Date: Wed, 2 Mar 2016 22:18:09 +0000 From: Joe Holden <mail@m.jwh.me.uk> To: "Lundberg, Johannes" <johannes@brilliantservice.co.jp>, Jakob Alvermark <jakob@alvermark.net> Cc: John Baldwin <jhb@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: Bay Trail 32bit UEFI Message-ID: <56D766A1.3000702@m.jwh.me.uk> In-Reply-To: <CAASDrVkr9%2Bbugww59Lr04chSM1Xe68KuhJ%2BYS5Tu46X4JQAM=w@mail.gmail.com> References: <56D29AF6.50401@m.jwh.me.uk> <4073395.HnTjdCHcSr@ralph.baldwin.cx> <CAASDrV=qpUaco4dPWqu7kGw55ve3wYyMS5bgyauTO12gXcpRNw@mail.gmail.com> <56D6BC03.2040508@m.jwh.me.uk> <CAASDrVmLNqYEBfojcBXhfJeTScNbvLs2MF6G-tuoWmYaUmCjgg@mail.gmail.com> <18013.85.229.93.153.1456947431.squirrel@webmail.alvermark.net> <CAASDrVkr9%2Bbugww59Lr04chSM1Xe68KuhJ%2BYS5Tu46X4JQAM=w@mail.gmail.com>
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On 02/03/2016 19:45, Lundberg, Johannes wrote: > On Wed, Mar 2, 2016 at 11:37 AM, Jakob Alvermark <jakob@alvermark.net > <mailto:jakob@alvermark.net>> wrote: > > On Wed, March 2, 2016 20:00, Lundberg, Johannes wrote: > > On Wed, Mar 2, 2016 at 2:10 AM, Joe Holden <mail@m.jwh.me.uk <mailto:mail@m.jwh.me.uk>> wrote: > > > > > >> On 02/03/2016 01:45, Lundberg, Johannes wrote: > >> > >> > >>> CherryTrail devices/boards with 64bit UEFI are already out. Upgrading > >>> the hardware is one solution (I did). > >>> > >>> I'm thinking of the sticks etc, they all have 32bit UEFI and no > >>> > >> CSM/legacy boot, but have 64bit cpus > >> > > > > > > > > Yeah and it sucks. All to adapt to Microsoft who couldn't make 64bit UEFI > > boot loader in time (or so I heard)... I heard though that newer (Linux) > > versions of Intel Compute Stick would have 64bit UEFI but I'm not sure. > > The Intel Compute sticks can boot both 32 and 64 bit. It doesn't > matter if > you have the Windows or Linux version. (The difference between the > is the > amount of RAM and onboard storage, the firmware is the same) > > I have the Windows one and it boots 64 bit just fine. > You can select it in the settings. (OS setting: Windows=32 bit, > Linux=64 bit) > > > That's great. However, as for all other BayTrail devices out there that > does not support Linux officially I think you're stuck with 32bit. > > > Jakob > My point was that it is possible to boot amd64 bit kernels from 32bit UEFI, grub (and therefore, linux) does it. I think even openbsd at least has a 32bit loader, I'd settle for 32bit but the problem is I can't easily boot it.
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