struct gsm322_cellsel *cs = &ms->cellsel;
struct gsm48_sysinfo *s = cs->si;
chan_req_val);
break;
case RR_EST_CAUSE_ANS_PAG_TCH_F:
- switch (sup->ch_cap) {
+ switch (set->ch_cap) {
case GSM_CAP_SDCCH:
chan_req_mask = 0x0f;
chan_req_val = 0x10;
chan_req_val);
break;
case RR_EST_CAUSE_ANS_PAG_TCH_ANY:
- switch (sup->ch_cap) {
+ switch (set->ch_cap) {
case GSM_CAP_SDCCH:
chan_req_mask = 0x0f;
chan_req_val = 0x10;
*/
/* decode "Cell Channel Description" (10.5.2.1b) and other frequency lists */
-static int decode_freq_list(struct gsm_support *sup,
+static int decode_freq_list(struct gsm_settings *set,
struct gsm_sysinfo_freq *f, uint8_t *cd, uint8_t len, uint8_t mask,
uint8_t frqt)
{
/* only Bit map 0 format for P-GSM */
if ((cd[0] & 0xc0 & mask) != 0x00 &&
- (sup->p_gsm && !sup->e_gsm && !sup->r_gsm && !sup->dcs_1800))
+ (set->p_gsm && !set->e_gsm && !set->r_gsm && !set->dcs))
return 0;
return gsm48_decode_freq_list(f, cd, len, mask, frqt);
}
/* send sysinfo event to other layers */
-static int gsm48_send_sysinfo(struct osmocom_ms *ms, uint8_t type)
+static int gsm48_new_sysinfo(struct osmocom_ms *ms, uint8_t type)
{
+ struct gsm48_sysinfo *s = ms->cellsel.si;
struct msgb *nmsg;
struct gsm322_msg *em;
+ /* update list of measurements, if BA(SACCH) is complete and new */
+ if (s
+ && (type == GSM48_MT_RR_SYSINFO_5
+ || type == GSM48_MT_RR_SYSINFO_5bis
+ || type == GSM48_MT_RR_SYSINFO_5ter)
+ && s->si5
+ && (!s->nb_ext_ind_si5
+ || (s->si5bis && s->nb_ext_ind_si5 && !s->nb_ext_ind_si5bis)
+ || (s->si5bis && s->si5ter && s->nb_ext_ind_si5
+ && s->nb_ext_ind_si5bis))) {
+ struct gsm48_rr_meas *rrmeas = &ms->rrlayer.meas;
+ int n = 0, i;
+
+ LOGP(DRR, LOGL_NOTICE, "Complete set of SI5* for BA(%d)\n",
+ s->nb_ba_ind_si5);
+ rrmeas->nc_num = 0;
+ for (i = 1; i <= 1024; i++) {
+ if ((s->freq[i & 1023].mask & FREQ_TYPE_REP)) {
+ if (n == 32) {
+ LOGP(DRR, LOGL_NOTICE, "SI5* report "
+ "exceeds 32 BCCHs\n");
+ break;
+ }
+ LOGP(DRR, LOGL_NOTICE, "SI5* report arfcn %d\n",
+ i & 1023);
+ rrmeas->nc_arfcn[n] = i & 1023;
+ rrmeas->nc_rxlev[n] = -128;
+ n++;
+ }
+ }
+ rrmeas->nc_num = n;
+ }
+
+ /* send sysinfo event to other layers */
nmsg = gsm322_msgb_alloc(GSM322_EVENT_SYSINFO);
if (!nmsg)
return -ENOMEM;
LOGP(DRR, LOGL_INFO, "New SYSTEM INFORMATION 1\n");
/* Cell Channel Description */
- decode_freq_list(&ms->support, s->freq,
+ decode_freq_list(&ms->settings, s->freq,
si->cell_channel_description,
sizeof(si->cell_channel_description), 0xce, FREQ_TYPE_SERV);
/* RACH Control Parameter */
s->si1 = 1;
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 2" message (9.1.32) */
"message.\n");
return -EINVAL;
}
-//printf("len = %d\n", MIN(msgb_l3len(msg), sizeof(s->si2_msg)));
if (!memcmp(si, s->si2_msg, MIN(msgb_l3len(msg), sizeof(s->si2_msg))))
return 0;
/* Neighbor Cell Description */
s->nb_ext_ind_si2 = (si->bcch_frequency_list[0] >> 6) & 1;
s->nb_ba_ind_si2 = (si->bcch_frequency_list[0] >> 5) & 1;
- decode_freq_list(&ms->support, s->freq, si->bcch_frequency_list,
+ decode_freq_list(&ms->settings, s->freq, si->bcch_frequency_list,
sizeof(si->bcch_frequency_list), 0xce, FREQ_TYPE_NCELL_2);
/* NCC Permitted */
- s->nb_ncc_permitted = si->ncc_permitted;
+ s->nb_ncc_permitted_si2 = si->ncc_permitted;
/* RACH Control Parameter */
gsm48_decode_rach_ctl_neigh(s, &si->rach_control);
s->si2 = 1;
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 2bis" message (9.1.33) */
/* Neighbor Cell Description */
s->nb_ext_ind_si2bis = (si->bcch_frequency_list[0] >> 6) & 1;
s->nb_ba_ind_si2bis = (si->bcch_frequency_list[0] >> 5) & 1;
- decode_freq_list(&ms->support, s->freq,
+ decode_freq_list(&ms->settings, s->freq,
si->bcch_frequency_list,
- sizeof(si->bcch_frequency_list), 0x8e,
- FREQ_TYPE_NCELL_2bis);
+ sizeof(si->bcch_frequency_list), 0xce, FREQ_TYPE_NCELL_2bis);
/* RACH Control Parameter */
gsm48_decode_rach_ctl_neigh(s, &si->rach_control);
s->si2bis = 1;
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 2ter" message (9.1.34) */
/* Neighbor Cell Description 2 */
s->nb_multi_rep_si2ter = (si->ext_bcch_frequency_list[0] >> 6) & 3;
- decode_freq_list(&ms->support, s->freq,
+ s->nb_ba_ind_si2ter = (si->ext_bcch_frequency_list[0] >> 5) & 1;
+ decode_freq_list(&ms->settings, s->freq,
si->ext_bcch_frequency_list,
sizeof(si->ext_bcch_frequency_list), 0x8e,
- FREQ_TYPE_NCELL_2ter);
+ FREQ_TYPE_NCELL_2ter);
s->si2ter = 1;
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 3" message (9.1.35) */
l1ctl_tx_ccch_mode_req(ms, cs->ccch_mode);
}
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 4" message (9.1.36) */
s->si4 = 1;
- return gsm48_send_sysinfo(ms, si->header.system_information);
+ return gsm48_new_sysinfo(ms, si->header.system_information);
}
/* receive "SYSTEM INFORMATION 5" message (9.1.37) */
/* Neighbor Cell Description */
s->nb_ext_ind_si5 = (si->bcch_frequency_list[0] >> 6) & 1;
s->nb_ba_ind_si5 = (si->bcch_frequency_list[0] >> 5) & 1;
- decode_freq_list(&ms->support, s->freq, si->bcch_frequency_list,
+ decode_freq_list(&ms->settings, s->freq, si->bcch_frequency_list,
sizeof(si->bcch_frequency_list), 0xce, FREQ_TYPE_REP_5);
s->si5 = 1;
- return gsm48_send_sysinfo(ms, si->system_information);
+ return gsm48_new_sysinfo(ms, si->system_information);
}
/* receive "SYSTEM INFORMATION 5bis" message (9.1.38) */
/* Neighbor Cell Description */
s->nb_ext_ind_si5bis = (si->bcch_frequency_list[0] >> 6) & 1;
s->nb_ba_ind_si5bis = (si->bcch_frequency_list[0] >> 5) & 1;
- decode_freq_list(&ms->support, s->freq, si->bcch_frequency_list,
+ decode_freq_list(&ms->settings, s->freq, si->bcch_frequency_list,
sizeof(si->bcch_frequency_list), 0xce, FREQ_TYPE_REP_5bis);
s->si5bis = 1;
- return gsm48_send_sysinfo(ms, si->system_information);
+ return gsm48_new_sysinfo(ms, si->system_information);
}
/* receive "SYSTEM INFORMATION 5ter" message (9.1.39) */
memcpy(s->si5t_msg, si, MIN(msgb_l3len(msg), sizeof(s->si5t_msg)));
/* Neighbor Cell Description */
- decode_freq_list(&ms->support, s->freq, si->bcch_frequency_list,
- sizeof(si->bcch_frequency_list), 0xce, FREQ_TYPE_REP_5ter);
+ s->nb_multi_rep_si5ter = (si->bcch_frequency_list[0] >> 6) & 3;
+ s->nb_ba_ind_si5ter = (si->bcch_frequency_list[0] >> 5) & 1;
+ decode_freq_list(&ms->settings, s->freq, si->bcch_frequency_list,
+ sizeof(si->bcch_frequency_list), 0x8e, FREQ_TYPE_REP_5ter);
s->si5ter = 1;
- return gsm48_send_sysinfo(ms, si->system_information);
+ return gsm48_new_sysinfo(ms, si->system_information);
}
/* receive "SYSTEM INFORMATION 6" message (9.1.39) */
/* NOTE: pseudo length is not in this structure, so we skip */
struct gsm48_system_information_type_6 *si = msgb_l3(msg) + 1;
struct gsm48_sysinfo *s = ms->cellsel.si;
+ struct rx_meas_stat *meas = &ms->meas;
int payload_len = msgb_l3len(msg) - sizeof(*si) - 1;
if (!s) {
/* Cell Options (SACCH) */
gsm48_decode_cellopt_sacch(s, &si->cell_options);
/* NCC Permitted */
- s->nb_ncc_permitted = si->ncc_permitted;
+ s->nb_ncc_permitted_si6 = si->ncc_permitted;
/* SI 6 Rest Octets */
if (payload_len >= 4)
gsm48_decode_si6_rest(s, si->rest_octets, payload_len);
"lac 0x%04x SACCH-timeout %d)\n", gsm_print_mcc(s->mcc),
gsm_print_mnc(s->mnc), s->lac, s->sacch_radio_link_timeout);
+ meas->rl_fail = meas->s = s->sacch_radio_link_timeout;
+ LOGP(DRR, LOGL_INFO, "using (new) SACCH timeout %d\n", meas->rl_fail);
s->si6 = 1;
- return gsm48_send_sysinfo(ms, si->system_information);
+ return gsm48_new_sysinfo(ms, si->system_information);
}
/*
#endif
memset(&cd, 0, sizeof(cd));
+ cd.ind_tx_power = rr->cd_now.ind_tx_power;
if (ma_len < 0 /* mobile allocation IE must be included */
|| ia->mob_alloc_len > ma_len) { /* short read of IE */
#endif
memset(&cd1, 0, sizeof(cd1));
+ cd1.ind_tx_power = rr->cd_now.ind_tx_power;
memset(&cd2, 0, sizeof(cd2));
+ cd2.ind_tx_power = rr->cd_now.ind_tx_power;
if (ma_len < 0 /* mobile allocation IE must be included */
|| ia->mob_alloc_len > ma_len) { /* short read of IE */
/* decode channel description */
LOGP(DRR, LOGL_INFO, "IMMEDIATE ASSIGNMENT EXTENDED:\n");
- cd2.chan_nr = ia->chan_desc1.chan_nr;
+ cd1.chan_nr = ia->chan_desc1.chan_nr;
rsl_dec_chan_nr(cd1.chan_nr, &ch_type, &ch_subch, &ch_ts);
if (ia->chan_desc1.h0.h) {
cd1.h = 1;
return gsm48_rr_dl_est(ms);
}
- /* request ref 1 */
+ /* request ref 2 */
if (gsm48_match_ra(ms, &ia->req_ref2)) {
/* channel description */
memcpy(&rr->cd_now, &cd2, sizeof(rr->cd_now));
static int gsm48_rr_tx_meas_rep(struct osmocom_ms *ms)
{
struct gsm48_rrlayer *rr = &ms->rrlayer;
- struct gsm48_rr_meas *meas = &rr->meas;
+ struct gsm48_sysinfo *s = ms->cellsel.si;
+ struct rx_meas_stat *meas = &rr->ms->meas;
+ struct gsm48_rr_meas *rrmeas = &rr->meas;
struct msgb *nmsg;
struct gsm48_hdr *gh;
struct gsm48_meas_res *mr;
+ uint8_t serv_rxlev_full = 0, serv_rxlev_sub = 0, serv_rxqual_full = 0,
+ serv_rxqual_sub = 0;
+ uint8_t ta, tx_power;
+ uint8_t rep_ba = 0, rep_valid = 0, meas_valid = 0, multi_rep = 0;
+ uint8_t n = 0, rxlev_nc[6], bsic_nc[6], bcch_f_nc[6];
+
+ /* just in case! */
+ if (!s)
+ return -EINVAL;
+
+ /* check if SI5* is completely received, check BA-IND */
+ if (s->si5
+ && (!s->nb_ext_ind_si5
+ || (s->si5bis && s->nb_ext_ind_si5 && !s->nb_ext_ind_si5bis)
+ || (s->si5bis && s->si5ter && s->nb_ext_ind_si5
+ && s->nb_ext_ind_si5bis))) {
+ rep_ba = s->nb_ba_ind_si5;
+ if ((s->si5bis && s->nb_ext_ind_si5
+ && s->nb_ba_ind_si5bis != rep_ba)
+ || (s->si5bis && s->si5ter && s->nb_ext_ind_si5
+ && s->nb_ext_ind_si5bis && s->nb_ba_ind_si5ter != rep_ba)) {
+ LOGP(DRR, LOGL_NOTICE, "BA-IND missmatch on SI5*");
+ } else
+ rep_valid = 1;
+ }
+
+ /* check for valid measurements, any frame must exist */
+ if (meas->frames) {
+ meas_valid = 1;
+ serv_rxlev_full = serv_rxlev_sub = meas->rxlev / meas->frames;
+ serv_rxqual_full = serv_rxqual_sub = 0; // FIXME
+ }
+
+ memset(&rxlev_nc, 0, sizeof(rxlev_nc));
+ memset(&bsic_nc, 0, sizeof(bsic_nc));
+ memset(&bcch_f_nc, 0, sizeof(bcch_f_nc));
+ if (rep_valid) {
+ int8_t strongest, current;
+ uint8_t ncc;
+ int i, index;
+
+ /* multiband reporting, if not: 0 = normal reporting */
+ if (s->si5 && s->si5bis && s->si5ter && s->nb_ext_ind_si5
+ && s->nb_ext_ind_si5bis)
+ multi_rep = s->nb_multi_rep_si5ter;
+
+ /* get 6 strongest measurements */
+ // FIXME: multiband report
+ strongest = 127; /* infinite */
+ for (n = 0; n < 6; n++) {
+ current = -128; /* -infinite */
+ index = 0;
+ for (i = 0; i < rrmeas->nc_num; i++) {
+ /* only check if NCC is permitted */
+ ncc = rrmeas->nc_bsic[i] >> 3;
+ if ((s->nb_ncc_permitted_si6 & (1 << ncc))
+ && rrmeas->nc_rxlev[i] > current
+ && rrmeas->nc_rxlev[i] < strongest) {
+ current = rrmeas->nc_rxlev[i];
+ index = i;
+ }
+ }
+ if (current == -128) /* no more found */
+ break;
+ rxlev_nc[n] = rrmeas->nc_rxlev[index] + 110;
+ bsic_nc[n] = rrmeas->nc_bsic[index];
+ bcch_f_nc[n] = index;
+ }
+ }
nmsg = gsm48_l3_msgb_alloc();
if (!nmsg)
return -ENOMEM;
+
+ /* use indicated tx-power and TA (not the altered ones) */
+ tx_power = rr->cd_now.ind_tx_power;
+ // FIXME: degrade power to the max supported level
+ ta = rr->cd_now.ind_ta;
+
gh = (struct gsm48_hdr *) msgb_put(nmsg, sizeof(*gh));
mr = (struct gsm48_meas_res *) msgb_put(nmsg, sizeof(*mr));
gh->msg_type = GSM48_MT_RR_MEAS_REP;
/* measurement results */
- mr->rxlev_full = meas->rxlev_full;
- mr->rxlev_sub = meas->rxlev_sub;
- mr->rxqual_full = meas->rxqual_full;
- mr->rxqual_sub = meas->rxqual_sub;
- mr->dtx_used = meas->dtx;
- mr->ba_used = meas->ba;
- mr->meas_valid = meas->meas_valid;
- if (meas->ncell_na) {
+ mr->rxlev_full = serv_rxlev_full;
+ mr->rxlev_sub = serv_rxlev_sub;
+ mr->rxqual_full = serv_rxqual_full;
+ mr->rxqual_sub = serv_rxqual_sub;
+ mr->dtx_used = 0; // FIXME: no DTX yet
+ mr->ba_used = rep_ba;
+ mr->meas_valid = !meas_valid; /* 0 = valid */
+ if (rep_valid) {
+ mr->no_nc_n_hi = n >> 2;
+ mr->no_nc_n_lo = n & 3;
+ } else {
/* no results for serving cells */
mr->no_nc_n_hi = 1;
mr->no_nc_n_lo = 3;
- } else {
- mr->no_nc_n_hi = meas->count >> 2;
- mr->no_nc_n_lo = meas->count & 3;
- }
- mr->rxlev_nc1 = meas->rxlev_nc[0];
- mr->rxlev_nc2_hi = meas->rxlev_nc[1] >> 1;
- mr->rxlev_nc2_lo = meas->rxlev_nc[1] & 1;
- mr->rxlev_nc3_hi = meas->rxlev_nc[2] >> 2;
- mr->rxlev_nc3_lo = meas->rxlev_nc[2] & 3;
- mr->rxlev_nc4_hi = meas->rxlev_nc[3] >> 3;
- mr->rxlev_nc4_lo = meas->rxlev_nc[3] & 7;
- mr->rxlev_nc5_hi = meas->rxlev_nc[4] >> 4;
- mr->rxlev_nc5_lo = meas->rxlev_nc[4] & 15;
- mr->rxlev_nc6_hi = meas->rxlev_nc[5] >> 5;
- mr->rxlev_nc6_lo = meas->rxlev_nc[5] & 31;
- mr->bsic_nc1_hi = meas->bsic_nc[0] >> 3;
- mr->bsic_nc1_lo = meas->bsic_nc[0] & 7;
- mr->bsic_nc2_hi = meas->bsic_nc[1] >> 4;
- mr->bsic_nc2_lo = meas->bsic_nc[1] & 15;
- mr->bsic_nc3_hi = meas->bsic_nc[2] >> 5;
- mr->bsic_nc3_lo = meas->bsic_nc[2] & 31;
- mr->bsic_nc4 = meas->bsic_nc[3];
- mr->bsic_nc5 = meas->bsic_nc[4];
- mr->bsic_nc6 = meas->bsic_nc[5];
- mr->bcch_f_nc1 = meas->bcch_f_nc[0];
- mr->bcch_f_nc2 = meas->bcch_f_nc[1];
- mr->bcch_f_nc3 = meas->bcch_f_nc[2];
- mr->bcch_f_nc4 = meas->bcch_f_nc[3];
- mr->bcch_f_nc5_hi = meas->bcch_f_nc[4] >> 1;
- mr->bcch_f_nc5_lo = meas->bcch_f_nc[4] & 1;
- mr->bcch_f_nc6_hi = meas->bcch_f_nc[5] >> 2;
- mr->bcch_f_nc6_lo = meas->bcch_f_nc[5] & 3;
-
- return gsm48_send_rsl(ms, RSL_MT_UNIT_DATA_REQ, nmsg);
+ }
+ mr->rxlev_nc1 = rxlev_nc[0];
+ mr->rxlev_nc2_hi = rxlev_nc[1] >> 1;
+ mr->rxlev_nc2_lo = rxlev_nc[1] & 1;
+ mr->rxlev_nc3_hi = rxlev_nc[2] >> 2;
+ mr->rxlev_nc3_lo = rxlev_nc[2] & 3;
+ mr->rxlev_nc4_hi = rxlev_nc[3] >> 3;
+ mr->rxlev_nc4_lo = rxlev_nc[3] & 7;
+ mr->rxlev_nc5_hi = rxlev_nc[4] >> 4;
+ mr->rxlev_nc5_lo = rxlev_nc[4] & 15;
+ mr->rxlev_nc6_hi = rxlev_nc[5] >> 5;
+ mr->rxlev_nc6_lo = rxlev_nc[5] & 31;
+ mr->bsic_nc1_hi = bsic_nc[0] >> 3;
+ mr->bsic_nc1_lo = bsic_nc[0] & 7;
+ mr->bsic_nc2_hi = bsic_nc[1] >> 4;
+ mr->bsic_nc2_lo = bsic_nc[1] & 15;
+ mr->bsic_nc3_hi = bsic_nc[2] >> 5;
+ mr->bsic_nc3_lo = bsic_nc[2] & 31;
+ mr->bsic_nc4 = bsic_nc[3];
+ mr->bsic_nc5 = bsic_nc[4];
+ mr->bsic_nc6 = bsic_nc[5];
+ mr->bcch_f_nc1 = bcch_f_nc[0];
+ mr->bcch_f_nc2 = bcch_f_nc[1];
+ mr->bcch_f_nc3 = bcch_f_nc[2];
+ mr->bcch_f_nc4 = bcch_f_nc[3];
+ mr->bcch_f_nc5_hi = bcch_f_nc[4] >> 1;
+ mr->bcch_f_nc5_lo = bcch_f_nc[4] & 1;
+ mr->bcch_f_nc6_hi = bcch_f_nc[5] >> 2;
+ mr->bcch_f_nc6_lo = bcch_f_nc[5] & 3;
+
+ LOGP(DRR, LOGL_INFO, "MEAS REP: pwr=%d TA=%d meas-invalid=%d "
+ "rxlev-full=%d rxlev-sub=%d rxqual-full=%d rxqual-sub=%d "
+ "dtx %d ba %d no-ncell-n %d\n", tx_power, ta, mr->meas_valid,
+ mr->rxlev_full - 110, mr->rxlev_sub - 110,
+ mr->rxqual_full, mr->rxqual_sub, mr->dtx_used, mr->ba_used,
+ (mr->no_nc_n_hi << 2) | mr->no_nc_n_lo);
+
+ msgb_tv16_push(nmsg, RSL_IE_L3_INFO,
+ nmsg->tail - (uint8_t *)msgb_l3(nmsg));
+ msgb_push(nmsg, 2 + 2);
+ nmsg->data[0] = RSL_IE_TIMING_ADVANCE;
+ nmsg->data[1] = ta;
+ nmsg->data[2] = RSL_IE_MS_POWER;
+ nmsg->data[3] = tx_power;
+ rsl_rll_push_hdr(nmsg, RSL_MT_UNIT_DATA_REQ, rr->cd_now.chan_nr,
+ 0x40, 1);
+
+ return rslms_recvmsg(nmsg, ms);
}
/*
static int gsm48_rr_activate_channel(struct osmocom_ms *ms,
struct gsm48_rr_cd *cd, uint16_t *ma, uint8_t ma_len)
{
+ struct gsm_subscriber *subscr = &ms->subscr;
+ struct gsm48_rrlayer *rr = &ms->rrlayer;
struct gsm_settings *set = &ms->settings;
+ struct gsm48_sysinfo *s = ms->cellsel.si;
+ struct rx_meas_stat *meas = &ms->meas;
uint8_t ch_type, ch_subch, ch_ts;
+ uint8_t timeout = 64;
/* setting (new) timing advance */
LOGP(DRR, LOGL_INFO, "setting indicated TA %d (actual TA %d)\n",
(set->alter_tx_power) ? set->alter_tx_power_value
: cd->ind_tx_power);
+ /* reset measurement and link timeout */
+ meas->ds_fail = 0;
+ if (s) {
+ if (s->sacch_radio_link_timeout) {
+ timeout = s->sacch_radio_link_timeout;
+ LOGP(DRR, LOGL_INFO, "using last SACCH timeout %d\n",
+ timeout);
+ } else if (s->bcch_radio_link_timeout) {
+ timeout = s->bcch_radio_link_timeout;
+ LOGP(DRR, LOGL_INFO, "using last BCCH timeout %d\n",
+ timeout);
+ }
+ }
+ meas->rl_fail = meas->s = timeout;
+
+ /* setting initial (invalid) measurement report, resetting SI5* */
+ if (s) {
+ memset(s->si5_msg, 0, sizeof(s->si5_msg));
+ memset(s->si5b_msg, 0, sizeof(s->si5b_msg));
+ memset(s->si5t_msg, 0, sizeof(s->si5t_msg));
+ }
+ meas->frames = meas->snr = meas->berr = meas->rxlev = 0;
+ rr->meas.nc_num = 0;
+ stop_rr_t_meas(rr);
+ start_rr_t_meas(rr, 1, 0);
+ gsm48_rr_tx_meas_rep(ms);
+
/* establish */
LOGP(DRR, LOGL_INFO, "establishing channel in dedicated mode\n");
rsl_dec_chan_nr(cd->chan_nr, &ch_type, &ch_subch, &ch_ts);
- if ((ch_type != RSL_CHAN_SDCCH8_ACCH
- && ch_type != RSL_CHAN_SDCCH4_ACCH
- && ch_type != RSL_CHAN_Bm_ACCHs) /*|| ch_ts > 4*/ || ch_subch >= 4) {
- printf("Channel type %d, subch %d, ts %d not supported, "
- "exitting.\n", ch_type, ch_subch, ch_ts);
- exit(-ENOTSUP);
- }
+ LOGP(DRR, LOGL_INFO, " Channel type %d, subch %d, ts %d, mode %d, "
+ "cipher %d\n", ch_type, ch_subch, ch_ts, cd->mode,
+ rr->cipher_type + 1);
if (cd->h)
l1ctl_tx_dm_est_req_h1(ms, cd->maio, cd->hsn,
- ma, ma_len, cd->chan_nr, cd->tsc);
+ ma, ma_len, cd->chan_nr, cd->tsc, cd->mode);
else
- l1ctl_tx_dm_est_req_h0(ms, cd->arfcn, cd->chan_nr, cd->tsc);
+ l1ctl_tx_dm_est_req_h0(ms, cd->arfcn, cd->chan_nr, cd->tsc,
+ cd->mode);
+ rr->dm_est = 1;
-#warning FIXME: channel mode, cyphering command
+ if (rr->cipher_on)
+ l1ctl_tx_crypto_req(ms, rr->cipher_type + 1, subscr->key, 8);
return 0;
}
static int gsm48_rr_channel_after_time(struct osmocom_ms *ms,
struct gsm48_rr_cd *cd, uint16_t *ma, uint8_t ma_len, uint16_t fn)
{
+ struct gsm_subscriber *subscr = &ms->subscr;
+ struct gsm48_rrlayer *rr = &ms->rrlayer;
+
if (cd->h)
l1ctl_tx_dm_freq_req_h1(ms, cd->maio, cd->hsn,
ma, ma_len, cd->tsc, fn);
else
l1ctl_tx_dm_freq_req_h0(ms, cd->arfcn, cd->tsc, fn);
-#warning FIXME: channel mode, cyphering command
+ if (rr->cipher_on)
+ l1ctl_tx_crypto_req(ms, rr->cipher_type + 1, subscr->key, 8);
+
+ gsm48_rr_set_mode(ms, cd->chan_nr, cd->mode);
return 0;
}
struct msgb *nmsg;
struct gsm48_rr_hdr *nrrh;
+ /* switch back to old channel, if modify/ho failed */
+ switch (rr->modify_state) {
+ case GSM48_RR_MOD_ASSIGN:
+ case GSM48_RR_MOD_HANDO:
+ /* channel is deactivate there */
+ return gsm48_rr_rel_cnf(ms, msg);
+ case GSM48_RR_MOD_ASSIGN_RESUME:
+ case GSM48_RR_MOD_HANDO_RESUME:
+ rr->modify_state = GSM48_RR_MOD_NONE;
+ break;
+ }
+
LOGP(DSUM, LOGL_INFO, "Radio link is released\n");
/* send inication to upper layer */
* frequency redefition, chanel mode modify, assignment, and handover
*/
+/* set channel mode in case of TCH */
+static int gsm48_rr_set_mode(struct osmocom_ms *ms, uint8_t chan_nr,
+ uint8_t mode)
+{
+ uint8_t ch_type, ch_subch, ch_ts;
+
+ /* only apply mode to TCH/F or TCH/H */
+ rsl_dec_chan_nr(chan_nr, &ch_type, &ch_subch, &ch_ts);
+ if (ch_type != RSL_CHAN_Bm_ACCHs
+ && ch_type != RSL_CHAN_Lm_ACCHs)
+ return -ENOTSUP;
+
+ /* setting (new) timing advance */
+ LOGP(DRR, LOGL_INFO, "setting TCH mode to %d\n", mode);
+ l1ctl_tx_tch_mode_req(ms, mode);
+
+ return 0;
+}
+
/* 9.1.13 FREQUENCY REDEFINITION is received */
static int gsm48_rr_rx_frq_redef(struct osmocom_ms *ms, struct msgb *msg)
{
}
/* mobile allocation */
- memcpy(&rr->cd_now.mob_alloc_lv, &fr->mob_alloc_len,
+ memcpy(rr->cd_now.mob_alloc_lv, &fr->mob_alloc_len,
fr->mob_alloc_len + 1);
/* starting time */
/* cell channel description */
if (mob_al_len >= fr->mob_alloc_len + 2 + 17
&& fr->mob_alloc[fr->mob_alloc_len + 2] == GSM48_IE_CELL_CH_DESC) {
- const uint8_t *v = fr->mob_alloc + fr->mob_alloc_len + 3 + 1;
+ const uint8_t *v = fr->mob_alloc + fr->mob_alloc_len + 2 + 1;
LOGP(DRR, LOGL_INFO, " using cell channel description)\n");
- memcpy(&cd.cell_desc_lv + 1, v, 17);
cd.cell_desc_lv[0] = 16;
+ memcpy(cd.cell_desc_lv + 1, v, 17);
}
/* render channel "after time" */
int payload_len = msgb_l3len(msg) - sizeof(*gh) - sizeof(*cm);
struct gsm48_rr_cd *cd = &rr->cd_now;
uint8_t ch_type, ch_subch, ch_ts;
- uint8_t mode;
+ uint8_t cause;
LOGP(DRR, LOGL_INFO, "CHANNEL MODE MODIFY\n");
ch_ts, ch_subch, cd->tsc, cm->mode);
}
/* mode */
- mode = cm->mode;
- switch (mode) {
- case GSM48_CMODE_SIGN:
- LOGP(DRR, LOGL_INFO, "Mode set to signalling.\n");
- break;
- case GSM48_CMODE_SPEECH_V1:
- LOGP(DRR, LOGL_INFO, "Mode set to GSM full-rate codec.\n");
- break;
- default:
- LOGP(DRR, LOGL_ERROR, "Mode %u not supported!\n", mode);
- }
- rr->cd_now.mode = mode;
-#warning FIXME: channel mode
+ cause = gsm48_rr_check_mode(ms, cd->chan_nr, cm->mode);
+ if (cause)
+ return gsm48_rr_tx_rr_status(ms, cause);
+ cd->mode = cm->mode;
+ gsm48_rr_set_mode(ms, cd->chan_nr, cd->mode);
- return gsm48_rr_tx_chan_modify_ack(ms, &cm->chan_desc, mode);
+ return gsm48_rr_tx_chan_modify_ack(ms, &cm->chan_desc, cm->mode);
}
/* 9.1.3 sending ASSIGNMENT COMPLETE */
/* RR_CAUSE */
ac->rr_cause = cause;
- return gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+ return gsm48_send_rsl(ms, RSL_MT_RES_REQ, nmsg);
}
/* 9.1.4 sending ASSIGNMENT FAILURE */
-static int gsm48_rr_tx_ass_fail(struct osmocom_ms *ms, uint8_t cause)
+static int gsm48_rr_tx_ass_fail(struct osmocom_ms *ms, uint8_t cause,
+ uint8_t rsl_prim)
{
struct msgb *nmsg;
struct gsm48_hdr *gh;
/* RR_CAUSE */
af->rr_cause = cause;
- return gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+ return gsm48_send_rsl(ms, rsl_prim, nmsg);
}
/* 9.1.2 ASSIGNMENT COMMAND is received */
LOGP(DRR, LOGL_INFO, "ASSIGNMENT COMMAND\n");
memset(cda, 0, sizeof(*cda));
+ cda->ind_tx_power = rr->cd_now.ind_tx_power;
memset(cdb, 0, sizeof(*cdb));
+ cdb->ind_tx_power = rr->cd_now.ind_tx_power;
if (payload_len < 0) {
LOGP(DRR, LOGL_NOTICE, "Short read of ASSIGNMENT COMMAND "
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cda->mob_alloc_lv, lv, *lv + 1);
+ memcpy(cda->mob_alloc_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_FREQ_L_AFTER)) {
const uint8_t *lv =
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cda->freq_list_lv, lv, *lv + 1);
+ memcpy(cda->freq_list_lv, lv, *lv + 1);
} else {
LOGP(DRR, LOGL_NOTICE, " after: hopping required, but "
"no mobile allocation / frequency list\n");
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->mob_alloc_lv, lv, *lv + 1);
+ memcpy(cdb->mob_alloc_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_FREQ_L_BEFORE)) {
const uint8_t *lv =
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->freq_list_lv, lv, *lv + 1);
+ memcpy(cdb->freq_list_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_F_CH_SEQ_BEFORE)) {
- const uint8_t *lv =
- TLVP_VAL(&tp, GSM48_IE_F_CH_SEQ_BEFORE) - 1;
+ const uint8_t *v =
+ TLVP_VAL(&tp, GSM48_IE_F_CH_SEQ_BEFORE);
+ uint8_t len = TLVP_LEN(&tp, GSM48_IE_F_CH_SEQ_BEFORE);
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"frequency channel sequence available\n");
- if (*lv + 1 > sizeof(cdb->freq_seq_lv)) {
+ if (len + 1 > sizeof(cdb->freq_seq_lv)) {
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->freq_seq_lv, lv, *lv + 1);
+ cdb->freq_seq_lv[0] = len;
+ memcpy(cdb->freq_seq_lv + 1, v, len);
} else
if (cda->mob_alloc_lv[0]) {
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"mobile allocation not available, using "
"mobile allocation after time\n");
- memcpy(&cdb->mob_alloc_lv, &cda->mob_alloc_lv,
+ memcpy(cdb->mob_alloc_lv, cda->mob_alloc_lv,
sizeof(cdb->mob_alloc_lv));
+ } else
if (cda->freq_list_lv[0]) {
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"frequency list not available, using "
"frequency list after time\n");
- memcpy(&cdb->freq_list_lv, &cda->freq_list_lv,
+ memcpy(cdb->freq_list_lv, cda->freq_list_lv,
sizeof(cdb->freq_list_lv));
} else {
LOGP(DRR, LOGL_NOTICE, " before: hopping required, but "
/* cell channel description */
if (TLVP_PRESENT(&tp, GSM48_IE_CELL_CH_DESC)) {
- const uint8_t *lv = TLVP_VAL(&tp, GSM48_IE_CELL_CH_DESC) - 1;
+ const uint8_t *v = TLVP_VAL(&tp, GSM48_IE_CELL_CH_DESC);
+ uint8_t len = TLVP_LEN(&tp, GSM48_IE_CELL_CH_DESC);
LOGP(DRR, LOGL_INFO, " both: using cell channel description "
"in case of mobile allocation\n");
- if (*lv + 1 > sizeof(cdb->cell_desc_lv)) {
+ if (len + 1 > sizeof(cdb->cell_desc_lv)) {
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->cell_desc_lv, lv, *lv + 1);
- memcpy(&cda->cell_desc_lv, lv, *lv + 1);
+ cdb->cell_desc_lv[0] = len;
+ memcpy(cdb->cell_desc_lv + 1, v, len);
+ cda->cell_desc_lv[0] = len;
+ memcpy(cda->cell_desc_lv + 1, v, len);
} else {
/* keep old */
- memcpy(&cdb->cell_desc_lv, &rr->cd_now.cell_desc_lv,
+ memcpy(cdb->cell_desc_lv, rr->cd_now.cell_desc_lv,
sizeof(cdb->cell_desc_lv));
- memcpy(&cda->cell_desc_lv, &rr->cd_now.cell_desc_lv,
+ memcpy(cda->cell_desc_lv, rr->cd_now.cell_desc_lv,
sizeof(cda->cell_desc_lv));
}
cda->mode = cdb->mode = rr->cd_now.mode;
/* cipher mode setting */
- if (TLVP_PRESENT(&tp, GSM48_IE_CIP_MODE_SET))
+ if (TLVP_PRESENT(&tp, GSM48_IE_CIP_MODE_SET)) {
cda->cipher = cdb->cipher =
*TLVP_VAL(&tp, GSM48_IE_CIP_MODE_SET);
LOGP(DRR, LOGL_INFO, " both: changing cipher mode 0x%02x\n",
}
/* check if channels are valid */
+ cause = gsm48_rr_check_mode(ms, cda->chan_nr, cda->mode);
+ if (cause)
+ return gsm48_rr_tx_ass_fail(ms, cause, RSL_MT_DATA_REQ);
if (before_time) {
cause = gsm48_rr_render_ma(ms, cdb, ma, &ma_len);
if (cause)
- return gsm48_rr_tx_ass_fail(ms, cause);
+ return gsm48_rr_tx_ass_fail(ms, cause, RSL_MT_DATA_REQ);
}
cause = gsm48_rr_render_ma(ms, cda, ma, &ma_len);
if (cause)
- return gsm48_rr_tx_ass_fail(ms, cause);
-
-
-#if 0
- if (not supported) {
- LOGP(DRR, LOGL_NOTICE, "New channel is not supported.\n");
- return GSM48_RR_CAUSE_CHAN_MODE_UNACCEPT;
- }
-#endif
+ return gsm48_rr_tx_ass_fail(ms, cause, RSL_MT_DATA_REQ);
#ifdef TEST_FREQUENCY_MOD
LOGP(DRR, LOGL_INFO, " TESTING: frequency modify ASS.CMD\n");
// FIXME: mobile observed time
- return gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+ return gsm48_send_rsl(ms, RSL_MT_RES_REQ, nmsg);
}
/* 9.1.4 sending HANDOVER FAILURE */
-static int gsm48_rr_tx_hando_fail(struct osmocom_ms *ms, uint8_t cause)
+static int gsm48_rr_tx_hando_fail(struct osmocom_ms *ms, uint8_t cause,
+ uint8_t rsl_prim)
{
struct msgb *nmsg;
struct gsm48_hdr *gh;
/* RR_CAUSE */
hf->rr_cause = cause;
- return gsm48_send_rsl(ms, RSL_MT_DATA_REQ, nmsg);
+ return gsm48_send_rsl(ms, rsl_prim, nmsg);
}
/* receiving HANDOVER COMMAND message (9.1.15) */
LOGP(DRR, LOGL_INFO, "HANDOVER COMMAND\n");
memset(cda, 0, sizeof(*cda));
+ cda->ind_tx_power = rr->cd_now.ind_tx_power;
memset(cdb, 0, sizeof(*cdb));
+ cdb->ind_tx_power = rr->cd_now.ind_tx_power;
if (payload_len < 0) {
LOGP(DRR, LOGL_NOTICE, "Short read of HANDOVER COMMAND "
rr->chan_req_val = ho->ho_ref;
rr->chan_req_mask = 0x00;
+ tlv_parse(&tp, &gsm48_rr_att_tlvdef, ho->data, payload_len, 0, 0);
+
/* sync ind */
if (TLVP_PRESENT(&tp, GSM48_IE_SYNC_IND)) {
gsm48_decode_sync_ind(rr, (struct gsm48_sync_ind *)
rr->hando_sync_ind, rr->hando_rot, rr->hando_nci);
}
- tlv_parse(&tp, &gsm48_rr_att_tlvdef, ho->data, payload_len, 0, 0);
-
/* decode channel description (before time) */
if (TLVP_PRESENT(&tp, GSM48_IE_CH_DESC_1_BEFORE)) {
struct gsm48_chan_desc *ccd = (struct gsm48_chan_desc *)
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cda->mob_alloc_lv, lv, *lv + 1);
+ memcpy(cda->mob_alloc_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_FREQ_L_AFTER)) {
const uint8_t *lv =
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cda->freq_list_lv, lv, *lv + 1);
+ memcpy(cda->freq_list_lv, lv, *lv + 1);
} else {
LOGP(DRR, LOGL_NOTICE, " after: hopping required, but "
"no mobile allocation / frequency list\n");
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->mob_alloc_lv, lv, *lv + 1);
+ memcpy(cdb->mob_alloc_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_FREQ_L_BEFORE)) {
const uint8_t *lv =
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->freq_list_lv, lv, *lv + 1);
+ memcpy(cdb->freq_list_lv, lv, *lv + 1);
} else
if (TLVP_PRESENT(&tp, GSM48_IE_F_CH_SEQ_BEFORE)) {
- const uint8_t *lv =
- TLVP_VAL(&tp, GSM48_IE_F_CH_SEQ_BEFORE) - 1;
+ const uint8_t *v =
+ TLVP_VAL(&tp, GSM48_IE_F_CH_SEQ_BEFORE);
+ uint8_t len = TLVP_LEN(&tp, GSM48_IE_F_CH_SEQ_BEFORE);
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"frequency channel sequence available\n");
- if (*lv + 1 > sizeof(cdb->freq_seq_lv)) {
+ if (len + 1 > sizeof(cdb->freq_seq_lv)) {
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->freq_seq_lv, lv, *lv + 1);
+ cdb->freq_seq_lv[0] = len;
+ memcpy(cdb->freq_seq_lv, v + 1, *v);
} else
if (cda->mob_alloc_lv[0]) {
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"mobile allocation not available, using "
"mobile allocation after time\n");
- memcpy(&cdb->mob_alloc_lv, &cda->mob_alloc_lv,
+ memcpy(cdb->mob_alloc_lv, cda->mob_alloc_lv,
sizeof(cdb->mob_alloc_lv));
+ } else
if (cda->freq_list_lv[0]) {
LOGP(DRR, LOGL_INFO, " before: hopping required and "
"frequency list not available, using "
"frequency list after time\n");
- memcpy(&cdb->freq_list_lv, &cda->freq_list_lv,
+ memcpy(cdb->freq_list_lv, cda->freq_list_lv,
sizeof(cdb->freq_list_lv));
} else {
LOGP(DRR, LOGL_NOTICE, " before: hopping required, but "
/* cell channel description */
if (TLVP_PRESENT(&tp, GSM48_IE_CELL_CH_DESC)) {
- const uint8_t *lv = TLVP_VAL(&tp, GSM48_IE_CELL_CH_DESC) - 1;
+ const uint8_t *v = TLVP_VAL(&tp, GSM48_IE_CELL_CH_DESC);
+ uint8_t len = TLVP_LEN(&tp, GSM48_IE_CELL_CH_DESC);
LOGP(DRR, LOGL_INFO, " both: using cell channel description "
"in case of mobile allocation\n");
- if (*lv + 1 > sizeof(cdb->cell_desc_lv)) {
+ if (len + 1 > sizeof(cdb->cell_desc_lv)) {
LOGP(DRR, LOGL_ERROR, "Error: no LV space!\n");
return -ENOMEM;
}
- memcpy(&cdb->cell_desc_lv, lv, *lv + 1);
- memcpy(&cda->cell_desc_lv, lv, *lv + 1);
+ cdb->cell_desc_lv[0] = len;
+ memcpy(cdb->cell_desc_lv + 1, v, len);
+ cda->cell_desc_lv[0] = len;
+ memcpy(cda->cell_desc_lv + 1, v, len);
} else {
/* keep old */
- memcpy(&cdb->cell_desc_lv, &rr->cd_now.cell_desc_lv,
+ memcpy(cdb->cell_desc_lv, rr->cd_now.cell_desc_lv,
sizeof(cdb->cell_desc_lv));
- memcpy(&cda->cell_desc_lv, &rr->cd_now.cell_desc_lv,
+ memcpy(cda->cell_desc_lv, rr->cd_now.cell_desc_lv,
sizeof(cda->cell_desc_lv));
}
cda->mode = cdb->mode = rr->cd_now.mode;
/* cipher mode setting */
- if (TLVP_PRESENT(&tp, GSM48_IE_CIP_MODE_SET))
+ if (TLVP_PRESENT(&tp, GSM48_IE_CIP_MODE_SET)) {
cda->cipher = cdb->cipher =
*TLVP_VAL(&tp, GSM48_IE_CIP_MODE_SET);
LOGP(DRR, LOGL_INFO, " both: changing cipher mode 0x%02x\n",
if (before_time) {
cause = gsm48_rr_render_ma(ms, cdb, ma, &ma_len);
if (cause)
- return gsm48_rr_tx_hando_fail(ms, cause);
+ return gsm48_rr_tx_hando_fail(ms, cause, RSL_MT_DATA_REQ);
}
cause = gsm48_rr_render_ma(ms, cda, ma, &ma_len);
if (cause)
- return gsm48_rr_tx_hando_fail(ms, cause);
+ return gsm48_rr_tx_hando_fail(ms, cause, RSL_MT_DATA_REQ);
#if 0
LOGP(DRR, LOGL_INFO, "data link is resumed\n");
- switch (rr->modify_state) {
- case GSM48_RR_MOD_ASSIGN:
- gsm48_rr_tx_ass_cpl(ms, GSM48_RR_CAUSE_NORMAL);
- break;
- case GSM48_RR_MOD_HANDO:
- gsm48_rr_tx_hando_cpl(ms, GSM48_RR_CAUSE_NORMAL);
- break;
- case GSM48_RR_MOD_ASSIGN_RESUME:
- gsm48_rr_tx_ass_fail(ms, GSM48_RR_CAUSE_PROT_ERROR_UNSPC);
- break;
- case GSM48_RR_MOD_HANDO_RESUME:
- gsm48_rr_tx_hando_fail(ms, GSM48_RR_CAUSE_PROT_ERROR_UNSPC);
- break;
- }
-
/* transmit queued frames during ho / ass transition */
gsm48_rr_dequeue_down(ms);
struct gsm48_rrlayer *rr = &ms->rrlayer;
if (rr->modify_state) {
- struct msgb *nmsg;
uint16_t ma[64];
uint8_t ma_len;
- LOGP(DRR, LOGL_INFO, "suspend complete, request resume of "
- "data link\n");
-
/* deactivating dedicated mode */
- LOGP(DRR, LOGL_INFO, "leaving dedicated mode\n");
- l1ctl_tx_dm_rel_req(rr->ms);
+ LOGP(DRR, LOGL_INFO, "suspension coplete, leaving dedicated "
+ "mode\n");
+ l1ctl_tx_dm_rel_req(ms);
+ ms->meas.rl_fail = 0;
+ rr->dm_est = 0;
+ l1ctl_tx_reset_req(ms, L1CTL_RES_T_SCHED);
/* store current channel descriptions */
memcpy(&rr->cd_last, &rr->cd_now, sizeof(rr->cd_last));
/* send DL-RESUME REQUEST */
LOGP(DRR, LOGL_INFO, "request resume of data link\n");
- nmsg = gsm48_l3_msgb_alloc();
- if (!nmsg)
- return -ENOMEM;
- gsm48_send_rsl(ms, RSL_MT_RES_REQ, nmsg);
+ switch (rr->modify_state) {
+ case GSM48_RR_MOD_ASSIGN:
+ gsm48_rr_tx_ass_cpl(ms, GSM48_RR_CAUSE_NORMAL);
+ break;
+ case GSM48_RR_MOD_HANDO:
+ gsm48_rr_tx_hando_cpl(ms, GSM48_RR_CAUSE_NORMAL);
+ break;
+ }
#ifdef TODO
/* trigger RACH */
/* check if camping */
if (cs->state != GSM322_C3_CAMPED_NORMALLY
&& rrh->cause != RR_EST_CAUSE_EMERGENCY) {
- LOGP(DRR, LOGL_INFO, "Not camping normally, rejecting!\n");
+ LOGP(DRR, LOGL_INFO, "Not camping normally, rejecting! "
+ "(cs->state = %d)\n", cs->state);
cause = RR_REL_CAUSE_EMERGENCY_ONLY;
goto reject;
}
if (cs->state != GSM322_C3_CAMPED_NORMALLY
&& cs->state != GSM322_C7_CAMPED_ANY_CELL) {
- LOGP(DRR, LOGL_INFO, "Not camping, rejecting!\n");
+ LOGP(DRR, LOGL_INFO, "Not camping, rejecting! "
+ "(cs->state = %d)\n", cs->state);
cause = RR_REL_CAUSE_TRY_LATER;
goto reject;
}
/* unit data from layer 2 to RR layer */
static int gsm48_rr_unit_data_ind(struct osmocom_ms *ms, struct msgb *msg)
{
- struct gsm48_rrlayer *rr = &ms->rrlayer;
struct gsm322_cellsel *cs = &ms->cellsel;
struct abis_rsl_rll_hdr *rllh = msgb_l2(msg);
struct tlv_parsed tv;
&& cs->ccch_state != GSM322_CCCH_ST_DATA)
return -EINVAL;
- /* when camping, start/reset loss timer */
- if (cs->state == GSM322_C3_CAMPED_NORMALLY
- || cs->state == GSM322_C7_CAMPED_ANY_CELL) {
- struct gsm48_sysinfo *s = &ms->cellsel.sel_si;
-#ifdef TODO
- set radio link timeout on layer 1
- it is the number of subsequent BCCH blocks. (about 1/4 seconds)
-#else
- /* use maximu loss timer, if to value is not available yet */
- start_loss_timer(cs, ((rr->state == GSM48_RR_ST_DEDICATED)
- ? ((s->sacch_radio_link_timeout) ? : 64)
- : s->bcch_radio_link_timeout) / 4, 0);
-#endif
- }
-
/* temporary moved here until confirm is fixed */
if (cs->ccch_state != GSM322_CCCH_ST_DATA) {
LOGP(DCS, LOGL_INFO, "Channel provides data.\n");
return gsm48_rr_rx_pch_agch(ms, msg);
case RSL_CHAN_BCCH:
return gsm48_rr_rx_bcch(ms, msg);
+ case RSL_CHAN_Bm_ACCHs:
+ case RSL_CHAN_Lm_ACCHs:
case RSL_CHAN_SDCCH4_ACCH:
- return gsm48_rr_rx_acch(ms, msg);
case RSL_CHAN_SDCCH8_ACCH:
return gsm48_rr_rx_acch(ms, msg);
default:
struct gsm48_rrlayer *rr = &ms->rrlayer;
struct msgb *nmsg;
struct gsm48_rr_hdr *nrrh;
+ uint8_t cause = RR_REL_CAUSE_NORMAL;
+ uint16_t ma[64];
+ uint8_t ma_len;
+
+ /* switch back to old channel, if modify/ho failed */
+ switch (rr->modify_state) {
+ case GSM48_RR_MOD_ASSIGN:
+ case GSM48_RR_MOD_HANDO:
+ /* deactivate channel */
+ l1ctl_tx_dm_rel_req(ms);
+ ms->meas.rl_fail = 0;
+ rr->dm_est = 0;
+ l1ctl_tx_reset_req(ms, L1CTL_RES_T_SCHED);
+
+ /* get old channel description */
+ memcpy(&rr->cd_now, &rr->cd_last, sizeof(rr->cd_now));
+
+ /* render and change radio to old channel */
+ gsm48_rr_render_ma(ms, &rr->cd_now, ma, &ma_len);
+ gsm48_rr_activate_channel(ms, &rr->cd_now, ma, ma_len);
+
+ /* re-establish old link */
+ nmsg = gsm48_l3_msgb_alloc();
+ if (!nmsg)
+ return -ENOMEM;
+ if (rr->modify_state == GSM48_RR_MOD_ASSIGN) {
+ rr->modify_state = GSM48_RR_MOD_ASSIGN_RESUME;
+ return gsm48_rr_tx_ass_fail(ms,
+ GSM48_RR_CAUSE_ABNORMAL_UNSPEC,
+ RSL_MT_RECON_REQ);
+ } else {
+ rr->modify_state = GSM48_RR_MOD_HANDO_RESUME;
+ return gsm48_rr_tx_hando_fail(ms,
+ GSM48_RR_CAUSE_ABNORMAL_UNSPEC,
+ RSL_MT_RECON_REQ);
+ }
+ /* returns above */
+ case GSM48_RR_MOD_ASSIGN_RESUME:
+ case GSM48_RR_MOD_HANDO_RESUME:
+ rr->modify_state = GSM48_RR_MOD_NONE;
+ cause = RR_REL_CAUSE_LINK_FAILURE;
+ break;
+ }
- LOGP(DSUM, LOGL_INFO, "Requesting channel aborted\n");
+ LOGP(DSUM, LOGL_INFO, "Requested channel aborted\n");
/* stop T3211 if running */
stop_rr_t3110(rr);
if (!nmsg)
return -ENOMEM;
nrrh = (struct gsm48_rr_hdr *)nmsg->data;
- nrrh->cause = RR_REL_CAUSE_NORMAL;
+ nrrh->cause = cause;
gsm48_rr_upmsg(ms, nmsg);
/* return idle */
struct gsm48_rr_hdr *nrrh;
uint8_t *mode;
uint8_t cause = rllh->data[2];
- uint16_t ma[64];
- uint8_t ma_len;
switch (cause) {
case RLL_CAUSE_SEQ_ERR:
mode[1] = 1; /* local release */
gsm48_send_rsl_rel(ms, RSL_MT_REL_REQ, nmsg);
- /* deactivate channel */
- l1ctl_tx_dm_rel_req(rr->ms);
-
- switch (rr->modify_state) {
- case GSM48_RR_MOD_ASSIGN:
- case GSM48_RR_MOD_HANDO:
- if (rr->modify_state == GSM48_RR_MOD_ASSIGN)
- rr->modify_state = GSM48_RR_MOD_ASSIGN_RESUME;
- else
- rr->modify_state = GSM48_RR_MOD_HANDO_RESUME;
-
- /* get old channel description */
- memcpy(&rr->cd_now, &rr->cd_last, sizeof(rr->cd_now));
-
- /* render and change radio to old channel */
- gsm48_rr_render_ma(ms, &rr->cd_now, ma, &ma_len);
- gsm48_rr_activate_channel(ms, &rr->cd_now, ma, ma_len);
-
- /* re-establish old link */
- nmsg = gsm48_l3_msgb_alloc();
- if (!nmsg)
- return -ENOMEM;
- return gsm48_send_rsl(ms, RSL_MT_RECON_REQ, nmsg);
- case GSM48_RR_MOD_ASSIGN_RESUME:
- case GSM48_RR_MOD_HANDO_RESUME:
- rr->modify_state = GSM48_RR_MOD_NONE;
- break;
- }
+ /* in case of modify/hando: wait for confirm */
+ if (rr->modify_state)
+ return 0;
/* send abort ind to upper layer */
nmsg = gsm48_rr_msgb_alloc(GSM48_RR_ABORT_IND);
{SBIT(GSM48_RR_ST_REL_PEND),
RSL_MT_REL_CONF, gsm48_rr_rel_cnf},
+ /* reconnect */
+ {SBIT(GSM48_RR_ST_CONN_PEND) |
+ SBIT(GSM48_RR_ST_DEDICATED),
+ RSL_MT_REL_CONF, gsm48_rr_rel_cnf},
+
/* suspenion */
{SBIT(GSM48_RR_ST_DEDICATED),
RSL_MT_SUSP_CONF, gsm48_rr_susp_cnf_dedicated},
osmol2_register_handler(ms, &gsm48_rx_rsl);
+ start_rr_t_meas(rr, 1, 0);
+
return 0;
}
rr->rr_est_msg = NULL;
}
- stop_rr_t_monitor(rr);
+ stop_rr_t_meas(rr);
stop_rr_t_starting(rr);
stop_rr_t_rel_wait(rr);
stop_rr_t3110(rr);
/* change radio to old channel */
tx_ph_dm_est_req(ms, rr->cd_now.arfcn, rr->cd_now.chan_nr,
rr->cd_now.tsc);
+ rr->dm_est = 1;
/* re-establish old link */
nmsg = gsm48_l3_msgb_alloc();
start_rr_t3124(rr, GSM_T3124_675);
else
start_rr_t3124(rr, GSM_T3124_320);
+ }
if (!rr->n_chan_req) {
start_rr_t3126(rr, 5, 0); /* TODO improve! */
return 0;
#endif
-