[Libre-soc-dev] Some interesting
Luke Kenneth Casson Leighton
lkcl at lkcl.net
Fri Feb 5 17:01:35 GMT 2021
On Fri, Feb 5, 2021 at 4:32 PM Cesar Strauss <cestrauss at gmail.com> wrote:
> Too bad, it would be interesting to have an open memory interface standard.
the 25 gigabit SERDES pushes it to a 2nd iteration.
> Hard drives already have closed firmware, right?
yep. there was a quite a stir when someone managed to connect to the
JTAG port of an HDD, found it ran standard ARM linux, replaced the
firmware so that whenever it saw a filename "/etc/shadow" served up a
completely different version
> Would some form of CPU-based RAM encryption help?
interesting! well, encryption would not necessarily be needed, but a
digital signature (as long as it's damn fast) would do the job.
> It is worthy of a research project, I guess.
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