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Fix 24-bit MBSFN subframe configuration

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This commit was developed at Fraunhofer IIS (https://www.iis.fraunhofer.de) by Javier Morgade, Ph.D.
This commit is contained in:
Thomas Schlichter
2018-08-14 15:55:10 +02:00
parent 68fae537dd
commit 02f94bf35b
3 changed files with 97 additions and 9 deletions
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openair1/PHY/INIT/lte_init.c
+3 -3
View File
@@ -450,11 +450,11 @@ void phy_config_sib2_eNB(uint8_t Mod_id,
} else if (mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.present == MBSFN_SubframeConfig__subframeAllocation_PR_fourFrames) { // 24-bit subframe configuration
fp->MBSFN_config[i].fourFrames_flag = 1;
fp->MBSFN_config[i].mbsfn_SubframeConfig =
mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[0]|
mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[2]|
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[1]<<8)|
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[2]<<16);
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[0]<<16);
LOG_I(PHY, "[CONFIG] MBSFN_SubframeConfig[%d] pattern is %d\n", i,
LOG_I(PHY, "[CONFIG] MBSFN_SubframeConfig[%d] pattern is %x\n", i,
fp->MBSFN_config[i].mbsfn_SubframeConfig);
}
}
openair1/PHY/INIT/lte_init_ue.c
+3 -3
View File
@@ -165,11 +165,11 @@ void phy_config_sib2_ue(module_id_t Mod_id,int CC_id,
} else if (mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.present == MBSFN_SubframeConfig__subframeAllocation_PR_fourFrames) { // 24-bit subframe configuration
fp->MBSFN_config[i].fourFrames_flag = 1;
fp->MBSFN_config[i].mbsfn_SubframeConfig =
mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[0]|
mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[2]|
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[1]<<8)|
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[2]<<16);
(mbsfn_SubframeConfigList->list.array[i]->subframeAllocation.choice.oneFrame.buf[0]<<16);
LOG_I(PHY, "[CONFIG] MBSFN_SubframeConfig[%d] pattern is %d\n", i,
LOG_I(PHY, "[CONFIG] MBSFN_SubframeConfig[%d] pattern is %x\n", i,
fp->MBSFN_config[i].mbsfn_SubframeConfig);
}
}
openair1/PHY/LTE_TRANSPORT/pmch_common.c
+91 -3
View File
@@ -27,6 +27,7 @@ int is_pmch_subframe(uint32_t frame, int subframe, LTE_DL_FRAME_PARMS *frame_par
uint32_t period;
uint8_t i;
uint8_t j;
// LOG_D(PHY,"is_pmch_subframe: frame %d, subframe %d, num_MBSFN_config %d\n",
// frame,subframe,frame_parms->num_MBSFN_config);
@@ -34,8 +35,8 @@ int is_pmch_subframe(uint32_t frame, int subframe, LTE_DL_FRAME_PARMS *frame_par
for (i=0; i<frame_parms->num_MBSFN_config; i++) { // we have at least one MBSFN configuration
period = 1<<frame_parms->MBSFN_config[i].radioframeAllocationPeriod;
if ((frame % period) == frame_parms->MBSFN_config[i].radioframeAllocationOffset) {
if (frame_parms->MBSFN_config[i].fourFrames_flag == 0) {
if (frame_parms->MBSFN_config[i].fourFrames_flag == 0) {
if ((frame % period) == frame_parms->MBSFN_config[i].radioframeAllocationOffset) {
if (frame_parms->frame_type == FDD) {
switch (subframe) {
@@ -108,9 +109,96 @@ int is_pmch_subframe(uint32_t frame, int subframe, LTE_DL_FRAME_PARMS *frame_par
break;
}
}
}
} else { // handle 4 frames case
} else { // handle 4 frames case
for(j=0;j<4;j++) {
if ((frame % period) == (frame_parms->MBSFN_config[i].radioframeAllocationOffset + j)) {
if (frame_parms->frame_type == FDD) {
switch (subframe) {
case 1:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x800000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x800000>>(j*6));
return(1);
}
break;
case 2:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x400000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x400000>>(j*6));
return(1);
}
break;
case 3:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x200000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x200000>>(j*6));
return(1);
}
break;
case 6:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x100000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x100000>>(j*6));
return(1);
}
break;
case 7:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x80000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x80000>>(j*6));
return(1);
}
break;
case 8:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig) & (0x40000>>(j*6))) > 0) {
//LOG_E(PHY,"SubframeConfig<<6(%x),MBSFN_FDD_SF1(%x)\n",frame_parms->MBSFN_config[i].mbsfn_SubframeConfig,0x40000>>(j*6));
return(1);
}
break;
}
} else {
switch (subframe) {
case 3:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig>>j*6) & MBSFN_TDD_SF3) > 0)
return(1);
break;
case 4:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig>>j*6) & MBSFN_TDD_SF4) > 0)
return(1);
break;
case 7:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig>>j*6) & MBSFN_TDD_SF7) > 0)
return(1);
break;
case 8:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig>>j*6) & MBSFN_TDD_SF8) > 0)
return(1);
break;
case 9:
if (((frame_parms->MBSFN_config[i].mbsfn_SubframeConfig>>j*6) & MBSFN_TDD_SF9) > 0)
return(1);
break;
}
}
}
}
}
}