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Commit 11dc7d2b authored by Elena Lukashova's avatar Elena Lukashova
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extension to tmpi 2 for TM4

parent cf2b532a
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cmake_targets/CMakeLists.txt
View file @ 11dc7d2b
......@@ -119,6 +119,7 @@ endmacro(add_list_string_option)
####################################################
# compilation flags
#############################################
set (CMAKE_BUILD_TYPE "Debug")
if (CMAKE_BUILD_TYPE STREQUAL "")
set(CMAKE_BUILD_TYPE "RelWithDebInfo")
endif()
......
openair1/PHY/LTE_TRANSPORT/dci_tools.c
View file @ 11dc7d2b
......@@ -872,7 +872,8 @@ int generate_eNB_dlsch_params_from_dci(int frame,
uint16_t si_rnti,
uint16_t ra_rnti,
uint16_t p_rnti,
uint16_t DL_pmi_single)
uint16_t DL_pmi_single
)
{
uint8_t harq_pid = UINT8_MAX;
......@@ -1538,14 +1539,14 @@ int generate_eNB_dlsch_params_from_dci(int frame,
case 0:
dlsch0_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODING1;
dlsch1_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODING1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0,1);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,0,1);
break;
case 1:
dlsch0_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODINGj;
dlsch1_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODINGj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1,1);
break;
case 2: // PUSCH precoding
dlsch0_harq->mimo_mode = DUALSTREAM_PUSCH_PRECODING;
......@@ -1566,19 +1567,19 @@ int generate_eNB_dlsch_params_from_dci(int frame,
break;
case 1:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING11;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0, 0);
break;
case 2:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1m1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1, 0);
break;
case 3:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1j;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2, 0);
break;
case 4:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1mj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3, 0);
break;
case 5:
dlsch0_harq->mimo_mode = PUSCH_PRECODING0;
......@@ -2108,12 +2109,13 @@ int generate_eNB_dlsch_params_from_dci(int frame,
rballoc,
frame_parms->N_RB_DL,
dlsch0_harq->rb_alloc);
dlsch1_harq->rb_alloc[0] = dlsch0_harq->rb_alloc[0];
dlsch1_harq->rb_alloc[0] = dlsch0_harq->rb_alloc[0];
dlsch0_harq->nb_rb = conv_nprb(rah,
rballoc,
frame_parms->N_RB_DL);
dlsch1_harq->nb_rb = dlsch0_harq->nb_rb;
dlsch0_harq->nb_rb = conv_nprb(rah,
rballoc,
frame_parms->N_RB_DL);
dlsch1_harq->nb_rb = dlsch0_harq->nb_rb;
dlsch0_harq->mcs = mcs1;
dlsch1_harq->mcs = mcs2;
......@@ -2557,27 +2559,27 @@ int generate_eNB_dlsch_params_from_dci(int frame,
case 1:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING11;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0, 0);
break;
case 2:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1m1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1, 0);
break;
case 3:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1j;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2, 0);
break;
case 4:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1mj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3, 0);
break;
case 5:
dlsch0_harq->mimo_mode = PUSCH_PRECODING0;
dlsch0_harq->pmi_alloc = DL_pmi_single;
dlsch0_harq->pmi_alloc = DL_pmi_single;
break;
case 6:
......@@ -4795,14 +4797,14 @@ int generate_ue_dlsch_params_from_dci(int frame,
case 0:
dlsch0_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODING1;
dlsch1_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODING1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0, 1);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,0, 1);
break;
case 1:
dlsch0_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODINGj;
dlsch1_harq->mimo_mode = DUALSTREAM_UNIFORM_PRECODINGj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1,1);
dlsch1_harq->pmi_alloc = pmi_extend(frame_parms,1, 1);
break;
case 2: // PUSCH precoding
dlsch0_harq->mimo_mode = DUALSTREAM_PUSCH_PRECODING;
......@@ -4822,19 +4824,19 @@ int generate_ue_dlsch_params_from_dci(int frame,
break;
case 1:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING11;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0, 0);
break;
case 2:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1m1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1, 0);
break;
case 3:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1j;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2, 0);
break;
case 4:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1mj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3, 0);
break;
case 5:
dlsch0_harq->mimo_mode = PUSCH_PRECODING0;
......@@ -5523,28 +5525,28 @@ int generate_ue_dlsch_params_from_dci(int frame,
case 1:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING11;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,0,0);
break;
case 2:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1m1;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,1, 0);
break;
case 3:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1j;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,2, 0);
break;
case 4:
dlsch0_harq->mimo_mode = UNIFORM_PRECODING1mj;
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3);
dlsch0_harq->pmi_alloc = pmi_extend(frame_parms,3, 0);
break;
case 5:
dlsch0_harq->mimo_mode = PUSCH_PRECODING0;
// pmi stored from ulsch allocation routine
dlsch0_harq->pmi_alloc = dlsch0->pmi_alloc;
dlsch0_harq->pmi_alloc = dlsch0->pmi_alloc;
//LOG_I(PHY,"XXX using PMI %x\n",pmi2hex_2Ar1(dlsch0_harq->pmi_alloc));
break;
......@@ -5779,7 +5781,7 @@ uint16_t quantize_subband_pmi(PHY_MEASUREMENTS *meas,uint8_t eNB_id,int nb_rb)
int i, aarx;
uint16_t pmiq=0;
uint16_t pmivect = 0;
uint32_t pmivect = 0; // work with tyoe
uint8_t rank = meas->rank[eNB_id];
int pmi_re,pmi_im;
int nb_subbands=0;
......@@ -5827,18 +5829,20 @@ uint16_t quantize_subband_pmi(PHY_MEASUREMENTS *meas,uint8_t eNB_id,int nb_rb)
// printf("subband %d, pmi%d \n",i,pmiq);
pmivect |= (pmiq<<(2*i));
}
}
else if (rank==1) {
for (aarx=0; aarx<meas->nb_antennas_rx; aarx++) {
pmi_re += meas->subband_pmi_re[eNB_id][i][aarx];
pmi_im += meas->subband_pmi_im[eNB_id][i][aarx];
}
if (pmi_re > pmi_im)
pmiq = PMI_2A_11;
pmiq = PMI_2A_R1_11;
else if (pmi_re < pmi_im)
pmiq = PMI_2A_1m1;
pmiq = PMI_2A_R1_1j;
printf("subband %d, pmi%d \n",i,pmiq);
pmivect |= (pmiq<<(2*i));
//According to Section 7.2.4 of 36.213
pmivect |= ((pmiq-1)<<(i)); //shift 1 since only one bit
printf("subband %d pmivect %d \n",i, pmivect);
}
else {
......@@ -6282,14 +6286,31 @@ void reset_cba_uci(void *o)
((HLC_subband_cqi_mcs_CBA_5MHz *)o)->crnti = 0x0;
}
uint32_t pmi_extend(LTE_DL_FRAME_PARMS *frame_parms,uint8_t wideband_pmi)
uint32_t pmi_extend(LTE_DL_FRAME_PARMS *frame_parms,uint8_t wideband_pmi, uint8_t rank)
{
uint8_t i,wideband_pmi2=wideband_pmi&3;
uint8_t i,wideband_pmi2;
uint32_t pmi_ex = 0;
for (i=0; i<14; i+=2)
pmi_ex|=(wideband_pmi2<<i);
if (frame_parms->N_RB_DL!=25) {
LOG_E(PHY,"pmi_extend not yet implemented for anything else than 25PRB\n");
return(-1);
}
if (rank==0) {
wideband_pmi2=wideband_pmi&3;
for (i=0; i<14; i+=2)
pmi_ex|=(wideband_pmi2<<i);
}
else if (rank==1) {
wideband_pmi2=wideband_pmi&1;
for (i=0; i<7; i++)
pmi_ex|=(wideband_pmi2<<i);
}
else {
LOG_E(PHY,"unsupported rank\n");
return(-1);
}
return(pmi_ex);
}
......
openair1/PHY/LTE_TRANSPORT/defs.h
View file @ 11dc7d2b
......@@ -87,11 +87,17 @@
#if !defined(C_RNTI)
#define C_RNTI (rnti_t)0x1234
#endif
#define PMI_2A_11 0
// These are the codebook indexes according to Table 6.3.4.2.3-1 of 36.211
//1 layer
#define PMI_2A_11 0
#define PMI_2A_1m1 1
#define PMI_2A_1j 2
#define PMI_2A_1j 2
#define PMI_2A_1mj 3
//2 layers
#define PMI_2A_R1_10 0
#define PMI_2A_R1_11 1
#define PMI_2A_R1_1j 2
typedef enum {
SCH_IDLE,
......
openair1/PHY/LTE_TRANSPORT/dlsch_demodulation.c
View file @ 11dc7d2b
......@@ -51,6 +51,9 @@
#define NOCYGWIN_STATIC
#endif
//#undef LOG_D
//#define LOG_D LOG_I
//#define DEBUG_PHY 1
//#define DEBUG_DLSCH_DEMOD 1
......@@ -107,6 +110,8 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
int32_t **rxdataF_comp_ptr;
int32_t **dl_ch_mag_ptr;
switch (type) {
case SI_PDSCH:
lte_ue_pdsch_vars = &phy_vars_ue->lte_ue_pdsch_vars_SI[eNB_id];
......@@ -167,10 +172,13 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
else
rballoc = dlsch0_harq->rb_alloc_even;
if (dlsch0_harq->mimo_mode>DUALSTREAM_UNIFORM_PRECODINGj) {
if (dlsch0_harq->mimo_mode>DUALSTREAM_PUSCH_PRECODING) {
LOG_E(PHY,"This transmission mode is not yet supported!\n");
return(-1);
}
if ((dlsch0_harq->mimo_mode==LARGE_CDD) || ((dlsch0_harq->mimo_mode>=DUALSTREAM_UNIFORM_PRECODING1) && (dlsch0_harq->mimo_mode<=DUALSTREAM_PUSCH_PRECODING))) {
DevAssert(dlsch1_harq);
if (eNB_id!=eNB_id_i) {
......@@ -182,9 +190,9 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
//printf("rx_pdsch: harq_pid=%d, round=%d\n",harq_pid,round);
if (frame_parms->nb_antennas_tx_eNB>1) {
#ifdef DEBUG_DLSCH_MOD
LOG_I(PHY,"dlsch: using pmi %x (%p), rb_alloc %x\n",pmi2hex_2Ar1(dlsch0_harq->pmi_alloc),dlsch_ue[0],dlsch0_harq->rb_alloc_even[0]);
#endif
//#ifdef DEBUG_DLSCH_MOD
//printf("dlsch: using pmi %x (%p), rb_alloc %x\n",pmi2hex_2Ar1(dlsch0_harq->pmi_alloc),dlsch_ue[0],dlsch0_harq->rb_alloc_even[0]);
//#endif
nb_rb = dlsch_extract_rbs_dual(lte_ue_common_vars->rxdataF,
lte_ue_common_vars->dl_ch_estimates[eNB_id],
lte_ue_pdsch_vars[eNB_id]->rxdataF_ext,
......@@ -195,7 +203,8 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
symbol,
subframe,
phy_vars_ue->high_speed_flag,
frame_parms);
frame_parms,
dlsch0_harq->mimo_mode);
if (rx_type==rx_IC_single_stream) {
if (eNB_id_i<phy_vars_ue->n_connected_eNB) // we are in TM5
......@@ -209,7 +218,8 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
symbol,
subframe,
phy_vars_ue->high_speed_flag,
frame_parms);
frame_parms,
dlsch0_harq->mimo_mode);
else
nb_rb = dlsch_extract_rbs_dual(lte_ue_common_vars->rxdataF,
lte_ue_common_vars->dl_ch_estimates[eNB_id],
......@@ -221,7 +231,8 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
symbol,
subframe,
phy_vars_ue->high_speed_flag,
frame_parms);
frame_parms,
dlsch0_harq->mimo_mode);
}
} // if n_tx>1
else {
......@@ -406,7 +417,8 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
if (first_symbol_flag==1) {
// effective channel of desired user is always stronger than interfering eff. channel
dlsch_channel_level_TM34(lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
frame_parms,
lte_ue_pdsch_vars[eNB_id]->pmi_ext,
avg,
symbol,
nb_rb,
......@@ -418,8 +430,6 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
lte_ue_pdsch_vars[eNB_id]->log2_maxh = log2_approx(avg[0]) - 13 + offset_mumimo_llr_drange[dlsch0_harq->mcs][(get_Qm(dlsch1_harq->mcs)>>1)-1];
}
else
lte_ue_pdsch_vars[eNB_id]->log2_maxh = log2_approx(avg[0])/2;
}
......@@ -488,7 +498,12 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
if (first_symbol_flag==1) {
// effective channel of desired user is always stronger than interfering eff. channel
dlsch_channel_level_TM56(lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext, frame_parms, lte_ue_pdsch_vars[eNB_id]->pmi_ext, avg, symbol, nb_rb);
dlsch_channel_level_TM56(lte_ue_pdsch_vars[eNB_id]->dl_ch_estimates_ext,
frame_parms,
lte_ue_pdsch_vars[eNB_id]->pmi_ext,
avg,
symbol,
nb_rb);
// LOG_D(PHY,"llr_offset = %d\n",offset_mumimo_llr_drange[dlsch0_harq->mcs][(i_mod>>1)-1]);
avg[0] = log2_approx(avg[0]) - 13 + offset_mumimo_llr_drange[dlsch0_harq->mcs][(i_mod>>1)-1];
......@@ -949,7 +964,7 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
LOG_W(PHY,"rx_dlsch.c : Unknown mod_order!!!!\n");
return(-1);
break;
}
}
return(0);
}
......@@ -1388,7 +1403,8 @@ void prec2A_TM4_128(int pmi,__m128i *ch0,__m128i *ch1) {
ch0[0] = _mm_srai_epi16(ch0[0],1); //divide by 2
ch1[0] = _mm_srai_epi16(ch1[0],1); //divide by 2
_mm_empty();
_m_empty();
// print_shorts("prec2A_TM4 ch0 (end):",ch0);
//print_shorts("prec2A_TM4 ch1 (end):",ch1);
}
......@@ -1814,6 +1830,7 @@ void dlsch_channel_compensation_TM34(LTE_DL_FRAME_PARMS *frame_parms,
int **dl_ch_magb1 = lte_ue_pdsch_vars->dl_ch_magb1;
int **rxdataF_comp0 = lte_ue_pdsch_vars->rxdataF_comp0;
int **rxdataF_comp1 = lte_ue_pdsch_vars->rxdataF_comp1[harq_pid][round];
unsigned char **pmi_ext = lte_ue_pdsch_vars->pmi_ext;
__m128i mmtmpD0,mmtmpD1,mmtmpD2,mmtmpD3,QAM_amp0_128,QAM_amp0_128b,QAM_amp1_128,QAM_amp1_128b;
symbol_mod = (symbol>=(7-frame_parms->Ncp)) ? symbol-(7-frame_parms->Ncp) : symbol;
......@@ -1884,6 +1901,17 @@ void dlsch_channel_compensation_TM34(LTE_DL_FRAME_PARMS *frame_parms,
prec2A_TM4_128(1,&dl_ch0_128[2],&dl_ch1_128[2]);
}
}
else if (mimo_mode==DUALSTREAM_PUSCH_PRECODING) {
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128[0],&dl_ch1_128[0]);
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128[1],&dl_ch1_128[1]);
if (pilots==0) {
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128[2],&dl_ch1_128[2]);
}
}
else {
LOG_E(PHY,"Unknown MIMO mode\n");
return;
......@@ -2984,9 +3012,12 @@ void dlsch_channel_level(int **dl_ch_estimates_ext,
#endif
}
//compute average channel_level of effective (precoded) channel
//compute average channel_level of effective (precoded) channel
void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
LTE_DL_FRAME_PARMS *frame_parms,
unsigned char *pmi_ext,
int *avg,
uint8_t symbol,
unsigned short nb_rb,
......@@ -3029,6 +3060,8 @@ void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_PUSCH_PRECODING)
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD0 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
......@@ -3042,6 +3075,8 @@ void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_PUSCH_PRECODING)
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD1 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
......@@ -3060,7 +3095,8 @@ void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_PUSCH_PRECODING)
prec2A_TM4_128(pmi_ext[rb],&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD2 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
......@@ -3086,6 +3122,109 @@ void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
#endif
}
/*void dlsch_channel_level_TM34(int **dl_ch_estimates_ext,
LTE_DL_FRAME_PARMS *frame_parms,
int *avg,
uint8_t symbol,
unsigned short nb_rb,
MIMO_mode_t mimo_mode){
#if defined(__x86_64__)||defined(__i386__)
short rb;
unsigned char aarx,nre=12,symbol_mod;
__m128i *dl_ch0_128,*dl_ch1_128, dl_ch0_128_tmp, dl_ch1_128_tmp,avg128D;
symbol_mod = (symbol>=(7-frame_parms->Ncp)) ? symbol-(7-frame_parms->Ncp) : symbol;
//clear average level
avg128D = _mm_setzero_si128();
avg[0] = 0;
avg[1] = 0;
// 5 is always a symbol with no pilots for both normal and extended prefix
if (((symbol_mod == 0) || (symbol_mod == (frame_parms->Ncp-1)))&&(frame_parms->mode1_flag==0))
nre=8;
else if (((symbol_mod == 0) || (symbol_mod == (frame_parms->Ncp-1)))&&(frame_parms->mode1_flag==1))
nre=10;
else
nre=12;
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
dl_ch0_128 = (__m128i *)&dl_ch_estimates_ext[aarx][symbol*frame_parms->N_RB_DL*12];
dl_ch1_128 = (__m128i *)&dl_ch_estimates_ext[2+aarx][symbol*frame_parms->N_RB_DL*12];
for (rb=0; rb<nb_rb; rb++) {
dl_ch0_128_tmp = _mm_load_si128(&dl_ch0_128[0]);
dl_ch1_128_tmp = _mm_load_si128(&dl_ch1_128[0]);
if (mimo_mode==LARGE_CDD)
prec2A_TM3_128(&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODING1)
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD0 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
dl_ch0_128_tmp = _mm_load_si128(&dl_ch0_128[1]);
dl_ch1_128_tmp = _mm_load_si128(&dl_ch1_128[1]);
if (mimo_mode==LARGE_CDD)
prec2A_TM3_128(&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODING1)
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD1 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
if (((symbol_mod == 0) || (symbol_mod == (frame_parms->Ncp-1)))&&(frame_parms->mode1_flag==0)) {
dl_ch0_128+=2;
dl_ch1_128+=2;
}
else {
dl_ch0_128_tmp = _mm_load_si128(&dl_ch0_128[2]);
dl_ch1_128_tmp = _mm_load_si128(&dl_ch1_128[2]);
if (mimo_mode==LARGE_CDD)
prec2A_TM3_128(&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODING1)
prec2A_TM4_128(0,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
else if (mimo_mode==DUALSTREAM_UNIFORM_PRECODINGj)
prec2A_TM4_128(1,&dl_ch0_128_tmp,&dl_ch1_128_tmp);
// mmtmpD2 = _mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp);
avg128D = _mm_add_epi32(avg128D,_mm_madd_epi16(dl_ch0_128_tmp,dl_ch0_128_tmp));
dl_ch0_128+=3;
dl_ch1_128+=3;
}
}
avg[aarx] = (((int*)&avg128D)[0])/(nb_rb*nre) +
(((int*)&avg128D)[1])/(nb_rb*nre) +
(((int*)&avg128D)[2])/(nb_rb*nre) +
(((int*)&avg128D)[3])/(nb_rb*nre);
}
// choose maximum of the 2 effective channels
avg[0] = cmax(avg[0],avg[1]);
_mm_empty();
_m_empty();
#elif defined(__arm__)
#endif
}*/
//compute average channel_level of effective (precoded) channel
void dlsch_channel_level_TM56(int **dl_ch_estimates_ext,
LTE_DL_FRAME_PARMS *frame_parms,
......@@ -3874,9 +4013,16 @@ unsigned short dlsch_extract_rbs_dual(int **rxdataF,
unsigned char symbol,
unsigned char subframe,
uint32_t high_speed_flag,
LTE_DL_FRAME_PARMS *frame_parms) {
LTE_DL_FRAME_PARMS *frame_parms,
MIMO_mode_t mimo_mode) {
/*uint8_t get_pmi(uint8_t N_RB_DL,LTE_DL_eNB_HARQ_t *dlsch_harq,uint16_t rb)
{
MIMO_mode_t mode = dlsch_harq->mimo_mode;*/
//PHY_VARS_UE *phy_vars_ue,
int prb,nb_rb=0;
int prb_off,prb_off2;
......@@ -3885,7 +4031,7 @@ unsigned short dlsch_extract_rbs_dual(int **rxdataF,
int32_t *dl_ch0,*dl_ch0p,*dl_ch0_ext,*dl_ch1,*dl_ch1p,*dl_ch1_ext,*rxF,*rxF_ext;
int symbol_mod,pilots=0,j=0;
unsigned char *pmi_loc;
symbol_mod = (symbol>=(7-frame_parms->Ncp)) ? symbol-(7-frame_parms->Ncp) : symbol;
// printf("extract_rbs: symbol_mod %d\n",symbol_mod);
......@@ -3999,7 +4145,12 @@ unsigned short dlsch_extract_rbs_dual(int **rxdataF,
rxF = &rxdataF[aarx][prb_off2+
(symbol*(frame_parms->ofdm_symbol_size))];
}
if (mimo_mode <= PUSCH_PRECODING1)
*pmi_loc = (pmi>>((prb>>2)<<1))&3;