From 73e02aa0acf917c6e936237f56d196d1e47120c2 Mon Sep 17 00:00:00 2001
From: bacon <bacon@rtems.cn>
Date: Wed, 4 Jun 2025 10:56:59 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3INT=E7=9A=84=E7=8A=B6?=
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---
 tb/shinTest/ShinTopSpiTb.v | 198 ++++++++++++++++++-------------------
 1 file changed, 95 insertions(+), 103 deletions(-)

diff --git a/tb/shinTest/ShinTopSpiTb.v b/tb/shinTest/ShinTopSpiTb.v
index 589c04b..d8c4790 100644
--- a/tb/shinTest/ShinTopSpiTb.v
+++ b/tb/shinTest/ShinTopSpiTb.v
@@ -236,6 +236,8 @@ initial begin
 
   _reset_deactive = 1'b0;
 
+  $timeformat(-9, 2, " ns", 8);
+
   spi_csn  = ~15'b0;
 
 	#100
@@ -278,24 +280,6 @@ always @(negedge reset) begin
   _reset_deactive <= 1'b1;
 end
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
   `define SCKFRE #640
 
   reg sck = 0;
@@ -432,9 +416,9 @@ task spi_trans( input [15:0] saddress, input [7:0] scmd, input [12:0] slength,in
 
     @( negedge isBusy) #1000
     begin 
-      //$fwrite(spidata_file, "------------%5t------------\n", $time);
-      $fwrite(spidata_file, "T:%2tns \tdev:%4d, addr:0x%02h%02h, %s, len:%4d\n", 
-          $time/1000, ((sidx >= 5)? ((sidx >= 10)? (sidx - 10):(sidx - 5)):sidx), txBuf[0], txBuf[1],
+      //$fwrite(spidata_file, "------------%5t------------\n", $realtime);
+      $fwrite(spidata_file, "T:%t \tdev:%4d, addr:0x%02h%02h, %s, len:%4d\n", 
+          $realtime, ((sidx >= 5)? ((sidx >= 10)? (sidx - 10):(sidx - 5)):sidx), txBuf[0], txBuf[1],
           ((txBuf[2] == 0)? "Write":" Read"), slength);
 
       if (    ((saddress == 16'h0800)
@@ -509,54 +493,62 @@ task spi_trans( input [15:0] saddress, input [7:0] scmd, input [12:0] slength,in
 
 endtask
 
+always @(posedge _reset_deactive) begin
+  if (io_int_sig[0]) $fdisplay(spidata_file, "MST  INT SETUP: %t", $realtime);
+  if (io_int_sig[1]) $fdisplay(spidata_file, "SLV0 INT SETUP: %t", $realtime);
+  if (io_int_sig[2]) $fdisplay(spidata_file, "SLV1 INT SETUP: %t", $realtime);
+  if (io_int_sig[3]) $fdisplay(spidata_file, "SLV2 INT SETUP: %t", $realtime);
+  if (io_int_sig[4]) $fdisplay(spidata_file, "SLV3 INT SETUP: %t", $realtime);
+end
+
 always @(posedge io_int_sig[0]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "MST  INT SETUP: %tns", $time / 1000);
+    $fdisplay(spidata_file, "MST  INT SETUP: %t", $realtime);
 end
 
 always @(posedge io_int_sig[1]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV0 INT SETUP: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV0 INT SETUP: %t", $realtime);
 end
 
 always @(posedge io_int_sig[2]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV1 INT SETUP: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV1 INT SETUP: %t", $realtime);
 end
 
 always @(posedge io_int_sig[3]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV2 INT SETUP: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV2 INT SETUP: %t", $realtime);
 end
 
 always @(posedge io_int_sig[4]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV3 INT SETUP: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV3 INT SETUP: %t", $realtime);
 end
 
 always @(negedge io_int_sig[0]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "MST  INT CLEAR: %tns", $time / 1000);
+    $fdisplay(spidata_file, "MST  INT CLEAR: %t", $realtime);
 end
 
 always @(negedge io_int_sig[1]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV0 INT CLEAR: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV0 INT CLEAR: %t", $realtime);
 end
 
 always @(negedge io_int_sig[2]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV1 INT CLEAR: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV1 INT CLEAR: %t", $realtime);
 end
 
 always @(negedge io_int_sig[3]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV2 INT CLEAR: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV2 INT CLEAR: %t", $realtime);
 end
 
 always @(negedge io_int_sig[4]) begin
   if (_reset_deactive == 1'b1)
-    $fdisplay(spidata_file, "SLV3 INT CLEAR: %tns", $time / 1000);
+    $fdisplay(spidata_file, "SLV3 INT CLEAR: %t", $realtime);
 end
 
 
@@ -603,15 +595,15 @@ initial begin
 1. 从IP中读取寄存器，上电后的寄存器期望值为0
 ---------------------------------------------------------------------------------------------------------*/
   begin:READ_REG_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     $fdisplay(spidata_file, "测试用例：从IP中读取寄存器，上电后的寄存器期望值为0");
     spi_trans( (16'h00), (`SPI_READ), (64), (`IF_IQSPI(0)) );
     spi_trans( (16'h00), (`SPI_READ), (64), (`IF_IQSPI(1)) );
     spi_trans( (16'h00), (`SPI_READ), (64), (`IF_IQSPI(2)) );
     spi_trans( (16'h00), (`SPI_READ), (64), (`IF_IQSPI(3)) );
     spi_trans( (16'h00), (`SPI_READ), (64), (`IF_IQSPI(4)) );
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
@@ -661,7 +653,7 @@ initial begin
     #1000
     spi_trans( (16'h0), (`SPI_WRITE), (1), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>设置完毕，检查接口寄存器");
+    $fdisplay(spidata_file, "-设置完毕，检查接口寄存器");
     spi_trans( (16'h00), (`SPI_READ), (1), (`IF_IDX(0)) );
     spi_trans( (16'h00), (`SPI_READ), (1), (`IF_IDX(1)) );
     spi_trans( (16'h00), (`SPI_READ), (1), (`IF_IDX(2)) );
@@ -681,14 +673,14 @@ initial begin
       if (io_int_sig[4]) $fdisplay(spidata_file, "SLV3 Interrupt!");
     end
 
-    $fdisplay(spidata_file, "--->>>检查中断");
+    $fdisplay(spidata_file, "-检查中断");
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(0)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(1)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(2)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(3)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>清中断");
+    $fdisplay(spidata_file, "-清中断");
     txBuf[0+3] = 8'h00;
     txBuf[1+3] = 8'h00;
     txBuf[2+3] = 8'h00;
@@ -699,7 +691,7 @@ initial begin
     spi_trans( (16'h78), (`SPI_WRITE), (4), (`IF_IDX(3)) );
     spi_trans( (16'h78), (`SPI_WRITE), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>检查中断");
+    $fdisplay(spidata_file, "-检查中断");
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(0)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(1)) );
     spi_trans( (16'h70), (`SPI_READ), (14), (`IF_IDX(2)) );
@@ -710,14 +702,14 @@ initial begin
   begin:CHECK_INTERRUPT_CFG_REG
     $fdisplay(spidata_file, "\n\n测试用例：检查设备的INTERRUPT信号设置寄存器");
 
-    $fdisplay(spidata_file, "--->>>检查中断");
+    $fdisplay(spidata_file, "-检查中断");
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(0)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>设置中断");
+    $fdisplay(spidata_file, "-设置中断");
     txBuf[0+3] = 8'h00;
     txBuf[1+3] = 8'h00;
     txBuf[2+3] = 8'h00;
@@ -728,14 +720,14 @@ initial begin
     spi_trans( (16'h70), (`SPI_WRITE), (4), (`IF_IDX(3)) );
     spi_trans( (16'h70), (`SPI_WRITE), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>检查中断");
+    $fdisplay(spidata_file, "-检查中断");
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(0)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>设置中断");
+    $fdisplay(spidata_file, "-设置中断");
     txBuf[0+3] = 8'h0F;
     txBuf[1+3] = 8'h00;
     txBuf[2+3] = 8'h00;
@@ -746,7 +738,7 @@ initial begin
     spi_trans( (16'h70), (`SPI_WRITE), (4), (`IF_IDX(3)) );
     spi_trans( (16'h70), (`SPI_WRITE), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>检查中断");
+    $fdisplay(spidata_file, "-检查中断");
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(0)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h70), (`SPI_READ), (4), (`IF_IDX(2)) );
@@ -761,32 +753,32 @@ initial begin
 ---------------------------------------------------------------------------------------------------------*/
   //嗅探
   begin:DETECT_DEV_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：发送嗅探包，需要在波形文件里检查");
   
-    $fdisplay(spidata_file, "--->>>嗅探前，检查链路状态寄存器");
+    $fdisplay(spidata_file, "-嗅探前，检查链路状态寄存器");
     //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>嗅探");
+    $fdisplay(spidata_file, "-嗅探");
 
     `include "detect_pkt.vh"
     
     // 顺序索引
     //#50000
     #1000
-    $fdisplay(spidata_file, "--->>>嗅探后，检查链路状态寄存器");
+    $fdisplay(spidata_file, "-嗅探后，检查链路状态寄存器");
     //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(4)) );
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
@@ -795,18 +787,18 @@ initial begin
 测试用例
 ---------------------------------------------------------------------------------------------------------*/
   begin:SET_ADDR_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     $fdisplay(spidata_file, "\n\n测试用例：设置顺序索引");
     $display("index @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
 
-    $fdisplay(spidata_file, "--->>>设置顺序地址前，检查顺序地址");
+    $fdisplay(spidata_file, "-设置顺序地址前，检查顺序地址");
     //spi_trans( (16'h0010), (`SPI_READ), (5), (`IF_IDX(0)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(1)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(2)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(3)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>设置顺序地址");
+    $fdisplay(spidata_file, "-设置顺序地址");
     `include "set_addr_pkt.vh"
 
     //测试
@@ -818,14 +810,14 @@ initial begin
 
     //读写
     #1000
-    $fdisplay(spidata_file, "--->>>设置顺序地址后，检查顺序地址");
+    $fdisplay(spidata_file, "-设置顺序地址后，检查顺序地址");
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(1)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(2)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(3)) );
     spi_trans( (16'h0000), (`SPI_READ), (16), (`IF_IDX(4)) );
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
@@ -835,45 +827,45 @@ initial begin
 ---------------------------------------------------------------------------------------------------------*/
   begin:DETECT_DEV_TESTCASE_2
     //嗅探
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：发送嗅探包，需要在波形文件里检查");
 
     $fdisplay(spidata_file, "嗅探：使用SM0");
-    $fdisplay(spidata_file, "--->>>嗅探前，检查链路状态寄存器");
+    $fdisplay(spidata_file, "-嗅探前，检查链路状态寄存器");
     //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(4)) );
 
-    $fdisplay(spidata_file, "--->>>嗅探");
+    $fdisplay(spidata_file, "-嗅探");
     //设置SM1在写入0x3地址触发enq
     
     `include "detect_pkt.vh"
 
-    $fdisplay(spidata_file, "--->>>嗅探后，检查链路状态寄存器");
+    $fdisplay(spidata_file, "-嗅探后，检查链路状态寄存器");
     //spi_trans( (16'h00c0), (`SPI_READ), (6), (`IF_IDX(0)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(1)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(2)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(3)) );
     spi_trans( (16'h00c0), (`SPI_READ), (4), (`IF_IDX(4)) );
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 
 `ifdef ENABLE_SM1_SEND_TEST
   begin:SM1_SEND_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     $fdisplay(spidata_file, "\n单读：使用SM1");
-    $fdisplay(spidata_file, "--->>>SM1：数据包");
+    $fdisplay(spidata_file, "-SM1：数据包");
 
     `include "sm1_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
   
 `endif
@@ -882,26 +874,26 @@ initial begin
   
   begin:SM2_SEND_TESTCASE
 
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
 
     $fdisplay(spidata_file, "\n广播读：使用SM2");
-    $fdisplay(spidata_file, "--->>>广播读");
+    $fdisplay(spidata_file, "-广播读");
 
     `include "sm2_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 
   
   begin:SM3_SEND_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
     $fdisplay(spidata_file, "\n广播写：使用SM3");
-    $fdisplay(spidata_file, "--->>>SM3广播写");
+    $fdisplay(spidata_file, "-SM3广播写");
 
     `include "sm3_pkt.vh"
 
@@ -910,8 +902,8 @@ initial begin
     spi_trans( (16'h0800), (`SPI_READ), (16), (`IF_IDX(3)) );
     spi_trans( (16'h0800), (`SPI_READ), (16), (`IF_IDX(4)) );
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
   
 `endif
@@ -927,21 +919,21 @@ initial begin
 ---------------------------------------------------------------------------------------------------------*/  
 `ifdef ENABLE_EXCHG_DATA_SEQ0_TEST
   begin:EXCHG_DATA_SEQ0_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：交换数据sm0~sm7");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
     
     `include "seq_0_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_EXCHG_DATA_SEQ1_TEST
   begin:EXCHG_DATA_SEQ1_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：交换数据写dev2_sm0/dev1_sm2/dev3_sm4/dev4_sm6");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
@@ -953,14 +945,14 @@ initial begin
     spi_trans( (16'h2800), (`SPI_READ), (64), (`IF_IDX(3)) );
     spi_trans( (16'h3800), (`SPI_READ), (64), (`IF_IDX(4)) );
     
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_EXCHG_DATA_SEQ2_TEST
   begin:EXCHG_DATA_SEQ2_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：交换数据读dev1_sm1/dev2_sm3/dev3_sm5/dev4_sm7");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
@@ -1004,43 +996,43 @@ initial begin
 
     `include "seq_2_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_EXCHG_DATA_SEQ3_TEST
   begin:EXCHG_DATA_SEQ3_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：交换数据读写");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
 
     `include "seq_3_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_BC_R_TEST
   
   begin:EXCHG_DATA_BC_R_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：广播读");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
     
     `include "bc_r_pkt.vh"
     
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_BC_W_TEST
   begin:EXCHG_DATA_BC_W_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
 
@@ -1052,14 +1044,14 @@ initial begin
     spi_trans( (16'h0800), (`SPI_READ), (32), (`IF_IDX(3)) );
     spi_trans( (16'h0800), (`SPI_READ), (32), (`IF_IDX(4)) );
     
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_BC_RW_TEST
   begin:EXCHG_DATA_BC_RW_TESTCASE
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：广播读写");
     $display("read&write @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
@@ -1068,8 +1060,8 @@ initial begin
 
     spi_trans( (16'h0180), (`SPI_READ), (128), (`IF_IDX(1)) );
     
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
@@ -1082,7 +1074,7 @@ initial begin
   // 同步
 
   begin:SYNC_TESTCASE0
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
 
     $display("sync @ %d", s_ShinTop_Mst.interface__io_cReg_timeStamp);
@@ -1091,14 +1083,14 @@ initial begin
     //设置SM1在写入 0x18 len触发enq
     `include "sync_pkt.vh"
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_SYNC_SIG0_TEST 
   begin:SYNC_TESTCASE1
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：测试同步信号(电平)");
 
@@ -1127,14 +1119,14 @@ initial begin
     spi_trans( (16'h0122), (`SPI_WRITE), (8), (`IF_IDX(4)) ); //slv2
 
   #100000
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif
 
 `ifdef ENABLE_SYNC_SIG1_TEST
   begin:SYNC_TESTCASE2
-    _t_start = $time;
+    _t_start = $realtime;
     #1000
     $fdisplay(spidata_file, "\n\n测试用例：测试同步信号(脉冲)");
 
@@ -1146,8 +1138,8 @@ initial begin
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(3)) );
     spi_trans( (16'h0100), (`SPI_READ), (16'h48), (`IF_IDX(4)) );
 
-    _t_end = $time;
-    $fdisplay(spidata_file, "该测试用例运行时间：%2tns\n", (_t_end - _t_start) / 1000);
+    _t_end = $realtime;
+    $fdisplay(spidata_file, "该测试用例运行时间：%t\n", _t_end - _t_start);
   end
 `endif