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slot indication changes

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This commit is contained in:
MaheshK1995
2020-07-06 20:42:42 +05:30
parent 0bfdeebd75
commit 553844204c
8 changed files with 124 additions and 54 deletions
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executables/main-ocp.c
+1
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@@ -74,6 +74,7 @@ int config_sync_var=-1;
volatile int oai_exit = 0;
double cpuf;
uint16_t sf_ahead=4;
uint16_t slot_ahead=6;
int otg_enabled;
uint64_t downlink_frequency[MAX_NUM_CCs][4];
int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
executables/nr-ru.c
+1
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@@ -113,6 +113,7 @@ int attach_rru(RU_t *ru);
int connect_rau(RU_t *ru);
uint16_t sf_ahead;
uint16_t slot_ahead;
uint16_t sl_ahead;
extern int emulate_rf;
nfapi/oai_integration/nfapi_pnf.c
+6 -5
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@@ -1227,6 +1227,7 @@ int start_request(nfapi_pnf_config_t *config, nfapi_pnf_phy_config_t *phy, nfap
p7_config->trace = &pnf_nfapi_trace;
phy->user_data = p7_config;
p7_config->subframe_buffer_size = phy_info->timing_window;
p7_config->slot_buffer_size = phy_info->timing_window; // TODO: check if correct for NR
printf("subframe_buffer_size configured using phy_info->timing_window:%d\n", phy_info->timing_window);
if(phy_info->timing_info_mode & 0x1) {
@@ -1322,7 +1323,6 @@ int start_request(nfapi_pnf_config_t *config, nfapi_pnf_phy_config_t *phy, nfap
nfapi_send_pnf_start_resp(config, p7_config->phy_id);
printf("[PNF] Sending first P7 slot indication\n");
#if 1
//TODO: Change to nfapi_pnf_p7_slot_ind
nfapi_pnf_p7_slot_ind(p7_config, p7_config->phy_id, 0, 0);
printf("[PNF] Sent first P7 slot ind\n");
#else
@@ -1669,7 +1669,8 @@ void oai_subframe_ind(uint16_t sfn, uint16_t sf) {
void oai_slot_ind(uint16_t sfn, uint16_t slot) {
#if 1 // Put the NR code here
//LOG_D(PHY,"%s(sfn:%d, sf:%d)\n", __FUNCTION__, sfn, sf);
LOG_I(PHY,"%s(sfn:%d, slot:%d)\n", __FUNCTION__, sfn, slot);
//TODO FIXME - HACK - DJP - using a global to bodge it in
if (p7_config_g != NULL && sync_var==0) {
@@ -1680,9 +1681,9 @@ void oai_slot_ind(uint16_t sfn, uint16_t slot) {
clock_gettime(CLOCK_MONOTONIC, &ts);
NFAPI_TRACE(NFAPI_TRACE_INFO, "[PNF] %s %d.%d (sfn:%u slot:%u) SFN/SLOT(TX):%u\n", __FUNCTION__, ts.tv_sec, ts.tv_nsec, sfn, slot, NFAPI_SFNSLOT2DEC(sfn_slot_tx));
}
// int subframe_ret = nfapi_pnf_p7_slot_ind(p7_config_g, p7_config_g->phy_id, 0, 0);
int slot_ret = nfapi_pnf_p7_slot_ind(p7_config_g, p7_config_g->phy_id, sfn, slot);
//TODO: send p7_config instead of p7_config_g
int slot_ret = nfapi_pnf_p7_slot_ind(p7_config_g, p7_config_g->phy_id, sfn, slot);
// if (subframe_ret) {
if (slot_ret) {
nfapi/open-nFAPI/nfapi/public_inc/nfapi_interface.h
+7 -1
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@@ -121,7 +121,13 @@ typedef struct {
#define NFAPI_TAG_LENGTH_PACKED_LEN 4
// Convenience methods to convert between SFN/SLOT formats
#define NFAPI_SFNSLOT2DEC(_sfnslot) ((((_sfnslot) >> 6) * 10) + ((_sfnslot) & 0xF))
#define NFAPI_SFNSLOT2DEC(_sfn,_slot) ((((_sfn) >> 6) * 20) + ((_slot) & 0x3F)) // total count of slots
#define NFAPI_SFNSLOTDEC2SFNSLOT(_sfnslot_dec) ((((_sfnslot_dec) / 20) << 4) | (((_sfnslot_dec) - (((_sfnslot_dec) / 20) * 10)) & 0x3F))
#define NFAPI_SFNSLOT2SFN(_sfnslot) ((_sfnslot) >> 6)
#define NFAPI_SFNSLOT2SLOT(_sfnslot) ((_sfnslot) & 0x3F)
#define NFAPI_MAX_SFNSLOTDEC 1024*20 // 20 is for numerology 1
// Convenience methods to convert between SFN/SFN formats
#define NFAPI_SFNSF2DEC(_sfnsf) ((((_sfnsf) >> 4) * 10) + ((_sfnsf) & 0xF))
nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface_scf.h
+2 -1
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@@ -1005,6 +1005,7 @@ typedef struct {
uint16_t SFN;
/// Slot number (0-319)
uint16_t Slot;
uint16_t sfn_slot;
nfapi_nr_dl_tti_request_body_t dl_tti_request_body;
nfapi_vendor_extension_tlv_t vendor_extension;
} nfapi_nr_dl_tti_request_t;
@@ -1018,7 +1019,7 @@ typedef struct
nfapi_nr_dl_tti_ssb_pdu_t* ssb_pdu;
} nfapi_nr_dl_pdu_configuration_t;
*/
/*
/*
typedef struct
{
uint16_t pdu_type;//0: PDCCH PDU 1: PDSCH PDU 2: CSI-RS PDU 3: SSB PDU,
nfapi/open-nFAPI/pnf/inc/pnf_p7.h
+7 -1
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@@ -82,7 +82,7 @@ typedef struct {
pthread_mutex_t pack_mutex; // should we allow the client to specifiy
nfapi_pnf_p7_subframe_buffer_t subframe_buffer[30/*NFAPI_MAX_TIMING_WINDOW_SIZE*/];
nfapi_pnf_p7_slot_buffer_t slot_buffer[30/*NFAPI_MAX_TIMING_WINDOW_SIZE*/];
uint32_t sequence_number;
uint16_t max_num_segments;
@@ -95,6 +95,12 @@ typedef struct {
uint32_t sf_start_time_hr;
int32_t sfn_sf_shift;
uint16_t sfn;
uint16_t slot;
uint16_t sfn_slot;
uint32_t slot_start_time_hr;
int32_t sfn_slot_shift;
uint8_t timing_info_period_counter;
uint8_t timing_info_aperiodic_send; // 0:false 1:true
nfapi/open-nFAPI/pnf/public_inc/nfapi_pnf_interface.h
+17
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@@ -553,6 +553,20 @@ typedef struct
nfapi_ue_release_request_t* ue_release_req;
} nfapi_pnf_p7_subframe_buffer_t;
typedef struct
{
uint16_t sfn_slot;
//TODO: Change P7 structs to NR
nfapi_nr_dl_tti_request_t dl_config_req;//nfapi_dl_config_request_t* dl_config_req;
nfapi_nr_ul_tti_request_t ul_config_req;//nfapi_ul_config_request_t* ul_config_req;
nfapi_nr_ul_dci_request_t hi_dci0_req;//nfapi_hi_dci0_request_t* hi_dci0_req;
nfapi_nr_tx_data_request_t* tx_req;//nfapi_tx_request_t* tx_req;
//TODO: check these two later
nfapi_lbt_dl_config_request_t* lbt_dl_config_req;
nfapi_ue_release_request_t* ue_release_req;
} nfapi_pnf_p7_slot_buffer_t;
typedef struct nfapi_pnf_p7_config nfapi_pnf_p7_config_t;
/*! The nfapi PNF PHY P7 configuration information created using the nfapi_pnf_p7_create function
@@ -605,6 +619,8 @@ typedef struct nfapi_pnf_p7_config
/*! The dummy subframe buffer structure that should be used in case there
* are no 'valid' subframe messages */
nfapi_pnf_p7_subframe_buffer_t dummy_subframe;
nfapi_pnf_p7_slot_buffer_t dummy_slot; // defining a slot equivalent for now
/*! Configuration options for the p7 pack unpack functions*/
nfapi_p7_codec_config_t codec_config;
@@ -614,6 +630,7 @@ typedef struct nfapi_pnf_p7_config
// tdb : if these should be public
uint16_t subframe_buffer_size;
uint16_t slot_buffer_size;
uint8_t timing_info_mode_periodic; // 0:false 1:true
uint8_t timing_info_mode_aperiodic; // 0:false 1:true
uint8_t timing_info_period; // 1..225 in subframes
nfapi/open-nFAPI/pnf/src/pnf_p7.c
+83 -46
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@@ -32,8 +32,19 @@
#define FAPI2_IP_DSCP 0
extern uint16_t sf_ahead;
extern uint16_t slot_ahead;
//uint16_t sf_ahead=4;
void add_slot(uint16_t *frameP, uint16_t *slotP, int offset)
{
uint16_t num_slots = 20; // set based on numerlogy (fixing for 1)
*frameP = (*frameP + ((*slotP + offset) / num_slots))%1024;
*slotP = ((*slotP + offset) % num_slots);
}
void add_sf(uint16_t *frameP, uint16_t *subframeP, int offset)
{
*frameP = (*frameP + ((*subframeP + offset) / 10))%1024;
@@ -50,6 +61,22 @@ void subtract_sf(uint16_t *frameP, uint16_t *subframeP, int offset)
*subframeP = (*subframeP+10-offset)%10;
}
uint32_t sfnslot_add_slot(uint16_t sfn, uint16_t slot, int offset)
{
uint32_t new_sfnslot;
// uint16_t sfn = NFAPI_SFNSLOT2SFN(sfnslot);
// uint16_t slot = NFAPI_SFNSLOT2SLOT(sfnslot);
//printf("%s() sfn:%u sf:%u\n", __FUNCTION__, sfn, sf);
add_slot(&sfn, &slot, offset);
new_sfnslot = sfn<<6|slot;
//printf("%s() sfn:%u sf:%u offset:%d sfnsf:%d(DEC:%d) new:%d(DEC:%d)\n", __FUNCTION__, sfn, sf, offset, sfnsf, NFAPI_SFNSF2DEC(sfnsf), new_sfnsf, NFAPI_SFNSF2DEC(new_sfnsf));
return new_sfnslot;
}
uint16_t sfnsf_add_sf(uint16_t sfnsf, int offset)
{
uint16_t new_sfnsf;
@@ -614,65 +641,72 @@ int pnf_p7_slot_ind(pnf_p7_t* pnf_p7, uint16_t phy_id, uint16_t sfn, uint16_t sl
// todo : consider a more efficent lock mechasium
#if 0
if(pthread_mutex_lock(&(pnf_p7->mutex)) != 0)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "failed to lock mutex\n");
return -1;
}
// save the curren time and sfn_sf
pnf_p7->sf_start_time_hr = pnf_get_current_time_hr();
pnf_p7->sfn_sf = sfn_sf;
// save the curren time, sfn and slot
pnf_p7->slot_start_time_hr = pnf_get_current_time_hr();
pnf_p7->sfn = sfn;
pnf_p7->slot = slot;
uint32_t sfn_sf_tx = sfnsf_add_sf(sfn_sf, sf_ahead);
uint32_t tx_sfn_sf_dec = NFAPI_SFNSF2DEC(sfn_sf_tx);
uint32_t sfn_slot_tx = sfnslot_add_slot(sfn, slot, slot_ahead);
uint32_t tx_sfn_slot_dec = 20*sfn + slot;
#if 0
uint32_t tx_sfn_slot_dec = NFAPI_SFNSLOT2DEC(sfn_slot_tx);
// If the subframe_buffer has been configured
if(pnf_p7->_public.subframe_buffer_size != 0)
if(pnf_p7->_public.slot_buffer_size!= 0) // for now value is same as sf_buffer_size
{
// apply the shift to the incoming sfn_sf
if(pnf_p7->sfn_sf_shift != 0)
if(pnf_p7->sfn_slot_shift != 0) // see in vnf_build_send_dl_node_sync
{
int32_t sfn_sf_dec = NFAPI_SFNSF2DEC(sfn_sf);
int32_t sfn_slot_dec = NFAPI_SFNSLOT2DEC(sfn_slot);
int32_t shifted_sfn_sf = sfn_sf_dec += pnf_p7->sfn_sf_shift;
int32_t shifted_sfn_slot = sfn_slot_dec += pnf_p7->sfn_slot_shift;
// adjust for wrap-around
if(shifted_sfn_sf < 0)
shifted_sfn_sf += NFAPI_MAX_SFNSFDEC;
else if(shifted_sfn_sf > NFAPI_MAX_SFNSFDEC)
shifted_sfn_sf -= NFAPI_MAX_SFNSFDEC;
if(shifted_sfn_slot < 0)
shifted_sfn_slot += NFAPI_MAX_SFNSLOTDEC;
else if(shifted_sfn_slot > NFAPI_MAX_SFNSLOTDEC)
shifted_sfn_slot -= NFAPI_MAX_SFNSLOTDEC;
NFAPI_TRACE(NFAPI_TRACE_INFO, "Applying shift %d to sfn/sf (%d -> %d)\n", pnf_p7->sfn_sf_shift, NFAPI_SFNSF2DEC(sfn_sf), shifted_sfn_sf);
sfn_sf = shifted_sfn_sf;
NFAPI_TRACE(NFAPI_TRACE_INFO, "Applying shift %d to sfn/slot (%d -> %d)\n", pnf_p7->sfn_slot_shift, NFAPI_SFNSF2DEC(sfn_slot), shifted_sfn_slot);
sfn_slot = shifted_sfn_slot;
//
// DJP - why does the shift not apply to pnf_p7->sfn_sf???
//
//
// DJP - why does the shift not apply to pnf_p7->sfn_sf???
//
pnf_p7->sfn_sf_shift = 0;
pnf_p7->sfn_slot_shift = 0;
}
uint32_t sfn_sf_dec = NFAPI_SFNSF2DEC(sfn_sf);
uint8_t buffer_index = sfn_sf_dec % pnf_p7->_public.subframe_buffer_size;
uint32_t sfn_slot_dec = NFAPI_SFNSLOT2DEC(sfn_slot);
uint8_t buffer_index = sfn_slot_dec % pnf_p7->_public.slot_buffer_size;
nfapi_pnf_p7_subframe_buffer_t* subframe_buffer = &(pnf_p7->subframe_buffer[buffer_index]);
nfapi_pnf_p7_slot_buffer_t* slot_buffer = &(pnf_p7->subframe_buffer[buffer_index]);
uint8_t tx_buffer_index = tx_sfn_sf_dec % pnf_p7->_public.subframe_buffer_size;
nfapi_pnf_p7_subframe_buffer_t* tx_subframe_buffer = &(pnf_p7->subframe_buffer[tx_buffer_index]);
uint8_t tx_buffer_index = tx_sfn_slot_dec % pnf_p7->_public.slot_buffer_size;
nfapi_pnf_p7_slot_buffer_t* tx_slot_buffer = &(pnf_p7->slot_buffer[tx_buffer_index]);
//printf("sfn_sf_dec:%d tx_sfn_sf_dec:%d\n", sfn_sf_dec, tx_sfn_sf_dec);
if (0) NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() shift:%d subframe_buffer->sfn_sf:%d tx_subframe_buffer->sfn_sf:%d sfn_sf:%d subframe_buffer[buffer_index:%u dl_config_req:%p tx_req:%p] "
if (0) NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() shift:%d slot_buffer->sfn_sf:%d tx_slot_buffer->sfn_slot:%d sfn_sf:%d subframe_buffer[buffer_index:%u dl_config_req:%p tx_req:%p] "
"TX:sfn_sf:%d:tx_buffer_index:%d[dl_config_req:%p tx_req:%p]\n",
__FUNCTION__,
pnf_p7->sfn_sf_shift,
NFAPI_SFNSF2DEC(subframe_buffer->sfn_sf),
NFAPI_SFNSF2DEC(tx_subframe_buffer->sfn_sf),
sfn_sf_dec, buffer_index, subframe_buffer->dl_config_req, subframe_buffer->tx_req,
tx_sfn_sf_dec, tx_buffer_index, tx_subframe_buffer->dl_config_req, tx_subframe_buffer->tx_req);
pnf_p7->sfn_slot_shift,
NFAPI_SFNSF2DEC(slot_buffer->sfn_slot),
NFAPI_SFNSF2DEC(tx_slot_buffer->sfn_slot),
sfn_slot_dec, buffer_index, slot_buffer->dl_config_req, slot_buffer->tx_req,
tx_sfn_slot_dec, tx_buffer_index, tx_slot_buffer->dl_config_req, tx_slot_buffer->tx_req);
//TODO: Change later if required
// if the subframe buffer sfn sf is set then we have atlease 1 message
// from the vnf.
@@ -681,39 +715,40 @@ int pnf_p7_slot_ind(pnf_p7_t* pnf_p7, uint16_t phy_id, uint16_t sfn, uint16_t sl
//printf("tx_subframe_buffer->sfn_sf:%d sfn_sf_tx:%d\n", tx_subframe_buffer->sfn_sf, sfn_sf_tx);
//printf("subframe_buffer->sfn_sf:%d sfn_sf:%d\n", subframe_buffer->sfn_sf, sfn_sf);
if(tx_subframe_buffer->sfn_sf == sfn_sf_tx)
if(tx_slot_buffer->sfn_slot == sfn_slot_tx)
{
if(tx_subframe_buffer->tx_req != 0)
if(tx_slot_buffer->tx_req != 0)
{
if(pnf_p7->_public.tx_req)
(pnf_p7->_public.tx_req)(&(pnf_p7->_public), tx_subframe_buffer->tx_req);
(pnf_p7->_public.tx_req)(&(pnf_p7->_public), tx_slot_buffer->tx_req);
//deallocate_nfapi_tx_request(subframe_buffer->tx_req, pnf_p7);
//deallocate_nfapi_tx_request(slot_buffer->tx_req, pnf_p7);
}
else
{
// send dummy
if(pnf_p7->_public.tx_req && pnf_p7->_public.dummy_subframe.tx_req)
if(pnf_p7->_public.tx_req && pnf_p7->_public.dummy_slot.tx_req)
{
pnf_p7->_public.dummy_subframe.tx_req->sfn_sf = sfn_sf_tx;
(pnf_p7->_public.tx_req)(&(pnf_p7->_public), pnf_p7->_public.dummy_subframe.tx_req);
pnf_p7->_public.dummy_slot.tx_req->sfn_sf = sfn_slot_tx; // TODO: change tx_req to nfapi_nr_tx_data_request_t
(pnf_p7->_public.tx_req)(&(pnf_p7->_public), pnf_p7->_public.dummy_slot.tx_req);
}
}
}
if(tx_subframe_buffer->dl_config_req != 0)
if(tx_slot_buffer->dl_config_req != 0)
{
if(pnf_p7->_public.dl_config_req)
(pnf_p7->_public.dl_config_req)(NULL, &(pnf_p7->_public), tx_subframe_buffer->dl_config_req);
(pnf_p7->_public.dl_config_req)(NULL, &(pnf_p7->_public), tx_slot_buffer->dl_config_req);
//deallocate_nfapi_dl_config_request(subframe_buffer->dl_config_req, pnf_p7);
}
else
{
// send dummy
if(pnf_p7->_public.dl_config_req && pnf_p7->_public.dummy_subframe.dl_config_req)
if(pnf_p7->_public.dl_config_req && pnf_p7->_public.dummy_slot.dl_config_req)
{
pnf_p7->_public.dummy_subframe.dl_config_req->sfn_sf = sfn_sf_tx;
(pnf_p7->_public.dl_config_req)(NULL, &(pnf_p7->_public), pnf_p7->_public.dummy_subframe.dl_config_req);
pnf_p7->_public.dummy_slot.dl_config_req->sfn_sf = sfn_slot_tx; // TODO: Change dl_config_req to nfapi_nr_dl_tti_request_t
(pnf_p7->_public.dl_config_req)(NULL, &(pnf_p7->_public), pnf_p7->_public.dummy_slot.dl_config_req);
}
}
@@ -734,6 +769,7 @@ int pnf_p7_slot_ind(pnf_p7_t* pnf_p7, uint16_t phy_id, uint16_t sfn, uint16_t sl
}
}
if(tx_subframe_buffer->ue_release_req != 0)
{
if(pnf_p7->_public.ue_release_req)
@@ -859,6 +895,7 @@ int pnf_p7_slot_ind(pnf_p7_t* pnf_p7, uint16_t phy_id, uint16_t sfn, uint16_t sl
{
pnf_p7->timing_info_ms_counter++;
}
}
else
{
@@ -879,14 +916,14 @@ int pnf_p7_slot_ind(pnf_p7_t* pnf_p7, uint16_t phy_id, uint16_t sfn, uint16_t sl
memset(&pnf_p7->stats, 0, sizeof(pnf_p7->stats));
}
pnf_p7->tick++;
#endif
if(pthread_mutex_unlock(&(pnf_p7->mutex)) != 0)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "failed to unlock mutex\n");
return -1;
}
#endif
return 0;
}