Date: Wed, 16 Mar 2011 16:25:54 +0300 From: Ilya Kazakevich <kazakevichilya@gmail.com> To: mcoyles@horbury.wakefield.sch.uk, freebsd-questions@freebsd.org Subject: Re: Booting from firmware RAID Message-ID: <AANLkTinwuGQZN2=pmcVUgNj2rgETnKT7JZmdXrH_n12y@mail.gmail.com> In-Reply-To: <00ca01cbe3da$e1ee5620$a5cb0260$@wakefield.sch.uk> References: <AANLkTinybuMCETzH0p8LP=yXJALKE%2BW4e1o6r5Cy6ubk@mail.gmail.com> <00ca01cbe3da$e1ee5620$a5cb0260$@wakefield.sch.uk>
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Thank you. I configured boot0 to my ar0 and tried to boot from it. It freezes. I use RAID10 and Intel-ICH7. Looks like I've faced with some other troubles.. Ilya. On Wed, Mar 16, 2011 at 4:05 PM, mcoyles <mcoyles@horbury.wakefield.sch.uk>wrote: > >This is probably more PC-specific than freebsd-specific question. I have > >intel firmware raid. OS needs drivers to work with it. FreeBSD sees it as > >ar0, so it has drivers. > >But I want my OS to be installed on this drive and boot from it. It is not > >good idea, but I really want to do it:) > >Is it possible? > > > >boot0 and boot1 both work with HDD via BIOS interrupts and CHS, right? So, > >how do they know how to access RAID? They has no drivers. > >Or BIOS supports interrupts to access RAID with out of drivers? If so -- > >what for drivers are needed? To access drive via ATA interface? > > Bios support interrupts and can thus boot from firmware raid. > Under windows drivers typically just give you full speed / management > features > > ----- > Marci > >
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