55
3.
1.
2.
3.
1.
a.
2.
3.
1.
# mstflint -d
41
:
00.0
-i fw-
4099
.secure.bin b
For changes to take effect, reboot is required.
Setting the Secure Host Key
To set the key, run:
# mstflint -d
41
:
00.0
set_key
22062011
Setting the HW Key - OK
Restoring signature - OK
Disabling/Enabling Access to the Hardware
Access the hardware while hardware access is disabled:
# mstflint -d
41
:
00.0
q
E- Cannot open
41
:
00.0
: HW access is disabled on the device.
E- Run
"mstflint -d 41:00.0 hw_access enable"
in order to enable HW access.
Enable hardware access:
# mstflint -d
41
:
00.0
hw_access enable
Enter Key: ********
Disable hardware access:
# mstflint -d
41
:
00.0
hw_access disable
Removing the Secure Host
To remove the secure host feature:
Make sure you have INI and MLX file suitable for the device.
Remove cr_protection_en=true from the INI (if present)
Burn the firmware on the device (make sure hardware access is enabled prior to burning):
# mstflint -d
41
:
00.0
-i fw-
4099
.unsecure.bin b
Execute a driver restart in order to load the unsecure firmware:
# service openibd restart
Key Loss Recovery
If a key is lost, there is no way to recover it using the tool. The only way to recover is to:
Connect the flash-not-present jumper on the card.
A driver restart is required to activate the new key.
This section is applicable to Group 1 network adapters only.
