Commit 667bfb01 authored by Bilel's avatar Bilel

TDD config 4,5 harq,bundling,multiplexing,ack,nack

config 4 tested with Amarisoft
parent 430a8c4e
......@@ -135,6 +135,17 @@ unsigned char subframe2_ul_harq(LTE_DL_FRAME_PARMS *frame_parms,unsigned char su
break;
case 4:
if ( (subframe == 8) || (subframe == 9) ) {
return(subframe-8);
} else {
LOG_E(PHY,"phich.c: subframe2_ul_harq, illegal subframe %d for tdd_config %d\n",
subframe,frame_parms->tdd_config);
return(0);
}
break;
}
return(0);
......
......@@ -105,7 +105,47 @@ void get_Msg3_alloc(LTE_DL_FRAME_PARMS *frame_parms,
*frame = (current_frame+2) & 1023;
break;
}
}
} else if (frame_parms->tdd_config == 4) {
switch (current_subframe) {
case 0:
case 4:
case 5:
case 6:
*subframe = 2;
*frame = (current_frame+1) & 1023;
break;
case 7:
*subframe = 3;
*frame = (current_frame+1) & 1023;
break;
case 8:
case 9:
*subframe = 2;
*frame = (current_frame+2) & 1023;
break;
}
} else if (frame_parms->tdd_config == 5) {
switch (current_subframe) {
case 0:
case 4:
case 5:
case 6:
*subframe = 2;
*frame = (current_frame+1) & 1023;
break;
case 7:
case 8:
case 9:
*subframe = 2;
*frame = (current_frame+2) & 1023;
break;
}
}
}
}
......@@ -137,6 +177,13 @@ void get_Msg3_alloc_ret(LTE_DL_FRAME_PARMS *frame_parms,
// original PUSCH in 3, PHICH in 9, ret in 3 next frame
// original PUSCH in 4, PHICH in 0, ret in 4 next frame
*frame=(current_frame+1) & 1023;
} else if (frame_parms->tdd_config == 4) {
// original PUSCH in 2, PHICH in 8, ret in 2 next frame
// original PUSCH in 3, PHICH in 9, ret in 3 next frame
*frame=(current_frame+1) & 1023;
} else if (frame_parms->tdd_config == 5) {
// original PUSCH in 2, PHICH in 8, ret in 2 next frame
*frame=(current_frame+1) & 1023;
}
}
}
......@@ -253,6 +300,24 @@ unsigned char ul_ACK_subframe2_dl_subframe(LTE_DL_FRAME_PARMS *frame_parms,unsig
break;
case 4:
if (subframe == 2) { // ACK subframes 0, 4 and 5
//if (ACK_index==2)
// return(1); TBC
if (ACK_index==2)
return(0);
return(4+ACK_index);
} else if (subframe == 3) { // ACK subframes 6, 7 8 and 9
return(6+ACK_index); // To be updated
} else {
LOG_E(PHY,"phy_procedures_lte_common.c/subframe2_dl_harq_pid: illegal subframe %d for tdd_config %d\n",
subframe,frame_parms->tdd_config);
return(0);
}
break;
case 1:
if (subframe == 2) { // ACK subframes 5 and 6
return(5+ACK_index);
......@@ -297,6 +362,30 @@ unsigned char ul_ACK_subframe2_M(LTE_DL_FRAME_PARMS *frame_parms,unsigned char s
break;
case 4:
if (subframe == 2) { // ACK subframes 0,4 and 5
return(3); // should be 4
} else if (subframe == 3) { // ACK subframes 6,7,8 and 9
return(4);
} else {
LOG_E(PHY,"phy_procedures_lte_common.c/subframe2_dl_harq_pid: illegal subframe %d for tdd_config %d\n",
subframe,frame_parms->tdd_config);
return(0);
}
break;
case 5:
if (subframe == 2) { // ACK subframes 0,3,4,5,6,7,8 and 9
return(8); // should be 3
} else {
LOG_E(PHY,"phy_procedures_lte_common.c/subframe2_dl_harq_pid: illegal subframe %d for tdd_config %d\n",
subframe,frame_parms->tdd_config);
return(0);
}
break;
case 1:
if (subframe == 2) { // ACK subframes 5 and 6
return(2);
......@@ -331,7 +420,7 @@ uint8_t get_reset_ack(LTE_DL_FRAME_PARMS *frame_parms,
uint8_t do_reset) // 1 to reset ACK/NACK status : 0 otherwise
{
uint8_t status=0;
uint8_t subframe_ul=0xff, subframe_dl0=0xff, subframe_dl1=0xff;
uint8_t subframe_ul=0xff, subframe_dl0=0xff, subframe_dl1=0xff,subframe_dl2=0xff, subframe_dl3=0xff;
// printf("get_ack: SF %d\n",subframe);
if (frame_parms->frame_type == FDD) {
......@@ -485,6 +574,63 @@ uint8_t get_reset_ack(LTE_DL_FRAME_PARMS *frame_parms,
break;
case 4:
if (subframe_tx == 2) { // ACK subframes 4, 5 and 0
subframe_dl0 = 4;
subframe_dl1 = 5;
subframe_dl2 = 0;
subframe_ul = 2;
//printf("subframe_tx 2, TDD config 3: harq_ack[5] = %d (%d),harq_ack[6] = %d (%d)\n",harq_ack[5].ack,harq_ack[5].send_harq_status,harq_ack[6].ack,harq_ack[6].send_harq_status);
} else if (subframe_tx == 3) { // ACK subframes 6, 7 8 and 9
subframe_dl0 = 6;
subframe_dl1 = 7;
subframe_dl2 = 8;
subframe_dl3 = 9;
subframe_ul = 3;
//printf("Subframe 3, TDD config 3: harq_ack[7] = %d,harq_ack[8] = %d\n",harq_ack[7].ack,harq_ack[8].ack);
//printf("status %d : o_ACK (%d,%d)\n", status,o_ACK[0],o_ACK[1]);
} else {
LOG_E(PHY,"phy_procedures_lte.c: get_ack, illegal subframe_tx %d for tdd_config %d\n",
subframe_tx,frame_parms->tdd_config);
return(0);
}
// report ACK/NACK status
o_ACK[cw_idx] = 0;
if (harq_ack[subframe_dl0].send_harq_status == 1)
o_ACK[cw_idx] = harq_ack[subframe_dl0].ack;
if (harq_ack[subframe_dl1].send_harq_status == 1)
o_ACK[cw_idx] &= harq_ack[subframe_dl1].ack;
if (harq_ack[subframe_dl2].send_harq_status == 1)
o_ACK[cw_idx] &= harq_ack[subframe_dl2].ack;
if (harq_ack[subframe_dl3].send_harq_status == 1)
o_ACK[cw_idx] &= harq_ack[subframe_dl3].ack;
pN_bundled[0] = harq_ack[subframe_rx].vDAI_UL;
status = harq_ack[subframe_dl0].send_harq_status + harq_ack[subframe_dl1].send_harq_status + harq_ack[subframe_dl2].send_harq_status + harq_ack[subframe_dl3].send_harq_status;
LOG_I(PHY,"TDD Config3 UL Sfn %d, dl Sfn0 %d status %d o_Ack %d, dl Sfn1 %d status %d o_Ack %d dl Sfn2 %d status %d o_Ack %d dl Sfn3 %d status %d o_Ack %d subframe_rx %d N_bundled %d status %d\n",
subframe_tx, subframe_dl0, harq_ack[subframe_dl0].send_harq_status,harq_ack[subframe_dl0].ack,
subframe_dl1, harq_ack[subframe_dl1].send_harq_status,harq_ack[subframe_dl1].ack,
subframe_dl2, harq_ack[subframe_dl2].send_harq_status,harq_ack[subframe_dl2].ack,
subframe_dl3, harq_ack[subframe_dl3].send_harq_status,harq_ack[subframe_dl3].ack,subframe_rx, pN_bundled[0], status);
if (do_reset) {
// reset ACK/NACK status
harq_ack[subframe_dl0].ack = 2;
harq_ack[subframe_dl1].ack = 2;
harq_ack[subframe_dl2].ack = 2;
harq_ack[subframe_dl3].ack = 2;
harq_ack[subframe_dl0].send_harq_status = 0;
harq_ack[subframe_dl1].send_harq_status = 0;
harq_ack[subframe_dl2].send_harq_status = 0;
harq_ack[subframe_dl3].send_harq_status = 0;
}
break;
}
}
......@@ -609,6 +755,29 @@ lte_subframe_t subframe_select(LTE_DL_FRAME_PARMS *frame_parms,unsigned char sub
return(255);
}
case 4:
if ((subframe<1) || (subframe>=4))
return(SF_DL);
else if ((subframe>1) && (subframe < 4))
return(SF_UL);
else if (subframe==1)
return (SF_S);
else {
LOG_E(PHY,"[PHY_PROCEDURES_LTE] Unknown subframe number\n");
return(255);
}
case 5:
if ((subframe<1) || (subframe>=3))
return(SF_DL);
else if ((subframe>1) && (subframe < 3))
return(SF_UL);
else if (subframe==1)
return (SF_S);
else {
LOG_E(PHY,"[PHY_PROCEDURES_LTE] Unknown subframe number\n");
return(255);
}
break;
default:
......@@ -683,13 +852,13 @@ unsigned int is_phich_subframe(LTE_DL_FRAME_PARMS *frame_parms,unsigned char sub
break;
case 4:
if ((subframe == 0) || (subframe == 8) )
if ((subframe == 8) || (subframe == 9) )
return(1);
break;
case 5:
if (subframe == 0)
if (subframe == 8)
return(1);
break;
......
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