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-rw-r--r--configure.ac19
-rw-r--r--src/Makefile.am24
-rw-r--r--src/osmo-bts-litecell15/lc15_l1_hw.c213
-rw-r--r--src/osmo-bts-litecell15/lc15_l1_if.c410
-rw-r--r--src/osmo-bts-litecell15/lc15_l1_if.h104
-rw-r--r--src/osmo-bts-litecell15/lc15bts.c332
-rw-r--r--src/osmo-bts-litecell15/lc15bts.h64
7 files changed, 1166 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 5274022..d8fe719 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,6 +35,25 @@ AC_ARG_ENABLE(sysmocom-dsp,
AC_MSG_RESULT([$enable_sysmocom_dsp])
AM_CONDITIONAL(ENABLE_SYSMODSP, test "x$enable_sysmocom_dsp" = "xyes")
+AC_MSG_CHECKING([whether to enable direct PHY access for PDCH of NuRAN Wireless Litecell 1.5 BTS])
+AC_ARG_ENABLE(lc15bts-phy,
+ AC_HELP_STRING([--enable-lc15bts-phy],
+ [enable code for Litecell 1.5 PHY [default=no]]),
+ [enable_lc15bts_phy="$enableval"],[enable_lc15bts_phy="no"])
+AC_ARG_WITH([litecell15], [AS_HELP_STRING([--with-litecell15=INCLUDE_DIR], [Location of the litecell 1.5 API header files])],
+ [litecell15_incdir="$withval"],[litecell15_incdir="$incdir"])
+AC_SUBST([LITECELL15_INCDIR], $litecell15_incdir)
+AC_MSG_RESULT([$enable_lc15bts_phy])
+AM_CONDITIONAL(ENABLE_LC15BTS_PHY, test "x$enable_lc15bts_phy" = "xyes")
+if test "$enable_litecell15" = "yes"; then
+ oldCPPFLAGS=$CPPFLAGS
+ CPPFLAGS="$CPPFLAGS -I$LITECELL15_INCDIR -I$srcdir/include $LIBOSMOCORE_CFLAGS"
+ AC_CHECK_HEADER([nrw/litecell15/litecell15.h],[],
+ [AC_MSG_ERROR([nrw/litecell15/litecell15.h can not be found in $litecell15_incdir])],
+ [#include <nrw/litecell15/litecell15.h>])
+ CPPFLAGS=$oldCPPFLAGS
+fi
+
AC_ARG_ENABLE([vty_tests],
AC_HELP_STRING([--enable-vty-tests],
[Include the VTY tests in make check [default=no]]),
diff --git a/src/Makefile.am b/src/Makefile.am
index e08ba07..9bdec2f 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -25,6 +25,10 @@ if ENABLE_SYSMODSP
AM_CPPFLAGS += -DENABLE_DIRECT_PHY
endif
+if ENABLE_LC15BTS_PHY
+AM_CPPFLAGS += -DENABLE_DIRECT_PHY
+endif
+
AM_CXXFLAGS = -Wall -ldl -pthread
AM_LDFLAGS = -lrt
@@ -130,6 +134,26 @@ osmo_pcu_remote_LDADD = \
$(COMMON_LA)
endif
+if ENABLE_LC15BTS_PHY
+AM_CPPFLAGS += -I$(LITECELL15_INCDIR) -I$(srcdir)/osmo-bts-litecell15
+
+EXTRA_DIST = \
+ osmo-bts-litecell15/lc15_l1_if.c \
+ osmo-bts-litecell15/lc15_l1_if.h \
+ osmo-bts-litecell15/lc15_l1_hw.c \
+ osmo-bts-litecell15/lc15bts.c \
+ osmo-bts-litecell15/lc15bts.h
+
+noinst_HEADERS += \
+ osmo-bts-litecell15/lc15_l1_if.h \
+ osmo-bts-litecell15/lc15bts.h
+
+osmo_pcu_SOURCES += \
+ osmo-bts-litecell15/lc15_l1_if.c \
+ osmo-bts-litecell15/lc15_l1_hw.c \
+ osmo-bts-litecell15/lc15bts.c
+endif
+
osmo_pcu_LDADD = \
libgprs.la \
$(LIBOSMOGB_LIBS) \
diff --git a/src/osmo-bts-litecell15/lc15_l1_hw.c b/src/osmo-bts-litecell15/lc15_l1_hw.c
new file mode 100644
index 0000000..051dc5c
--- /dev/null
+++ b/src/osmo-bts-litecell15/lc15_l1_hw.c
@@ -0,0 +1,213 @@
+/* Interface handler for Nuran Wireless Litecell 1.5 L1 (real hardware) */
+
+/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
+ * based on:
+ * femto_l1_hw.c
+ * (C) 2011 by Harald Welte <laforge@gnumonks.org>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <assert.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+#include <limits.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+#include <osmocom/core/select.h>
+#include <osmocom/core/write_queue.h>
+#include <osmocom/core/timer.h>
+#include <osmocom/gsm/gsm_utils.h>
+
+#include <nrw/litecell15/litecell15.h>
+#include <nrw/litecell15/gsml1prim.h>
+#include <nrw/litecell15/gsml1const.h>
+#include <nrw/litecell15/gsml1types.h>
+
+#include "gprs_debug.h"
+#include "lc15bts.h"
+#include "lc15_l1_if.h"
+
+#define DEV_SYS_DSP2ARM_NAME "/dev/msgq/litecell15_dsp2arm_trx"
+#define DEV_SYS_ARM2DSP_NAME "/dev/msgq/litecell15_arm2dsp_trx"
+#define DEV_L1_DSP2ARM_NAME "/dev/msgq/gsml1_sig_dsp2arm_trx"
+#define DEV_L1_ARM2DSP_NAME "/dev/msgq/gsml1_sig_arm2dsp_trx"
+
+#define DEV_TCH_DSP2ARM_NAME "/dev/msgq/gsml1_tch_dsp2arm_trx"
+#define DEV_TCH_ARM2DSP_NAME "/dev/msgq/gsml1_tch_arm2dsp_trx"
+#define DEV_PDTCH_DSP2ARM_NAME "/dev/msgq/gsml1_pdtch_dsp2arm_trx"
+#define DEV_PDTCH_ARM2DSP_NAME "/dev/msgq/gsml1_pdtch_arm2dsp_trx"
+
+static const char *rd_devnames[] = {
+ [MQ_SYS_READ] = DEV_SYS_DSP2ARM_NAME,
+ [MQ_L1_READ] = DEV_L1_DSP2ARM_NAME,
+ [MQ_TCH_READ] = DEV_TCH_DSP2ARM_NAME,
+ [MQ_PDTCH_READ] = DEV_PDTCH_DSP2ARM_NAME,
+};
+
+static const char *wr_devnames[] = {
+ [MQ_SYS_WRITE] = DEV_SYS_ARM2DSP_NAME,
+ [MQ_L1_WRITE] = DEV_L1_ARM2DSP_NAME,
+ [MQ_TCH_WRITE] = DEV_TCH_ARM2DSP_NAME,
+ [MQ_PDTCH_WRITE]= DEV_PDTCH_ARM2DSP_NAME,
+};
+
+/* callback when there's something to read from the l1 msg_queue */
+static int l1if_fd_cb(struct osmo_fd *ofd, unsigned int what)
+{
+ //struct msgb *msg = l1p_msgb_alloc();
+ struct msgb *msg = msgb_alloc_headroom(sizeof(Litecell15_Prim_t) + 128,
+ 128, "1l_fd");
+ struct lc15l1_hdl *fl1h = ofd->data;
+ int rc;
+
+ msg->l1h = msg->data;
+ rc = read(ofd->fd, msg->l1h, msgb_tailroom(msg));
+ if (rc < 0) {
+ if (rc != -1)
+ LOGP(DL1IF, LOGL_ERROR, "error reading from L1 msg_queue: %s\n",
+ strerror(errno));
+ msgb_free(msg);
+ return rc;
+ }
+ msgb_put(msg, rc);
+
+ switch (ofd->priv_nr) {
+ case MQ_SYS_WRITE:
+ if (rc != sizeof(Litecell15_Prim_t))
+ LOGP(DL1IF, LOGL_NOTICE, "%u != "
+ "sizeof(Litecell15_Prim_t)\n", rc);
+ return l1if_handle_sysprim(fl1h, msg);
+ case MQ_L1_WRITE:
+ case MQ_TCH_WRITE:
+ case MQ_PDTCH_WRITE:
+ if (rc != sizeof(GsmL1_Prim_t))
+ LOGP(DL1IF, LOGL_NOTICE, "%u != "
+ "sizeof(GsmL1_Prim_t)\n", rc);
+ return l1if_handle_l1prim(ofd->priv_nr, fl1h, msg);
+ default:
+ /* The compiler can't know that priv_nr is an enum. Assist. */
+ LOGP(DL1IF, LOGL_FATAL, "writing on a wrong queue: %d\n",
+ ofd->priv_nr);
+ exit(0);
+ break;
+ }
+};
+
+/* callback when we can write to one of the l1 msg_queue devices */
+static int l1fd_write_cb(struct osmo_fd *ofd, struct msgb *msg)
+{
+ int rc;
+
+ rc = write(ofd->fd, msg->l1h, msgb_l1len(msg));
+ if (rc < 0) {
+ LOGP(DL1IF, LOGL_ERROR, "error writing to L1 msg_queue: %s\n",
+ strerror(errno));
+ return rc;
+ } else if (rc < msg->len) {
+ LOGP(DL1IF, LOGL_ERROR, "short write to L1 msg_queue: "
+ "%u < %u\n", rc, msg->len);
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int l1if_transport_open(int q, struct lc15l1_hdl *hdl)
+{
+ int rc;
+ char buf[PATH_MAX];
+
+ /* Step 1: Open all msg_queue file descriptors */
+ struct osmo_fd *read_ofd = &hdl->read_ofd[q];
+ struct osmo_wqueue *wq = &hdl->write_q[q];
+ struct osmo_fd *write_ofd = &hdl->write_q[q].bfd;
+
+ snprintf(buf, sizeof(buf)-1, "%s%d", rd_devnames[q], hdl->hw_info.trx_nr);
+ buf[sizeof(buf)-1] = '\0';
+
+ rc = open(buf, O_RDONLY);
+ if (rc < 0) {
+ LOGP(DL1IF, LOGL_FATAL, "unable to open msg_queue %s: %s\n",
+ buf, strerror(errno));
+ return rc;
+ }
+ read_ofd->fd = rc;
+ read_ofd->priv_nr = q;
+ read_ofd->data = hdl;
+ read_ofd->cb = l1if_fd_cb;
+ read_ofd->when = BSC_FD_READ;
+ rc = osmo_fd_register(read_ofd);
+ if (rc < 0) {
+ close(read_ofd->fd);
+ read_ofd->fd = -1;
+ return rc;
+ }
+
+ snprintf(buf, sizeof(buf)-1, "%s%d", wr_devnames[q], hdl->hw_info.trx_nr);
+ buf[sizeof(buf)-1] = '\0';
+
+ rc = open(buf, O_WRONLY);
+ if (rc < 0) {
+ LOGP(DL1IF, LOGL_FATAL, "unable to open msg_queue %s: %s\n",
+ buf, strerror(errno));
+ goto out_read;
+ }
+ osmo_wqueue_init(wq, 10);
+ wq->write_cb = l1fd_write_cb;
+ write_ofd->fd = rc;
+ write_ofd->priv_nr = q;
+ write_ofd->data = hdl;
+ write_ofd->when = BSC_FD_WRITE;
+ rc = osmo_fd_register(write_ofd);
+ if (rc < 0) {
+ close(write_ofd->fd);
+ write_ofd->fd = -1;
+ goto out_read;
+ }
+
+ return 0;
+
+out_read:
+ close(hdl->read_ofd[q].fd);
+ osmo_fd_unregister(&hdl->read_ofd[q]);
+
+ return rc;
+}
+
+int l1if_transport_close(int q, struct lc15l1_hdl *hdl)
+{
+ struct osmo_fd *read_ofd = &hdl->read_ofd[q];
+ struct osmo_fd *write_ofd = &hdl->write_q[q].bfd;
+
+ osmo_fd_unregister(read_ofd);
+ close(read_ofd->fd);
+ read_ofd->fd = -1;
+
+ osmo_fd_unregister(write_ofd);
+ close(write_ofd->fd);
+ write_ofd->fd = -1;
+
+ return 0;
+}
diff --git a/src/osmo-bts-litecell15/lc15_l1_if.c b/src/osmo-bts-litecell15/lc15_l1_if.c
new file mode 100644
index 0000000..2cda5b8
--- /dev/null
+++ b/src/osmo-bts-litecell15/lc15_l1_if.c
@@ -0,0 +1,410 @@
+/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
+ * based on:
+ * femto_l1_if.c
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#include <string.h>
+#include <errno.h>
+
+#include <nrw/litecell15/litecell15.h>
+#include <nrw/litecell15/gsml1prim.h>
+#include <nrw/litecell15/gsml1const.h>
+#include <nrw/litecell15/gsml1types.h>
+
+#include <osmocom/core/gsmtap.h>
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/timer.h>
+#include <lc15_l1_if.h>
+#include <gprs_debug.h>
+#include <pcu_l1_if.h>
+
+extern void *tall_pcu_ctx;
+
+uint32_t l1if_ts_to_hLayer2(uint8_t trx, uint8_t ts)
+{
+ return (ts << 16) | (trx << 24);
+}
+
+/* allocate a msgb containing a GsmL1_Prim_t */
+struct msgb *l1p_msgb_alloc(void)
+{
+ struct msgb *msg = msgb_alloc(sizeof(GsmL1_Prim_t), "l1_prim");
+
+ if (msg)
+ msg->l1h = msgb_put(msg, sizeof(GsmL1_Prim_t));
+
+ return msg;
+}
+
+static int l1if_req_pdch(struct lc15l1_hdl *fl1h, struct msgb *msg)
+{
+ struct osmo_wqueue *wqueue = &fl1h->write_q[MQ_PDTCH_WRITE];
+
+ if (osmo_wqueue_enqueue(wqueue, msg) != 0) {
+ LOGP(DL1IF, LOGL_ERROR, "PDTCH queue full. dropping message.\n");
+ msgb_free(msg);
+ }
+
+ return 0;
+}
+
+static void *prim_init(GsmL1_Prim_t *prim, GsmL1_PrimId_t id, struct lc15l1_hdl *gl1)
+{
+ prim->id = id;
+
+ switch (id) {
+ case GsmL1_PrimId_MphInitReq:
+ //prim->u.mphInitReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphCloseReq:
+ prim->u.mphCloseReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphConnectReq:
+ prim->u.mphConnectReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphDisconnectReq:
+ prim->u.mphDisconnectReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphActivateReq:
+ prim->u.mphActivateReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphDeactivateReq:
+ prim->u.mphDeactivateReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphConfigReq:
+ prim->u.mphConfigReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphMeasureReq:
+ prim->u.mphMeasureReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_MphInitCnf:
+ case GsmL1_PrimId_MphCloseCnf:
+ case GsmL1_PrimId_MphConnectCnf:
+ case GsmL1_PrimId_MphDisconnectCnf:
+ case GsmL1_PrimId_MphActivateCnf:
+ case GsmL1_PrimId_MphDeactivateCnf:
+ case GsmL1_PrimId_MphConfigCnf:
+ case GsmL1_PrimId_MphMeasureCnf:
+ break;
+ case GsmL1_PrimId_MphTimeInd:
+ break;
+ case GsmL1_PrimId_MphSyncInd:
+ break;
+ case GsmL1_PrimId_PhEmptyFrameReq:
+ prim->u.phEmptyFrameReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_PhDataReq:
+ prim->u.phDataReq.hLayer1 = (HANDLE)gl1->hLayer1;
+ break;
+ case GsmL1_PrimId_PhConnectInd:
+ break;
+ case GsmL1_PrimId_PhReadyToSendInd:
+ break;
+ case GsmL1_PrimId_PhDataInd:
+ break;
+ case GsmL1_PrimId_PhRaInd:
+ break;
+ default:
+ LOGP(DL1IF, LOGL_ERROR, "unknown L1 primitive %u\n", id);
+ break;
+ }
+ return &prim->u;
+}
+
+struct sapi_dir {
+ GsmL1_Sapi_t sapi;
+ GsmL1_Dir_t dir;
+};
+
+static const struct sapi_dir pdtch_sapis[] = {
+ { GsmL1_Sapi_Pdtch, GsmL1_Dir_TxDownlink },
+ { GsmL1_Sapi_Pdtch, GsmL1_Dir_RxUplink },
+ { GsmL1_Sapi_Ptcch, GsmL1_Dir_TxDownlink },
+ { GsmL1_Sapi_Prach, GsmL1_Dir_RxUplink },
+#if 0
+ { GsmL1_Sapi_Ptcch, GsmL1_Dir_RxUplink },
+ { GsmL1_Sapi_Pacch, GsmL1_Dir_TxDownlink },
+#endif
+};
+
+
+/* connect PDTCH */
+int l1if_connect_pdch(void *obj, uint8_t ts)
+{
+ struct lc15l1_hdl *fl1h = obj;
+ struct msgb *msg = l1p_msgb_alloc();
+ GsmL1_MphConnectReq_t *cr;
+
+ cr = prim_init(msgb_l1prim(msg), GsmL1_PrimId_MphConnectReq, fl1h);
+ cr->u8Tn = ts;
+ cr->logChComb = GsmL1_LogChComb_XIII;
+
+ return l1if_req_pdch(fl1h, msg);
+}
+
+static int handle_ph_readytosend_ind(struct lc15l1_hdl *fl1h,
+ GsmL1_PhReadyToSendInd_t *rts_ind)
+{
+ struct gsm_time g_time;
+ int rc = 0;
+
+ gsm_fn2gsmtime(&g_time, rts_ind->u32Fn);
+
+ DEBUGP(DL1IF, "Rx PH-RTS.ind %02u/%02u/%02u SAPI=%s\n",
+ g_time.t1, g_time.t2, g_time.t3,
+ get_value_string(lc15bts_l1sapi_names, rts_ind->sapi));
+
+ switch (rts_ind->sapi) {
+ case GsmL1_Sapi_Pdtch:
+ case GsmL1_Sapi_Pacch:
+ rc = pcu_rx_rts_req_pdtch(fl1h->trx_no, rts_ind->u8Tn,
+ rts_ind->u16Arfcn, rts_ind->u32Fn, rts_ind->u8BlockNbr);
+ case GsmL1_Sapi_Ptcch:
+ // FIXME
+ default:
+ break;
+ }
+
+ return rc;
+}
+
+static void get_meas(struct pcu_l1_meas *meas, const GsmL1_MeasParam_t *l1_meas)
+{
+ meas->rssi = (int8_t) (l1_meas->fRssi);
+ meas->have_rssi = 1;
+ meas->ber = (uint8_t) (l1_meas->fBer * 100);
+ meas->have_ber = 1;
+ meas->bto = (int16_t) (l1_meas->i16BurstTiming);
+ meas->have_bto = 1;
+ meas->link_qual = (int16_t) (l1_meas->fLinkQuality);
+ meas->have_link_qual = 1;
+}
+
+static int handle_ph_data_ind(struct lc15l1_hdl *fl1h,
+ GsmL1_PhDataInd_t *data_ind, struct msgb *l1p_msg)
+{
+ int rc = 0;
+ struct pcu_l1_meas meas = {0};
+
+ DEBUGP(DL1IF, "Rx PH-DATA.ind %s (hL2 %08x): %s\n",
+ get_value_string(lc15bts_l1sapi_names, data_ind->sapi),
+ data_ind->hLayer2,
+ osmo_hexdump(data_ind->msgUnitParam.u8Buffer,
+ data_ind->msgUnitParam.u8Size));
+
+ /*
+ * TODO: Add proper bad frame handling here. This could be used
+ * to switch the used CS. Avoid a crash with the PCU right now
+ * feed "0 - 1" amount of data.
+ */
+ if (data_ind->msgUnitParam.u8Size == 0)
+ return -1;
+
+ gsmtap_send(fl1h->gsmtap, data_ind->u16Arfcn | GSMTAP_ARFCN_F_UPLINK,
+ data_ind->u8Tn, GSMTAP_CHANNEL_PACCH, 0,
+ data_ind->u32Fn, 0, 0, data_ind->msgUnitParam.u8Buffer+1,
+ data_ind->msgUnitParam.u8Size-1);
+
+ get_meas(&meas, &data_ind->measParam);
+
+ switch (data_ind->sapi) {
+ case GsmL1_Sapi_Pdtch:
+ case GsmL1_Sapi_Pacch:
+ /* drop incomplete UL block */
+ if (data_ind->msgUnitParam.u8Buffer[0]
+ != GsmL1_PdtchPlType_Full)
+ break;
+ /* PDTCH / PACCH frame handling */
+ pcu_rx_data_ind_pdtch(fl1h->trx_no, data_ind->u8Tn,
+ data_ind->msgUnitParam.u8Buffer + 1,
+ data_ind->msgUnitParam.u8Size - 1,
+ data_ind->u32Fn,
+ &meas);
+ break;
+ case GsmL1_Sapi_Ptcch:
+ // FIXME
+ break;
+ default:
+ LOGP(DL1IF, LOGL_NOTICE, "Rx PH-DATA.ind for unknown L1 SAPI %s\n",
+ get_value_string(lc15bts_l1sapi_names, data_ind->sapi));
+ break;
+ }
+
+ return rc;
+}
+
+#define MIN_QUAL_RACH 5.0f
+
+static int handle_ph_ra_ind(struct lc15l1_hdl *fl1h, GsmL1_PhRaInd_t *ra_ind)
+{
+ uint8_t acc_delay;
+
+ if (ra_ind->measParam.fLinkQuality < MIN_QUAL_RACH)
+ return 0;
+
+ DEBUGP(DL1IF, "Rx PH-RA.ind");
+
+ /* check for under/overflow / sign */
+ if (ra_ind->measParam.i16BurstTiming < 0)
+ acc_delay = 0;
+ else
+ acc_delay = ra_ind->measParam.i16BurstTiming >> 2;
+
+ LOGP(DL1IF, LOGL_NOTICE, "got (P)RACH request, TA = %u (ignored)\n",
+ acc_delay);
+
+#warning "The (P)RACH request is just dropped here"
+
+#if 0
+ if (acc_delay > bts->max_ta) {
+ LOGP(DL1C, LOGL_INFO, "ignoring RACH request %u > max_ta(%u)\n",
+ acc_delay, btsb->max_ta);
+ return 0;
+ }
+#endif
+
+ return 0;
+}
+
+
+/* handle any random indication from the L1 */
+int l1if_handle_l1prim(int wq, struct lc15l1_hdl *fl1h, struct msgb *msg)
+{
+ GsmL1_Prim_t *l1p = msgb_l1prim(msg);
+ int rc = 0;
+
+ LOGP(DL1IF, LOGL_DEBUG, "Rx L1 prim %s on queue %d\n",
+ get_value_string(lc15bts_l1prim_names, l1p->id), wq);
+
+ switch (l1p->id) {
+#if 0
+ case GsmL1_PrimId_MphTimeInd:
+ rc = handle_mph_time_ind(fl1h, &l1p->u.mphTimeInd);
+ break;
+ case GsmL1_PrimId_MphSyncInd:
+ break;
+ case GsmL1_PrimId_PhConnectInd:
+ break;
+#endif
+ case GsmL1_PrimId_PhReadyToSendInd:
+ rc = handle_ph_readytosend_ind(fl1h, &l1p->u.phReadyToSendInd);
+ break;
+ case GsmL1_PrimId_PhDataInd:
+ rc = handle_ph_data_ind(fl1h, &l1p->u.phDataInd, msg);
+ break;
+ case GsmL1_PrimId_PhRaInd:
+ rc = handle_ph_ra_ind(fl1h, &l1p->u.phRaInd);
+ break;
+ default:
+ break;
+ }
+
+ msgb_free(msg);
+
+ return rc;
+}
+
+int l1if_handle_sysprim(struct lc15l1_hdl *fl1h, struct msgb *msg)
+{
+ return -ENOTSUP;
+}
+
+/* send packet data request to L1 */
+int l1if_pdch_req(void *obj, uint8_t ts, int is_ptcch, uint32_t fn,
+ uint16_t arfcn, uint8_t block_nr, uint8_t *data, uint8_t len)
+{
+ struct lc15l1_hdl *fl1h = obj;
+ struct msgb *msg;
+ GsmL1_Prim_t *l1p;
+ GsmL1_PhDataReq_t *data_req;
+ GsmL1_MsgUnitParam_t *msu_param;
+ struct gsm_time g_time;
+
+ gsm_fn2gsmtime(&g_time, fn);
+
+ DEBUGP(DL1IF, "TX packet data %02u/%02u/%02u is_ptcch=%d ts=%d "
+ "block_nr=%d, arfcn=%d, len=%d\n", g_time.t1, g_time.t2,
+ g_time.t3, is_ptcch, ts, block_nr, arfcn, len);
+
+ msg = l1p_msgb_alloc();
+ l1p = msgb_l1prim(msg);
+ l1p->id = GsmL1_PrimId_PhDataReq;
+ data_req = &l1p->u.phDataReq;
+ data_req->hLayer1 = (HANDLE)fl1h->hLayer1;
+ data_req->sapi = (is_ptcch) ? GsmL1_Sapi_Ptcch : GsmL1_Sapi_Pdtch;
+ data_req->subCh = GsmL1_SubCh_NA;
+ data_req->u8BlockNbr = block_nr;
+ data_req->u8Tn = ts;
+ data_req->u32Fn = fn;
+ msu_param = &data_req->msgUnitParam;
+ msu_param->u8Size = len;
+ memcpy(msu_param->u8Buffer, data, len);
+
+ gsmtap_send(fl1h->gsmtap, arfcn, data_req->u8Tn, GSMTAP_CHANNEL_PACCH,
+ 0, data_req->u32Fn, 0, 0,
+ data_req->msgUnitParam.u8Buffer,
+ data_req->msgUnitParam.u8Size);
+
+
+ /* transmit */
+ if (osmo_wqueue_enqueue(&fl1h->write_q[MQ_PDTCH_WRITE], msg) != 0) {
+ LOGP(DL1IF, LOGL_ERROR, "PDTCH queue full. dropping message.\n");
+ msgb_free(msg);
+ }
+
+ return 0;
+}
+
+void *l1if_open_pdch(uint8_t trx_no, uint32_t hlayer1)
+{
+ struct lc15l1_hdl *fl1h;
+ int rc;
+
+ fl1h = talloc_zero(tall_pcu_ctx, struct lc15l1_hdl);
+ if (!fl1h)
+ return NULL;
+
+ fl1h->hLayer1 = hlayer1;
+ fl1h->trx_no = trx_no;
+ /* hardware queues are numbered starting from 1 */
+ fl1h->hw_info.trx_nr = trx_no + 1;
+
+ DEBUGP(DL1IF, "PCU: Using TRX HW#%u\n", fl1h->hw_info.trx_nr);
+
+ rc = l1if_transport_open(MQ_PDTCH_WRITE, fl1h);
+ if (rc < 0) {
+ talloc_free(fl1h);
+ return NULL;
+ }
+
+ fl1h->gsmtap = gsmtap_source_init("localhost", GSMTAP_UDP_PORT, 1);
+ if (fl1h->gsmtap)
+ gsmtap_source_add_sink(fl1h->gsmtap);
+
+ return fl1h;
+}
+
+int l1if_close_pdch(void *obj)
+{
+ struct lc15l1_hdl *fl1h = obj;
+ if (fl1h)
+ l1if_transport_close(MQ_PDTCH_WRITE, fl1h);
+ talloc_free(fl1h);
+ return 0;
+}
+
diff --git a/src/osmo-bts-litecell15/lc15_l1_if.h b/src/osmo-bts-litecell15/lc15_l1_if.h
new file mode 100644
index 0000000..0589919
--- /dev/null
+++ b/src/osmo-bts-litecell15/lc15_l1_if.h
@@ -0,0 +1,104 @@
+/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
+ * based on:
+ * femto_l1_if.h
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef _LC15_L1_IF_H
+#define _LC15_L1_IF_H
+
+#include <osmocom/core/select.h>
+#include <osmocom/core/write_queue.h>
+#include <osmocom/core/gsmtap_util.h>
+#include <osmocom/gsm/gsm_utils.h>
+#include "lc15bts.h"
+
+enum {
+ MQ_SYS_READ,
+ MQ_L1_READ,
+ MQ_TCH_READ,
+ MQ_PDTCH_READ,
+ _NUM_MQ_READ
+};
+
+enum {
+ MQ_SYS_WRITE,
+ MQ_L1_WRITE,
+ MQ_TCH_WRITE,
+ MQ_PDTCH_WRITE,
+ _NUM_MQ_WRITE
+};
+
+struct lc15l1_hdl {
+ struct gsm_time gsm_time;
+ uint32_t hLayer1; /* handle to the L1 instance in the DSP */
+ uint32_t dsp_trace_f;
+ struct llist_head wlc_list;
+
+ struct gsmtap_inst *gsmtap;
+ uint32_t gsmtap_sapi_mask;
+
+ uint8_t trx_no;
+
+ struct osmo_timer_list alive_timer;
+ unsigned int alive_prim_cnt;
+
+ struct osmo_fd read_ofd[_NUM_MQ_READ]; /* osmo file descriptors */
+ struct osmo_wqueue write_q[_NUM_MQ_WRITE];
+
+ struct {
+ int trx_nr; /* <1-2> */
+ } hw_info;
+};
+
+#define msgb_l1prim(msg) ((GsmL1_Prim_t *)(msg)->l1h)
+#define msgb_sysprim(msg) ((Litecell15_Prim_t *)(msg)->l1h)
+
+typedef int l1if_compl_cb(struct msgb *l1_msg, void *data);
+
+/* send a request primitive to the L1 and schedule completion call-back */
+int l1if_req_compl(struct lc15l1_hdl *fl1h, struct msgb *msg,
+ int is_system_prim, l1if_compl_cb *cb, void *data);
+
+int l1if_reset(struct lc15l1_hdl *hdl);
+int l1if_activate_rf(struct lc15l1_hdl *hdl, int on);
+int l1if_set_trace_flags(struct lc15l1_hdl *hdl, uint32_t flags);
+int l1if_set_txpower(struct lc15l1_hdl *fl1h, float tx_power);
+
+struct msgb *l1p_msgb_alloc(void);
+struct msgb *sysp_msgb_alloc(void);
+
+uint32_t l1if_lchan_to_hLayer2(struct gsm_lchan *lchan);
+struct gsm_lchan *l1if_hLayer2_to_lchan(struct gsm_bts_trx *trx, uint32_t hLayer2);
+
+int l1if_handle_sysprim(struct lc15l1_hdl *fl1h, struct msgb *msg);
+int l1if_handle_l1prim(int wq, struct lc15l1_hdl *fl1h, struct msgb *msg);
+
+/* tch.c */
+int l1if_tch_rx(struct gsm_lchan *lchan, struct msgb *l1p_msg);
+int l1if_tch_fill(struct gsm_lchan *lchan, uint8_t *l1_buffer);
+struct msgb *gen_empty_tch_msg(struct gsm_lchan *lchan);
+
+/*
+ * The implementation of these functions is selected by either compiling and
+ * linking sysmo_l1_hw.c or sysmo_l1_fwd.c
+ */
+int l1if_transport_open(int q, struct lc15l1_hdl *hdl);
+int l1if_transport_close(int q, struct lc15l1_hdl *hdl);
+
+#endif /* _SYSMO_L1_IF_H */
diff --git a/src/osmo-bts-litecell15/lc15bts.c b/src/osmo-bts-litecell15/lc15bts.c
new file mode 100644
index 0000000..172a7e4
--- /dev/null
+++ b/src/osmo-bts-litecell15/lc15bts.c
@@ -0,0 +1,332 @@
+/* NuRAN Wireless Litecell 1.5 L1 API related definitions */
+
+/* Copyright (C) 2015 by Yves Godin <support@nuranwireless.com>
+ * based on:
+ * sysmobts.c
+ * (C) 2011 by Harald Welte <laforge@gnumonks.org>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <nrw/litecell15/litecell15.h>
+#include <nrw/litecell15/gsml1const.h>
+#include <nrw/litecell15/gsml1dbg.h>
+
+#include "lc15bts.h"
+
+enum l1prim_type lc15bts_get_l1prim_type(GsmL1_PrimId_t id)
+{
+ switch (id) {
+ case GsmL1_PrimId_MphInitReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphCloseReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphConnectReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphDisconnectReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphActivateReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphDeactivateReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphConfigReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphMeasureReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphInitCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphCloseCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphConnectCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphDisconnectCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphActivateCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphDeactivateCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphConfigCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_MphMeasureCnf: return L1P_T_CONF;
+ case GsmL1_PrimId_PhEmptyFrameReq: return L1P_T_REQ;
+ case GsmL1_PrimId_PhDataReq: return L1P_T_REQ;
+ case GsmL1_PrimId_MphTimeInd: return L1P_T_IND;
+ case GsmL1_PrimId_MphSyncInd: return L1P_T_IND;
+ case GsmL1_PrimId_PhConnectInd: return L1P_T_IND;
+ case GsmL1_PrimId_PhReadyToSendInd: return L1P_T_IND;
+ case GsmL1_PrimId_PhDataInd: return L1P_T_IND;
+ case GsmL1_PrimId_PhRaInd: return L1P_T_IND;
+ default: return L1P_T_INVALID;
+ }
+}
+
+const struct value_string lc15bts_l1prim_names[GsmL1_PrimId_NUM+1] = {
+ { GsmL1_PrimId_MphInitReq, "MPH-INIT.req" },
+ { GsmL1_PrimId_MphCloseReq, "MPH-CLOSE.req" },
+ { GsmL1_PrimId_MphConnectReq, "MPH-CONNECT.req" },
+ { GsmL1_PrimId_MphDisconnectReq,"MPH-DISCONNECT.req" },
+ { GsmL1_PrimId_MphActivateReq, "MPH-ACTIVATE.req" },
+ { GsmL1_PrimId_MphDeactivateReq,"MPH-DEACTIVATE.req" },
+ { GsmL1_PrimId_MphConfigReq, "MPH-CONFIG.req" },
+ { GsmL1_PrimId_MphMeasureReq, "MPH-MEASURE.req" },
+ { GsmL1_PrimId_MphInitCnf, "MPH-INIT.conf" },
+ { GsmL1_PrimId_MphCloseCnf, "MPH-CLOSE.conf" },
+ { GsmL1_PrimId_MphConnectCnf, "MPH-CONNECT.conf" },
+ { GsmL1_PrimId_MphDisconnectCnf,"MPH-DISCONNECT.conf" },
+ { GsmL1_PrimId_MphActivateCnf, "MPH-ACTIVATE.conf" },
+ { GsmL1_PrimId_MphDeactivateCnf,"MPH-DEACTIVATE.conf" },
+ { GsmL1_PrimId_MphConfigCnf, "MPH-CONFIG.conf" },
+ { GsmL1_PrimId_MphMeasureCnf, "MPH-MEASURE.conf" },
+ { GsmL1_PrimId_MphTimeInd, "MPH-TIME.ind" },
+ { GsmL1_PrimId_MphSyncInd, "MPH-SYNC.ind" },
+ { GsmL1_PrimId_PhEmptyFrameReq, "PH-EMPTY_FRAME.req" },
+ { GsmL1_PrimId_PhDataReq, "PH-DATA.req" },
+ { GsmL1_PrimId_PhConnectInd, "PH-CONNECT.ind" },
+ { GsmL1_PrimId_PhReadyToSendInd,"PH-READY_TO_SEND.ind" },
+ { GsmL1_PrimId_PhDataInd, "PH-DATA.ind" },
+ { GsmL1_PrimId_PhRaInd, "PH-RA.ind" },
+ { 0, NULL }
+};
+
+GsmL1_PrimId_t lc15bts_get_l1prim_conf(GsmL1_PrimId_t id)
+{
+ switch (id) {
+ case GsmL1_PrimId_MphInitReq: return GsmL1_PrimId_MphInitCnf;
+ case GsmL1_PrimId_MphCloseReq: return GsmL1_PrimId_MphCloseCnf;
+ case GsmL1_PrimId_MphConnectReq: return GsmL1_PrimId_MphConnectCnf;
+ case GsmL1_PrimId_MphDisconnectReq: return GsmL1_PrimId_MphDisconnectCnf;
+ case GsmL1_PrimId_MphActivateReq: return GsmL1_PrimId_MphActivateCnf;
+ case GsmL1_PrimId_MphDeactivateReq: return GsmL1_PrimId_MphDeactivateCnf;
+ case GsmL1_PrimId_MphConfigReq: return GsmL1_PrimId_MphConfigCnf;
+ case GsmL1_PrimId_MphMeasureReq: return GsmL1_PrimId_MphMeasureCnf;
+ default: return -1; // Weak
+ }
+}
+
+enum l1prim_type lc15bts_get_sysprim_type(Litecell15_PrimId_t id)
+{
+ switch (id) {
+ case Litecell15_PrimId_SystemInfoReq: return L1P_T_REQ;
+ case Litecell15_PrimId_SystemInfoCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_SystemFailureInd: return L1P_T_IND;
+ case Litecell15_PrimId_ActivateRfReq: return L1P_T_REQ;
+ case Litecell15_PrimId_ActivateRfCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_DeactivateRfReq: return L1P_T_REQ;
+ case Litecell15_PrimId_DeactivateRfCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_SetTraceFlagsReq: return L1P_T_REQ;
+ case Litecell15_PrimId_Layer1ResetReq: return L1P_T_REQ;
+ case Litecell15_PrimId_Layer1ResetCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_SetCalibTblReq: return L1P_T_REQ;
+ case Litecell15_PrimId_SetCalibTblCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_MuteRfReq: return L1P_T_REQ;
+ case Litecell15_PrimId_MuteRfCnf: return L1P_T_CONF;
+ case Litecell15_PrimId_SetRxAttenReq: return L1P_T_REQ;
+ case Litecell15_PrimId_SetRxAttenCnf: return L1P_T_CONF;
+ default: return L1P_T_INVALID;
+ }
+}
+
+const struct value_string lc15bts_sysprim_names[Litecell15_PrimId_NUM+1] = {
+ { Litecell15_PrimId_SystemInfoReq, "SYSTEM-INFO.req" },
+ { Litecell15_PrimId_SystemInfoCnf, "SYSTEM-INFO.conf" },
+ { Litecell15_PrimId_SystemFailureInd, "SYSTEM-FAILURE.ind" },
+ { Litecell15_PrimId_ActivateRfReq, "ACTIVATE-RF.req" },
+ { Litecell15_PrimId_ActivateRfCnf, "ACTIVATE-RF.conf" },
+ { Litecell15_PrimId_DeactivateRfReq, "DEACTIVATE-RF.req" },
+ { Litecell15_PrimId_DeactivateRfCnf, "DEACTIVATE-RF.conf" },
+ { Litecell15_PrimId_SetTraceFlagsReq, "SET-TRACE-FLAGS.req" },
+ { Litecell15_PrimId_Layer1ResetReq, "LAYER1-RESET.req" },
+ { Litecell15_PrimId_Layer1ResetCnf, "LAYER1-RESET.conf" },
+ { Litecell15_PrimId_SetCalibTblReq, "SET-CALIB.req" },
+ { Litecell15_PrimId_SetCalibTblCnf, "SET-CALIB.cnf" },
+ { Litecell15_PrimId_MuteRfReq, "MUTE-RF.req" },
+ { Litecell15_PrimId_MuteRfCnf, "MUTE-RF.cnf" },
+ { Litecell15_PrimId_SetRxAttenReq, "SET-RX-ATTEN.req" },
+ { Litecell15_PrimId_SetRxAttenCnf, "SET-RX-ATTEN-CNF.cnf" },
+ { 0, NULL }
+};
+
+Litecell15_PrimId_t lc15bts_get_sysprim_conf(Litecell15_PrimId_t id)
+{
+ switch (id) {
+ case Litecell15_PrimId_SystemInfoReq: return Litecell15_PrimId_SystemInfoCnf;
+ case Litecell15_PrimId_ActivateRfReq: return Litecell15_PrimId_ActivateRfCnf;
+ case Litecell15_PrimId_DeactivateRfReq: return Litecell15_PrimId_DeactivateRfCnf;
+ case Litecell15_PrimId_Layer1ResetReq: return Litecell15_PrimId_Layer1ResetCnf;
+ case Litecell15_PrimId_SetCalibTblReq: return Litecell15_PrimId_SetCalibTblCnf;
+ case Litecell15_PrimId_MuteRfReq: return Litecell15_PrimId_MuteRfCnf;
+ case Litecell15_PrimId_SetRxAttenReq: return Litecell15_PrimId_SetRxAttenCnf;
+ default: return -1; // Weak
+ }
+}
+
+const struct value_string lc15bts_l1sapi_names[GsmL1_Sapi_NUM+1] = {
+ { GsmL1_Sapi_Idle, "IDLE" },
+ { GsmL1_Sapi_Fcch, "FCCH" },
+ { GsmL1_Sapi_Sch, "SCH" },
+ { GsmL1_Sapi_Sacch, "SACCH" },
+ { GsmL1_Sapi_Sdcch, "SDCCH" },
+ { GsmL1_Sapi_Bcch, "BCCH" },
+ { GsmL1_Sapi_Pch, "PCH" },
+ { GsmL1_Sapi_Agch, "AGCH" },
+ { GsmL1_Sapi_Cbch, "CBCH" },
+ { GsmL1_Sapi_Rach, "RACH" },
+ { GsmL1_Sapi_TchF, "TCH/F" },
+ { GsmL1_Sapi_FacchF, "FACCH/F" },
+ { GsmL1_Sapi_TchH, "TCH/H" },
+ { GsmL1_Sapi_FacchH, "FACCH/H" },
+ { GsmL1_Sapi_Nch, "NCH" },
+ { GsmL1_Sapi_Pdtch, "PDTCH" },
+ { GsmL1_Sapi_Pacch, "PACCH" },
+ { GsmL1_Sapi_Pbcch, "PBCCH" },
+ { GsmL1_Sapi_Pagch, "PAGCH" },
+ { GsmL1_Sapi_Ppch, "PPCH" },
+ { GsmL1_Sapi_Pnch, "PNCH" },
+ { GsmL1_Sapi_Ptcch, "PTCCH" },
+ { GsmL1_Sapi_Prach, "PRACH" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_l1status_names[GSML1_STATUS_NUM+1] = {
+ { GsmL1_Status_Success, "Success" },
+ { GsmL1_Status_Generic, "Generic error" },
+ { GsmL1_Status_NoMemory, "Not enough memory" },
+ { GsmL1_Status_Timeout, "Timeout" },
+ { GsmL1_Status_InvalidParam, "Invalid parameter" },
+ { GsmL1_Status_Busy, "Resource busy" },
+ { GsmL1_Status_NoRessource, "No more resources" },
+ { GsmL1_Status_Uninitialized, "Trying to use uninitialized resource" },
+ { GsmL1_Status_NullInterface, "Trying to call a NULL interface" },
+ { GsmL1_Status_NullFctnPtr, "Trying to call a NULL function ptr" },
+ { GsmL1_Status_BadCrc, "Bad CRC" },
+ { GsmL1_Status_BadUsf, "Bad USF" },
+ { GsmL1_Status_InvalidCPS, "Invalid CPS field" },
+ { GsmL1_Status_UnexpectedBurst, "Unexpected burst" },
+ { GsmL1_Status_UnavailCodec, "AMR codec is unavailable" },
+ { GsmL1_Status_CriticalError, "Critical error" },
+ { GsmL1_Status_OverheatError, "Overheat error" },
+ { GsmL1_Status_DeviceError, "Device error" },
+ { GsmL1_Status_FacchError, "FACCH / TCH order error" },
+ { GsmL1_Status_AlreadyDeactivated, "Lchan already deactivated" },
+ { GsmL1_Status_TxBurstFifoOvrn, "FIFO overrun" },
+ { GsmL1_Status_TxBurstFifoUndr, "FIFO underrun" },
+ { GsmL1_Status_NotSynchronized, "Not synchronized" },
+ { GsmL1_Status_Unsupported, "Unsupported feature" },
+ { GsmL1_Status_ClockError, "System clock error" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_tracef_names[29] = {
+ { DBG_DEBUG, "DEBUG" },
+ { DBG_L1WARNING, "L1_WARNING" },
+ { DBG_ERROR, "ERROR" },
+ { DBG_L1RXMSG, "L1_RX_MSG" },
+ { DBG_L1RXMSGBYTE, "L1_RX_MSG_BYTE" },
+ { DBG_L1TXMSG, "L1_TX_MSG" },
+ { DBG_L1TXMSGBYTE, "L1_TX_MSG_BYTE" },
+ { DBG_MPHCNF, "MPH_CNF" },
+ { DBG_MPHIND, "MPH_IND" },
+ { DBG_MPHREQ, "MPH_REQ" },
+ { DBG_PHIND, "PH_IND" },
+ { DBG_PHREQ, "PH_REQ" },
+ { DBG_PHYRF, "PHY_RF" },
+ { DBG_PHYRFMSGBYTE, "PHY_MSG_BYTE" },
+ { DBG_MODE, "MODE" },
+ { DBG_TDMAINFO, "TDMA_INFO" },
+ { DBG_BADCRC, "BAD_CRC" },
+ { DBG_PHINDBYTE, "PH_IND_BYTE" },
+ { DBG_PHREQBYTE, "PH_REQ_BYTE" },
+ { DBG_DEVICEMSG, "DEVICE_MSG" },
+ { DBG_RACHINFO, "RACH_INFO" },
+ { DBG_LOGCHINFO, "LOG_CH_INFO" },
+ { DBG_MEMORY, "MEMORY" },
+ { DBG_PROFILING, "PROFILING" },
+ { DBG_TESTCOMMENT, "TEST_COMMENT" },
+ { DBG_TEST, "TEST" },
+ { DBG_STATUS, "STATUS" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_tracef_docs[29] = {
+ { DBG_DEBUG, "Debug Region" },
+ { DBG_L1WARNING, "L1 Warning Region" },
+ { DBG_ERROR, "Error Region" },
+ { DBG_L1RXMSG, "L1_RX_MSG Region" },
+ { DBG_L1RXMSGBYTE, "L1_RX_MSG_BYTE Region" },
+ { DBG_L1TXMSG, "L1_TX_MSG Region" },
+ { DBG_L1TXMSGBYTE, "L1_TX_MSG_BYTE Region" },
+ { DBG_MPHCNF, "MphConfirmation Region" },
+ { DBG_MPHIND, "MphIndication Region" },
+ { DBG_MPHREQ, "MphRequest Region" },
+ { DBG_PHIND, "PhIndication Region" },
+ { DBG_PHREQ, "PhRequest Region" },
+ { DBG_PHYRF, "PhyRF Region" },
+ { DBG_PHYRFMSGBYTE, "PhyRF Message Region" },
+ { DBG_MODE, "Mode Region" },
+ { DBG_TDMAINFO, "TDMA Info Region" },
+ { DBG_BADCRC, "Bad CRC Region" },
+ { DBG_PHINDBYTE, "PH_IND_BYTE" },
+ { DBG_PHREQBYTE, "PH_REQ_BYTE" },
+ { DBG_DEVICEMSG, "Device Message Region" },
+ { DBG_RACHINFO, "RACH Info" },
+ { DBG_LOGCHINFO, "LOG_CH_INFO" },
+ { DBG_MEMORY, "Memory Region" },
+ { DBG_PROFILING, "Profiling Region" },
+ { DBG_TESTCOMMENT, "Test Comments" },
+ { DBG_TEST, "Test Region" },
+ { DBG_STATUS, "Status Region" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_tch_pl_names[] = {
+ { GsmL1_TchPlType_NA, "N/A" },
+ { GsmL1_TchPlType_Fr, "FR" },
+ { GsmL1_TchPlType_Hr, "HR" },
+ { GsmL1_TchPlType_Efr, "EFR" },
+ { GsmL1_TchPlType_Amr, "AMR(IF2)" },
+ { GsmL1_TchPlType_Amr_SidBad, "AMR(SID BAD)" },
+ { GsmL1_TchPlType_Amr_Onset, "AMR(ONSET)" },
+ { GsmL1_TchPlType_Amr_Ratscch, "AMR(RATSCCH)" },
+ { GsmL1_TchPlType_Amr_SidUpdateInH, "AMR(SID_UPDATE INH)" },
+ { GsmL1_TchPlType_Amr_SidFirstP1, "AMR(SID_FIRST P1)" },
+ { GsmL1_TchPlType_Amr_SidFirstP2, "AMR(SID_FIRST P2)" },
+ { GsmL1_TchPlType_Amr_SidFirstInH, "AMR(SID_FIRST INH)" },
+ { GsmL1_TchPlType_Amr_RatscchMarker, "AMR(RATSCCH MARK)" },
+ { GsmL1_TchPlType_Amr_RatscchData, "AMR(RATSCCH DATA)" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_dir_names[] = {
+ { GsmL1_Dir_TxDownlink, "TxDL" },
+ { GsmL1_Dir_TxUplink, "TxUL" },
+ { GsmL1_Dir_RxUplink, "RxUL" },
+ { GsmL1_Dir_RxDownlink, "RxDL" },
+ { GsmL1_Dir_TxDownlink|GsmL1_Dir_RxUplink, "BOTH" },
+ { 0, NULL }
+};
+
+const struct value_string lc15bts_chcomb_names[] = {
+ { GsmL1_LogChComb_0, "dummy" },
+ { GsmL1_LogChComb_I, "tch_f" },
+ { GsmL1_LogChComb_II, "tch_h" },
+ { GsmL1_LogChComb_IV, "ccch" },
+ { GsmL1_LogChComb_V, "ccch_sdcch4" },
+ { GsmL1_LogChComb_VII, "sdcch8" },
+ { GsmL1_LogChComb_XIII, "pdtch" },
+ { 0, NULL }
+};
+
+const uint8_t pdch_msu_size[_NUM_PDCH_CS] = {
+ [PDCH_CS_1] = 23,
+ [PDCH_CS_2] = 34,
+ [PDCH_CS_3] = 40,
+ [PDCH_CS_4] = 54,
+ [PDCH_MCS_1] = 27,
+ [PDCH_MCS_2] = 33,
+ [PDCH_MCS_3] = 42,
+ [PDCH_MCS_4] = 49,
+ [PDCH_MCS_5] = 60,
+ [PDCH_MCS_6] = 78,
+ [PDCH_MCS_7] = 118,
+ [PDCH_MCS_8] = 142,
+ [PDCH_MCS_9] = 154
+};
diff --git a/src/osmo-bts-litecell15/lc15bts.h b/src/osmo-bts-litecell15/lc15bts.h
new file mode 100644
index 0000000..4c40db0
--- /dev/null
+++ b/src/osmo-bts-litecell15/lc15bts.h
@@ -0,0 +1,64 @@
+#ifndef LC15BTS_H
+#define LC15BTS_H
+
+#include <stdlib.h>
+#include <osmocom/core/utils.h>
+
+#include <nrw/litecell15/litecell15.h>
+#include <nrw/litecell15/gsml1const.h>
+
+/*
+ * Depending on the firmware version either GsmL1_Prim_t or Litecell15_Prim_t
+ * is the bigger struct. For earlier firmware versions the GsmL1_Prim_t was the
+ * bigger struct.
+ */
+#define LC15BTS_PRIM_SIZE \
+ (OSMO_MAX(sizeof(Litecell15_Prim_t), sizeof(GsmL1_Prim_t)) + 128)
+
+enum l1prim_type {
+ L1P_T_INVALID, /* this must be 0 to detect uninitialized elements */
+ L1P_T_REQ,
+ L1P_T_CONF,
+ L1P_T_IND,
+};
+
+enum l1prim_type lc15bts_get_l1prim_type(GsmL1_PrimId_t id);
+const struct value_string lc15bts_l1prim_names[GsmL1_PrimId_NUM+1];
+GsmL1_PrimId_t lc15bts_get_l1prim_conf(GsmL1_PrimId_t id);
+
+enum l1prim_type lc15bts_get_sysprim_type(Litecell15_PrimId_t id);
+const struct value_string lc15bts_sysprim_names[Litecell15_PrimId_NUM+1];
+Litecell15_PrimId_t lc15bts_get_sysprim_conf(Litecell15_PrimId_t id);
+
+const struct value_string lc15bts_l1sapi_names[GsmL1_Sapi_NUM+1];
+const struct value_string lc15bts_l1status_names[GSML1_STATUS_NUM+1];
+
+const struct value_string lc15bts_tracef_names[29];
+const struct value_string lc15bts_tracef_docs[29];
+
+const struct value_string lc15bts_tch_pl_names[15];
+
+const struct value_string lc15bts_clksrc_names[10];
+
+const struct value_string lc15bts_dir_names[6];
+
+enum pdch_cs {
+ PDCH_CS_1,
+ PDCH_CS_2,
+ PDCH_CS_3,
+ PDCH_CS_4,
+ PDCH_MCS_1,
+ PDCH_MCS_2,
+ PDCH_MCS_3,
+ PDCH_MCS_4,
+ PDCH_MCS_5,
+ PDCH_MCS_6,
+ PDCH_MCS_7,
+ PDCH_MCS_8,
+ PDCH_MCS_9,
+ _NUM_PDCH_CS
+};
+
+const uint8_t pdch_msu_size[_NUM_PDCH_CS];
+
+#endif /* LC15BTS_H */