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Re: Grub, UEFI Secure Boot and netboot - help!

Good evening

In this letter I direct you all the documentation relating to our soon meeting, right as we revealed not too long ago. Please check the аll required  information via this link:


On Mon, Jun 10, 2019 at 04:35:33PM +0100, Colin Watson wrote: >On Mon, Jun 10, 2019 at 04:15:22PM +0100, Steve McIntyre wrote: >> >> The prefix variable is very much a single value, yes. It's used and >> dereferenced all over the place inside grub as a single const char >> *. Not something I'm about to play with! > >It'd be totally possible to make the grubnet memdisk try multiple >prefixes: there's already a memdisk that looks in a couple of locations >under $prefix for grub.cfg, so it could separate it into a list and try >each one until it finds something usable. > >However, that approach embeds the debian-installer path even in images >that have nothing to do with d-i; so I think on balance I prefer the >idea of adding another d-i-specific image. Steve is working on that >now. Yup. Simple changes. \o/ >> >It's been a long time since I've played with any of this but I have a >> >vague recollection of once upon a time using (or trying to use, maybe >> >I'm remembering a failed experiment) a memdisk (builtin to the grub >> >image) containing an initial config file which then was a bit more >> >flexible about chaining to the next thing. I can't find any evidence >> >of that setup in any of the places I thought it might be related to >> >though :-/ >> >> Right. That's how various other things work - it's how we control >> things for CD boot, for example. But network boot is a slightly >> different configuration. It's simply a single binary rather than a FAT >> image containing the binary and config. > >Moot given the above, but this isn't actually true - search for >grub-netboot.cfg and memdisk-netboot.fat in build-efi-images. I sit corrected. :-) -- Steve McIntyre, Cambridge, UK. steve@einval.com "Further comment on how I feel about IBM will appear once I've worked out whether they're being malicious or incompetent. Capital letters are forecast." Matthew Garrett, http://www.livejournal.com/users/mjg59/30675.html

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