defs.h 25 KB
Newer Older
1
/*******************************************************************************
ghaddab's avatar
ghaddab committed
2
3
    OpenAirInterface 
    Copyright(c) 1999 - 2014 Eurecom
4

ghaddab's avatar
ghaddab committed
5
6
7
8
    OpenAirInterface is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
9
10


ghaddab's avatar
ghaddab committed
11
12
13
14
    OpenAirInterface 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.
15

ghaddab's avatar
ghaddab committed
16
17
18
19
    You should have received a copy of the GNU General Public License
    along with OpenAirInterface.The full GNU General Public License is 
   included in this distribution in the file called "COPYING". If not, 
   see <http://www.gnu.org/licenses/>.
20
21

  Contact Information
ghaddab's avatar
ghaddab committed
22
23
24
25
  OpenAirInterface Admin: openair_admin@eurecom.fr
  OpenAirInterface Tech : openair_tech@eurecom.fr
  OpenAirInterface Dev  : openair4g-devel@eurecom.fr
  
ghaddab's avatar
ghaddab committed
26
  Address      : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
27

ghaddab's avatar
ghaddab committed
28
 *******************************************************************************/
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44

/*! \file PHY/LTE_TRANSPORT/defs.h
* \brief data structures for PDSCH/DLSCH/PUSCH/ULSCH physical and transport channel descriptors (TX/RX)
* \author R. Knopp
* \date 2011
* \version 0.1
* \company Eurecom
* \email: raymond.knopp@eurecom.fr, florian.kaltenberger@eurecom.fr, oscar.tonelli@yahoo.it
* \note
* \warning
*/
#ifndef __LTE_TRANSPORT_DEFS__H__
#define __LTE_TRANSPORT_DEFS__H__
#include "PHY/defs.h"
#include "dci.h"
#include "uci.h"
45
#include "UTIL/LISTS/list.h"
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72

#define MOD_TABLE_QPSK_OFFSET 1
#define MOD_TABLE_16QAM_OFFSET 5
#define MOD_TABLE_64QAM_OFFSET 21
#define MOD_TABLE_PSS_OFFSET 85

// structures below implement 36-211 and 36-212

/** @addtogroup _PHY_TRANSPORT_
 * @{
 */



#define NSOFT 1827072
#define LTE_NULL 2 

// maximum of 3 segments before each coding block if data length exceeds 6144 bits. 

#define MAX_NUM_DLSCH_SEGMENTS 16
#define MAX_NUM_ULSCH_SEGMENTS MAX_NUM_DLSCH_SEGMENTS
#define MAX_DLSCH_PAYLOAD_BYTES (MAX_NUM_DLSCH_SEGMENTS*768)
#define MAX_ULSCH_PAYLOAD_BYTES (MAX_NUM_ULSCH_SEGMENTS*768)

#define MAX_NUM_CHANNEL_BITS (14*1200*6)  // 14 symbols, 1200 REs, 12 bits/RE
#define MAX_NUM_RE (14*1200)

gauthier's avatar
gauthier committed
73
#if !defined(SI_RNTI)
gauthier's avatar
gauthier committed
74
#define SI_RNTI  (rnti_t)0xffff
gauthier's avatar
gauthier committed
75
76
#endif
#if !defined(M_RNTI)
gauthier's avatar
gauthier committed
77
#define M_RNTI   (rnti_t)0xfffd
gauthier's avatar
gauthier committed
78
79
#endif
#if !defined(P_RNTI)
gauthier's avatar
gauthier committed
80
#define P_RNTI   (rnti_t)0xfffe
gauthier's avatar
gauthier committed
81
82
#endif
#if !defined(CBA_RNTI)
gauthier's avatar
gauthier committed
83
#define CBA_RNTI (rnti_t)0xfff4
gauthier's avatar
gauthier committed
84
85
#endif
#if !defined(C_RNTI)
gauthier's avatar
gauthier committed
86
#define C_RNTI   (rnti_t)0x1234
gauthier's avatar
gauthier committed
87
#endif
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122

#define PMI_2A_11 0
#define PMI_2A_1m1 1
#define PMI_2A_1j 2
#define PMI_2A_1mj 3

typedef enum {
  SCH_IDLE,
  ACTIVE,
  CBA_ACTIVE,
  DISABLED
} SCH_status_t;


typedef struct {
  /// Status Flag indicating for this DLSCH (idle,active,disabled)
  SCH_status_t status;
  /// Transport block size
  uint32_t TBS;
  /// The payload + CRC size in bits, "B" from 36-212 
  uint32_t B;  
  /// Pointer to the payload
  uint8_t *b;             
  /// Pointers to transport block segments
  uint8_t *c[MAX_NUM_DLSCH_SEGMENTS]; 
  /// RTC values for each segment (for definition see 36-212 V8.6 2009-03, p.15)
  uint32_t RTC[MAX_NUM_DLSCH_SEGMENTS];
  /// Index of current HARQ round for this DLSCH                
  uint8_t round;                
  /// MCS format for this DLSCH
  uint8_t mcs;            
  /// Redundancy-version of the current sub-frame
  uint8_t rvidx;
  /// MIMO mode for this DLSCH
  MIMO_mode_t mimo_mode;
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
  /// Current RB allocation
  uint32_t rb_alloc[4];
  /// Current subband PMI allocation
  uint16_t pmi_alloc;
  /// Current subband RI allocation
  uint32_t ri_alloc;
  /// Current subband CQI1 allocation
  uint32_t cqi_alloc1;
  /// Current subband CQI2 allocation
  uint32_t cqi_alloc2;
  /// Current Number of RBs
  uint16_t nb_rb;
  /// downlink power offset field
  uint8_t dl_power_off;
  /// Concatenated "e"-sequences (for definition see 36-212 V8.6 2009-03, p.17-18) 
  uint8_t e[MAX_NUM_CHANNEL_BITS];
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
  /// Turbo-code outputs (36-212 V8.6 2009-03, p.12 
  uint8_t d[MAX_NUM_DLSCH_SEGMENTS][(96+3+(3*6144))];  
  /// Sub-block interleaver outputs (36-212 V8.6 2009-03, p.16-17)
  uint8_t w[MAX_NUM_DLSCH_SEGMENTS][3*6144]; 
  /// Number of code segments (for definition see 36-212 V8.6 2009-03, p.9)            
  uint32_t C;                         
  /// Number of "small" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cminus;                    
  /// Number of "large" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cplus;                     
  /// Number of bits in "small" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kminus;                    
  /// Number of bits in "large" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Kplus;                     
  /// Number of "Filler" bits (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t F;                         
155
  /// Number of MIMO layers (streams) (for definition see 36-212 V8.6 2009-03, p.17, TM3-4)
156
  uint8_t Nl;                       
157
158
159
160
  /// Number of layers for this PDSCH transmission (TM8-10)
  uint8_t Nlayers;
  /// First layer for this PSCH transmission
  uint8_t first_layer;
161
162
163
} LTE_DL_eNB_HARQ_t;

typedef struct {
164
165
166
167
  /// Indicator of first transmission
  uint8_t first_tx;
  /// Last Ndi received for this process on DCI (used for C-RNTI only)
  uint8_t DCINdi;
168
  /// Flag indicating that this ULSCH has a new packet (start of new round) 
169
  //  uint8_t Ndi;
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
  /// Status Flag indicating for this ULSCH (idle,active,disabled)
  SCH_status_t status;
  /// Subframe scheduling indicator (i.e. Transmission opportunity indicator)
  uint8_t subframe_scheduling_flag;
  /// Subframe cba scheduling indicator (i.e. Transmission opportunity indicator)
  uint8_t subframe_cba_scheduling_flag;
  /// First Allocated RB 
  uint16_t first_rb;
  /// Current Number of RBs
  uint16_t nb_rb;
  /// Last TPC command
  uint8_t TPC;
  /// Transport block size
  uint32_t TBS;
  /// The payload + CRC size in bits, "B" from 36-212 
  uint32_t B;  
  /// Length of ACK information (bits)
  uint8_t O_ACK;
  /// Pointer to the payload
  uint8_t *b;             
  /// Pointers to transport block segments
  uint8_t *c[MAX_NUM_ULSCH_SEGMENTS]; 
  /// RTC values for each segment (for definition see 36-212 V8.6 2009-03, p.15)
  uint32_t RTC[MAX_NUM_ULSCH_SEGMENTS];
  /// Index of current HARQ round for this ULSCH                
  uint8_t round;                
  /// MCS format of this ULSCH
  uint8_t mcs;            
  /// Redundancy-version of the current sub-frame
  uint8_t rvidx;
  /// Turbo-code outputs (36-212 V8.6 2009-03, p.12 
  uint8_t d[MAX_NUM_ULSCH_SEGMENTS][(96+3+(3*6144))];  
  /// Sub-block interleaver outputs (36-212 V8.6 2009-03, p.16-17)
  uint8_t w[MAX_NUM_ULSCH_SEGMENTS][3*6144]; 
  /// Number of code segments (for definition see 36-212 V8.6 2009-03, p.9)            
  uint32_t C;                         
  /// Number of "small" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cminus;                    
  /// Number of "large" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cplus;                     
  /// Number of bits in "small" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kminus;                    
  /// Number of bits in "large" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Kplus;                     
  /// Total number of bits across all segments
  uint32_t sumKr;
  /// Number of "Filler" bits (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t F;                         
  /// Msc_initial, Initial number of subcarriers for ULSCH (36-212, v8.6 2009-03, p.26-27)
  uint16_t Msc_initial;
  /// Nsymb_initial, Initial number of symbols for ULSCH (36-212, v8.6 2009-03, p.26-27)
  uint8_t Nsymb_initial;
  /// n_DMRS  for cyclic shift of DMRS (36.213 Table 9.1.2-2)
  uint8_t n_DMRS;
  /// n_DMRS2 for cyclic shift of DMRS (36.211 Table 5.5.1.1.-1)
  uint8_t n_DMRS2;
  /// Flag to indicate that this is a control only ULSCH (i.e. no MAC SDU)
  uint8_t control_only;
  /// Flag to indicate that this is a calibration ULSCH (i.e. no MAC SDU and filled with TDD calibration information)
  //  int calibration_flag;
} LTE_UL_UE_HARQ_t;

typedef struct {
knopp's avatar
   
knopp committed
233
234
  /// TX buffers for UE-spec transmission (antenna ports 5 or 7..14, prior to precoding)
  uint32_t *txdataF[8]; 
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
  /// Allocated RNTI (0 means DLSCH_t is not currently used)
  uint16_t rnti; 
  /// Active flag for baseband transmitter processing
  uint8_t active;
  /// Indicator of TX activation per subframe.  Used during PUCCH detection for ACK/NAK.
  uint8_t subframe_tx[10];
  /// First CCE of last PDSCH scheduling per subframe.  Again used during PUCCH detection for ACK/NAK. 
  uint8_t nCCE[10];
  /// Current HARQ process id
  uint8_t current_harq_pid;
  /// Process ID's per subframe.  Used to associate received ACKs on PUSCH/PUCCH to DLSCH harq process ids
  uint8_t harq_ids[10];
  /// Window size (in outgoing transport blocks) for fine-grain rate adaptation
  uint8_t ra_window_size;
  /// First-round error threshold for fine-grain rate adaptation
  uint8_t error_threshold;
  /// Pointers to 8 HARQ processes for the DLSCH
  LTE_DL_eNB_HARQ_t *harq_processes[8];     
  /// Number of soft channel bits
  uint32_t G;
  /// Codebook index for this dlsch (0,1,2,3)
  uint8_t codebook_index;          
  /// Maximum number of HARQ rounds (for definition see 36-212 V8.6 2009-03, p.17)             
  uint8_t Mdlharq;  
  /// MIMO transmission mode indicator for this sub-frame (for definition see 36-212 V8.6 2009-03, p.17)
  uint8_t Kmimo;
  /// amplitude of PDSCH (compared to RS) in symbols without pilots 
  int16_t sqrt_rho_a;
  /// amplitude of PDSCH (compared to RS) in symbols containing pilots
  int16_t sqrt_rho_b;
knopp's avatar
   
knopp committed
265

266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
} LTE_eNB_DLSCH_t;

#define PUSCH_x 2
#define PUSCH_y 3

typedef struct {
  /// Current Number of Symbols
  uint8_t Nsymb_pusch;
  /// SRS active flag
  uint8_t srs_active;
  /// Pointers to 8 HARQ processes for the ULSCH
  LTE_UL_UE_HARQ_t *harq_processes[8];     
  /// Pointer to CQI data
  uint8_t o[MAX_CQI_BYTES];
  /// Length of CQI data (bits)
  uint8_t O;
  /// Format of CQI data 
  UCI_format_t uci_format;
  /// Rank information 
  uint8_t o_RI[2];
  /// Length of rank information (bits)
  uint8_t O_RI;
  /// Pointer to ACK
  uint8_t o_ACK[4];
  /// Minimum number of CQI bits for PUSCH (36-212 r8.6, Sec 5.2.4.1 p. 37)
  uint8_t O_CQI_MIN;
  /// ACK/NAK Bundling flag
  uint8_t bundling;
  /// Concatenated "e"-sequences (for definition see 36-212 V8.6 2009-03, p.17-18) 
  uint8_t e[MAX_NUM_CHANNEL_BITS];
  /// Interleaved "h"-sequences (for definition see 36-212 V8.6 2009-03, p.17-18) 
  uint8_t h[MAX_NUM_CHANNEL_BITS];
  /// Scrambled "b"-sequences (for definition see 36-211 V8.6 2009-03, p.14) 
  uint8_t b_tilde[MAX_NUM_CHANNEL_BITS];
  /// Modulated "d"-sequences (for definition see 36-211 V8.6 2009-03, p.14) 
  mod_sym_t d[MAX_NUM_RE];
  /// Transform-coded "z"-sequences (for definition see 36-211 V8.6 2009-03, p.14-15) 
  mod_sym_t z[MAX_NUM_RE];
  /// Maximum number of HARQ rounds (for definition see 36-212 V8.6 2009-03, p.17)             
  uint8_t Mdlharq; 
  /// "q" sequences for CQI/PMI (for definition see 36-212 V8.6 2009-03, p.27)
  uint8_t q[MAX_CQI_PAYLOAD];
  /// coded and interleaved CQI bits
  uint8_t o_w[(MAX_CQI_BITS+8)*3];
  /// coded CQI bits
  uint8_t o_d[96+((MAX_CQI_BITS+8)*3)];
  /// coded ACK bits
  uint8_t q_ACK[MAX_ACK_PAYLOAD];
  /// coded RI bits
  uint8_t q_RI[MAX_RI_PAYLOAD];
  /// beta_offset_cqi times 8
  uint16_t beta_offset_cqi_times8;
  /// beta_offset_ri times 8
  uint16_t beta_offset_ri_times8;
  /// beta_offset_harqack times 8
  uint16_t beta_offset_harqack_times8;
  /// power_offset
  uint8_t power_offset;
  // for cooperative communication
  uint8_t cooperation_flag;
  /// RNTI attributed to this ULSCH
  uint16_t rnti;
  /// f_PUSCH parameter for PUSCH power control
  int16_t f_pusch;
  /// Po_PUSCH - target output power for PUSCH
  int16_t Po_PUSCH;
  /// PHR - current power headroom (based on last PUSCH transmission)
  int16_t PHR;
  /// num active cba group 
  uint8_t num_active_cba_groups;
  /// num dci found for cba
  uint8_t num_cba_dci[10];
  /// allocated CBA RNTI
  uint16_t cba_rnti[4];//NUM_MAX_CBA_GROUP];
} LTE_UE_ULSCH_t;

typedef struct {
  /// Flag indicating that this ULSCH has been allocated by a DCI (otherwise it is a retransmission based on PHICH NAK)
  uint8_t dci_alloc;
  /// Flag indicating that this ULSCH has been allocated by a RAR (otherwise it is a retransmission based on PHICH NAK or DCI)
  uint8_t rar_alloc;
  /// Status Flag indicating for this ULSCH (idle,active,disabled)
  SCH_status_t status;
  /// Subframe scheduling indicator (i.e. Transmission opportunity indicator)
  uint8_t subframe_scheduling_flag;
  /// Subframe cba scheduling indicator (i.e. CBA Transmission opportunity indicator)
  uint8_t subframe_cba_scheduling_flag;
  /// PHICH active flag
  uint8_t phich_active;
  /// PHICH ACK
  uint8_t phich_ACK;
  /// Last TPC command
  uint8_t TPC;
  /// First Allocated RB 
  uint16_t first_rb;
  /// Current Number of RBs
  uint16_t nb_rb;
  /// Transport block size
  uint32_t TBS;
  /// The payload + CRC size in bits  
  uint32_t B; 
knopp's avatar
   
knopp committed
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
  /// CQI CRC status
  uint8_t cqi_crc_status;
  /// Pointer to CQI data
  uint8_t o[MAX_CQI_BYTES];
  /// Format of CQI data 
  UCI_format_t uci_format;
  /// Length of CQI data under RI=1 assumption(bits)
  uint8_t Or1;
  /// Length of CQI data under RI=2 assumption(bits)
  uint8_t Or2;
  /// Rank information 
  uint8_t o_RI[2];
  /// Length of rank information (bits)
  uint8_t O_RI;
  /// Pointer to ACK
  uint8_t o_ACK[4];
383
384
  /// Length of ACK information (bits)
  uint8_t O_ACK;
385
386
  /// The value of DAI in DCI format 0 
  uint8_t V_UL_DAI;
knopp's avatar
   
knopp committed
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
  /// "q" sequences for CQI/PMI (for definition see 36-212 V8.6 2009-03, p.27)
  int8_t q[MAX_CQI_PAYLOAD];
  /// number of coded CQI bits after interleaving
  uint8_t o_RCC;
  /// coded and interleaved CQI bits
  int8_t o_w[(MAX_CQI_BITS+8)*3];
  /// coded CQI bits
  int8_t o_d[96+((MAX_CQI_BITS+8)*3)];
  /// coded ACK bits
  int16_t q_ACK[MAX_ACK_PAYLOAD];
  /// coded RI bits
  int16_t q_RI[MAX_RI_PAYLOAD];
  /// Concatenated "e"-sequences (for definition see 36-212 V8.6 2009-03, p.17-18) 
  int16_t e[MAX_NUM_CHANNEL_BITS];
  /// Temporary h sequence to flag PUSCH_x/PUSCH_y symbols which are not scrambled
  uint8_t h[MAX_NUM_CHANNEL_BITS];
403
404
405
406
407
408
  /// Pointer to the payload
  uint8_t *b;  
  /// Pointers to transport block segments
  uint8_t *c[MAX_NUM_ULSCH_SEGMENTS];
  /// RTC values for each segment (for definition see 36-212 V8.6 2009-03, p.15)  
  uint32_t RTC[MAX_NUM_ULSCH_SEGMENTS]; 
knopp's avatar
   
knopp committed
409
410
411
412
  /// Current Number of Symbols
  uint8_t Nsymb_pusch;
  /// SRS active flag
  uint8_t srs_active;
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
  /// Index of current HARQ round for this ULSCH
  uint8_t round; 
  /// MCS format for this ULSCH
  uint8_t mcs; 
  /// Redundancy-version of the current sub-frame
  uint8_t rvidx;
  /// soft bits for each received segment ("w"-sequence)(for definition see 36-212 V8.6 2009-03, p.15) 
  int16_t w[MAX_NUM_ULSCH_SEGMENTS][3*(6144+64)];
  /// soft bits for each received segment ("d"-sequence)(for definition see 36-212 V8.6 2009-03, p.15)    
  int16_t *d[MAX_NUM_ULSCH_SEGMENTS];
  /// Number of code segments (for definition see 36-212 V8.6 2009-03, p.9)   
  uint32_t C;  
  /// Number of "small" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cminus; 
  /// Number of "large" code segments (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Cplus;  
  /// Number of bits in "small" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kminus; 
  /// Number of bits in "large" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kplus;
  /// Number of "Filler" bits (for definition see 36-212 V8.6 2009-03, p.10)  
  uint32_t F;  
  /// Number of MIMO layers (streams) (for definition see 36-212 V8.6 2009-03, p.17)
  uint8_t Nl;  
  /// Msc_initial, Initial number of subcarriers for ULSCH (36-212, v8.6 2009-03, p.26-27)
  uint16_t Msc_initial;
  /// Nsymb_initial, Initial number of symbols for ULSCH (36-212, v8.6 2009-03, p.26-27)
  uint8_t Nsymb_initial;
  /// n_DMRS  for cyclic shift of DMRS (36.213 Table 9.1.2-2)
  uint8_t n_DMRS;
  /// n_DMRS 2 for cyclic shift of DMRS (36.211 Table 5.5.1.1.-1)
  uint8_t n_DMRS2;
  /// Flag to indicate that this ULSCH is for calibration information sent from UE (i.e. no MAC SDU to pass up)
  //  int calibration_flag;
447
448
  /// delta_TF for power control
  int32_t delta_TF;
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
} LTE_UL_eNB_HARQ_t;

typedef struct {
  /// Pointers to 8 HARQ processes for the ULSCH
  LTE_UL_eNB_HARQ_t *harq_processes[8];     
  /// Maximum number of HARQ rounds (for definition see 36-212 V8.6 2009-03, p.17)             
  uint8_t Mdlharq; 
  /// Maximum number of iterations used in eNB turbo decoder
  uint8_t max_turbo_iterations;
  /// ACK/NAK Bundling flag
  uint8_t bundling;
  /// beta_offset_cqi times 8
  uint16_t beta_offset_cqi_times8;
  /// beta_offset_ri times 8
  uint16_t beta_offset_ri_times8;
  /// beta_offset_harqack times 8
  uint16_t beta_offset_harqack_times8;
  /// Flag to indicate that eNB awaits UE Msg3 
  uint8_t Msg3_active;
  /// Flag to indicate that eNB should decode UE Msg3 
  uint8_t Msg3_flag;
  /// Subframe for Msg3
  uint8_t Msg3_subframe;
  /// Frame for Msg3
  uint32_t Msg3_frame;
  /// RNTI attributed to this ULSCH
  uint16_t rnti;
  /// cyclic shift for DM RS
  uint8_t cyclicShift;
  /// cooperation flag
  uint8_t cooperation_flag;
  /// num active cba group 
  uint8_t num_active_cba_groups;
  /// allocated CBA RNTI for this ulsch
  uint16_t cba_rnti[4];//NUM_MAX_CBA_GROUP];
484
485
486
487
488
489
#ifdef LOCALIZATION
  /// epoch timestamp in millisecond
  int32_t reference_timestamp_ms;
  /// aggregate physical states every n millisecond
  int32_t aggregation_period_ms; 
  /// a set of lists used for localization
490
491
  struct list loc_rss_list[10], loc_rssi_list[10], loc_subcarrier_rss_list[10], loc_timing_advance_list[10], loc_timing_update_list[10];
  struct list tot_loc_rss_list, tot_loc_rssi_list, tot_loc_subcarrier_rss_list, tot_loc_timing_advance_list, tot_loc_timing_update_list;
492
#endif 
493
494
495
} LTE_eNB_ULSCH_t;

typedef struct {
496
497
498
499
  /// Indicator of first transmission
  uint8_t first_tx;
  /// Last Ndi received for this process on DCI (used for C-RNTI only)
  uint8_t DCINdi;
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
  /// DLSCH status flag indicating 
  SCH_status_t status;
  /// Transport block size
  uint32_t TBS;
  /// The payload + CRC size in bits  
  uint32_t B; 
  /// Pointer to the payload
  uint8_t *b;  
  /// Pointers to transport block segments
  uint8_t *c[MAX_NUM_DLSCH_SEGMENTS];
  /// RTC values for each segment (for definition see 36-212 V8.6 2009-03, p.15)  
  uint32_t RTC[MAX_NUM_DLSCH_SEGMENTS]; 
  /// Index of current HARQ round for this DLSCH
  uint8_t round; 
  /// MCS format for this DLSCH
  uint8_t mcs; 
  /// Redundancy-version of the current sub-frame
  uint8_t rvidx;
  /// MIMO mode for this DLSCH
  MIMO_mode_t mimo_mode;
  /// soft bits for each received segment ("w"-sequence)(for definition see 36-212 V8.6 2009-03, p.15) 
  int16_t w[MAX_NUM_DLSCH_SEGMENTS][3*(6144+64)];
  /// for abstraction soft bits for each received segment ("w"-sequence)(for definition see 36-212 V8.6 2009-03, p.15) 
  double w_abs[MAX_NUM_DLSCH_SEGMENTS][3*(6144+64)];
  /// soft bits for each received segment ("d"-sequence)(for definition see 36-212 V8.6 2009-03, p.15)    
  int16_t *d[MAX_NUM_DLSCH_SEGMENTS];
  /// Number of code segments (for definition see 36-212 V8.6 2009-03, p.9)   
  uint32_t C;  
  /// Number of "small" code segments (for definition see 36-212 V8.6 2009-03, p.10)
  uint32_t Cminus; 
  /// Number of "large" code segments (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Cplus;  
  /// Number of bits in "small" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kminus; 
  /// Number of bits in "large" code segments (<6144) (for definition see 36-212 V8.6 2009-03, p.10) 
  uint32_t Kplus;
  /// Number of "Filler" bits (for definition see 36-212 V8.6 2009-03, p.10)  
  uint32_t F;  
  /// Number of MIMO layers (streams) (for definition see 36-212 V8.6 2009-03, p.17)
  uint8_t Nl;
  /// current delta_pucch
gauthier's avatar
gauthier committed
541
  int8_t delta_PUCCH;
542
543
544
545
546
547
548
549
550
551
552
553
  /// Number of soft channel bits
  uint32_t G;
  /// Current Number of RBs
  uint16_t nb_rb;
  /// Current subband PMI allocation
  uint16_t pmi_alloc;
  /// Current RB allocation
  uint32_t rb_alloc[4];
  /// downlink power offset field
  uint8_t dl_power_off;
} LTE_DL_UE_HARQ_t;

554
555
556
557
558
559
typedef struct {
    /// time-based localization, relying on TA and TOA
    double time_based;
    /// power-based localization, relying on RSS and RSSI
    double power_based;
} eNB_UE_estimated_distances;
560
561
562

typedef struct {
  /// UL RSSI per receive antenna
gauthier's avatar
gauthier committed
563
  int32_t UL_rssi[NB_ANTENNAS_RX];
564
565
566
567
568
569
570
571
572
573
574
575
576
  /// DL Wideband CQI index (2 TBs)
  uint8_t DL_cqi[2];
  /// DL Subband CQI index (from HLC feedback)
  uint8_t DL_subband_cqi[2][13];
  /// DL PMI Single Stream
  uint16_t DL_pmi_single;
  /// DL PMI Dual Stream
  uint16_t DL_pmi_dual;
  /// Current RI
  uint8_t rank;
  /// CRNTI of UE
  uint16_t crnti; ///user id (rnti) of connected UEs
  /// Initial timing offset estimate from PRACH for RAR
gauthier's avatar
gauthier committed
577
  int32_t UE_timing_offset; 
578
  /// Timing advance estimate from PUSCH for MAC timing advance signalling
gauthier's avatar
gauthier committed
579
  int32_t timing_advance_update; 
580
581
582
583
  /// Current mode of UE (NOT SYCHED, RAR, PUSCH)
  UE_MODE_t mode;
  /// Current sector where UE is attached
  uint8_t sector;
584
  
Florian Kaltenberger's avatar
Florian Kaltenberger committed
585
586
587
588
589
590
591
592
593
594
595
  /// dlsch l2 errors
  uint32_t dlsch_l2_errors[8];
  /// dlsch trials per harq and round 
  uint32_t dlsch_trials[8][8];
  /// dlsch ACK/NACK per hard_pid and round
  uint32_t dlsch_ACK[8][8];
  uint32_t dlsch_NAK[8][8];

  /// ulsch l2 errors per harq_pid
  uint32_t ulsch_errors[8];
  /// ulsch l2 consecutive errors per harq_pid
596
  uint32_t ulsch_consecutive_errors; //[8];
Florian Kaltenberger's avatar
Florian Kaltenberger committed
597
598
599
600
601
602
  /// ulsch trials/errors/fer per harq and round
  uint32_t ulsch_decoding_attempts[8][8];
  uint32_t ulsch_round_errors[8][8];
  uint32_t ulsch_decoding_attempts_last[8][8];
  uint32_t ulsch_round_errors_last[8][8];
  uint32_t ulsch_round_fer[8][8];
603
604
605
  uint32_t sr_received;
  uint32_t sr_total;

Florian Kaltenberger's avatar
Florian Kaltenberger committed
606
607
608
  /// dlsch sliding count and total errors in round 0 are used to compute the dlsch_mcs_offset
  uint32_t dlsch_sliding_cnt;
  uint32_t dlsch_NAK_round0;
gauthier's avatar
gauthier committed
609
  int8_t dlsch_mcs_offset;
Florian Kaltenberger's avatar
Florian Kaltenberger committed
610

611
612
613
614
  /// Target mcs1 after rate-adaptation (used by MAC layer scheduler)
  uint8_t dlsch_mcs1;
  /// Target mcs2 after rate-adaptation (used by MAC layer scheduler)
  uint8_t dlsch_mcs2;
Florian Kaltenberger's avatar
Florian Kaltenberger committed
615
616
617
  /// Total bits received from MAC on PDSCH
  int total_TBS_MAC;
  /// Total bits acknowledged on PDSCH
618
  int total_TBS;
Florian Kaltenberger's avatar
Florian Kaltenberger committed
619
  /// Total bits acknowledged on PDSCH (last interval)
620
  int total_TBS_last;
Florian Kaltenberger's avatar
Florian Kaltenberger committed
621
  /// Bitrate on the PDSCH [bps]
622
  unsigned int dlsch_bitrate;
Florian Kaltenberger's avatar
Florian Kaltenberger committed
623
  //  unsigned int total_transmitted_bits;
624
625
626
627
#ifdef LOCALIZATION
  eNB_UE_estimated_distances distance;
  int32_t *subcarrier_rssi;
#endif
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
} LTE_eNB_UE_stats;

typedef struct {
  /// HARQ process id
  uint8_t harq_id;
  /// ACK bits (after decoding)
  uint8_t ack;
  /// send status (for PUCCH)
  uint8_t send_harq_status;
  /// nCCE (for PUCCH)
  uint8_t nCCE;
} harq_status_t;

typedef struct {
  /// RNTI
  uint16_t rnti;
  /// Active flag for DLSCH demodulation
  uint8_t active;
  /// Transmission mode
  uint8_t mode1_flag;
  /// amplitude of PDSCH (compared to RS) in symbols without pilots
  int16_t sqrt_rho_a;
  /// amplitude of PDSCH (compared to RS) in symbols containing pilots
  int16_t sqrt_rho_b;
  /// Current HARQ process id
  uint8_t current_harq_pid;
  /// Current subband antenna selection
  uint32_t antenna_alloc;
  /// Current subband RI allocation
  uint32_t ri_alloc;
  /// Current subband CQI1 allocation
  uint32_t cqi_alloc1;
  /// Current subband CQI2 allocation
  uint32_t cqi_alloc2;
662
663
  /// saved subband PMI allocation from last PUSCH/PUCCH report
  uint16_t pmi_alloc;
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
  /// HARQ-ACKs
  harq_status_t harq_ack[10];
  /// Pointers to up to 8 HARQ processes
  LTE_DL_UE_HARQ_t *harq_processes[8];   
  /// Maximum number of HARQ rounds (for definition see 36-212 V8.6 2009-03, p.17
  uint8_t Mdlharq;              
  /// MIMO transmission mode indicator for this sub-frame (for definition see 36-212 V8.6 2009-03, p.17)
  uint8_t Kmimo;
  /// Maximum number of Turbo iterations
  uint8_t max_turbo_iterations;
} LTE_UE_DLSCH_t;

typedef enum {format0,
	      format1,
	      format1A,
	      format1B,
	      format1C,
	      format1D,
	      format1E_2A_M10PRB,
knopp's avatar
   
knopp committed
683
684
685
686
687
	      format2,
	      format2A,
	      format2B,
	      format2C,
	      format2D,
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
	      format3
} DCI_format_t;

typedef enum {
  SI_PDSCH=0,
  RA_PDSCH,
  PDSCH,
  PMCH
} PDSCH_t;

typedef enum {
  pucch_format1=0,
  pucch_format1a,
  pucch_format1b,
  pucch_format2,
  pucch_format2a,
  pucch_format2b
} PUCCH_FMT_t;


typedef struct {
  /// Length of DCI in bits
  uint8_t dci_length;
  /// Aggregation level 
  uint8_t L;
  /// Position of first CCE of the dci
knopp's avatar
   
knopp committed
714
  int nCCE;
715
  /// flag to indicate that this is a RA response
gauthier's avatar
gauthier committed
716
  boolean_t ra_flag;
717
  /// rnti
gauthier's avatar
gauthier committed
718
  rnti_t rnti;
719
720
721
722
723
724
725
726
727
  /// Format
  DCI_format_t format;
  /// DCI pdu
  uint8_t dci_pdu[8];
} DCI_ALLOC_t;


/**@}*/
#endif