DL Resource allocation for msg4

[o-du/l2.git] / src / 5gnrsch / sch_slot_ind.c

diff --git a/src/5gnrsch/sch_slot_ind.c b/src/5gnrsch/sch_slot_ind.c
index 4ffbdcd..604ad1f 100644 (file)
--- a/src/5gnrsch/sch_slot_ind.c
+++ b/src/5gnrsch/sch_slot_ind.c
@@ -60,6 +60,7 @@ File:     sch_slot_ind.c
 #include "du_app_mac_inf.h"
 #include "mac_sch_interface.h"
 #include "sch.h"
+#include "sch_utils.h"
 
 SchMacDlAllocFunc schMacDlAllocOpts[] =
 {
@@ -99,6 +100,7 @@ int sendDlAllocToMac(DlAlloc *dlAlloc, Inst inst)
        return(*schMacDlAllocOpts[pst.selector])(&pst, dlAlloc);
 
 }
+
 /*******************************************************************
  *
  * @brief Handles slot indication at SCH 
@@ -126,6 +128,7 @@ uint8_t schProcessSlotInd(SlotIndInfo *slotInd, Inst schInst)
        memset(&dlAlloc,0,sizeof(DlAlloc));
    DlBrdcstAlloc *dlBrdcstAlloc = &dlAlloc.brdcstAlloc;
        RarAlloc *rarAlloc = &dlAlloc.rarAlloc;
+   Msg4Alloc *msg4Alloc;
        dlBrdcstAlloc->ssbTrans = NO_SSB;
    dlBrdcstAlloc->sib1Trans = NO_SIB1;
        
@@ -208,6 +211,29 @@ uint8_t schProcessSlotInd(SlotIndInfo *slotInd, Inst schInst)
      cell->dlAlloc[slot]->rarPres = false;
    }
 
+   /* check for MSG4 */
+   if(cell->dlAlloc[slot]->msg4Info)
+   {
+           SCH_ALLOC(msg4Alloc, sizeof(Msg4Alloc));
+                if(!msg4Alloc)
+                {
+                   DU_LOG("\nMAC: Memory Allocation failed for msg4 alloc");
+                        return RFAILED;
+                }
+                
+                dlAlloc.msg4Alloc = msg4Alloc;
+
+       /* Msg4 info is copied, this was earlier filled in macSchDlRlcBoInfo */
+       memcpy(&msg4Alloc->msg4Info, cell->dlAlloc[slot]->msg4Info, \
+          sizeof(Msg4Info));
+             
+       /* pdcch and pdsch data is filled */
+       schDlRsrcAllocMsg4(msg4Alloc, cell, slot); 
+                SCH_FREE(cell->dlAlloc[slot]->msg4Info, sizeof(Msg4Info));
+                cell->dlAlloc[slot]->msg4Info = NULL;
+   }
+
+
        /* send msg to MAC */
    ret = sendDlAllocToMac(&dlAlloc, schInst);
    if(ret != ROK)