嵌入式实操-基于RT1170 移植memtester做SDRAM测试（二十五）

科技 08-01 来源：嵌入式实操

本文主要是通过迁移的思维，记录本人初次使用NXP MCUXpresso SDK API进行BSP开发

1. 移植来源

reference:
https://blog.51cto.com/henjay724/2711883
https://github.com/JayHeng/cortex-m-apps
由于RT1170上面没有SDRAM的压力测试工具，所以通过移植memtester工程至SoC,用于SDRAM的测量。

2. 应用

复制memtester目前至工程

将相关文件添加入工程当中

将添加相关的头文件路径：

增加相关的测试代码如下：

diff --git a/SDK_2.8.0_MIMXRT1170-EAR3/boards/easyarm-rt1170-revb/driver_examples/gpio_bootloader/led_output/cm7/gpio_led_output.c b/SDK_2.8.0_MIMXRT1170-EAR3/boards/easyarm-rt1170-revb/driver_examples/gpio_bootloader/led_output/cm7/gpio_led_output.cindex 2a3c5cca..6be89002 100644--- a/SDK_2.8.0_MIMXRT1170-EAR3/boards/easyarm-rt1170-revb/driver_examples/gpio_bootloader/led_output/cm7/gpio_led_output.c+++ b/SDK_2.8.0_MIMXRT1170-EAR3/boards/easyarm-rt1170-revb/driver_examples/gpio_bootloader/led_output/cm7/gpio_led_output.c@@ -12,7 +12,7 @@ #include "fsl_lpuart.h" #include "fsl_flexspi.h" #include "fsl_cache.h"-+#include "fsl_clock.h" #include "evkmimxrt1170_flexspi_nor_config.h" #include "pin_mux.h"@@ -20,6 +20,7 @@ #include "bsp_sdram.h" #include "bsp_sdram_test.h" #include "app.h"+#include "memtester.h" /*******************************************************************************  * Definitions  ******************************************************************************/@@ -42,7 +43,17 @@ extern void dump_build_info(void); /*******************************************************************************  * Variables  ******************************************************************************/+typedef struct _semc_test_config {+  uint32_t baseAddr;+  uint32_t testSize;+  uint32_t loopNum;+  uint32_t dramFreq;+  uint32_t enableCache;+} semc_test_config_t;++int fail_stop = 1;+char memsuffix = 'B'; /*******************************************************************************  * Code  ******************************************************************************/@@ -478,6 +489,30 @@ int main(void)     SEMC_SDRAMReadWrite16Bit();     /* 8Bit data read and write. */     SEMC_SDRAMReadWrite8Bit();++    semc_test_config_t testConfig;+    testConfig.baseAddr = 0x80000000;+    testConfig.testSize = 32 * 1024 * 1024;+    testConfig.loopNum = 1;+    testConfig.dramFreq = CLOCK_GetRootClockFreq(kCLOCK_Root_Semc);+    testConfig.enableCache = 0;+    +    if (!testConfig.enableCache) {+        /* Disable D cache */+        SCB_DisableDCache();+    }++    PRINTF("\r
########## Print out from target board ##########\r
");+    PRINTF("\r
SDRAM r/w test settings:\r
");+    PRINTF("      Base Addr: 0x%x;\r
", testConfig.baseAddr);+    PRINTF("      Test Size: %d Bytes;\r
", testConfig.testSize);+    PRINTF("      Test Loop: %d;\r
", testConfig.loopNum);    +    PRINTF("      SDRAM Freq: %d Hz;\r
",testConfig.dramFreq);+    PRINTF("      Enable Cache: %d;\r
\r
", testConfig.enableCache);++    /* Run memory stress test: 64KByte, loop=1, page_size = 1kbyte */+    memtester_main(testConfig.baseAddr, testConfig.testSize, &memsuffix, testConfig.loopNum, (1*1024));        +                 #endif  // BSP_SDRAM_TEST

测试日记：

15:42:10:568--- RT1170 bootloader bootup   15:42:10:568---15:42:10:569--- UTS_VERSION: 2022/05/30-15:41:5015:42:10:569---15:42:10:569--- RT1170FW_BOOT_COMPILE_TIME: 2022/05/30-15:41:5015:42:10:569---15:42:10:580--- RT1170FW_BOOT_COMPILE_BY: Administrator15:42:10:580---15:42:10:581--- RT1170FW_BOOT_COMPILER: Keil compiler15:42:10:581---15:42:10:591--- RT1170FW_BOOT_VERSION: e93c445c301351f048d71f5c349c45f0072c3e0a15:42:10:591---15:42:10:592--- RT1170FW_BOOT_HARDWARE_BOARD: rt1170 mcu15:42:10:592---15:42:10:592---FLEXSPI example started!15:42:10:592---Vendor ID: 0x1715:42:10:599---Erasing Serial NOR over FlexSPI...15:42:10:650---Erase data - successfully. 15:42:10:650---Program data - successfully. 15:42:10:650---15:42:10:659--- SEMC SDRAM Write 32 bit Start, Start Address 0x80000000, Data Length 8388607 !15:42:10:720---15:42:10:720--- SEMC SDRAM Read 32 bit Data Start, Start Address 0x80000000, Data Length 8388607 !15:42:10:978---15:42:10:978--- SEMC SDRAM Write 32 bit Start, Start Address 0x80000001, Data Length 8388607 !15:42:11:043---15:42:11:043--- SEMC SDRAM Read 32 bit Data Start, Start Address 0x80000001, Data Length 8388607 !15:42:11:327---15:42:11:328--- SEMC SDRAM Write 32 bit Start, Start Address 0x80000002, Data Length 8388607 !15:42:11:439---15:42:11:439--- SEMC SDRAM Read 32 bit Data Start, Start Address 0x80000002, Data Length 8388607 !15:42:11:722---15:42:11:723--- SEMC SDRAM Write 32 bit Start, Start Address 0x80000003, Data Length 8388607 !15:42:11:787---15:42:11:788--- SEMC SDRAM Read 32 bit Data Start, Start Address 0x80000003, Data Length 8388607 !15:42:12:070---15:42:12:071--- SEMC SDRAM 32 bit Data Write and Read Compare Succeed!15:42:12:071---15:42:12:079--- SEMC SDRAM Write 16 bit Start, Start Address 0x80000000, Data Length 16777215 !15:42:12:188---15:42:12:188--- SEMC SDRAM Read 16 bit Data Start, Start Address 0x80000000, Data Length 16777215 !15:42:12:479---15:42:12:479--- SEMC SDRAM Write 16 bit Start, Start Address 0x80000001, Data Length 16777215 !15:42:12:590---15:42:12:590--- SEMC SDRAM Read 16 bit Data Start, Start Address 0x80000001, Data Length 16777215 !15:42:12:915---15:42:12:915--- SEMC SDRAM 16 bit Data Write and Read Compare Succeed!15:42:12:915---15:42:12:924--- SEMC SDRAM Memory 8 bit Write Start, Start Address 0x80000000, Data Length 33554432 !15:42:13:034---15:42:13:034--- SEMC SDRAM Read 8 bit Data Start, Start Address 0x80000000, Data Length 33554432 !15:42:13:410---15:42:13:411--- SEMC SDRAM 8 bit Data Write and Read Compare Succeed!15:42:13:411---15:42:13:411---########## Print out from target board ##########15:42:13:411---15:42:13:424---SDRAM r/w test settings:15:42:13:424---      Base Addr: 0x80000000;15:42:13:425---      Test Size: 33554432 Bytes;15:42:13:425---      Test Loop: 1;15:42:13:434---      SDRAM Freq: 163862064 Hz;15:42:13:435---      Enable Cache: 0;15:42:13:435---15:42:13:435---memtester version 4.5.0 (32-bit)15:42:13:435---Copyright (C) 2001-2020 Charles Cazabon.15:42:13:449---Licensed under the GNU General Public License version 2 (only).15:42:13:449---15:42:13:449---want 32MB (33554432 bytes)15:42:13:449---Loop 1/1:15:42:37:926---  Stuck Address: ok15:42:40:359---  Random Value: ok15:42:44:230---  Compare XOR: ok15:42:48:102---  Compare SUB: ok15:42:51:973---  Compare MUL: ok15:42:55:863---  Compare DIV: ok15:42:59:736---  Compare OR: ok15:43:03:603---  Compare AND: ok15:43:06:187---  Sequential Increment: ok15:45:43:992---  Solid Bits: ok15:53:53:557---  Block Sequential: ok15:55:55:904---  Checkerboard: ok15:58:33:710---  Bit Spread: ok16:09:04:552---  Bit Flip: ok16:11:06:895---  Walking Ones: ok16:13:09:239---  Walking Zeroes: ok16:13:15:126---  8-bit Writes: ok16:13:20:738---  16-bit Writes: ok