Date: Sat, 17 Dec 2016 15:28:21 +0000 From: Brandon Allbery <allbery.b@gmail.com> To: =?UTF-8?Q?Fernando_Herrero_Carr=C3=B3n?= <elferdo@gmail.com> Cc: Ian Smith <smithi@nimnet.asn.au>, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: Upgrading boot from GPT(BIOS) to GPT(UEFI) Message-ID: <CAKFCL4V_JRfYFDv8wvv=9wQgntWe15-CbvF6_Nb9rANWnGh51Q@mail.gmail.com> In-Reply-To: <CAMwkeZz9d%2BrSzjis%2BWcjY_pPUBbwFiX0jiKMv5hCj_ekA4_G7A@mail.gmail.com> References: <CAMwkeZznenmN1RkUaKZ7i12F0FA185ZH%2BcHPXUp56S8j3SrubQ@mail.gmail.com> <20161217170412.V26979@sola.nimnet.asn.au> <CAMwkeZz9d%2BrSzjis%2BWcjY_pPUBbwFiX0jiKMv5hCj_ekA4_G7A@mail.gmail.com>
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On Sat, Dec 17, 2016 at 8:25 AM, Fernando Herrero Carr=C3=B3n <elferdo@gmai= l.com> wrote: > > My understanding is that BIOSes still boot through kind of a legacy 32-bi= t > path and UEFI boots straight 64-bit with all the bells and whistles. In > fact: Actually, they boot through a legacy 16 bit path, with access to only the first 1MB of RAM until they can initialize native mode. --=20 brandon s allbery kf8nh sine nomine associate= s allbery.b@gmail.com ballbery@sinenomine.ne= t unix, openafs, kerberos, infrastructure, xmonad http://sinenomine.ne= t
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