​【HiKey】ddr测试

mobz

1. 代码下载：
https://pyropus.ca/software/memtester/
2. 将代码解压到android external目录下
tar xzvf memtester-4.3.0.tar.gz -C external/
3. 添加Android.mk,内容如下
LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_SHARED_LIBRARIES := \
              liblog \
              libcutils \
              libutils
LOCAL_MODULE:=memtester
LOCAL_MODULE_TAGS:=optional
LOCAL_SRC_FILES:= \
         memtester.c \
         tests.c
LOCAL_C_INCLUDES := $(LOCAL_PATH)/
include $(BUILD_EXECUTABLE)
include $(call all-makefiles-under,$(LOCAL_PATH))
4. 编译
mmm external/memtester-4.3.0/
adb mount -o remount rw /
adb remount
adb push out/target/product/hikey/system/bin/memtester /system/bin/
5. 测试(附上测试结果如下)
root@hikey:/ # memtester 1m 1
memtester version 4.3.0 (64-bit)
   Copyright (C) 2001-2012 Charles Cazabon.
   Licensed under the GNU General Public License version 2 (only).
   pagesize is 4096
   pagesizemask is 0xfffffffffffff000
want 1MB (1048576 bytes)
   got  1MB (1048576 bytes), trying mlock ...locked.
   Loop 1/1:
   Stuck Address  : ok
   Random Value  : ok
   Compare XOR  : ok
   Compare SUB  : ok
   Compare MUL  : ok
   Compare DIV  : ok
   Compare OR  : ok
   Compare AND  : ok
   Sequential Increment: ok
   Solid Bits  : ok
   Block Sequential  : ok
   Checkerboard  : ok
   Bit Spread  : ok
   Bit Flip  : ok
   Walking Ones  : ok
   Walking Zeroes  : ok
   Done.