X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fphy_stub%2Fphy_stub_msg_hdl.c;h=1974165e27844e8c7b0b4ec64e00126dde576762;hb=5cc86eb25cc33a2cc1472325cffc5634a6c203c6;hp=176385dc6c01ed239e4f1a40457e92f535778fe8;hpb=438594773b3c93b5bbe8d1cb1d16626a02238b8b;p=o-du%2Fl2.git

diff --git a/src/phy_stub/phy_stub_msg_hdl.c b/src/phy_stub/phy_stub_msg_hdl.c
index 176385dc6..1974165e2 100644
--- a/src/phy_stub/phy_stub_msg_hdl.c
+++ b/src/phy_stub/phy_stub_msg_hdl.c
@@ -1317,20 +1317,23 @@ uint8_t l1SendUlUserData()
 
    /* Filling PDU */
    pdu = (uint8_t *)pduInfo->pduData;
-   msgLen = 51;
+   msgLen = 52;
 
    /* For UL User data
       MAC subheader format is R/F/LCId/L (2/3 bytes)
       LCId is 4 for DRB1
       L is length of PDU i.e 50 bytes
       From 38.321 section 6.1.1
+      From 38.322 section 6.2.2.4, 6.2.2.3 for AM, UM Header
     */
-   uint8_t ulMsg[] = {4, msgLen, 0, 69, 0, 0, 50, 0, 0, 0, 0, 0, 1, 0, 0, 192, 168, 130, 81, 192, 168, 130, 82, 84, 104,
-   105, 115, 32, 105, 115, 32, 69, 71, 84, 80, 32, 100, 97, 116, 97, 32, 102, 114, 111, 109, 32, 68, 85, 0, 0, 0, 0, 0};
-   msgLen += 2;  /* 2bytes of header */
-   memcpy(pdu, &ulMsg, msgLen);
-   byteIdx += msgLen; /* 2 bytes of header */
 
+    /* Below ulMsg supports 12bit SN for UM mode */
+                               /*  SI  SN */
+    uint8_t ulMsg[] = {4, msgLen,   0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 0, 1, 0, 0, 192, 168, 130, 81, 192, 168, 130, 82, 84, 104,
+    105, 115, 32, 105, 115, 32, 69, 71, 84, 80, 32, 100, 97, 116, 97, 32, 102, 114, 111, 109, 32, 68, 85, 0, 0, 0, 0, 0};
+    msgLen += 2;  /* 2bytes of header */
+    memcpy(pdu, &ulMsg, msgLen);
+    byteIdx += msgLen; /* 2 bytes of header */
 
    /* Filling MAC SDU for Padding bytes*/
    if(byteIdx < pduInfo->pdu_length)
@@ -1350,7 +1353,7 @@ uint8_t l1SendUlUserData()
    fillMsgHeader(&rxDataInd->header, FAPI_RX_DATA_INDICATION, msgLen);
 
     /* Send Message to peer */
-    while(cnt < 200)
+    while(cnt < 2)
     {
        DU_LOG("\nDEBUG  -->  PHY STUB : Sending UL User Data[%d] at sfn %d slot %d", cnt+1, sfnValue, slotValue);
        /* Sending Rx data indication to MAC */