SSDdiag

Diagnostics software for Samsung SSD EVO 840 problems

Features:

• detects the firmware version from the running code.
• looks whether the controller is able to see a SATA connection, and whether the firmware was able to establish the connection.
• checks the 8 Flash channels
• analyzes Stack-Traces
• analyzes the Inter-Process-Communication between the ARM cores, and explains their meaning
• takes approximately 1 minute to execute

System requirements:

• OpenOCD.org and a supported JTAG adapter (must be 1.8v tolerant, FT2232H-based adapters are common and work well)
• Perl.org

Supported SSDs:

• SAMSUNG EVO 840

Supported controllers:

• SAMSUNG S4LN045X01-8030 (MEX)

Supported Firmware:

• EXT0BB6Q
• EXT0CB6Q

Supported JTAG adapters (1.8v tolerant):

• Altera USB Blaster (cheaper, slower)
• http://www.kosagi.com/w/index.php?title=Novena_Main_Page (more expensive, faster)
• TIAO TUMPA Multi-Protocol USB Adapter (1.8v-5v, SWD, up to 30 MHz) (http://www.diygadget.com/tiao-usb-multi-protocol-adapter-jtag-spi-i2c-serial.html)

Usage: Adapt mex1.conf to your JTAG adapter Run ssddiag.pl

If you want additional diagnostics, run it with --debug parameter, but this can increase the runtime from 1 minute to 60 minutes.

If you need more information, please read the Repair Manual: http://www2.futureware.at/~philipp/ssd/TheMissingManual.pdf

Sample diagnostics can be found here: http://www2.futureware.at/~philipp/ssd/diag/