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Commit c75c626b authored by Calvin HSU's avatar Calvin HSU
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UE: Add Type0-PDCCH common search space & coreset calculation.

parent d2039b4c
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Showing with 177 additions and 77 deletions
nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h
View file @ c75c626b
......@@ -144,14 +144,27 @@ typedef struct {
uint32_t sr;
} fapi_nr_uci_pdu_rel15_t;
typedef enum {
CCE_REG_MAPPING_TYPE_INTERLEAVED,
CCE_REG_MAPPING_TYPE_NON_INTERLEAVED,
} coreset_cce_reg_mapping_type_t;
typedef enum{
PRECODER_GRANULARITY_SAME_AS_REG_BUNDLE,
PRECODER_GRANULARITY_ALL_CONTIGUOUS_RBS
} coreset_precoder_granularity_t;
typedef struct {
uint32_t frequency_domain_resource;
/// frequency_domain_resource;
uint32_t rb_start;
uint32_t rb_end;
uint8_t duration;
uint8_t cce_reg_mapping_type; // interleaved or noninterleaved
coreset_cce_reg_mapping_type_t cce_reg_mapping_type; // interleaved or noninterleaved
uint8_t cce_reg_interleaved_reg_bundle_size; // valid if CCE to REG mapping type is interleaved type
uint8_t cce_reg_interleaved_interleaver_size; // valid if CCE to REG mapping type is interleaved type
uint8_t cce_reg_interleaved_shift_index; // valid if CCE to REG mapping type is interleaved type
uint8_t precoder_granularity;
coreset_precoder_granularity_t precoder_granularity;
uint8_t tci_state_pdcch;
uint8_t tci_present_in_dci;
......
openair2/LAYER2/NR_MAC_UE/mac_defs.h
View file @ c75c626b
......@@ -72,11 +72,12 @@ typedef struct {
NR_MIB_t *mib;
/// Type0-PDCCH seach space coreset
uint32_t num_rbs;
uint32_t num_symbols;
uint32_t rb_offset;
fapi_nr_search_space_t type0_pdcch_ss;
uint32_t type0_pdcch_ss_mux_pattern;
float type0_pdcch_ss_big_o;
uint32_t type0_pdcch_ss_number_of_search_space_per_slot;
float type0_pdcch_ss_big_m;
uint32_t type0_pdcch_ss_first_symbol_index;
/// Type0-PDCCH seach space
......
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
View file @ c75c626b
......@@ -86,7 +86,7 @@ int8_t nr_ue_decode_mib(
uint32_t ssb_subcarrier_offset = mac->mib->ssb_SubcarrierOffset;
uint32_t ssb_index = 0;
uint32_t ssb_index = 0; // TODO: ssb_index should obtain from L1 in case Lssb != 64
frame = frame << 4;
frame = frame | frame_number_4lsb;
......@@ -115,117 +115,121 @@ int8_t nr_ue_decode_mib(
subcarrier_spacing_t scs_ssb = scs_15kHz; // default for testing
subcarrier_spacing_t scs_pdcch = scs_15kHz; // default for testing
channel_bandwidth_t min_channel_bw = bw_5MHz; // deafult for testing
uint32_t ssb_coreset_multiplexing_pattern;
uint32_t is_condition_A = 1;
frequency_range_t frequency_range = FR1;
uint32_t index_4msb = (mac->mib->pdcch_ConfigSIB1 >> 4) & 0xf;
uint32_t index_4lsb = (mac->mib->pdcch_ConfigSIB1 & 0xf);
int32_t num_rbs = -1;
int32_t num_symbols = -1;
int32_t rb_offset = -1;
// type0-pdcch coreset
switch( (scs_ssb << 5)|scs_pdcch ){
case (scs_15kHz << 5) | scs_15kHz :
AssertFatal(index_4msb < 15, "38.213 Table 13-1 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_1_c2[index_4msb];
mac->num_symbols = table_38213_13_1_c3[index_4msb];
mac->rb_offset = table_38213_13_1_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_1_c2[index_4msb];
num_symbols = table_38213_13_1_c3[index_4msb];
rb_offset = table_38213_13_1_c4[index_4msb];
break;
case (scs_15kHz << 5) | scs_30kHz:
AssertFatal(index_4msb < 14, "38.213 Table 13-2 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_2_c2[index_4msb];
mac->num_symbols = table_38213_13_2_c3[index_4msb];
mac->rb_offset = table_38213_13_2_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_2_c2[index_4msb];
num_symbols = table_38213_13_2_c3[index_4msb];
rb_offset = table_38213_13_2_c4[index_4msb];
break;
case (scs_30kHz << 5) | scs_15kHz:
if((min_channel_bw & bw_5MHz) | (min_channel_bw & bw_10MHz)){
AssertFatal(index_4msb < 9, "38.213 Table 13-3 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_3_c2[index_4msb];
mac->num_symbols = table_38213_13_3_c3[index_4msb];
mac->rb_offset = table_38213_13_3_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_3_c2[index_4msb];
num_symbols = table_38213_13_3_c3[index_4msb];
rb_offset = table_38213_13_3_c4[index_4msb];
}else if(min_channel_bw & bw_40MHz){
AssertFatal(index_4msb < 9, "38.213 Table 13-5 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_5_c2[index_4msb];
mac->num_symbols = table_38213_13_5_c3[index_4msb];
mac->rb_offset = table_38213_13_5_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_5_c2[index_4msb];
num_symbols = table_38213_13_5_c3[index_4msb];
rb_offset = table_38213_13_5_c4[index_4msb];
}else{ ; }
break;
case (scs_30kHz << 5) | scs_30kHz:
if((min_channel_bw & bw_5MHz) | (min_channel_bw & bw_10MHz)){
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_4_c2[index_4msb];
mac->num_symbols = table_38213_13_4_c3[index_4msb];
mac->rb_offset = table_38213_13_4_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_4_c2[index_4msb];
num_symbols = table_38213_13_4_c3[index_4msb];
rb_offset = table_38213_13_4_c4[index_4msb];
}else if(min_channel_bw & bw_40MHz){
AssertFatal(index_4msb < 10, "38.213 Table 13-6 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_6_c2[index_4msb];
mac->num_symbols = table_38213_13_6_c3[index_4msb];
mac->rb_offset = table_38213_13_6_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_6_c2[index_4msb];
num_symbols = table_38213_13_6_c3[index_4msb];
rb_offset = table_38213_13_6_c4[index_4msb];
}else{ ; }
break;
case (scs_120kHz << 5) | scs_60kHz:
AssertFatal(index_4msb < 12, "38.213 Table 13-7 4 MSB out of range\n");
if(index_4msb & 0x7){
ssb_coreset_multiplexing_pattern = 1;
mac->type0_pdcch_ss_mux_pattern = 1;
}else if(index_4msb & 0x18){
ssb_coreset_multiplexing_pattern = 2;
mac->type0_pdcch_ss_mux_pattern = 2;
}else{ ; }
mac->num_rbs = table_38213_13_7_c2[index_4msb];
mac->num_symbols = table_38213_13_7_c3[index_4msb];
num_rbs = table_38213_13_7_c2[index_4msb];
num_symbols = table_38213_13_7_c3[index_4msb];
if(!is_condition_A && (index_4msb == 8 || index_4msb == 10)){
mac->rb_offset = table_38213_13_7_c4[index_4msb] - 1;
rb_offset = table_38213_13_7_c4[index_4msb] - 1;
}else{
mac->rb_offset = table_38213_13_7_c4[index_4msb];
rb_offset = table_38213_13_7_c4[index_4msb];
}
break;
case (scs_120kHz << 5) | scs_120kHz:
AssertFatal(index_4msb < 8, "38.213 Table 13-8 4 MSB out of range\n");
if(index_4msb & 0x3){
ssb_coreset_multiplexing_pattern = 1;
mac->type0_pdcch_ss_mux_pattern = 1;
}else if(index_4msb & 0x0c){
ssb_coreset_multiplexing_pattern = 3;
mac->type0_pdcch_ss_mux_pattern = 3;
}
mac->num_rbs = table_38213_13_8_c2[index_4msb];
mac->num_symbols = table_38213_13_8_c3[index_4msb];
num_rbs = table_38213_13_8_c2[index_4msb];
num_symbols = table_38213_13_8_c3[index_4msb];
if(!is_condition_A && (index_4msb == 4 || index_4msb == 6)){
mac->rb_offset = table_38213_13_8_c4[index_4msb] - 1;
rb_offset = table_38213_13_8_c4[index_4msb] - 1;
}else{
mac->rb_offset = table_38213_13_8_c4[index_4msb];
rb_offset = table_38213_13_8_c4[index_4msb];
}
break;
case (scs_240kHz << 5) | scs_60kHz:
AssertFatal(index_4msb < 4, "38.213 Table 13-9 4 MSB out of range\n");
ssb_coreset_multiplexing_pattern = 1;
mac->num_rbs = table_38213_13_9_c2[index_4msb];
mac->num_symbols = table_38213_13_9_c3[index_4msb];
mac->rb_offset = table_38213_13_9_c4[index_4msb];
mac->type0_pdcch_ss_mux_pattern = 1;
num_rbs = table_38213_13_9_c2[index_4msb];
num_symbols = table_38213_13_9_c3[index_4msb];
rb_offset = table_38213_13_9_c4[index_4msb];
break;
case (scs_240kHz << 5) | scs_120kHz:
AssertFatal(index_4msb < 8, "38.213 Table 13-10 4 MSB out of range\n");
if(index_4msb & 0x3){
ssb_coreset_multiplexing_pattern = 1;
mac->type0_pdcch_ss_mux_pattern = 1;
}else if(index_4msb & 0x0c){
ssb_coreset_multiplexing_pattern = 2;
mac->type0_pdcch_ss_mux_pattern = 2;
}
mac->num_rbs = table_38213_13_10_c2[index_4msb];
mac->num_symbols = table_38213_13_10_c3[index_4msb];
num_rbs = table_38213_13_10_c2[index_4msb];
num_symbols = table_38213_13_10_c3[index_4msb];
if(!is_condition_A && (index_4msb == 4 || index_4msb == 6)){
mac->rb_offset = table_38213_13_10_c4[index_4msb]-1;
rb_offset = table_38213_13_10_c4[index_4msb]-1;
}else{
mac->rb_offset = table_38213_13_10_c4[index_4msb];
rb_offset = table_38213_13_10_c4[index_4msb];
}
break;
......@@ -234,67 +238,149 @@ int8_t nr_ue_decode_mib(
break;
}
AssertFatal(num_rbs != -1, "Type0 PDCCH coreset num_rbs undefined");
AssertFatal(num_symbols != -1, "Type0 PDCCH coreset num_symbols undefined");
AssertFatal(rb_offset != -1, "Type0 PDCCH coreset rb_offset undefined");
uint32_t cell_id = 0; // obtain from L1 later
mac->type0_pdcch_ss.coreset.rb_start = rb_offset;
mac->type0_pdcch_ss.coreset.rb_end = rb_offset + num_rbs - 1;
mac->type0_pdcch_ss.coreset.duration = num_symbols;
mac->type0_pdcch_ss.coreset.cce_reg_mapping_type = CCE_REG_MAPPING_TYPE_INTERLEAVED;
mac->type0_pdcch_ss.coreset.cce_reg_interleaved_reg_bundle_size = 6; // L
mac->type0_pdcch_ss.coreset.cce_reg_interleaved_interleaver_size = 2; // R
mac->type0_pdcch_ss.coreset.cce_reg_interleaved_shift_index = cell_id;
mac->type0_pdcch_ss.coreset.precoder_granularity = PRECODER_GRANULARITY_SAME_AS_REG_BUNDLE;
mac->type0_pdcch_ss.coreset.pdcch_dmrs_scrambling_id = cell_id;
// type0-pdcch search space
float big_o;
uint32_t number_of_search_space_per_slot;
float big_m;
uint32_t first_symbol_index;
const uint32_t num_symbols_coreset = 0; // check after
uint32_t ii = 0; // check later
uint32_t kk = 0;
if(ssb_coreset_multiplexing_pattern == 1 && frequency_range == FR1){
/// MUX PATTERN 1
if(mac->type0_pdcch_ss_mux_pattern == 1 && frequency_range == FR1){
big_o = table_38213_13_11_c1[index_4lsb];
number_of_search_space_per_slot = table_38213_13_11_c2[index_4lsb];
big_m = table_38213_13_11_c3[index_4lsb];
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 7) && (ii&1)){
first_symbol_index = num_symbols_coreset;
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 7) && (ssb_index&1)){
first_symbol_index = num_symbols;
}else{
first_symbol_index = table_38213_13_11_c4[index_4lsb];
}
}
if(ssb_coreset_multiplexing_pattern == 1 && frequency_range == FR2){
if(mac->type0_pdcch_ss_mux_pattern == 1 && frequency_range == FR2){
big_o = table_38213_13_12_c1[index_4lsb];
number_of_search_space_per_slot = table_38213_13_11_c2[index_4lsb];
big_m = table_38213_13_12_c3[index_4lsb];
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 10) && (ii&1)){
if((index_4lsb == 1 || index_4lsb == 3 || index_4lsb == 5 || index_4lsb == 10) && (ssb_index&1)){
first_symbol_index = 7;
}else if((index_4lsb == 6 || index_4lsb == 7 || index_4lsb == 8 || index_4lsb == 11) && (ii&1)){
first_symbol_index = num_symbols_coreset;
}else if((index_4lsb == 6 || index_4lsb == 7 || index_4lsb == 8 || index_4lsb == 11) && (ssb_index&1)){
first_symbol_index = num_symbols;
}else{
first_symbol_index = 0;
}
}
if(ssb_coreset_multiplexing_pattern == 2){
/// MUX PATTERN 2
if(mac->type0_pdcch_ss_mux_pattern == 2){
if((scs_ssb == scs_120kHz) && (scs_pdcch == scs_60kHz)){
// 38.213 Table 13-13
AssertFatal(index_4lsb == 0, "38.213 Table 13-13 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
// PDCCH monitoring occasions (SFN and slot number) same as SSB frame-slot
// TODO Type0SS_frame = SSB_frame
// TODO Type0SS_slot = SSB_slot
switch(ssb_index & 0x3){ // ssb_index(i) mod 4
case 0:
first_symbol_index = 0;
break;
case 1:
first_symbol_index = 1;
break;
case 2:
first_symbol_index = 6;
break;
case 3:
first_symbol_index = 7;
break;
default: break;
}
}else if((scs_ssb == scs_240kHz) && (scs_pdcch == scs_120kHz)){
// 38.213 Table 13-14
AssertFatal(index_4lsb == 0, "38.213 Table 13-14 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
// PDCCH monitoring occasions (SFN and slot number) same as SSB frame-slot
// TODO Type0SS_frame = SSB_frame
switch(ssb_index & 0x7){ // ssb_index(i) mod 8
case 0:
first_symbol_index = 0;
break;
case 1:
first_symbol_index = 1;
break;
case 2:
first_symbol_index = 2;
break;
case 3:
first_symbol_index = 3;
break;
case 4:
first_symbol_index = 12;
// TODO Type0SS_slot = SSB_slot - 1
break;
case 5:
first_symbol_index = 13;
// TODO Type0SS_slot = SSB_slot - 1
break;
case 6:
first_symbol_index = 0;
break;
case 7:
first_symbol_index = 1;
break;
default: break;
}
}else{ ; }
}
if(ssb_coreset_multiplexing_pattern == 3){
/// MUX PATTERN 3
if(mac->type0_pdcch_ss_mux_pattern == 3){
if((scs_ssb == scs_120kHz) && (scs_pdcch == scs_120kHz)){
// 38.213 Table 13-15
AssertFatal(index_4lsb == 0, "38.213 Table 13-15 4 LSB out of range\n");
// TODO check PDCCH monitoring occasions (SFN and slot number)
// TODO check first symbol index
//first_symbol_index =
// PDCCH monitoring occasions (SFN and slot number) same as SSB frame-slot
// TODO Type0SS_frame = SSB_frame
// TODO Type0SS_slot = SSB_slot
switch(ssb_index & 0x3){ // ssb_index(i) mod 4
case 0:
first_symbol_index = 4;
break;
case 1:
first_symbol_index = 8;
break;
case 2:
first_symbol_index = 2;
break;
case 3:
first_symbol_index = 6;
break;
default: break;
}
}else{ ; }
}
mac->type0_pdcch_ss_big_o = big_o;
mac->type0_pdcch_ss_number_of_search_space_per_slot = number_of_search_space_per_slot;
mac->type0_pdcch_ss_big_m = big_m;
mac->type0_pdcch_ss_first_symbol_index = first_symbol_index;
// fill in the elements in config request inside P5 message
mac->phy_config.config_req.pbch_config.system_frame_number = frame; // after calculation
mac->phy_config.config_req.pbch_config.subcarrier_spacing_common = mac->mib->subCarrierSpacingCommon;
......
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