Nvidia MSTFLINT, Documentation

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-I- Secure Host was enabled successfully on the device.
Disable HW access:
# mstflint -d 41 : 00.0 hw_access disable 18022018
-I- Secure Host was enabled successfully on the device.
If the key was not provided in the command line, an interactive shell will ask for it,
and verifying it:
# mstflint -d 41 : 00.0 set_key
Enter Key : ********
Verify Key : ********
-I- Secure Host was enabled successfully on the device.
Or
Disable the Secure Host (Enable HW access):
# mstflint -d 41 : 00.0 hw_access enable 18022018
-I- The Secure Host was disabled successfully on the device.
And the same as previous, providing the key can be done in interactive shell:
# mstflint -d
41 : 00.0 hw_access enable
Enter Key : ********
-I- The Secure Host was disabled successfully on the device.
mstflint: Flash Operations
Reading a Word from Flash
To read one dword from Flash memory, use the following command line:
# mstflint -d <device> rw addr
where:
device The device the dword is read from.
addr The address of the word to read.
Example:
# mstflint -d 41 : 00.0 rw 0x20
Writing a dword to Flash
To write one dword to Flash memory, use the following command line:
# mstflint -d <device> ww addr data
where:
device The device the dword is written to.
addr The address of the word to write.
data The value of the word.