proto.h 46.9 KB
Newer Older
1
2
3
4
5
/*
 * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The OpenAirInterface Software Alliance licenses this file to You under
Cedric Roux's avatar
Cedric Roux committed
6
 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 * except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.openairinterface.org/?page_id=698
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *-------------------------------------------------------------------------------
 * For more information about the OpenAirInterface (OAI) Software Alliance:
 *      contact@openairinterface.org
 */

22
/*! \file LAYER2/MAC/proto.h
nikaeinn's avatar
nikaeinn committed
23
 * \brief MAC functions prototypes for eNB and UE
24
 * \author Navid Nikaein and Raymond Knopp
25
 * \date 2010 - 2014
26
 * \email navid.nikaein@eurecom.fr
nikaeinn's avatar
nikaeinn committed
27
 * \version 1.0
28
29
30
 */
#ifndef __LAYER2_MAC_PROTO_H__
#define __LAYER2_MAC_PROTO_H__
31

32
33
#include "LAYER2/MAC/defs.h"

34
35
36
/** \addtogroup _mac
 *  @{
 */
37

38
39
40
41
42
43
44
/** \fn void schedule_mib(module_id_t module_idP,frame_t frameP,sub_frame_t subframe);
\brief MIB scheduling for PBCH. This function requests the MIB from RRC and provides it to L1.
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act

*/
45

46
47
void schedule_mib(module_id_t module_idP,
		  frame_t frameP, sub_frame_t subframeP);
48
49

/** \fn void schedule_RA(module_id_t module_idP,frame_t frameP,sub_frame_t subframe);
50
\brief First stage of Random-Access Scheduling. Loops over the ras and checks if RAR, Msg3 or its retransmission are to be scheduled in the subframe.  It returns the total number of PRB used for RA SDUs.  For Msg3 it retrieves the L3msg from RRC and fills the appropriate buffers.  For the others it just computes the number of PRBs. Each DCI uses 3 PRBs (format 1A)
51
52
53
54
55
for the message.
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
*/
56
57


58
59
void schedule_RA(module_id_t module_idP, frame_t frameP,
		 sub_frame_t subframe);
60
61
62
63
64
65

/** \brief First stage of SI Scheduling. Gets a SI SDU from RRC if available and computes the MCS required to transport it as a function of the SDU length.  It assumes a length less than or equal to 64 bytes (MCS 6, 3 PRBs).
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
*/
66
67
void schedule_SI(module_id_t module_idP, frame_t frameP,
		 sub_frame_t subframeP);
68
69
70
71
72
73

/** \brief MBMS scheduling: Checking the position for MBSFN subframes. Create MSI, transfer MCCH from RRC to MAC, transfer MTCHs from RLC to MAC. Multiplexing MSI,MCCH&MTCHs. Return 1 if there are MBSFN data being allocated, otherwise return 0;
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
*/
74
75
int schedule_MBMS(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
		  sub_frame_t subframe);
76
77
78
79

/** \brief check the mapping between sf allocation and sync area, Currently only supports 1:1 mapping
@param Mod_id Instance ID of eNB
@param mbsfn_sync_area index of mbsfn sync area
80
@param[out] index of sf pattern
81
*/
82
83
int8_t get_mbsfn_sf_alloction(module_id_t module_idP, uint8_t CC_id,
			      uint8_t mbsfn_sync_area);
84
85
86
87
88

/** \brief check the mapping between sf allocation and sync area, Currently only supports 1:1 mapping
@param Mod_id Instance ID of eNB
@param mbsfn_sync_area index of mbsfn sync area
@param eNB_index index of eNB
89
@param[out] index of sf pattern
90
*/
91
92
93
int8_t ue_get_mbsfn_sf_alloction(module_id_t module_idP,
				 uint8_t mbsfn_sync_area,
				 unsigned char eNB_index);
94
95
96
97
98
99

/** \brief top ULSCH Scheduling for TDD (config 1-6).
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
*/
100
101
void schedule_ulsch(module_id_t module_idP, frame_t frameP,
		    sub_frame_t subframe);
102

103
/** \brief ULSCH Scheduling per RNTI
104
105
106
107
108
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
@param sched_subframe Subframe number where PUSCH is transmitted (for DAI lookup)
*/
109
void schedule_ulsch_rnti(module_id_t module_idP, frame_t frameP, sub_frame_t subframe, unsigned char sched_subframe, uint16_t *first_rb);
110

111
/** \brief Second stage of DLSCH scheduling, after schedule_SI, schedule_RA and schedule_dlsch have been called.  This routine first allocates random frequency assignments for SI and RA SDUs using distributed VRB allocations and adds the corresponding DCI SDU to the DCI buffer for PHY.  It then loops over the UE specific DCIs previously allocated and fills in the remaining DCI fields related to frequency allocation.  It assumes localized allocation of type 0 (DCI.rah=0).  The allocation is done for tranmission modes 1,2,4.
112
113
114
115
116
@param Mod_id Instance of eNB
@param frame Frame index
@param subframe Index of subframe
@param mbsfn_flag Indicates that this subframe is for MCH/MCCH
*/
117
void fill_DLSCH_dci(module_id_t module_idP,frame_t frameP,sub_frame_t subframe,int *mbsfn_flag);
118

119
/** \brief UE specific DLSCH scheduling. Retrieves next ue to be schduled from round-robin scheduler and gets the appropriate harq_pid for the subframe from PHY. If the process is active and requires a retransmission, it schedules the retransmission with the same PRB count and MCS as the first transmission. Otherwise it consults RLC for DCCH/DTCH SDUs (status with maximum number of available PRBS), builds the MAC header (timing advance sent by default) and copies
120
121
122
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe on which to act
knopp's avatar
knopp committed
123

124
125
@param mbsfn_flag  Indicates that MCH/MCCH is in this subframe
*/
126
127
void schedule_ue_spec(module_id_t module_idP, frame_t frameP,
		      sub_frame_t subframe, int *mbsfn_flag);
128

129

130
131
132
133
/** \brief Function for UE/PHY to compute PUSCH transmit power in power-control procedure.
    @param Mod_id Module id of UE
    @returns Po_NOMINAL_PUSCH (PREAMBLE_RECEIVED_TARGET_POWER+DELTA_PREAMBLE
*/
134
int8_t get_Po_NOMINAL_PUSCH(module_id_t module_idP, uint8_t CC_id);
135

136
/** \brief Function to compute DELTA_PREAMBLE from 36.321 (for RA power ramping procedure and Msg3 PUSCH power control policy)
137
138
139
    @param Mod_id Module id of UE
    @returns DELTA_PREAMBLE
*/
140
int8_t get_DELTA_PREAMBLE(module_id_t module_idP, int CC_id);
141

142
/** \brief Function for compute deltaP_rampup from 36.321 (for RA power ramping procedure and Msg3 PUSCH power control policy)
143
    @param Mod_id Module id of UE
144
    @param CC_id carrier component id of UE
145
146
    @returns deltaP_rampup
*/
147
int8_t get_deltaP_rampup(module_id_t module_idP, uint8_t CC_id);
148

149
150
uint16_t mac_computeRIV(uint16_t N_RB_DL, uint16_t RBstart,
			uint16_t Lcrbs);
151

152
153
void add_msg3(module_id_t module_idP, int CC_id, RA_t * ra, frame_t frameP,
	      sub_frame_t subframeP);
knopp's avatar
knopp committed
154

155
//main.c
156

157
158
int mac_top_init(int eMBMS_active, char *uecap_xer,
		 uint8_t cba_group_active, uint8_t HO_active);
159

knopp's avatar
knopp committed
160
161
void mac_top_init_eNB(void);

162
void mac_init_cell_params(int Mod_idP, int CC_idP);
knopp's avatar
knopp committed
163

164
165
166
167
168
169
170
171
172
173
char layer2_init_UE(module_id_t module_idP);

char layer2_init_eNB(module_id_t module_idP, uint8_t Free_ch_index);

void mac_switch_node_function(module_id_t module_idP);

int mac_init_global_param(void);

void mac_top_cleanup(void);

174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
void mac_UE_out_of_sync_ind(module_id_t module_idP, frame_t frameP,
			    uint16_t eNB_index);

void clear_nfapi_information(eNB_MAC_INST * eNB, int CC_idP,
			     frame_t frameP, sub_frame_t subframeP);

void dlsch_scheduler_pre_processor_reset(int module_idP, int UE_id,
					 uint8_t CC_id,
					 int frameP,
					 int subframeP,
					 int N_RBG,
					 uint16_t
					 nb_rbs_required[MAX_NUM_CCs]
					 [NUMBER_OF_UE_MAX],
					 uint16_t
					 nb_rbs_required_remaining
					 [MAX_NUM_CCs][NUMBER_OF_UE_MAX],
					 unsigned char
					 rballoc_sub[MAX_NUM_CCs]
					 [N_RBG_MAX],
					 unsigned char
					 MIMO_mode_indicator[MAX_NUM_CCs]
					 [N_RBG_MAX]);
197
198
199
200
201
202
203
204
205
206
207
208
209

// eNB functions
/* \brief This function assigns pre-available RBS to each UE in specified sub-bands before scheduling is done
@param Mod_id Instance ID of eNB
@param frame Index of frame
@param subframe Index of current subframe
@param N_RBS Number of resource block groups
 */


void dlsch_scheduler_pre_processor (module_id_t module_idP,
                                    frame_t frameP,
                                    sub_frame_t subframe,
210
                                    int N_RBG[MAX_NUM_CCs],
Xu Bo's avatar
Xu Bo committed
211
                                    int *mbsfn_flag);
212

213
214

void dlsch_scheduler_pre_processor_allocate (module_id_t   Mod_id,
215
216
217
218
219
220
221
222
223
224
225
226
    int           UE_id,
    uint8_t       CC_id,
    int           N_RBG,
    int           transmission_mode,
    int           min_rb_unit,
    uint8_t       N_RB_DL,
    uint16_t      nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
    uint16_t      nb_rbs_required_remaining[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
    unsigned char rballoc_sub[MAX_NUM_CCs][N_RBG_MAX],
    unsigned char MIMO_mode_indicator[MAX_NUM_CCs][N_RBG_MAX]);

/* \brief Function to trigger the eNB scheduling procedure.  It is called by PHY at the beginning of each subframe, \f$n$\f
227
   and generates all DLSCH allocations for subframe \f$n\f$ and ULSCH allocations for subframe \f$n+k$\f. 
228
229
230
231
@param Mod_id Instance ID of eNB
@param subframe Index of current subframe
@param calibration_flag Flag to indicate that eNB scheduler should schedule TDD auto-calibration PUSCH.
*/
232
void eNB_dlsch_ulsch_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);	//, int calibration_flag);
233
234
235
236

/* \brief Function to indicate a received preamble on PRACH.  It initiates the RA procedure.
@param Mod_id Instance ID of eNB
@param preamble_index index of the received RA request
237
@param timing_offset Offset in samples of the received PRACH w.r.t. eNB timing. This is used to
238
239
240
@param rnti RA rnti corresponding to this PRACH preamble
@param rach_resource type (0=non BL/CE,1 CE level 0,2 CE level 1, 3 CE level 2,4 CE level 3)
*/
241
242
243
void initiate_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP,
		      sub_frame_t subframeP, uint16_t preamble_index,
		      int16_t timing_offset, uint16_t rnti
244
#ifdef Rel14
245
		      , uint8_t rach_resource_type
246
#endif
247
    );
248
249
250
251
252
253
254

/* \brief Function in eNB to fill RAR pdu when requested by PHY.  This provides a single RAR SDU for the moment and returns the t-CRNTI.
@param Mod_id Instance ID of eNB
@param dlsch_buffer Pointer to DLSCH input buffer
@param N_RB_UL Number of UL resource blocks
@returns t_CRNTI
*/
255
256
257
258
259
260
261
unsigned short fill_rar(const module_id_t module_idP,
			const int CC_id,
			RA_t *ra,
			const frame_t frameP,
			uint8_t * const dlsch_buffer,
			const uint16_t N_RB_UL,
			const uint8_t input_buffer_length);
262

263
#ifdef Rel14
264
unsigned short fill_rar_br(eNB_MAC_INST * eNB,
265
			   int CC_id,
266
267
268
269
270
			   RA_t * ra,
			   const frame_t frameP,
			   const sub_frame_t subframeP,
			   uint8_t * const dlsch_buffer,
			   const uint8_t ce_level);
271
272
#endif

273
274
275
276
/* \brief Function to indicate a failed RA response.  It removes all temporary variables related to the initial connection of a UE
@param Mod_id Instance ID of eNB
@param preamble_index index of the received RA request.
*/
277
278
void cancel_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP,
		    uint16_t preamble_index);
279

280
281
282
283
284
285
286
287
288
289
290
/* \brief Function used by PHY to inform MAC that an uplink is scheduled
          for Msg3 in given subframe. This is used so that the MAC
          scheduler marks as busy the RBs used by the Msg3.
@param Mod_id        Instance ID of eNB
@param CC_id         CC ID of eNB
@param frame         current frame
@param subframe      current subframe
@param rnti          UE rnti concerned
@param Msg3_frame    frame where scheduling takes place
@param Msg3_subframe subframe where scheduling takes place
*/
291
292
293

void clear_ra_proc(module_id_t module_idP, int CC_id, frame_t frameP);

294
void set_msg3_subframe(module_id_t Mod_id,
295
296
297
298
		       int CC_id,
		       int frame,
		       int subframe,
		       int rnti, int Msg3_frame, int Msg3_subframe);
299

300
301
/* \brief Function to indicate a received SDU on ULSCH.
@param Mod_id Instance ID of eNB
302
303
@param CC_id Component carrier index
@param rnti RNTI of UE transmitting the SDU
304
@param sdu Pointer to received SDU
305
306
307
@param sdu_len Length of SDU
@param timing_advance timing advance adjustment after this pdu
@param ul_cqi Uplink CQI estimate after this pdu (SNR quantized to 8 bits, -64 ... 63.5 dB in .5dB steps)
308
*/
309
void rx_sdu(const module_id_t enb_mod_idP,
310
311
	    const int CC_idP,
	    const frame_t frameP,
312
	    const sub_frame_t subframeP,
313
314
315
316
	    const rnti_t rntiP,
	    uint8_t * sduP,
	    const uint16_t sdu_lenP,
	    const uint16_t timing_advance, const uint8_t ul_cqi);
317

318
319

/* \brief Function to indicate a scheduled schduling request (SR) was received by eNB.
320
321
322
323
@param Mod_idP Instance ID of eNB
@param CC_idP CC_id of received SR
@param frameP of received SR
@param subframeP Index of subframe where SR was received
324
@param rnti RNTI of UE transmitting the SR
325
@param ul_cqi SNR measurement of PUCCH (SNR quantized to 8 bits, -64 ... 63.5 dB in .5dB steps)
326
*/
327
328
void SR_indication(module_id_t module_idP, int CC_id, frame_t frameP,
		   sub_frame_t subframe, rnti_t rnti, uint8_t ul_cqi);
329

330
331
332
333
334
335
336
/* \brief Function to indicate a UL failure was detected by eNB PHY.
@param Mod_id Instance ID of eNB
@param CC_id Component carrier
@param frameP Frame index
@param rnti RNTI of UE transmitting the SR
@param subframe Index of subframe where SR was received
*/
337
338
void UL_failure_indication(module_id_t Mod_id, int CC_id, frame_t frameP,
			   rnti_t rnti, sub_frame_t subframe);
339

knopp's avatar
knopp committed
340
341
342
343
344
345
346
/* \brief Function to indicate an HARQ ACK/NAK.
@param Mod_id Instance ID of eNB
@param CC_id Component carrier
@param frameP Frame index
@param subframeP subframe index
@param harq_pdu NFAPI HARQ PDU descriptor
*/
347
348
349
void harq_indication(module_id_t mod_idP, int CC_idP, frame_t frameP,
		     sub_frame_t subframeP,
		     nfapi_harq_indication_pdu_t * harq_pdu);
knopp's avatar
knopp committed
350
351
352
353
354
355
356
357
358

/* \brief Function to indicate a received CQI pdu
@param Mod_id Instance ID of eNB
@param CC_id Component carrier
@param frameP Frame index
@param subframeP subframe index
@param rntiP RNTI of incoming CQI information
@param ul_cqi_information NFAPI UL CQI measurement
*/
359
360
361
362
void cqi_indication(module_id_t mod_idP, int CC_idP, frame_t frameP,
		    sub_frame_t subframeP, rnti_t rntiP,
		    nfapi_cqi_indication_rel9_t * rel9, uint8_t * pdu,
		    nfapi_ul_cqi_information_t * ul_cqi_information);
knopp's avatar
knopp committed
363

364
365
uint8_t *get_dlsch_sdu(module_id_t module_idP, int CC_id, frame_t frameP,
		       rnti_t rnti, uint8_t TBindex);
366
367
368
369
370

/* \brief Function to retrieve MCH transport block and MCS used for MCH in this MBSFN subframe.  Returns null if no MCH is to be transmitted
@param Mod_id Instance ID of eNB
@param frame Index of frame
@param subframe Index of current subframe
371
@param mcs Pointer to mcs used by PHY (to be filled by MAC)
372
373
@returns Pointer to MCH transport block and mcs for subframe
*/
374
375
MCH_PDU *get_mch_sdu(module_id_t Mod_id, int CC_id, frame_t frame,
		     sub_frame_t subframe);
376
377


378

379
380


381
382
383
384
385
386
387
388
389
390
391
392
393
394
void ue_mac_reset(module_id_t module_idP, uint8_t eNB_index);
void ue_init_mac(module_id_t module_idP);
void init_ue_sched_info(void);
void add_ue_ulsch_info(module_id_t module_idP, int CC_id, int UE_id,
		       sub_frame_t subframe, UE_ULSCH_STATUS status);
void add_ue_dlsch_info(module_id_t module_idP, int CC_id, int UE_id,
		       sub_frame_t subframe, UE_DLSCH_STATUS status);
int find_UE_id(module_id_t module_idP, rnti_t rnti);
int find_RA_id(module_id_t mod_idP, int CC_idP, rnti_t rntiP);
rnti_t UE_RNTI(module_id_t module_idP, int UE_id);
int UE_PCCID(module_id_t module_idP, int UE_id);
uint8_t find_active_UEs(module_id_t module_idP);
boolean_t is_UE_active(module_id_t module_idP, int UE_id);
uint8_t get_aggregation(uint8_t bw_index, uint8_t cqi, uint8_t dci_fmt);
395
396
397

int8_t find_active_UEs_with_traffic(module_id_t module_idP);

398
void init_CCE_table(int module_idP, int CC_idP);
399
400

int get_nCCE_offset(int *CCE_table,
401
402
403
404
		    const unsigned char L,
		    const int nCCE,
		    const int common_dci,
		    const unsigned short rnti,
405
406
		    const unsigned char subframe);

Xu Bo's avatar
Xu Bo committed
407
int allocate_CCEs(int module_idP, int CC_idP, frame_t frameP, sub_frame_t subframeP, int test_only);
408
409

boolean_t CCE_allocation_infeasible(int module_idP,
410
411
412
413
414
415
416
417
				    int CC_idP,
				    int common_flag,
				    int subframe,
				    int aggregation, int rnti);

void set_ue_dai(sub_frame_t subframeP,
		int UE_id,
		uint8_t CC_id, uint8_t tdd_config, UE_list_t * UE_list);
418

419
420
421
422
423
424
425
/** \brief First stage of PCH Scheduling. Gets a PCH SDU from RRC if available and computes the MCS required to transport it as a function of the SDU length.  It assumes a length less than or equal to 64 bytes (MCS 6, 3 PRBs).
@param Mod_id Instance ID of eNB
@param frame Frame index
@param subframe Subframe number on which to act
@param paging_ue_index
*/
void schedule_PCH(module_id_t module_idP,frame_t frameP,sub_frame_t subframeP);
426
427
428
429
430

uint8_t find_num_active_UEs_in_cbagroup(module_id_t module_idP,
					unsigned char group_id);
uint8_t UE_is_to_be_scheduled(module_id_t module_idP, int CC_id,
			      uint8_t UE_id);
431
432
433
434
435
/** \brief Round-robin scheduler for ULSCH traffic.
@param Mod_id Instance ID for eNB
@param subframe Subframe number on which to act
@returns UE index that is to be scheduled if needed/room
*/
436
437
module_id_t schedule_next_ulue(module_id_t module_idP, int UE_id,
			       sub_frame_t subframe);
438
439
440
441
442
443

/** \brief Round-robin scheduler for DLSCH traffic.
@param Mod_id Instance ID for eNB
@param subframe Subframe number on which to act
@returns UE index that is to be scheduled if needed/room
*/
444
445
int schedule_next_dlue(module_id_t module_idP, int CC_id,
		       sub_frame_t subframe);
446
447
448
449

/* \brief Allocates a set of PRBS for a particular UE.  This is a simple function for the moment, later it should process frequency-domain CQI information and/or PMI information.  Currently it just returns the first PRBS that are available in the subframe based on the number requested.
@param UE_id Index of UE on which to act
@param nb_rb Number of PRBs allocated to UE by scheduler
knopp's avatar
knopp committed
450
@param N_RB_DL Number of PRBs on DL
451
452
453
@param rballoc Pointer to bit-map of current PRB allocation given to previous users/control channels.  This is updated for subsequent calls to the routine.
@returns an rballoc bitmap for resource type 0 allocation (DCI).
*/
454
455
uint32_t allocate_prbs(int UE_id, uint8_t nb_rb, int N_RB_DL,
		       uint32_t * rballoc);
456
457

/* \fn uint32_t req_new_ulsch(module_id_t module_idP)
458
\brief check for a new transmission in any drb
459
460
461
462
463
464
465
@param Mod_id Instance id of UE in machine
@returns 1 for new transmission, 0 for none
*/
uint32_t req_new_ulsch(module_id_t module_idP);

/* \brief Get SR payload (0,1) from UE MAC
@param Mod_id Instance id of UE in machine
knopp's avatar
   
knopp committed
466
@param CC_id Component Carrier index
467
468
469
470
471
@param eNB_id Index of eNB that UE is attached to
@param rnti C_RNTI of UE
@param subframe subframe number
@returns 0 for no SR, 1 for SR
*/
472
473
uint32_t ue_get_SR(module_id_t module_idP, int CC_id, frame_t frameP,
		   uint8_t eNB_id, rnti_t rnti, sub_frame_t subframe);
474

475
uint8_t get_ue_weight(module_id_t module_idP, int CC_id, int UE_id);
476
477

// UE functions
478
479
void mac_out_of_sync_ind(module_id_t module_idP, frame_t frameP,
			 uint16_t CH_index);
480

481
482
void ue_decode_si(module_id_t module_idP, int CC_id, frame_t frame,
		  uint8_t CH_index, void *pdu, uint16_t len);
483

484
485
void ue_decode_p(module_id_t module_idP, int CC_id, frame_t frame,
		 uint8_t CH_index, void *pdu, uint16_t len);
486

487

488
489
490
void ue_send_sdu(module_id_t module_idP, uint8_t CC_id, frame_t frame,
		 sub_frame_t subframe, uint8_t * sdu, uint16_t sdu_len,
		 uint8_t CH_index);
491
492


Cedric Roux's avatar
Cedric Roux committed
493
#if defined(Rel10) || defined(Rel14)
494
495
496
497
498
499
500
501
/* \brief Called by PHY to transfer MCH transport block to ue MAC.
@param Mod_id Index of module instance
@param frame Frame index
@param sdu Pointer to transport block
@param sdu_len Length of transport block
@param eNB_index Index of attached eNB
@param sync_area the index of MBSFN sync area
*/
502
503
504
void ue_send_mch_sdu(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
		     uint8_t * sdu, uint16_t sdu_len, uint8_t eNB_index,
		     uint8_t sync_area);
505
506
507
508
509
510
511
512
513

/*\brief Function to check if UE PHY needs to decode MCH for MAC.
@param Mod_id Index of protocol instance
@param frame Index of frame
@param subframe Index of subframe
@param eNB_index index of eNB for this MCH
@param[out] sync_area return the sync area
@param[out] mcch_active flag indicating whether this MCCH is active in this SF
*/
514
int ue_query_mch(module_id_t Mod_id, uint8_t CC_id, uint32_t frame,
515
516
		 sub_frame_t subframe, uint8_t eNB_index,
		 uint8_t * sync_area, uint8_t * mcch_active);
517
518
519

#endif

520
/* \brief Called by PHY to get sdu for PUSCH transmission.  It performs the following operations: Checks BSR for DCCH, DCCH1 and DTCH corresponding to previous values computed either in SR or BSR procedures.  It gets rlc status indications on DCCH,DCCH1 and DTCH and forms BSR elements and PHR in MAC header.  CRNTI element is not supported yet.  It computes transport block for up to 3 SDUs and generates header and forms the complete MAC SDU.
521
522
523
524
525
526
@param Mod_id Instance id of UE in machine
@param eNB_id Index of eNB that UE is attached to
@param rnti C_RNTI of UE
@param subframe subframe number
@returns 0 for no SR, 1 for SR
*/
527
528
529
530
void ue_get_sdu(module_id_t module_idP, int CC_id, frame_t frameP,
		sub_frame_t subframe, uint8_t eNB_index,
		uint8_t * ulsch_buffer, uint16_t buflen,
		uint8_t * access_mode);
531
532
533

/* \brief Function called by PHY to retrieve information to be transmitted using the RA procedure.  If the UE is not in PUSCH mode for a particular eNB index, this is assumed to be an Msg3 and MAC attempts to retrieves the CCCH message from RRC. If the UE is in PUSCH mode for a particular eNB index and PUCCH format 0 (Scheduling Request) is not activated, the MAC may use this resource for random-access to transmit a BSR along with the C-RNTI control element (see 5.1.4 from 36.321)
@param Mod_id Index of UE instance
knopp's avatar
   
knopp committed
534
@param Mod_id Component Carrier Index
535
536
537
@param New_Msg3 Flag to indicate this call is for a new Msg3
@param subframe Index of subframe for PRACH transmission (0 ... 9)
@returns A pointer to a PRACH_RESOURCES_t */
538
539
540
PRACH_RESOURCES_t *ue_get_rach(module_id_t module_idP, int CC_id,
			       frame_t frameP, uint8_t new_Msg3,
			       sub_frame_t subframe);
541
542
543

/* \brief Function called by PHY to process the received RAR.  It checks that the preamble matches what was sent by the eNB and provides the timing advance and t-CRNTI.
@param Mod_id Index of UE instance
544
545
546
@param CC_id Index to a component carrier
@param frame Frame index
@param ra_rnti RA_RNTI value
547
548
@param dlsch_buffer  Pointer to dlsch_buffer containing RAR PDU
@param t_crnti Pointer to PHY variable containing the T_CRNTI
549
@param preamble_index Preamble Index used by PHY to transmit the PRACH.  This should match the received RAR to trigger the rest of
550
random-access procedure
551
@param selected_rar_buffer the output buffer for storing the selected RAR header and RAR payload
552
553
@returns timing advance or 0xffff if preamble doesn't match
*/
554
uint16_t
555
556
557
558
559
560
561
562
ue_process_rar(const module_id_t module_idP,
	       const int CC_id,
	       const frame_t frameP,
	       const rnti_t ra_rnti,
	       uint8_t * const dlsch_buffer,
	       rnti_t * const t_crnti,
	       const uint8_t preamble_index,
	       uint8_t * selected_rar_buffer);
563
564
565


/* \brief Generate header for UL-SCH.  This function parses the desired control elements and sdus and generates the header as described
566
in 36-321 MAC layer specifications.  It returns the number of bytes used for the header to be used as an offset for the payload
567
568
569
570
571
572
573
574
575
576
577
578
579
580
in the ULSCH buffer.
@param mac_header Pointer to the first byte of the MAC header (UL-SCH buffer)
@param num_sdus Number of SDUs in the payload
@param short_padding Number of bytes for short padding (0,1,2)
@param sdu_lengths Pointer to array of SDU lengths
@param sdu_lcids Pointer to array of LCIDs (the order must be the same as the SDU length array)
@param power_headroom Pointer to power headroom command (NULL means not present in payload)
@param crnti Pointer to CRNTI command (NULL means not present in payload)
@param truncated_bsr Pointer to Truncated BSR command (NULL means not present in payload)
@param short_bsr Pointer to Short BSR command (NULL means not present in payload)
@param long_bsr Pointer to Long BSR command (NULL means not present in payload)
@param post_padding Number of bytes for padding at the end of MAC PDU
@returns Number of bytes used for header
*/
581
582
583
584
585
586
587
588
589
590
591
unsigned char generate_ulsch_header(uint8_t * mac_header,
				    uint8_t num_sdus,
				    uint8_t short_padding,
				    uint16_t * sdu_lengths,
				    uint8_t * sdu_lcids,
				    POWER_HEADROOM_CMD * power_headroom,
				    uint16_t * crnti,
				    BSR_SHORT * truncated_bsr,
				    BSR_SHORT * short_bsr,
				    BSR_LONG * long_bsr,
				    unsigned short post_padding);
592
593

/* \brief Parse header for UL-SCH.  This function parses the received UL-SCH header as described
594
in 36-321 MAC layer specifications.  It returns the number of bytes used for the header to be used as an offset for the payload
595
596
597
598
599
600
601
602
603
in the ULSCH buffer.
@param mac_header Pointer to the first byte of the MAC header (UL-SCH buffer)
@param num_ces Number of SDUs in the payload
@param num_sdu Number of SDUs in the payload
@param rx_ces Pointer to received CEs in the header
@param rx_lcids Pointer to array of LCIDs (the order must be the same as the SDU length array)
@param rx_lengths Pointer to array of SDU lengths
@returns Pointer to payload following header
*/
604
605
606
607
608
609
uint8_t *parse_ulsch_header(uint8_t * mac_header,
			    uint8_t * num_ce,
			    uint8_t * num_sdu,
			    uint8_t * rx_ces,
			    uint8_t * rx_lcids,
			    uint16_t * rx_lengths, uint16_t tx_lenght);
610

knopp's avatar
knopp committed
611
612
int to_prb(int);
int to_rbg(int);
613
614
int l2_init(LTE_DL_FRAME_PARMS * frame_parms, int eMBMS_active,
	    char *uecap_xer, uint8_t cba_group_active, uint8_t HO_active);
615
int mac_init(void);
616
617
618
619
620
int add_new_ue(module_id_t Mod_id, int CC_id, rnti_t rnti, int harq_pid
#ifdef Rel14
	       , uint8_t rach_resource_type
#endif
    );
621
int rrc_mac_remove_ue(module_id_t Mod_id, rnti_t rntiP);
622

623

624
625
626
627
628
629
630
int maxround(module_id_t Mod_id, uint16_t rnti, int frame,
	     sub_frame_t subframe, uint8_t ul_flag);
void swap_UEs(UE_list_t * listP, int nodeiP, int nodejP, int ul_flag);
int prev(UE_list_t * listP, int nodeP, int ul_flag);
void dump_ue_list(UE_list_t * listP, int ul_flag);
int UE_num_active_CC(UE_list_t * listP, int ue_idP);
int UE_PCCID(module_id_t mod_idP, int ue_idP);
631
rnti_t UE_RNTI(module_id_t mod_idP, int ue_idP);
Xu Bo's avatar
Xu Bo committed
632
uint8_t find_rb_table_index(uint8_t average_rbs);
633

jftt_wangshanshan's avatar
jftt_wangshanshan committed
634
void ulsch_scheduler_pre_processor(module_id_t module_idP, int frameP, sub_frame_t subframeP, unsigned char sched_subframeP,uint16_t *first_rb);
635

Xu Bo's avatar
Xu Bo committed
636
637
638
639
640
641
642
643
void
set_ul_DAI(
  int module_idP,
  int UE_idP,
  int CC_idP,
  int frameP,
  int subframeP
); 
644
645
646
647
void store_ulsch_buffer(module_id_t module_idP, int frameP, sub_frame_t subframeP);
void sort_ue_ul (module_id_t module_idP,int frameP, sub_frame_t subframeP);
void assign_max_mcs_min_rb(module_id_t module_idP,int frameP, sub_frame_t subframeP,uint16_t *first_rb);
void adjust_bsr_info(int buffer_occupancy, uint16_t TBS, UE_TEMPLATE *UE_template);
648
int phy_stats_exist(module_id_t Mod_id, int rnti);
649

650
/*! \fn  UE_L2_state_t ue_scheduler(const module_id_t module_idP,const frame_t frameP, const sub_frame_t subframe, const lte_subframe_t direction,const uint8_t eNB_index)
651
   \brief UE scheduler where all the ue background tasks are done.  This function performs the following:  1) Trigger PDCP every 5ms 2) Call RRC for link status return to PHY3) Perform SR/BSR procedures for scheduling feedback 4) Perform PHR procedures.
652
\param[in] module_idP instance of the UE
653
654
655
656
\param[in] rxFrame the RX frame number
\param[in] rxSubframe the RX subframe number
\param[in] txFrame the TX frame number
\param[in] txSubframe the TX subframe number
657
658
659
660
\param[in] direction  subframe direction
\param[in] eNB_index  instance of eNB
@returns L2 state (CONNETION_OK or CONNECTION_LOST or PHY_RESYNCH)
*/
661
662
663
664
665
666
667
UE_L2_STATE_t ue_scheduler(const module_id_t module_idP,
			   const frame_t rxFrameP,
			   const sub_frame_t rxSubframe,
			   const frame_t txFrameP,
			   const sub_frame_t txSubframe,
			   const lte_subframe_t direction,
			   const uint8_t eNB_index, const int CC_id);
668

669
/*! \fn  int cba_access(module_id_t module_idP,frame_t frameP,sub_frame_t subframe, uint8_t eNB_index,uint16_t buflen);
670
671
672
673
674
\brief determine whether to use cba resource to transmit or not
\param[in] Mod_id instance of the UE
\param[in] frame the frame number
\param[in] subframe the subframe number
\param[in] eNB_index instance of eNB
675
\param[out] access(1) or postpone (0)
676
*/
677
678
int cba_access(module_id_t module_idP, frame_t frameP,
	       sub_frame_t subframe, uint8_t eNB_index, uint16_t buflen);
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693

/*! \fn  BSR_SHORT *  get_bsr_short(module_id_t module_idP, uint8_t bsr_len)
\brief get short bsr level
\param[in] Mod_id instance of the UE
\param[in] bsr_len indicator for no, short, or long bsr
\param[out] bsr_s pointer to short bsr
*/
BSR_SHORT *get_bsr_short(module_id_t module_idP, uint8_t bsr_len);

/*! \fn  BSR_LONG * get_bsr_long(module_id_t module_idP, uint8_t bsr_len)
\brief get long bsr level
\param[in] Mod_id instance of the UE
\param[in] bsr_len indicator for no, short, or long bsr
\param[out] bsr_l pointer to long bsr
*/
694
BSR_LONG *get_bsr_long(module_id_t module_idP, uint8_t bsr_len);
695

fnabet's avatar
fnabet committed
696
/*! \fn  boolean_t update_bsr(module_id_t module_idP, frame_t frameP,sub_frame_t subframeP)
697
   \brief get the rlc stats and update the bsr level for each lcid
698
699
700
\param[in] Mod_id instance of the UE
\param[in] frame Frame index
*/
701
702
boolean_t update_bsr(module_id_t module_idP, frame_t frameP,
		     sub_frame_t subframeP, eNB_index_t eNB_index);
703

fnabet's avatar
fnabet committed
704
/*! \fn  locate_BsrIndexByBufferSize (int *table, int size, int value)
705
   \brief locate the BSR level in the table as defined in 36.321. This function requires that he values in table to be monotonic, either increasing or decreasing. The returned value is not less than 0, nor greater than n-1, where n is the size of table.
706
707
\param[in] *table Pointer to BSR table
\param[in] size Size of the table
708
\param[in] value Value of the buffer
709
710
\return the index in the BSR_LEVEL table
*/
711
712
uint8_t locate_BsrIndexByBufferSize(const uint32_t * table, int size,
				    int value);
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756


/*! \fn  int get_sf_periodicBSRTimer(uint8_t periodicBSR_Timer)
   \brief get the number of subframe from the periodic BSR timer configured by the higher layers
\param[in] periodicBSR_Timer timer for periodic BSR
\return the number of subframe
*/
int get_sf_periodicBSRTimer(uint8_t bucketSize);

/*! \fn  int get_ms_bucketsizeduration(uint8_t bucketSize)
   \brief get the time in ms form the bucket size duration configured by the higher layer
\param[in]  bucketSize the bucket size duration
\return the time in ms
*/
int get_ms_bucketsizeduration(uint8_t bucketsizeduration);

/*! \fn  int get_sf_retxBSRTimer(uint8_t retxBSR_Timer)
   \brief get the number of subframe form the bucket size duration configured by the higher layer
\param[in]  retxBSR_Timer timer for regular BSR
\return the time in sf
*/
int get_sf_retxBSRTimer(uint8_t retxBSR_Timer);

/*! \fn  int get_sf_perioidicPHR_Timer(uint8_t perioidicPHR_Timer){
   \brief get the number of subframe form the periodic PHR timer configured by the higher layer
\param[in]  perioidicPHR_Timer timer for reguluar PHR
\return the time in sf
*/
int get_sf_perioidicPHR_Timer(uint8_t perioidicPHR_Timer);

/*! \fn  int get_sf_prohibitPHR_Timer(uint8_t prohibitPHR_Timer)
   \brief get the number of subframe form the prohibit PHR duration configured by the higher layer
\param[in]  prohibitPHR_Timer timer for  PHR
\return the time in sf
*/
int get_sf_prohibitPHR_Timer(uint8_t prohibitPHR_Timer);

/*! \fn  int get_db_dl_PathlossChange(uint8_t dl_PathlossChange)
   \brief get the db form the path loss change configured by the higher layer
\param[in]  dl_PathlossChange path loss for PHR
\return the pathloss in db
*/
int get_db_dl_PathlossChange(uint8_t dl_PathlossChange);

knopp's avatar
   
knopp committed
757
/*! \fn  uint8_t get_phr_mapping (module_id_t module_idP, int CC_id,uint8_t eNB_index)
758
759
   \brief get phr mapping as described in 36.313
\param[in]  Mod_id index of eNB
knopp's avatar
   
knopp committed
760
\param[in] CC_id Component Carrier Index
761
762
\return phr mapping
*/
763
764
uint8_t get_phr_mapping(module_id_t module_idP, int CC_id,
			uint8_t eNB_index);
765
766
767
768

/*! \fn  void update_phr (module_id_t module_idP)
   \brief update/reset the phr timers
\param[in]  Mod_id index of eNB
knopp's avatar
   
knopp committed
769
\param[in] CC_id Component carrier index
770
771
\return void
*/
772
void update_phr(module_id_t module_idP, int CC_id);
773
774
775
776
777

/*! \brief Function to indicate Msg3 transmission/retransmission which initiates/reset Contention Resolution Timer
\param[in] Mod_id Instance index of UE
\param[in] eNB_id Index of eNB
*/
778
779
void Msg3_tx(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
	     uint8_t eNB_id);
780
781
782
783
784
785
786


/*! \brief Function to indicate the transmission of msg1/rach
\param[in] Mod_id Instance index of UE
\param[in] eNB_id Index of eNB
*/

787
788
void Msg1_tx(module_id_t module_idP, uint8_t CC_id, frame_t frameP,
	     uint8_t eNB_id);
789

790
791
792
void dl_phy_sync_success(module_id_t module_idP,
			 frame_t frameP,
			 unsigned char eNB_index, uint8_t first_sync);
793
794
795
796
797

int dump_eNB_l2_stats(char *buffer, int length);

double uniform_rngen(int min, int max);

798
/*
799
void add_common_dci(DCI_PDU *DCI_pdu,
800
801
802
803
804
805
806
                    void *pdu,
                    rnti_t rnti,
                    unsigned char dci_size_bytes,
                    unsigned char aggregation,
                    unsigned char dci_size_bits,
                    unsigned char dci_fmt,
                    uint8_t ra_flag);
807
*/
808

809
810
uint32_t allocate_prbs_sub(int nb_rb, int N_RB_DL, int N_RBG,
			   uint8_t * rballoc);
811

812
void update_ul_dci(module_id_t module_idP, uint8_t CC_id, rnti_t rnti,
jftt_wangshanshan's avatar
jftt_wangshanshan committed
813
		   uint8_t dai, sub_frame_t subframe);
814

815
816
int get_bw_index(module_id_t module_id, uint8_t CC_id);

817
818
int get_min_rb_unit(module_id_t module_idP, uint8_t CC_id);

819
/* \brief Generate header for DL-SCH.  This function parses the desired control elements and sdus and generates the header as described
820
in 36-321 MAC layer specifications.  It returns the number of bytes used for the header to be used as an offset for the payload
821
822
823
824
825
in the DLSCH buffer.
@param mac_header Pointer to the first byte of the MAC header (DL-SCH buffer)
@param num_sdus Number of SDUs in the payload
@param sdu_lengths Pointer to array of SDU lengths
@param sdu_lcids Pointer to array of LCIDs (the order must be the same as the SDU length array)
826
@param drx_cmd dicontinous reception command
827
828
829
@param timing_advancd_cmd timing advanced command
@param ue_cont_res_id Pointer to contention resolution identifier (NULL means not present in payload)
@param short_padding Number of bytes for short padding (0,1,2)
830
@param post_padding number of bytes for padding at the end of MAC PDU
831
832
833
@returns Number of bytes used for header
*/
unsigned char generate_dlsch_header(unsigned char *mac_header,
834
835
836
837
838
839
840
841
				    unsigned char num_sdus,
				    unsigned short *sdu_lengths,
				    unsigned char *sdu_lcids,
				    unsigned char drx_cmd,
				    unsigned short timing_advance_cmd,
				    unsigned char *ue_cont_res_id,
				    unsigned char short_padding,
				    unsigned short post_padding);
842

843
/** \brief RRC eNB Configuration primitive for PHY/MAC.  Allows configuration of PHY/MAC resources based on System Information (SI), RRCConnectionSetup and RRCConnectionReconfiguration messages.
844
@param Mod_id Instance ID of eNB
845
@param CC_id Component Carrier of the eNB
846
@param mib Pointer to MIB
847

848
@param radioResourceConfigCommon Structure from SIB2 for common radio parameters (if NULL keep existing configuration)
849
@param physicalConfigDedicated Structure from RRCConnectionSetup or RRCConnectionReconfiguration for dedicated PHY parameters (if NULL keep existing configuration)
850
851
@param measObj Structure from RRCConnectionReconfiguration for UE measurement procedures
@param mac_MainConfig Structure from RRCConnectionSetup or RRCConnectionReconfiguration for dedicated MAC parameters (if NULL keep existing configuration)
852
@param logicalChannelIdentity Logical channel identity index of corresponding logical channel config
853
854
855
856
@param logicalChannelConfig Pointer to logical channel configuration
@param measGapConfig Measurement Gap configuration for MAC (if NULL keep existing configuration)
@param tdd_Config TDD Configuration from SIB1 (if NULL keep existing configuration)
@param mobilityControlInfo mobility control info received for Handover
857
@param SchedInfoList SI Scheduling information
858
859
860
861
@param MBMS_Flag indicates MBMS transmission
@param mbsfn_SubframeConfigList pointer to mbsfn subframe configuration list from SIB2
@param mbsfn_AreaInfoList pointer to MBSFN Area Info list from SIB13
@param pmch_InfoList pointer to PMCH_InfoList from MBSFNAreaConfiguration Message (MCCH Message)
862
@param sib1_ext_r13 SI Scheduling information for SI-BR UEs         
863
*/
864

865
866
867
868
869
870
int rrc_mac_config_req_eNB(module_id_t module_idP,
			   int CC_id,
			   int physCellId,
			   int p_eNB,
			   int Ncp,
			   int eutra_band, uint32_t dl_CarrierFreq,
871
#ifdef Rel14
872
			   int pbch_repetition,
873
#endif
874
875
876
877
			   rnti_t rntiP,
			   BCCH_BCH_Message_t * mib,
			   RadioResourceConfigCommonSIB_t *
			   radioResourceConfigCommon,
878
#ifdef Rel14
879
880
			   RadioResourceConfigCommonSIB_t *
			   radioResourceConfigCommon_BR,
881
#endif
882
883
			   struct PhysicalConfigDedicated
			   *physicalConfigDedicated,
Cedric Roux's avatar
Cedric Roux committed
884
#if defined(Rel10) || defined(Rel14)
885
			   SCellToAddMod_r10_t * sCellToAddMod_r10,
886
			   //struct PhysicalConfigDedicatedSCell_r10 *physicalConfigDedicatedSCell_r10,
887
#endif
888
889
890
891
892
893
894
895
896
897
898
899
900
901
			   MeasObjectToAddMod_t ** measObj,
			   MAC_MainConfig_t * mac_MainConfig,
			   long logicalChannelIdentity,
			   LogicalChannelConfig_t * logicalChannelConfig,
			   MeasGapConfig_t * measGapConfig,
			   TDD_Config_t * tdd_Config,
			   MobilityControlInfo_t * mobilityControlInfo,
			   SchedulingInfoList_t * schedulingInfoList,
			   uint32_t ul_CarrierFreq,
			   long *ul_Bandwidth,
			   AdditionalSpectrumEmission_t *
			   additionalSpectrumEmission,
			   struct MBSFN_SubframeConfigList
			   *mbsfn_SubframeConfigList
Cedric Roux's avatar
Cedric Roux committed
902
#if defined(Rel10) || defined(Rel14)
903
			   ,
904
905
906
			   uint8_t MBMS_Flag,
			   MBSFN_AreaInfoList_r9_t * mbsfn_AreaInfoList,
			   PMCH_InfoList_r9_t * pmch_InfoList
907
#endif
908
909
#ifdef Rel14
			   ,
910
911
			   SystemInformationBlockType1_v1310_IEs_t *
			   sib1_ext_r13
912
#endif
913
    );
914

915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
/** \brief RRC eNB Configuration primitive for PHY/MAC.  Allows configuration of PHY/MAC resources based on System Information (SI), RRCConnectionSetup and RRCConnectionReconfiguration messages.
@param Mod_id Instance ID of ue
@param CC_id Component Carrier of the ue
@param eNB_id Index of eNB
@param radioResourceConfigCommon Structure from SIB2 for common radio parameters (if NULL keep existing configuration)
@param physcialConfigDedicated Structure from RRCConnectionSetup or RRCConnectionReconfiguration for dedicated PHY parameters (if NULL keep existing configuration)
@param measObj Structure from RRCConnectionReconfiguration for UE measurement procedures
@param mac_MainConfig Structure from RRCConnectionSetup or RRCConnectionReconfiguration for dedicated MAC parameters (if NULL keep existing configuration)
@param logicalChannelIdentity Logical channel identity index of corresponding logical channel config
@param logicalChannelConfig Pointer to logical channel configuration
@param measGapConfig Measurement Gap configuration for MAC (if NULL keep existing configuration)
@param tdd_Config TDD Configuration from SIB1 (if NULL keep existing configuration)
@param mobilityControlInfo mobility control info received for Handover
@param SIwindowsize SI Windowsize from SIB1 (if NULL keep existing configuration)
@param SIperiod SI Period from SIB1 (if NULL keep existing configuration)
@param MBMS_Flag indicates MBMS transmission
@param mbsfn_SubframeConfigList pointer to mbsfn subframe configuration list from SIB2
@param mbsfn_AreaInfoList pointer to MBSFN Area Info list from SIB13
@param pmch_InfoList pointer to PMCH_InfoList from MBSFNAreaConfiguration Message (MCCH Message)
*/
935
936
937
938
939
940
941
int rrc_mac_config_req_ue(module_id_t module_idP,
			  int CC_id,
			  uint8_t eNB_index,
			  RadioResourceConfigCommonSIB_t *
			  radioResourceConfigCommon,
			  struct PhysicalConfigDedicated
			  *physicalConfigDedicated,
942
#if defined(Rel10) || defined(Rel14)
943
			  SCellToAddMod_r10_t * sCellToAddMod_r10,
944
945
			  //struct PhysicalConfigDedicatedSCell_r10 *physicalConfigDedicatedSCell_r10,
#endif
946
947
			  MeasObjectToAddMod_t ** measObj,
			  MAC_MainConfig_t * mac_MainConfig,
948
			  long logicalChannelIdentity,
949
950
951
952
953
954
955
			  LogicalChannelConfig_t * logicalChannelConfig,
			  MeasGapConfig_t * measGapConfig,
			  TDD_Config_t * tdd_Config,
			  MobilityControlInfo_t * mobilityControlInfo,
			  uint8_t * SIwindowsize,
			  uint16_t * SIperiod,
			  ARFCN_ValueEUTRA_t * ul_CarrierFreq,
956
			  long *ul_Bandwidth,
957
958
959
960
			  AdditionalSpectrumEmission_t *
			  additionalSpectrumEmission,
			  struct MBSFN_SubframeConfigList
			  *mbsfn_SubframeConfigList
961
#if defined(Rel10) || defined(Rel14)
962
963
			  ,
			  uint8_t MBMS_Flag,
964
965
			  MBSFN_AreaInfoList_r9_t * mbsfn_AreaInfoList,
			  PMCH_InfoList_r9_t * pmch_InfoList
966
967
968
#endif
#ifdef CBA
			  ,
969
			  uint8_t num_active_cba_groups, uint16_t cba_rnti
970
#endif
971
    );
972

973
uint16_t getRIV(uint16_t N_RB_DL, uint16_t RBstart, uint16_t Lcrbs);
974

975
int get_subbandsize(uint8_t dl_bandwidth);
976

977

978
void get_Msg3allocret(COMMON_channels_t * cc,
979
980
		      sub_frame_t current_subframe,
		      frame_t current_frame,
981
		      frame_t * frame, sub_frame_t * subframe);
982

983
void get_Msg3alloc(COMMON_channels_t * cc,
984
985
		   sub_frame_t current_subframe,
		   frame_t current_frame,
986
		   frame_t * frame, sub_frame_t * subframe);
987

988
989
uint16_t mac_computeRIV(uint16_t N_RB_DL, uint16_t RBstart,
			uint16_t Lcrbs);
990

991
int get_phich_resource_times6(COMMON_channels_t * cc);
992
993
994
995
996

int to_rbg(int dl_Bandwidth);

int to_prb(int dl_Bandwidth);

997
998
uint8_t get_Msg3harqpid(COMMON_channels_t * cc,
			frame_t frame, sub_frame_t current_subframe);
999

1000
1001
uint32_t pdcchalloc2ulframe(COMMON_channels_t * ccP, uint32_t frame,
			    uint8_t n);
1002

1003
uint8_t pdcchalloc2ulsubframe(COMMON_channels_t * ccP, uint8_t n);
1004

1005
int is_UL_sf(COMMON_channels_t * ccP, sub_frame_t subframeP);
1006

1007
uint8_t getQm(uint8_t mcs);
1008

1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
uint8_t subframe2harqpid(COMMON_channels_t * cc, frame_t frame,
			 sub_frame_t subframe);

void get_srs_pos(COMMON_channels_t * cc, uint16_t isrs,
		 uint16_t * psrsPeriodicity, uint16_t * psrsOffset);

void get_csi_params(COMMON_channels_t * cc,
		    struct CQI_ReportPeriodic *cqi_PMI_ConfigIndex,
		    uint16_t * Npd, uint16_t * N_OFFSET_CQI, int *H);

uint8_t get_rel8_dl_cqi_pmi_size(UE_sched_ctrl * sched_ctl, int CC_idP,
				 COMMON_channels_t * cc, uint8_t tmode,
				 struct CQI_ReportPeriodic
				 *cqi_ReportPeriodic);

uint8_t get_dl_cqi_pmi_size_pusch(COMMON_channels_t * cc, uint8_t tmode,
				  uint8_t ri,
				  CQI_ReportModeAperiodic_t *
				  cqi_ReportModeAperiodic);
void extract_pucch_csi(module_id_t mod_idP, int CC_idP, int UE_id,
		       frame_t frameP, sub_frame_t subframeP,
		       uint8_t * pdu, uint8_t length);

void extract_pusch_csi(module_id_t mod_idP, int CC_idP, int UE_id,
		       frame_t frameP, sub_frame_t subframeP,
		       uint8_t * pdu, uint8_t length);

uint16_t fill_nfapi_tx_req(nfapi_tx_request_body_t * tx_req_body,
			   uint16_t absSF, uint16_t pdu_length,
1038
			   int16_t pdu_index, uint8_t * pdu);
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060

void fill_nfapi_ulsch_config_request_rel8(nfapi_ul_config_request_pdu_t *
					  ul_config_pdu, uint8_t cqi_req,
					  COMMON_channels_t * cc,
					  struct PhysicalConfigDedicated
					  *physicalConfigDedicated,
					  uint8_t tmode, uint32_t handle,
					  uint16_t rnti,
					  uint8_t resource_block_start,
					  uint8_t
					  number_of_resource_blocks,
					  uint8_t mcs,
					  uint8_t cyclic_shift_2_for_drms,
					  uint8_t
					  frequency_hopping_enabled_flag,
					  uint8_t frequency_hopping_bits,
					  uint8_t new_data_indication,
					  uint8_t redundancy_version,
					  uint8_t harq_process_number,
					  uint8_t ul_tx_mode,
					  uint8_t current_tx_nb,
					  uint8_t n_srs, uint16_t size);
1061
1062

#ifdef Rel14
1063
1064
1065
1066
void fill_nfapi_ulsch_config_request_emtc(nfapi_ul_config_request_pdu_t *
					  ul_config_pdu, uint8_t ue_type,
					  uint16_t
					  total_number_of_repetitions,
1067
					  uint16_t repetition_number,
1068
1069
					  uint16_t
					  initial_transmission_sf_io);
1070
1071
#endif

1072
1073
1074
void program_dlsch_acknak(module_id_t module_idP, int CC_idP, int UE_idP,
			  frame_t frameP, sub_frame_t subframeP,
			  uint8_t cce_idx);
1075

1076
1077
void fill_nfapi_dlsch_config(eNB_MAC_INST * eNB,
			     nfapi_dl_config_request_body_t * dl_req,
1078
			     uint16_t length, int16_t pdu_index,
1079
1080
			     uint16_t rnti,
			     uint8_t resource_allocation_type,
1081
1082
			     uint8_t
			     virtual_resource_block_assignment_flag,
1083
1084
1085
1086
1087
1088
1089
1090
			     uint16_t resource_block_coding,
			     uint8_t modulation,
			     uint8_t redundancy_version,
			     uint8_t transport_blocks,
			     uint8_t transport_block_to_codeword_swap_flag,
			     uint8_t transmission_scheme,
			     uint8_t number_of_layers,
			     uint8_t number_of_subbands,
1091
			     //                      uint8_t codebook_index,
1092
1093
1094
1095
1096
1097
1098
			     uint8_t ue_category_capacity,
			     uint8_t pa,
			     uint8_t delta_power_offset_index,
			     uint8_t ngap,
			     uint8_t nprb,
			     uint8_t transmission_mode,
			     uint8_t num_bf_prb_per_subband,
1099
			     uint8_t num_bf_vector);
1100
1101
1102
1103
1104

void fill_nfapi_harq_information(module_id_t module_idP,
				 int CC_idP,
				 uint16_t rntiP,
				 uint16_t absSFP,
1105
1106
				 nfapi_ul_config_harq_information *
				 harq_information, uint8_t cce_idxP);
1107
1108
1109
1110

void fill_nfapi_ulsch_harq_information(module_id_t module_idP,
				       int CC_idP,
				       uint16_t rntiP,
1111
				       nfapi_ul_config_ulsch_harq_information
jftt_wangshanshan's avatar
jftt_wangshanshan committed
1112
1113
				       * harq_information,
				       sub_frame_t subframeP);
1114
1115
1116
1117

uint16_t fill_nfapi_uci_acknak(module_id_t module_idP,
			       int CC_idP,
			       uint16_t rntiP,
1118
			       uint16_t absSFP, uint8_t cce_idxP);
1119

1120
void fill_nfapi_dl_dci_1A(nfapi_dl_config_request_pdu_t * dl_config_pdu,
1121
1122
1123
1124
1125
1126
1127
			  uint8_t aggregation_level,
			  uint16_t rnti,
			  uint8_t rnti_type,
			  uint8_t harq_process,
			  uint8_t tpc,
			  uint16_t resource_block_coding,
			  uint8_t mcs,
1128
			  uint8_t ndi, uint8_t rv, uint8_t vrb_flag);
1129

1130
1131
1132
nfapi_ul_config_request_pdu_t *has_ul_grant(module_id_t module_idP,
					    int CC_idP, uint16_t subframeP,
					    uint16_t rnti);
1133

1134
uint8_t get_tmode(module_id_t module_idP, int CC_idP, int UE_idP);
1135

1136
1137
uint8_t get_ul_req_index(module_id_t module_idP, int CC_idP,
			 sub_frame_t subframeP);
1138
1139
1140
1141

#ifdef Rel14
int get_numnarrowbandbits(long dl_Bandwidth);

1142
1143
1144
int mpdcch_sf_condition(eNB_MAC_INST * eNB, int CC_id, frame_t frameP,
			sub_frame_t subframeP, int rmax,
			MPDCCH_TYPES_t mpdcch_type, int UE_id);
1145
1146

int get_numnarrowbands(long dl_Bandwidth);
1147

1148
int narrowband_to_first_rb(COMMON_channels_t * cc, int nb_index);
1149

1150
1151
#endif

knopp's avatar
knopp committed
1152
1153
int l2_init_eNB(void);

1154
1155
1156
1157
1158
void Msg1_transmitted(module_id_t module_idP, uint8_t CC_id,
		      frame_t frameP, uint8_t eNB_id);
void Msg3_transmitted(module_id_t module_idP, uint8_t CC_id,
		      frame_t frameP, uint8_t eNB_id);
uint32_t from_earfcn(int eutra_bandP, uint32_t dl_earfcn);
Cedric Roux's avatar
Cedric Roux committed