16.11.2012 6.35 "Stefan Tauner" <[email protected]> kirjoitti: > > On Thu, 15 Nov 2012 20:31:18 +0200 > Ville Herva <[email protected]> wrote: > > > Ripping the battery off for a good while helped, and I was able to upgrade > > the BIOS at POST. > > usually there is also a jumper (CMOS or NVRAM reset) that does the same.
Usually, yes, but according to the manual, the jumper only clears the bios passwords. There was a faq entry at the Intel site recommending ripping the battery off to clear the bios settings. Given that, i decided to rip the battery as the first measure as it was just as easy as fiddling with the jumper. > > Anyway, it would be cool to be able to flash BIOS from Linux. > > that is (or was) the goal of course, but intel (and microsoft) try to > block access to the flash chip more and more to have more control over > what the user can run. they try to sell this as a security feature, but > that is only a part of it. if it would be about security only, then the > user would be in control. in the secure boot scheme on x86 machines the > user IS in control about the boot loader certificates, but this is only > out of fear of competition laws IMHO. > > ATM it IS possible to flash the BIOS region, even if other regions are > locked. we just do not know if it is safe in all cases or if the > management engine interferes (as this is not documented anywhere > publicly) and hence give the warnings. in the future (i.e. starting > with the haswell family of processors) flashrom will most probably be > crippled even more on these platforms according to recently leaked > information. > > so... nag intel please, not us ;) > see also > http://blogs.coreboot.org/blog/2011/08/17/gsoc-2011-flashrom-part-5-–-dear-intel/ > -- > Kind regards/Mit freundlichen Grüßen, Stefan Tauner Yep, interesting. Sadly not all development is going towards openness. And probably never will as long as there's money involved.
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