ddr test:changed from 1GB ddr2 to 2GB ddr3

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ddr test:changed from 1GB ddr2 to 2GB ddr3

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wuhongbobo
Contributor II

您好,我使用ddr test工具(V2.60)的步骤如下:

我的DDR芯片资料如下:

MT41K256M16 – 32 Meg x 16 x 8 banks
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1, 在xls文件中填好我们板子DDR信息,得到.inc中黄色标记的配置

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2. 将1步骤得到的配置文件.inc(缺少红色标记的配置)载入ddr test工具,运行后只能得到如下寄存器的数值

# write leveling
MXC_DCD_ITEM(40, MMDC_P0_BASE_ADDR + 0x80c, 0x001E0015) //Bety1-0
MXC_DCD_ITEM(41, MMDC_P0_BASE_ADDR + 0x810, 0x00290025) //Bety3-2
MXC_DCD_ITEM(42, MMDC_P1_BASE_ADDR + 0x80c, 0x00150026) //Bety5-4
MXC_DCD_ITEM(43, MMDC_P1_BASE_ADDR + 0x810, 0x000A001D) //Bety7-6

3.得到2中的配置后,ddr test工具停在writing DQS data的地方不动,整个ddr test工具UI上的按钮均无法点击(灰色)

我的问题是:

1, 上述步骤1,我是否有漏掉什么操作?上述我的步骤1操作是否正确

2. 为什么只能得到步骤2中提到的数据后,ddr test工具貌似死掉了,无法得到后续的结果?

3. 我应该如何正确操作得到想要的结果?或者我应该使用哪一个版本的ddr test工具

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igorpadykov
NXP Employee
NXP Employee

Hi hong

please check documents describing ddr tester
https://community.nxp.com/docs/DOC-331528
https://community.freescale.com/docs/DOC-101708

Note, 2GB ddr3 MT41K256M16 configuration is used on Sabre AI board
SCH-27142 p.8
Schematics (5)
Design files for i.MX 6Quad and i.MX 6DualLite CPU1 Cards
Design files for Base Board (REV E)

http://www.nxp.com/products/software-and-tools/hardware-development-tools/sabre-development-system/s...

please check example for SCH-27142 in ddr_stress_tester/script/mx6dq/MX6Q_ARD_DDR3_register_programming_aid_v1.5.inc in
https://community.nxp.com/docs/DOC-94917

Best regards
igor
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wuhongbobo
Contributor II

我按照您提供的文档说明进行配置,使用V2.60版本的DDR Test Tool,停留在如下画面,无法得到DQS 等配置。应该如何解决

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