diff --git a/test/case24/8ape_4cell_case(LTE).txt b/test/case24/8ape_4cell_case(LTE).txt
new file mode 100644
index 0000000..e69de29
diff --git a/test/case24/src/testcase24.c b/test/case24/src/testcase24.c
new file mode 100644
index 0000000..a2e47b0
--- /dev/null
+++ b/test/case24/src/testcase24.c
@@ -0,0 +1,479 @@
+// +FHDR------------------------------------------------------------
+//                 Copyright (c) 2022 SmartLogic.
+//                       ALL RIGHTS RESERVED
+// -----------------------------------------------------------------
+// Filename      : test.c
+// Author        : xianfeng.du
+// Created On    : 2022-11-25
+// Last Modified :
+// -----------------------------------------------------------------
+// Description:
+//
+//
+// -FHDR------------------------------------------------------------
+
+#include <stddef.h>
+#include <string.h>
+#include <sys/time.h>
+#include <unistd.h>
+
+#include "typedef.h"
+#include "ucp_printf.h"
+#include "msg_transfer_mem.h"
+#include "pet_sm_mgt.h"
+#include "ucp_handshake.h"
+#include "ospShell.h"
+#include "ospLog.h"
+#include "ospCfgToBin.h"
+#include "drv_init.h"
+#include "stc_drv_api.h"
+
+uint32_t slot_ind_flag = 0;
+uint32_t slot_ind_time_flag = 0;
+uint32_t g_slot_time = 0;
+uint32_t gu32_value = 0;
+uint32_t gu32_tick_receive_ctrl = 0;
+uint32_t gu32_tick_from_tx_ctrl = 0;
+
+uint32_t gu32_rx_callback_data_cnt   = 0;
+
+uint32_t rx_callback_data(const char* buf,uint32_t payloadSize)
+{
+    uint32_t stc_cnt = read_stc_local_timer();
+    uint32_t value = *(uint32_t *)buf;
+    uint16_t sfn = value >> 16;
+    uint16_t slot = value & 0xffff;
+
+    uint32_t tick_from_tx_ctrl = *(uint32_t *)(buf+4);
+
+    ++gu32_rx_callback_data_cnt;
+    slot_ind_flag = 1;
+    gu32_value = value;
+    gu32_tick_receive_ctrl = stc_cnt;
+    gu32_tick_from_tx_ctrl = tick_from_tx_ctrl;
+    uint32_t diff = stc_cnt - tick_from_tx_ctrl;
+
+    if(0 == slot_ind_time_flag)
+    {
+        slot_ind_time_flag = 1;
+        diff = 1000000;
+    }
+    else
+    {
+        diff = stc_cnt - g_slot_time;
+    }
+    g_slot_time = stc_cnt;
+
+    if ((diff > 1020000) || (diff < 980000))
+    {
+        UCP_PRINT_ERROR("[0],qNO[%d],sfn[%d],slot[%d],diff[%d]",UCP4008_TRAFFIC_NR_eMBB_DATA,sfn,slot,diff);
+    }
+    return payloadSize;
+}
+
+uint32_t gu32_rx1_slot_ind_flag = 0;
+uint32_t gu32_rx1_slot_ind_time_flag = 0;
+uint32_t gu32_rx1_slot_time = 0;
+
+uint32_t rx1_callback_data(const char* buf,uint32_t payloadSize)
+{
+    uint32_t stc_cnt = read_stc_local_timer();
+    uint32_t value = *(uint32_t *)buf;
+    uint16_t sfn = value >> 16;
+    uint16_t slot = value & 0xffff;
+    uint32_t diff    = 0;
+
+    gu32_rx1_slot_ind_flag  = 1;
+    if(0 == gu32_rx1_slot_ind_time_flag)
+    {
+        gu32_rx1_slot_ind_time_flag = 1;
+        diff = 1000000;
+    }
+    else
+    {
+        diff = stc_cnt - gu32_rx1_slot_time;
+    }
+    gu32_rx1_slot_time = stc_cnt;
+
+    if ((diff > 1020000) || (diff < 980000))
+    {
+        UCP_PRINT_ERROR("[1],qNO[%d],sfn[%d],slot[%d],diff[%d]",UCP4008_TRAFFIC_NR_eMBB_DATA,sfn,slot,diff);
+    }
+
+    return payloadSize;
+}
+
+uint32_t gu32_rx2_slot_ind_flag = 0;
+uint32_t gu32_rx2_slot_ind_time_flag = 0;
+uint32_t gu32_rx2_slot_time = 0;
+
+uint32_t rx2_callback_data(const char* buf,uint32_t payloadSize)
+{
+    uint32_t stc_cnt = read_stc_local_timer();
+    uint32_t value = *(uint32_t *)buf;
+    uint16_t sfn = value >> 16;
+    uint16_t slot = value & 0xffff;
+    uint32_t diff    = 0;
+
+    gu32_rx2_slot_ind_flag  = 1;
+    if(0 == gu32_rx2_slot_ind_time_flag)
+    {
+        gu32_rx2_slot_ind_time_flag = 1;
+        diff = 1000000;
+    }
+    else
+    {
+        diff = stc_cnt - gu32_rx2_slot_time;
+    }
+    gu32_rx2_slot_time = stc_cnt;
+
+    if ((diff > 1020000) || (diff < 980000))
+    {
+        UCP_PRINT_ERROR("[1],qNO[%d],sfn[%d],slot[%d],diff[%d]",UCP4008_TRAFFIC_NR_eMBB_DATA,sfn,slot,diff);
+    }
+
+    return payloadSize;
+}
+
+uint32_t gu32_rx3_slot_ind_flag = 0;
+uint32_t gu32_rx3_slot_ind_time_flag = 0;
+uint32_t gu32_rx3_slot_time = 0;
+
+uint32_t rx3_callback_data(const char* buf,uint32_t payloadSize)
+{
+    uint32_t stc_cnt = read_stc_local_timer();
+    uint32_t value = *(uint32_t *)buf;
+    uint16_t sfn = value >> 16;
+    uint16_t slot = value & 0xffff;
+    uint32_t diff    = 0;
+
+    gu32_rx3_slot_ind_flag  = 1;
+    if(0 == gu32_rx3_slot_ind_time_flag)
+    {
+        gu32_rx3_slot_ind_time_flag = 1;
+        diff = 1000000;
+    }
+    else
+    {
+        diff = stc_cnt - gu32_rx3_slot_time;
+    }
+    gu32_rx3_slot_time = stc_cnt;
+
+    if ((diff > 1020000) || (diff < 980000))
+    {
+        UCP_PRINT_ERROR("[1],qNO[%d],sfn[%d],slot[%d],diff[%d]",UCP4008_TRAFFIC_NR_eMBB_DATA,sfn,slot,diff);
+    }
+
+    return payloadSize;
+}
+
+uint32_t rx_callback_ctrl(const char* buf,uint32_t payloadSize)
+{
+    return payloadSize;
+}
+
+static inline void get_msg_transfer_info(uint16_t port_index, uint16_t inst_id, uint16_t transfer_type, transfer_type_info_s* transfer_type_info_ptr)
+{
+    queue_info_s c_plane,u_plane;
+
+    switch (transfer_type) {
+        case CU_SPLIT:
+            c_plane.rx_block_size = 0x25800;
+            c_plane.rx_block_num = 32;
+            c_plane.rx_callback = rx_callback_ctrl;
+            c_plane.tx_block_size = 0x8000;
+            c_plane.tx_block_num = 8;
+            c_plane.tx_callback = NULL;
+
+            u_plane.rx_block_size = 0x28000;
+            u_plane.rx_block_num = 8;
+            //u_plane.rx_callback = rx_callback_data;
+            if (0 == inst_id)
+            {
+                u_plane.rx_callback = rx_callback_data;
+            }
+            else if (1 == inst_id)
+            {
+                u_plane.rx_callback = rx1_callback_data;
+            }
+            else if (2 == inst_id)
+            {
+                u_plane.rx_callback = rx2_callback_data;
+            }
+            else
+            {
+                u_plane.rx_callback = rx3_callback_data;
+            }
+            u_plane.tx_block_size = 0x28000;
+            u_plane.tx_block_num = 8;
+            u_plane.tx_callback = NULL;
+
+            transfer_type_info_ptr->queue_cplane_info = c_plane;
+            transfer_type_info_ptr->queue_uplane_info = u_plane;
+            break;
+        case OAM:
+            c_plane.rx_block_size = 0x100000;
+            c_plane.rx_block_num = 32;
+            c_plane.rx_callback = rx_callback_oam;
+            c_plane.tx_block_size = 0x8000;
+            c_plane.tx_block_num = 8;
+            c_plane.tx_callback = NULL;
+
+            transfer_type_info_ptr->queue_cplane_info = c_plane;
+            break;
+        default:
+            UCP_PRINT_ERROR("get_msg_queue_cfg doesn't support transfer_type[%d] .",transfer_type);
+            break;
+    }
+
+    return;
+}
+
+static inline void msg_transfer_cfg(void)
+{
+    uint8_t port_id = 0;
+    uint16_t inst_id = 0;
+    uint16_t transfer_type = 0;
+    int32_t handle_id = 0;
+    transfer_type_info_s transfer_type_info;
+
+    for (inst_id=0; inst_id<MAX_INSTANCE_NUM; inst_id++) {
+	//for (inst_id=0; inst_id<4; inst_id++) { // 4 cell
+        /*********************************transfer_type = CU_SPLIT**********************************/
+        transfer_type = CU_SPLIT;
+        get_msg_transfer_info(port_id,inst_id,transfer_type, &transfer_type_info);
+        handle_id = msg_transfer_init(port_id, transfer_type, inst_id, &transfer_type_info);
+        if (handle_id < 0) {
+            UCP_PRINT_ERROR("phy_cfg_init transfer_type:CU_SPLIT, handle_id[0x%08x] error.",handle_id);
+        }
+
+        /*********************************transfer_type = OAM**********************************/
+        transfer_type = OAM;
+        get_msg_transfer_info(port_id,inst_id,transfer_type, &transfer_type_info);
+        handle_id = msg_transfer_init(port_id, transfer_type, inst_id, &transfer_type_info);
+        if (handle_id < 0) {
+            UCP_PRINT_ERROR("phy_cfg_init transfer_type:OAM, handle_id[0x%08x] error.",handle_id);
+        }
+    }
+
+    PetSmLocalMgt_t* pPetSmLocalMgt = get_pet_sm_local_mgt();
+    MsgQueueLocalMgt_t* pMsgQueueLocalMgt = get_msg_queue_local_mgt();
+    pPetSmLocalMgt->pSyncInfo->queueCfgFlag = ++pMsgQueueLocalMgt->localSyncInfo.queueCfgFlag;
+
+    return;
+}
+
+static inline void msg_transfer_queue_polling(void)
+{
+    uint8_t port_id = 0;
+    HandleId_t handler;
+    uint16_t cu_flag;
+    uint32_t offset = 0;
+    uint32_t len = 0;
+    uint8_t* msg_ptr;
+
+    for (uint32_t i = 0; i < MAX_INSTANCE_NUM; i++) {
+	//for (uint32_t i = 0; i < 4; i++) {
+        handler.port_id = port_id;
+        handler.inst_id = i;
+        handler.type_id = CU_SPLIT;
+        cu_flag = C_PLANE;
+        msg_transfer_receive(handler.value, cu_flag, offset, len, &msg_ptr);
+
+        cu_flag = U_PLANE;
+        msg_transfer_receive(handler.value, cu_flag, offset, len, &msg_ptr);
+
+        handler.type_id = OAM;
+        msg_transfer_receive(handler.value, cu_flag, offset, len, &msg_ptr);
+    }
+
+    return;
+}
+
+#define CELL_SETUP_TYPE_SIMULATION (0x5a6b7c8d)
+
+void cell_setup_simulation(uint8_t scs_id, uint8_t cell_id, uint32_t run_core, uint8_t frame_type)
+{
+    uint32_t size = 32;
+    char* buf;
+    uint32_t availableSize,offset;
+
+    uint16_t cu_flag = C_PLANE;
+    HandleId_t handler;
+    handler.port_id = 0;
+    handler.inst_id = 0;
+    handler.type_id = CU_SPLIT;
+
+    int32_t ret = msg_transfer_send_start(handler.value,cu_flag);
+
+    /************C_PLANE***************/
+    ret = msg_transfer_alloc_msg(handler.value, cu_flag, size, &buf, &availableSize, &offset);
+    if ( SUCCESS != ret) {
+        UCP_PRINT_ERROR("cell_setup_simulation call msg_transfer_alloc_msg err.");
+        return ;
+        //continue;
+    }
+    UCP_PRINT_DEBUG("availableSize = 0x%x.", availableSize);
+    UCP_PRINT_DEBUG("offset = 0x%x.", offset);
+    
+    *(uint32_t*)(buf + 0) = CELL_SETUP_TYPE_SIMULATION;
+    *(uint32_t*)(buf + 4) = read_stc_local_timer();
+    *(uint32_t*)(buf + 12) = 0;	// build cell
+    *(uint32_t*)(buf + 16) = scs_id;
+    *(uint32_t*)(buf + 20) = cell_id;
+    *(uint32_t*)(buf + 24) = run_core;
+    *(uint32_t*)(buf + 28) = frame_type;
+
+    ret = msg_transfer_send_msg(handler.value, cu_flag, (uint8_t *)buf, offset, size);
+    ret = msg_transfer_send_end(handler.value,cu_flag);
+
+    return;
+}
+
+int32_t test_case(uint32_t argc, int32_t* argvp)
+{
+    UCP_PRINT_DEBUG("start running testcase 22 (8 ape 15K case).");
+
+    osp_read_spe_cfg_file("/ramfs/cfgDat");
+
+    msg_transfer_mem_init();
+    msg_transfer_cfg();
+    ucp_handshake();
+
+    UCP_PRINT_DEBUG("start transfering message.");
+
+    uint32_t size = 100;
+    char* buf;
+    uint32_t availableSize,offset;
+    uint8_t* ptr;
+    uint8_t u8_cell_flag = 0;
+
+    uint16_t cu_flag = C_PLANE;
+    HandleId_t handler;
+    handler.port_id = 0;
+    handler.inst_id = 0;
+    handler.type_id = CU_SPLIT;
+
+    int32_t ret;
+    uint8_t scs_id = 0; // LTE
+    uint8_t cell_id = 0;
+    uint32_t run_ape = 0x3;
+    uint8_t frame_type = 1; // tdd
+
+    cell_setup_simulation(scs_id, cell_id, run_ape, frame_type);    /* the first cell */
+    UCP_PRINT_DEBUG("call cell setup(1)");
+
+    while(1)
+    {
+        if ((100000 == gu32_rx_callback_data_cnt) && (0 == u8_cell_flag))
+        {
+            /* 1st cell build ok after 10s */
+            scs_id = 0; // LTE
+            cell_id = 1;
+            run_ape = 0xC;
+            frame_type = 1; // tdd
+            cell_setup_simulation(scs_id, cell_id, run_ape, frame_type);    /* the second cell */
+            u8_cell_flag = 1;
+            UCP_PRINT_DEBUG("call cell setup(2)");
+        }
+        if ((200000 == gu32_rx_callback_data_cnt) && (1 == u8_cell_flag))
+        {
+            /* 1st cell build ok after 10s */
+            scs_id = 0; // LTE
+            cell_id = 2;
+            run_ape = 0x30;
+            frame_type = 1; // tdd
+            cell_setup_simulation(scs_id, cell_id, run_ape, frame_type);    /* the second cell */
+            u8_cell_flag = 2;
+            UCP_PRINT_DEBUG("call cell setup(3)");
+        }
+        if ((300000 == gu32_rx_callback_data_cnt) && (2 == u8_cell_flag))
+        {
+            /* 1st cell build ok after 10s */
+            scs_id = 0; // LTE
+            cell_id = 3;
+            run_ape = 0xC0;
+            frame_type = 1; // tdd
+            cell_setup_simulation(scs_id, cell_id, run_ape, frame_type);    /* the second cell */
+            u8_cell_flag = 3;
+            UCP_PRINT_DEBUG("call cell setup(4)");
+        }
+
+        msg_transfer_queue_polling();
+
+		if ((1 == slot_ind_flag) || (1 ==  gu32_rx1_slot_ind_flag) || (1 ==  gu32_rx2_slot_ind_flag) || (1 ==  gu32_rx3_slot_ind_flag))
+		{
+	        if(1 == slot_ind_flag)
+	        {
+	            slot_ind_flag = 0;
+
+	            handler.inst_id = 0;
+        	}
+			if (1 ==  gu32_rx1_slot_ind_flag)
+			{
+				gu32_rx1_slot_ind_flag = 0;
+			
+				handler.inst_id = 1;
+			}
+			if (1 ==  gu32_rx2_slot_ind_flag)
+			{
+				gu32_rx2_slot_ind_flag = 0;
+			
+				handler.inst_id = 2;
+			}
+			if (1 ==  gu32_rx3_slot_ind_flag)
+			{
+				gu32_rx3_slot_ind_flag = 0;
+			
+				handler.inst_id = 3;
+			}
+			/************C_PLANE***************/
+			cu_flag = C_PLANE;
+			ret = msg_transfer_send_start(handler.value,cu_flag);
+			
+			ret = msg_transfer_alloc_msg(handler.value, cu_flag, size, &buf, &availableSize, &offset);
+			if ( SUCCESS != ret) {
+				UCP_PRINT_ERROR("1,c_plane alloc error\r\n");
+				continue;
+			}
+			
+			ptr = (uint8_t *)buf;
+			*(uint32_t*)(ptr + 0) = gu32_value;
+			*(uint32_t*)(ptr + 4) = gu32_tick_from_tx_ctrl;
+			*(uint32_t*)(ptr + 8) = gu32_tick_receive_ctrl;
+			*(uint32_t*)(ptr + 12) = read_stc_local_timer();
+			
+			ret = msg_transfer_send_msg(handler.value, cu_flag, (uint8_t *)buf, offset, size);
+			if ( SUCCESS != ret) {
+				UCP_PRINT_ERROR("1,c_plane send error\r\n");
+			}
+			
+			ret = msg_transfer_send_end(handler.value,cu_flag);
+			
+			/************U_PLANE***************/
+			cu_flag = U_PLANE;
+			ret = msg_transfer_send_start(handler.value,cu_flag);
+			
+			ret = msg_transfer_alloc_msg(handler.value, cu_flag, size, &buf, &availableSize, &offset);
+			if ( SUCCESS != ret) {
+				UCP_PRINT_ERROR("1,u_plane alloc error\r\n");
+				continue;
+			}
+			
+			ptr = (uint8_t *)buf;
+			*(uint32_t*)(ptr + 0) = gu32_value;
+			*(uint32_t*)(ptr + 4) = gu32_tick_from_tx_ctrl;
+			*(uint32_t*)(ptr + 8) = gu32_tick_receive_ctrl;
+			*(uint32_t*)(ptr + 12) = read_stc_local_timer();
+			
+			ret = msg_transfer_send_msg(handler.value, cu_flag, (uint8_t *)buf, offset, size);
+			if ( SUCCESS != ret) {
+				UCP_PRINT_ERROR("1,u_plane send error\r\n");
+			}
+			
+			ret = msg_transfer_send_end(handler.value,cu_flag);
+		}
+    }
+    return 0;
+}
+