Hi, On 2021-07-28 7:24 a.m., Reco wrote: > Hi. > > On Wed, Jul 28, 2021 at 06:25:50AM -0400, Polyna-Maude Racicot-Summerside wrote: >>> 2. Force it to use UEFI and not the BIOS & bios-grub >> Again clueless of why you say that. >> Other than some rack server, > > Modern x86 servers happen to use UEFI too. Yes but many of the rack I see are still BIOS. > Modern ARM64 servers do it too. > Was talking about x86 mainly because the initial thread, the user said he was a newbie. So didn't want much to get him confused between architecture. > Things are different for POWERs and UltraSPARCs. > >> many people if not most of them, will run UEFI > > True for x86. Most of the time that's because the manufacturer does not > give such people a choice - it's either UEFI, or CSM (aka BIOS) with > severely reduced functions. How would you like your videocard > functioning only if OS is booted via UEFI, for instance? Never got to deal with such problem but yes, I'd be annoyed to need UEFI to get my video card running. > > False for consumers' ARM and MIPS. With rare exceptions, UEFI is > non-existant there. > >> and some system even only use UEFI (Mac for example, > > True, although I don't have a personal experience with them. > I should have said, Mac on x86/x64 platform. >> Sun machine too). > > Clarification needed. > > UltraSPARCs (which are true Suns) used and continue to use OBP, which > has nothing in common with UEFI. And it does not really matter which > UltraSPARC it is - Oracle's or Fujustu's. > > Solaris x86, which is no true Solaris by any means of course, can be > booted by both BIOS and UEFI, because it uses the same GRUB as Linux > does. Running on x86 applies the same restrictions as discussed above. > I make a distinction between Solaris and Sun. When I talk about Sun, I shall say Sparc. And I got confused between UEFI and OBP for these. > Reco > -- Polyna-Maude R.-Summerside -Be smart, Be wise, Support opensource development
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