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2023-12-17README.md: Add possibly not working systemsNicholas Chin
These systems have a report that the unlock utility does not work. Until there are multiple reports of failed unlocks and a technical determination of why it doesn't work, they will not be listed as explicitly unsupported.
2023-12-17README.md: Add E6500, E6420, and E6530 as supportedNicholas Chin
2023-12-17README.md: Add instructions for relaxing memory permissionsNicholas Chin
As this utility requires access to /dev/mem, the default protections of Linux and OpenBSD must be relaxed to allow this. Make a note of this in the instructions.
2023-12-17README.md: Add references to Open Security TrainingNicholas Chin
The old Open Security Training site had a course called Advanced x86: BIOS and SMM Internals, which had a set of slides outlining the method to supress SMIs by changing the GBL_SMI_EN bit. Add a reference to it as this is where I originally learned of this method.
2023-10-12util/e6400-flash-unlock: Rename to dell-flash-unlockNicholas Chin
This more accurately describes the scope of the utility. Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com>