120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
/* gprs_rlcmac.h
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*
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* Copyright (C) 2012 Ivan Klyuchnikov
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* Copyright (C) 2013 by Holger Hans Peter Freyther
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef GPRS_RLCMAC_H
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#define GPRS_RLCMAC_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <pcu_l1_if.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/timer.h>
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#include <osmocom/core/bitvec.h>
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#include <osmocom/gsm/gsm48.h>
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#include <osmocom/pcu/pcuif_proto.h>
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#include "gsm_rlcmac.h"
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#ifdef __cplusplus
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}
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#endif
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/* This special feature will delay assignment of downlink TBF by one second,
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* in case there is already a TBF.
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* This is usefull to debug downlink establishment during packet idle mode.
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*/
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//#define DEBUG_DL_ASS_IDLE
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#define DUMMY_VEC "2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b"
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struct gprs_rlcmac_tbf;
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struct gprs_rlcmac_bts;
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struct GprsMs;
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#ifdef __cplusplus
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/*
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* paging entry
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*/
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struct gprs_rlcmac_paging {
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struct llist_head list;
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uint8_t chan_needed;
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uint8_t identity_lv[9];
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};
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/*
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* coding scheme info
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*/
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struct gprs_rlcmac_cs {
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uint8_t block_length;
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uint8_t block_data;
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uint8_t block_payload;
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};
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/* TS allocation internal functions */
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int find_multi_slots(struct gprs_rlcmac_trx *trx, uint8_t mslot_class, uint8_t *ul_slots, uint8_t *dl_slots);
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int gprs_rlcmac_received_lost(struct gprs_rlcmac_dl_tbf *tbf, uint16_t received,
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uint16_t lost);
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int gprs_rlcmac_lost_rep(struct gprs_rlcmac_dl_tbf *tbf);
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int gprs_rlcmac_meas_rep(GprsMs *ms, Packet_Measurement_Report_t *pmr);
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int gprs_rlcmac_rssi(struct gprs_rlcmac_tbf *tbf, int8_t rssi);
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int gprs_rlcmac_rssi_rep(struct gprs_rlcmac_tbf *tbf);
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int gprs_rlcmac_dl_bw(struct gprs_rlcmac_dl_tbf *tbf, uint16_t octets);
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/* TS 44.060 Section 10.4.7 Table 10.4.7.1: Payload Type field */
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enum gprs_rlcmac_block_type {
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GPRS_RLCMAC_DATA_BLOCK = 0x0,
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GPRS_RLCMAC_CONTROL_BLOCK = 0x1,
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GPRS_RLCMAC_CONTROL_BLOCK_OPT = 0x2,
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GPRS_RLCMAC_RESERVED = 0x3
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};
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int gprs_rlcmac_tx_ul_ud(gprs_rlcmac_tbf *tbf);
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struct msgb *gprs_rlcmac_app_info_msg(const struct gsm_pcu_if_app_info_req *req);
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int gprs_rlcmac_rcv_rts_block(struct gprs_rlcmac_bts *bts,
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uint8_t trx, uint8_t ts,
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uint32_t fn, uint8_t block_nr);
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extern "C" {
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#endif
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int alloc_algorithm_a(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_tbf *tbf, bool single,
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int8_t use_trx);
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int alloc_algorithm_b(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_tbf *tbf, bool single,
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int8_t use_trx);
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int alloc_algorithm_dynamic(struct gprs_rlcmac_bts *bts, struct gprs_rlcmac_tbf *tbf, bool single,
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int8_t use_trx);
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int gprs_rlcmac_paging_request(struct gprs_rlcmac_bts *bts, const struct osmo_mobile_identity *mi, uint16_t pgroup);
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int gprs_alloc_max_dl_slots_per_ms(const struct gprs_rlcmac_bts *bts, uint8_t ms_class);
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#ifdef __cplusplus
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}
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#endif
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#endif // GPRS_RLCMAC_H
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