diff options
Diffstat (limited to 'src/osmo-bts-sysmo/lapdm_glue.c')
-rw-r--r-- | src/osmo-bts-sysmo/lapdm_glue.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/osmo-bts-sysmo/lapdm_glue.c b/src/osmo-bts-sysmo/lapdm_glue.c new file mode 100644 index 00000000..6f3505a6 --- /dev/null +++ b/src/osmo-bts-sysmo/lapdm_glue.c @@ -0,0 +1,54 @@ +/* (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 <stdint.h> + +#include <osmocom/gsm/prim.h> + +#include <osmocom/bb/common/l1ctl.h> +#include <osmocom/bb/common/lapdm.h> + +/* LAPDm wants to send a PH-* primitive to the physical layer (L1) */ +int sysmol1_ph_prim_cb(struct osmo_prim_hdr *oph, void *ctx) +{ + struct osmocom_ms *ms = ctx; + struct osmo_phsap_prim *pp = (struct osmo_phsap_prim *) oph; + int rc = 0; + + if (oph->sap != SAP_GSM_PH) + return -ENODEV; + + if (oph->operation != PRIM_OP_REQUEST) + return -EINVAL; + + switch (oph->primitive) { + case PRIM_PH_RACH: + /* A BTS never transmits RACH */ + case PRIM_PH_DATA: + /* we use the LAPDm code in polling only, we should never + * get a PH-DATA.req */ + default: + LOGP(DLAPDM, LOGL_ERROR, "LAPDm sends unknown prim %u\n", + oph->primitive); + rc = -EINVAL; + break; + } + + return rc; +} |