This blog outlines the procedure of enabling DASH in bios and Lenovo T495 has been used for reference.
Quick Steps:
- Download latest BIOS for Lenovo-T495 system
- Upgrade the Bios n the Lenovo-T495 system
- Enable DASH option in Bios
- Verify the DASH FW in windows in Realtek Dash Client tool
- Verification using DASHCLI tool
Step 1: Download the latest BIOS:
The latest BIOS version available on the web is R12ET49W (1.19):
- Navigate to the URL: https://support.lenovo.com/us/en/downloads/ds539877
- Download the exe file
Step 2: Install the BIOS Image on Target
Copy the exe to Target machine. Right click on executable and run it as administrator
This launches the Install Shield Wizard select language as English
Click Next
Accept the License Agreement and click Next
Click on Install
Once Finished exit the wizard by clicking Finish
Further the ThinkPad Bios Flash Update Utility asks for option Select” Update ThinkPad BIOS”
Further the Bios update is initiated and once completed Restart the system
Step 3: Enable DASH option in the Bios
Once the system is restarted after the Bios gets upgraded, Press F1 to move to Setup Utility
Switch to security Tab and go to Dash Configuration setting
Enter DASH Configuration setting and Enable the DASH Support option
Press F10 to Save and Exit
Step 4: Verify the DASH FW in windows in Realtek Dash Client tool
Once system is rebooted to windows, the required Drivers and Realtek Dash Client is installed.
The DASH FW version can be seen in right end corner of tray icon
Step 5: Verification Using DASHCLI Tool
After DASH is enabled in system, DASHCLI can be used to verify some of DASH related features
DASHCLI Commands:
1.To verify DASH System is DASH Capable:
dashcli.exe -h <ipaddress> -u <username> -P <password> discover
2. To verify power options available in target system:
dashcli.exe -h <ipaddress> -u <username> -P <password> -t computersystem[0] power availablestates
Useful Links:
1. Downloading DASHCLI & AMC
https://developer.amd.com/tools-for-dmtf-dash/
2. Discovering DASH Systems using DASHCLI
https://community.amd.com/community/devgurus/dmtf-dash/blog/2019/04/02/discovering-dash-systems-usin...
3. Discovering DASH system using AMC
https://community.amd.com/docs/DOC-2193
