aboutsummaryrefslogtreecommitdiffstats
path: root/src/osmo-bts-sysmo
diff options
context:
space:
mode:
authorHarald Welte <laforge@gnumonks.org>2014-08-22 23:26:26 +0200
committerHarald Welte <laforge@gnumonks.org>2014-08-24 17:07:02 +0200
commitbe1898495977f1aa0db1f63c4158be7ec0d8218e (patch)
tree531432140159857b0b45b08c3650219284c113f8 /src/osmo-bts-sysmo
parent9d0fd073e91d25bf61c19089a0c4e0ee35457446 (diff)
ctrl: Add sysmobts control interface
This sysmobts specific control interface allows for clock calibration from an external program by means of the "trx.0.clock-info" and "trx.0.clock-correction" values.
Diffstat (limited to 'src/osmo-bts-sysmo')
-rw-r--r--src/osmo-bts-sysmo/Makefile.am2
-rw-r--r--src/osmo-bts-sysmo/main.c1
-rw-r--r--src/osmo-bts-sysmo/sysmobts_ctrl.c253
3 files changed, 255 insertions, 1 deletions
diff --git a/src/osmo-bts-sysmo/Makefile.am b/src/osmo-bts-sysmo/Makefile.am
index 720bcff7..bb101bde 100644
--- a/src/osmo-bts-sysmo/Makefile.am
+++ b/src/osmo-bts-sysmo/Makefile.am
@@ -9,7 +9,7 @@ EXTRA_DIST = misc/sysmobts_mgr.h misc/sysmobts_misc.h misc/sysmobts_par.h \
bin_PROGRAMS = sysmobts sysmobts-remote l1fwd-proxy sysmobts-mgr sysmobts-util
COMMON_SOURCES = main.c femtobts.c l1_if.c oml.c sysmobts_vty.c tch.c hw_misc.c calib_file.c \
- eeprom.c calib_fixup.c utils.c misc/sysmobts_par.c oml_router.c
+ eeprom.c calib_fixup.c utils.c misc/sysmobts_par.c oml_router.c sysmobts_ctrl.c
sysmobts_SOURCES = $(COMMON_SOURCES) l1_transp_hw.c
sysmobts_LDADD = $(top_builddir)/src/common/libbts.a $(COMMON_LDADD)
diff --git a/src/osmo-bts-sysmo/main.c b/src/osmo-bts-sysmo/main.c
index 730b0c35..51619ee9 100644
--- a/src/osmo-bts-sysmo/main.c
+++ b/src/osmo-bts-sysmo/main.c
@@ -353,6 +353,7 @@ int main(int argc, char **argv)
write_pid_file("osmo-bts");
bts_controlif_setup(bts);
+ sysmobts_ctrlif_inst_cmds();
rc = telnet_init(tall_bts_ctx, NULL, OSMO_VTY_PORT_BTS);
if (rc < 0) {
diff --git a/src/osmo-bts-sysmo/sysmobts_ctrl.c b/src/osmo-bts-sysmo/sysmobts_ctrl.c
new file mode 100644
index 00000000..97b89221
--- /dev/null
+++ b/src/osmo-bts-sysmo/sysmobts_ctrl.c
@@ -0,0 +1,253 @@
+/* Control Interface for sysmoBTS */
+
+/* (C) 2014 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 <stdint.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+
+#include <osmocom/ctrl/control_cmd.h>
+
+#include <osmo-bts/logging.h>
+#include <osmo-bts/bts.h>
+#include <osmo-bts/oml.h>
+#include <osmo-bts/rsl.h>
+#include <osmo-bts/gsm_data.h>
+#include <osmo-bts/paging.h>
+#include <osmo-bts/measurement.h>
+#include <osmo-bts/pcu_if.h>
+#include <osmo-bts/handover.h>
+
+#include <sysmocom/femtobts/superfemto.h>
+#include <sysmocom/femtobts/gsml1prim.h>
+#include <sysmocom/femtobts/gsml1const.h>
+#include <sysmocom/femtobts/gsml1types.h>
+
+#include "femtobts.h"
+#include "l1_if.h"
+
+
+/* for control interface */
+
+CTRL_CMD_DEFINE(clock_info, "clock-info");
+static int ctrl_clkinfo_cb(struct gsm_bts_trx *trx, struct msgb *resp,
+ void *data)
+{
+ SuperFemto_Prim_t *sysp = msgb_sysprim(resp);
+ struct ctrl_cmd_def *cd = data;
+ struct ctrl_cmd *cmd = cd->cmd;
+
+ LOGP(DL1C, LOGL_NOTICE,
+ "RfClockInfo iClkCor=%d/clkSrc=%s Err=%d/ErrRes=%d/clkSrc=%s\n",
+ sysp->u.rfClockInfoCnf.rfTrx.iClkCor,
+ get_value_string(femtobts_clksrc_names,
+ sysp->u.rfClockInfoCnf.rfTrx.clkSrc),
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.iClkErr,
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.iClkErrRes,
+ get_value_string(femtobts_clksrc_names,
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.clkSrc));
+
+ if (ctrl_cmd_def_is_zombie(cd)) {
+ talloc_free(resp);
+ return 0;
+ }
+
+ cmd->reply = talloc_asprintf(cmd, "%d,%s,%d,%d,%s",
+ sysp->u.rfClockInfoCnf.rfTrx.iClkCor,
+ get_value_string(femtobts_clksrc_names,
+ sysp->u.rfClockInfoCnf.rfTrx.clkSrc),
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.iClkErr,
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.iClkErrRes,
+ get_value_string(femtobts_clksrc_names,
+ sysp->u.rfClockInfoCnf.rfTrxClkCal.clkSrc));
+
+ ctrl_cmd_def_send(cd);
+
+ talloc_free(resp);
+
+ return 0;
+}
+static int get_clock_info(struct ctrl_cmd *cmd, void *data)
+{
+ struct gsm_bts_trx *trx = cmd->node;
+ struct femtol1_hdl *fl1h = trx_femtol1_hdl(trx);
+ struct msgb *msg = sysp_msgb_alloc();
+ SuperFemto_Prim_t *sysp = msgb_sysprim(msg);
+ struct ctrl_cmd_def *cd;
+
+ /* geneate a deferred control command */
+ cd = ctrl_cmd_def_make(fl1h, cmd, NULL, 10);
+
+ sysp->id = SuperFemto_PrimId_RfClockInfoReq;
+ sysp->u.rfClockInfoReq.u8RstClkCal = 0;
+
+ return l1if_req_compl(fl1h, msg, ctrl_clkinfo_cb, cd);
+}
+static int ctrl_set_clkinfo_cb(struct gsm_bts_trx *trx, struct msgb *resp,
+ void *data)
+{
+ struct ctrl_cmd_def *cd = data;
+ struct ctrl_cmd *cmd = cd->cmd;
+
+ if (ctrl_cmd_def_is_zombie(cd)) {
+ talloc_free(resp);
+ return 0;
+ }
+
+ cmd->reply = "success";
+
+ ctrl_cmd_def_send(cd);
+
+ talloc_free(resp);
+
+ return 0;
+}
+static int set_clock_info(struct ctrl_cmd *cmd, void *data)
+{
+ struct gsm_bts_trx *trx = cmd->node;
+ struct femtol1_hdl *fl1h = trx_femtol1_hdl(trx);
+ struct msgb *msg = sysp_msgb_alloc();
+ SuperFemto_Prim_t *sysp = msgb_sysprim(msg);
+ struct ctrl_cmd_def *cd;
+
+ /* geneate a deferred control command */
+ cd = ctrl_cmd_def_make(fl1h, cmd, NULL, 10);
+
+ sysp->id = SuperFemto_PrimId_RfClockInfoReq;
+ sysp->u.rfClockInfoReq.u8RstClkCal = 1;
+
+ l1if_req_compl(fl1h, msg, ctrl_set_clkinfo_cb, cd);
+
+ return CTRL_CMD_HANDLED;
+}
+
+static int verify_clock_info(struct ctrl_cmd *cmd, const char *value, void *data)
+{
+ return 0;
+}
+
+
+CTRL_CMD_DEFINE(clock_corr, "clock-correction");
+static int ctrl_get_clkcorr_cb(struct gsm_bts_trx *trx, struct msgb *resp,
+ void *data)
+{
+ SuperFemto_Prim_t *sysp = msgb_sysprim(resp);
+ struct ctrl_cmd_def *cd = data;
+ struct ctrl_cmd *cmd = cd->cmd;
+
+ if (ctrl_cmd_def_is_zombie(cd)) {
+ talloc_free(resp);
+ return 0;
+ }
+
+ cmd->reply = talloc_asprintf(cmd, "%d",
+ sysp->u.rfClockInfoCnf.rfTrx.iClkCor);
+
+ ctrl_cmd_def_send(cd);
+
+ talloc_free(resp);
+
+ return 0;
+}
+static int get_clock_corr(struct ctrl_cmd *cmd, void *data)
+{
+ struct gsm_bts_trx *trx = cmd->node;
+ struct femtol1_hdl *fl1h = trx_femtol1_hdl(trx);
+ struct msgb *msg = sysp_msgb_alloc();
+ SuperFemto_Prim_t *sysp = msgb_sysprim(msg);
+ struct ctrl_cmd_def *cd;
+
+ /* we could theoretically simply respond with a cached value, but I
+ * prefer to to ask the actual L1 about the currently used value to
+ * avoid any mistakes */
+
+ /* geneate a deferred control command */
+ cd = ctrl_cmd_def_make(fl1h, cmd, NULL, 10);
+
+ sysp->id = SuperFemto_PrimId_RfClockInfoReq;
+ sysp->u.rfClockInfoReq.u8RstClkCal = 0;
+
+ l1if_req_compl(fl1h, msg, ctrl_get_clkcorr_cb, cd);
+
+ return CTRL_CMD_HANDLED;
+}
+static int ctrl_set_clkcorr_cb(struct gsm_bts_trx *trx, struct msgb *resp,
+ void *data)
+{
+ SuperFemto_Prim_t *sysp = msgb_sysprim(resp);
+ struct ctrl_cmd_def *cd = data;
+ struct ctrl_cmd *cmd = cd->cmd;
+
+ if (ctrl_cmd_def_is_zombie(cd)) {
+ talloc_free(resp);
+ return 0;
+ }
+
+ if (sysp->u.rfClockSetupCnf.status != GsmL1_Status_Success) {
+ cmd->type = CTRL_CMD_ERROR;
+ cmd->reply = "Error setting new correction value.";
+ } else
+ cmd->reply = "success";
+
+ ctrl_cmd_def_send(cd);
+
+ talloc_free(resp);
+
+ return 0;
+}
+static int set_clock_corr(struct ctrl_cmd *cmd, void *data)
+{
+ struct gsm_bts_trx *trx = cmd->node;
+ struct femtol1_hdl *fl1h = trx_femtol1_hdl(trx);
+ struct msgb *msg = sysp_msgb_alloc();
+ SuperFemto_Prim_t *sysp = msgb_sysprim(msg);
+ struct ctrl_cmd_def *cd;
+
+ fl1h->clk_cal = atoi(cmd->value);
+
+ /* geneate a deferred control command */
+ cd = ctrl_cmd_def_make(fl1h, cmd, NULL, 10);
+
+ sysp->id = SuperFemto_PrimId_RfClockSetupReq;
+ sysp->u.rfClockSetupReq.rfTrx.iClkCor = fl1h->clk_cal;
+ sysp->u.rfClockSetupReq.rfTrx.clkSrc = fl1h->clk_src;
+ sysp->u.rfClockSetupReq.rfTrxClkCal.clkSrc = SuperFemto_ClkSrcId_GpsPps;
+
+ l1if_req_compl(fl1h, msg, ctrl_set_clkcorr_cb, cd);
+
+ return CTRL_CMD_HANDLED;
+}
+
+static int verify_clock_corr(struct ctrl_cmd *cmd, const char *value, void *data)
+{
+ /* FIXME: check the range */
+ return 0;
+}
+
+int sysmobts_ctrlif_inst_cmds(void)
+{
+ int rc = 0;
+
+ rc |= ctrl_cmd_install(CTRL_NODE_TRX, &cmd_clock_info);
+ rc |= ctrl_cmd_install(CTRL_NODE_TRX, &cmd_clock_corr);
+
+ return rc;
+}