diff options
Diffstat (limited to 'src/gprs_rlcmac.h')
| -rw-r--r-- | src/gprs_rlcmac.h | 156 |
1 files changed, 4 insertions, 152 deletions
diff --git a/src/gprs_rlcmac.h b/src/gprs_rlcmac.h index 8863af47..148250ae 100644 --- a/src/gprs_rlcmac.h +++ b/src/gprs_rlcmac.h @@ -32,68 +32,16 @@ extern "C" { } #endif -/* generate a diagram for debugging timing issues */ -//#define DEBUG_DIAGRAM - /* This special feature will delay assignment of downlink TBF by one second, * in case there is already a TBF. * This is usefull to debug downlink establishment during packet idle mode. */ //#define DEBUG_DL_ASS_IDLE -/* - * PDCH instanc - */ struct gprs_rlcmac_tbf; - -struct gprs_rlcmac_pdch { - uint8_t enable; /* TS is enabled */ - uint8_t tsc; /* TSC of this slot */ - uint8_t next_ul_tfi; /* next uplink TBF/TFI to schedule (0..31) */ - uint8_t next_dl_tfi; /* next downlink TBF/TFI to schedule (0..31) */ - struct gprs_rlcmac_tbf *ul_tbf[32]; /* array of UL TBF, by UL TFI */ - struct gprs_rlcmac_tbf *dl_tbf[32]; /* array of DL TBF, by DL TFI */ - struct llist_head paging_list; /* list of paging messages */ - uint32_t last_rts_fn; /* store last frame number of RTS */ -}; - -struct gprs_rlcmac_trx { - void *fl1h; - uint16_t arfcn; - struct gprs_rlcmac_pdch pdch[8]; - struct gprs_rlcmac_tbf *ul_tbf[32]; /* array of UL TBF, by UL TFI */ - struct gprs_rlcmac_tbf *dl_tbf[32]; /* array of DL TBF, by DL TFI */ -}; - -struct gprs_rlcmac_bts { - uint8_t bsic; - uint8_t fc_interval; - uint8_t cs1; - uint8_t cs2; - uint8_t cs3; - uint8_t cs4; - uint8_t initial_cs_dl, initial_cs_ul; - uint8_t force_cs; /* 0=use from BTS 1=use from VTY */ - uint16_t force_llc_lifetime; /* overrides lifetime from SGSN */ - uint8_t t3142; - uint8_t t3169; - uint8_t t3191; - uint16_t t3193_msec; - uint8_t t3195; - uint8_t n3101; - uint8_t n3103; - uint8_t n3105; - struct gprs_rlcmac_trx trx[8]; - int (*alloc_algorithm)(struct gprs_rlcmac_bts *bts, - struct gprs_rlcmac_tbf *old_tbf, - struct gprs_rlcmac_tbf *tbf, uint32_t cust, uint8_t single); - uint32_t alloc_algorithm_curst; /* options to customize algorithm */ - uint8_t force_two_phase; - uint8_t alpha, gamma; -}; - -extern struct gprs_rlcmac_bts *gprs_rlcmac_bts; +struct gprs_rlcmac_bts; +struct BTS; #ifdef __cplusplus /* @@ -106,17 +54,6 @@ struct gprs_rlcmac_paging { }; /* - * single block allocation entry - */ -struct gprs_rlcmac_sba { - struct llist_head list; - uint8_t trx; - uint8_t ts; - uint32_t fn; - uint8_t ta; -}; - -/* * coding scheme info */ struct gprs_rlcmac_cs { @@ -125,14 +62,6 @@ struct gprs_rlcmac_cs { uint8_t block_payload; }; -extern struct gprs_rlcmac_cs gprs_rlcmac_cs[]; - -#ifdef DEBUG_DIAGRAM -void debug_diagram(int diag, const char *format, ...); -#else -#define debug_diagram(a, b, args...) ; -#endif - int gprs_rlcmac_received_lost(struct gprs_rlcmac_tbf *tbf, uint16_t received, uint16_t lost); @@ -146,10 +75,6 @@ int gprs_rlcmac_rssi_rep(struct gprs_rlcmac_tbf *tbf); int gprs_rlcmac_dl_bw(struct gprs_rlcmac_tbf *tbf, uint16_t octets); -int sba_alloc(uint8_t *_trx, uint8_t *_ts, uint32_t *_fn, uint8_t ta); - -struct gprs_rlcmac_sba *sba_find(uint8_t trx, uint8_t ts, uint32_t fn); - /* TS 44.060 Section 10.4.7 Table 10.4.7.1: Payload Type field */ enum gprs_rlcmac_block_type { GPRS_RLCMAC_DATA_BLOCK = 0x0, @@ -158,88 +83,15 @@ enum gprs_rlcmac_block_type { GPRS_RLCMAC_RESERVED = 0x3 }; -int gprs_rlcmac_rcv_block(uint8_t trx, uint8_t ts, uint8_t *data, uint8_t len, - uint32_t fn, int8_t rssi); - -int write_immediate_assignment(bitvec * dest, uint8_t downlink, uint8_t ra, - uint32_t ref_fn, uint8_t ta, uint16_t arfcn, uint8_t ts, uint8_t tsc, - uint8_t tfi, uint8_t usf, uint32_t tlli, uint8_t polling, - uint32_t fn, uint8_t single_block, uint8_t alpha, uint8_t gamma, - int8_t ta_idx); - -void write_packet_uplink_assignment(bitvec * dest, uint8_t old_tfi, - uint8_t old_downlink, uint32_t tlli, uint8_t use_tlli, - struct gprs_rlcmac_tbf *tbf, uint8_t poll, uint8_t alpha, - uint8_t gamma, int8_t ta_idx); - -void write_packet_downlink_assignment(RlcMacDownlink_t * block, uint8_t old_tfi, - uint8_t old_downlink, struct gprs_rlcmac_tbf *tbf, uint8_t poll, - uint8_t alpha, uint8_t gamma, int8_t ta_idx, uint8_t ta_ts); - - - -void write_packet_uplink_ack(RlcMacDownlink_t * block, struct gprs_rlcmac_tbf *tbf, - uint8_t final); - int gprs_rlcmac_tx_ul_ud(gprs_rlcmac_tbf *tbf); -int gprs_rlcmac_poll_timeout(struct gprs_rlcmac_tbf *tbf); - -int gprs_rlcmac_sba_timeout(struct gprs_rlcmac_sba *sba); - -int gprs_rlcmac_rcv_rach(uint8_t ra, uint32_t Fn, int16_t qta); - -int gprs_rlcmac_rcv_control_block(bitvec *rlc_block, uint8_t trx, uint8_t ts, - uint32_t fn); - -struct msgb *gprs_rlcmac_send_packet_uplink_assignment( - struct gprs_rlcmac_tbf *tbf, uint32_t fn); - -struct msgb *gprs_rlcmac_send_packet_downlink_assignment( - struct gprs_rlcmac_tbf *tbf, uint32_t fn); - -void gprs_rlcmac_trigger_downlink_assignment(struct gprs_rlcmac_tbf *tbf, - struct gprs_rlcmac_tbf *old_tbf, const char *imsi); - -int gprs_rlcmac_downlink_ack(struct gprs_rlcmac_tbf *tbf, uint8_t final, - uint8_t ssn, uint8_t *rbb); - int gprs_rlcmac_paging_request(uint8_t *ptmsi, uint16_t ptmsi_len, const char *imsi); -unsigned write_packet_paging_request(bitvec * dest); - -unsigned write_repeated_page_info(bitvec * dest, unsigned& wp, uint8_t len, - uint8_t *identity, uint8_t chan_needed); - -int gprs_rlcmac_rcv_data_block_acknowledged(uint8_t trx, uint8_t ts, - uint8_t *data, uint8_t len, int8_t rssi); - -struct msgb *gprs_rlcmac_send_data_block_acknowledged( - struct gprs_rlcmac_tbf *tbf, uint32_t fn, uint8_t ts); - -struct msgb *gprs_rlcmac_send_uplink_ack(struct gprs_rlcmac_tbf *tbf, - uint32_t fn); - -int gprs_rlcmac_rcv_rts_block(uint8_t trx, uint8_t ts, uint16_t arfcn, +int gprs_rlcmac_rcv_rts_block(struct gprs_rlcmac_bts *bts, + uint8_t trx, uint8_t ts, uint16_t arfcn, uint32_t fn, uint8_t block_nr); -int gprs_rlcmac_imm_ass_cnf(uint8_t *data, uint32_t fn); - -int gprs_rlcmac_add_paging(uint8_t chan_needed, uint8_t *identity_lv); - -struct gprs_rlcmac_paging *gprs_rlcmac_dequeue_paging( - struct gprs_rlcmac_pdch *pdch); - -struct msgb *gprs_rlcmac_send_packet_paging_request( - struct gprs_rlcmac_pdch *pdch); - -int remember_timing_advance(uint32_t tlli, uint8_t ta); - -int recall_timing_advance(uint32_t tlli); - -int flush_timing_advance(void); - extern "C" { #endif int alloc_algorithm_a(struct gprs_rlcmac_bts *bts, |