fixeria has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmocom-bb/+/30897 )
Change subject: modem: do not depend on $(top_srcdir)/src/misc/rslms.c
......................................................................
modem: do not depend on $(top_srcdir)/src/misc/rslms.c
Change-Id: Ic4d7e1956530aa10ff3125d6d857efe47ea37d38
Related: SYS#5500
---
M src/host/layer23/src/modem/Makefile.am
M src/host/layer23/src/modem/app_modem.c
2 files changed, 67 insertions(+), 4 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/97/30897/1
diff --git a/src/host/layer23/src/modem/Makefile.am
b/src/host/layer23/src/modem/Makefile.am
index 522456a..3fa1ceb 100644
--- a/src/host/layer23/src/modem/Makefile.am
+++ b/src/host/layer23/src/modem/Makefile.am
@@ -15,7 +15,6 @@
modem_SOURCES = \
$(top_srcdir)/src/common/main.c \
- $(top_srcdir)/src/misc/rslms.c \
app_modem.c \
$(NULL)
modem_LDADD = \
diff --git a/src/host/layer23/src/modem/app_modem.c
b/src/host/layer23/src/modem/app_modem.c
index 48c216d..fbc7527 100644
--- a/src/host/layer23/src/modem/app_modem.c
+++ b/src/host/layer23/src/modem/app_modem.c
@@ -39,8 +39,6 @@
#include <osmocom/bb/common/l1ctl.h>
#include <osmocom/bb/common/l23_app.h>
#include <osmocom/bb/common/sysinfo.h>
-#include <osmocom/bb/misc/rslms.h>
-#include <osmocom/bb/misc/layer3.h>
#include <l1ctl_proto.h>
@@ -271,6 +269,70 @@
}
}
+static int rcv_rll_ud(struct osmocom_ms *ms, struct msgb *msg)
+{
+ const struct abis_rsl_rll_hdr *rllh = msgb_l2(msg);
+ struct tlv_parsed tv;
+
+ DEBUGP(DRSL, "RSLms UNIT DATA IND chan_nr=0x%02x link_id=0x%02x\n",
+ rllh->chan_nr, rllh->link_id);
+
+ if (rsl_tlv_parse(&tv, rllh->data, msgb_l2len(msg) - sizeof(*rllh)) <
0) {
+ LOGP(DRSL, LOGL_ERROR, "%s(): rsl_tlv_parse() failed\n",
__func__);
+ return -EINVAL;
+ }
+
+ if (!TLVP_PRESENT(&tv, RSL_IE_L3_INFO)) {
+ LOGP(DRSL, LOGL_ERROR, "UNIT_DATA_IND without L3 INFO ?!?\n");
+ return -EINVAL;
+ }
+
+ msg->l3h = (uint8_t *)TLVP_VAL(&tv, RSL_IE_L3_INFO);
+
+ switch (rllh->chan_nr) {
+ case RSL_CHAN_PCH_AGCH:
+ return gsm48_rx_ccch(msg, ms);
+ case RSL_CHAN_BCCH:
+ return gsm48_rx_bcch(msg, ms);
+ default:
+ return 0;
+ }
+}
+
+static int rcv_rll(struct osmocom_ms *ms, struct msgb *msg)
+{
+ const struct abis_rsl_rll_hdr *rllh = msgb_l2(msg);
+
+ switch (rllh->c.msg_type) {
+ case RSL_MT_UNIT_DATA_IND:
+ return rcv_rll_ud(ms, msg);
+ default:
+ LOGP(DRSL, LOGL_NOTICE, "Unhandled RSLms RLL message "
+ "(msg_type 0x%02x)\n", rllh->c.msg_type);
+ return -EINVAL;
+ }
+}
+
+static int rcv_rsl(struct msgb *msg, struct lapdm_entity *le, void *ctx)
+{
+ const struct abis_rsl_common_hdr *rslh = msgb_l2(msg);
+ int rc;
+
+ switch (rslh->msg_discr & 0xfe) {
+ case ABIS_RSL_MDISC_RLL:
+ rc = rcv_rll((struct osmocom_ms *)ctx, msg);
+ break;
+ default:
+ LOGP(DRSL, LOGL_NOTICE, "Unhandled RSLms message "
+ "(msg_discr 0x%02x)\n", rslh->msg_discr);
+ rc = -EINVAL;
+ break;
+ }
+
+ msgb_free(msg);
+ return rc;
+}
+
void layer3_app_reset(void)
{
memset(&app_data, 0x00, sizeof(app_data));
@@ -306,7 +368,9 @@
osmo_signal_register_handler(SS_L1CTL, &signal_cb, NULL);
l1ctl_tx_reset_req(ms, L1CTL_RES_T_FULL);
- return layer3_init(ms);
+ lapdm_channel_set_l3(&ms->lapdm_channel, &rcv_rsl, ms);
+
+ return 0;
}
static int l23_cfg_supported(void)
--
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Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-Change-Id: Ic4d7e1956530aa10ff3125d6d857efe47ea37d38
Gerrit-Change-Number: 30897
Gerrit-PatchSet: 1
Gerrit-Owner: fixeria <[email protected]>
Gerrit-MessageType: newchange
