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From: John Baldwin <jhb@freebsd.org>
To: Gunnar Schaefer <gsfr@stanford.edu>
Date: Tue, 25 Oct 2011 15:55:23 -0400
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Cc: Pavel Timofeev <timp87@gmail.com>, freebsd-current@freebsd.org,
	Andriy Gapon <avg@freebsd.org>, Dennis Koegel <dk@neveragain.de>
Subject: Re: Fresh installed Freebsd 9 don't boot from hd
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On Monday, October 24, 2011 7:21:27 pm Gunnar Schaefer wrote:
> On Oct 24, 2011, at 2:40 PM, Dennis Koegel wrote:
> 
> > On Mon, Oct 24, 2011 at 11:33:23AM -0400, John Baldwin wrote:
> >> Perhaps try http://www.freebsd.org/~jhb/patches/edd_params.patch
> > 
> > GCC chokes here in drv.c:{49,50}: "cannot convert to a pointer type":
> > 
> >        v86.ds = VTOPSEG(params);
> >        v86.esi = VTOPOFF(params);
> > 
> > Changed this to &params. Also changed sector_size to uint16_t as noted
> > by Andriy. Boots perfectly! (Tested with gcc and clang)
> 
> I'd like to test these patches on my Supermicro machine as well. 
Unfortunately, I don't know how to go about it, but I'm hopeful to be able to 
figure it out with some basic instructions. I'm currently running a fresh RC1 
install, and I'm able to boot the system if I set the BIOS to IDE mode, rather 
than AHCI.
> 
> Any help would be much appreciated,

I just committed them to HEAD (226748 along with a cleanup in 226746).  They
should backport to 9.

-- 
John Baldwin