Re: dual-booting windows 7 and freebsd 10 from gpt partition SSD

I have installed Windows 8 and FreeBSD on the same Hard Disk, in a Samsung
laptop, as explained in this post :
https://forums.freebsd.org/viewtopic.php?f=12&t=44015

Maurizio


2014-03-21 19:44 GMT+01:00 Allan Jude <freebsd_at_allanjude.com>:

> On 2014-03-21 03:47, M&S - Krasznai András wrote:
> > hi
> >
> > I have been using freebsd and windows 7 on mbr partitioned hdd (using
> easybcd on windows to manipulate boot menu and boot code).
> >
> > recently I bought an new machine with Intel I7 processor,  uefi bios,
> ssd and installed windows 7 64-bit first.
> >
> > after that I installed freebsd 10 (amd64); I used guided partitioning,
> which created a 64-kB freebsd-boot partition, a 48GB / partition and a swap
> about 2.5 GB.
> >
> >
> > Then I tried to set up booting by the same method: install easybcd in
> windows, then set up boot menu with easybcd, add an entry   freebsd as
> BSD/FreeBSD type entry,  but this time I am not able to get it work.
> >
> > Win 7 boots OK, but freebsd does not start, the windows boot manager
> complains about missing or corrupt boot block, which is definitely on the
> given full path.
> >
> > How can I get a working dual booting system in this case? Can anbody
> help me?
> >
> > Regards
> > Krasznai András
> > rendszermérnök
> > M&S Informatikai Zrt.
> > 1136 Budapest, Pannónia u. 17/A.
> > Telefon: +36   1 703-2923
> > Mobil:    +36 30 703-2923
> >
> >
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> >
>
> If I recall correctly, Windows will only boot a GPT partition if uEFI is
> enabled, and FreeBSD cannot boot uEFI (yet). I have only successfully
> dual booted using 2 different drives and using the BIOS boot selection
> menu, with the BIOS set to uEFI/CSM fallback mode, so that it uses uEFI
> for the Windows disk and CSM for the FreeBSD disk.
>
> Although, I didn't really try that hard, as I had the two drives and it
> worked.
>
> --
> Allan Jude
>
>