Commit Graph

9 Commits

Author SHA1 Message Date
Pau Espin fe2a399be6 rlcmac: Fix Starting Time rfn->fn calculation
The Starting time contains a "frame number, FN modulo 42432", aka RFN.
The translation to absolute FN was missing.

Depends: libosmocore.git Change-Id Ib71e8da976f6cc84c3a4ab17b0a8c2101492e243
Change-Id: I00741289333853a8db472950ee2ac38dc2c74fd3
2023-08-21 18:09:45 +02:00
Vadim Yanitskiy 2ffa413b1e tests: move '-I$(top_srcdir)/include/' to AM_CPPFLAGS
The '-I' is a preprocessor flag, so it should be in AM_CPPFLAGS.

Change-Id: Ic3e3dc75789850d2884d3e757f05ff01e136a5f4
2023-03-13 10:46:01 +00:00
Pau Espin b1ec9a1973 rlcmac: Introduce DL TBF creation through PCH ImmAss
This patch only introduces the gprs_rlcmac_dl_tbf subclass and
allocates/frees it based on PCH ImmAss, and adds initial paths for
received blocks. It also provides a unit test to showcase the scenario.

Change-Id: I7f98e3456ef35d80becdad3481afeb771457b0ef
2023-02-20 12:31:25 +01:00
Pau Espin eeac4ad43c rlcmac: Introduce lower primitive layer API
This primitive API allows the application to drive the RLCMAC layer
based on a lower L1CTL interface.

* RACH req are requested to the lower layers by the RLCMAC through the
  RACH.req primitive.
* Received ImmAss, SI are fed to the RLC/MAC layer through CCCH_DATA.ind
* The RLCMAC registers DL and UL TBFs in the lower part (firwmare,
  L1CTL):
** The lower part will trigger PDCH_RTS.ind in every TS in the
  "(dl_slotmask|ul_slotmask)" superset, with the received USF. This
  allows UL uplink to transmit blocks when requested by USF, or UL/DL TBF
  to answer polls from PCU at a specific N+X FN (RRBP). This also allows
  the RLCMAC layer to update its GSM clock and trigger internall
  timeouts.
** The lower part will trigger PDCH_DATA.ind in every TS in the
  dl_slotmask if either a CTRL block is received or a data block
  matching the configured dl_tfi is received.
** Upon receival of PDCH_DATA.ind, the RLCMAC layer updates its FN clock
  and submits PDCH_DATA.req based on USF.

This commit only adds the primitive set and API to submit/receive them,
but doesn't really implement them yet internally.

Related: OS#5500
Change-Id: I3d97425ec75059ceae983de869419230e8c4df01
2023-02-13 10:37:30 +01:00
Pau Espin 4e0a9770ec rlcmac: Rename ts_*.c -> csn1_ts_*.c
Done for files containing mostly (99%) of CSN1 related structrs and
encdec functions.

File ts_44_064.c is kept as is since it's not CSN1 related.
File csn1_ts_44_060.c still contains some enums and value_string which will
be split into ts_44_060.c in a follow up commit.

Change-Id: I93ad9f90e7496b81ccfe679a614589373f244166
2023-02-01 18:23:17 +01:00
Vadim Yanitskiy 19799d106e tests: reorganize llc/rlcmac specific dirs and files
Change-Id: I8592cea020dbbf64940266cd6af14b14d34be3a6
2022-09-22 01:02:21 +07:00
Vadim Yanitskiy 931b64ee79 rlcmac: split gprs_rlcmac.c onto ts_44_{060,018}.c
Change-Id: I2b941f06a70a25e92ba3fd2638f87360a5aa5435
2022-08-24 21:03:51 +07:00
Vadim Yanitskiy fd63d50bb0 tests/rlcmac: fix incorrect RLCMACTest.{ok,err} paths in EXTRA_DIST
Change-Id: I175bd6494e2a7a6f6977388d760e790b7dd2c1ae
2022-08-16 17:39:42 +00:00
Vadim Yanitskiy 03c0a14c7a tests: adopt RLC/MAC tests from osmo-pcu.git
Change-Id: I8cb5364b7311e004c2afc9438cbfac8d43c86cf7
2022-08-07 17:51:26 +07:00