You're making this far more complicated than it needs to be. Run Windows 7/Vista. Download EasyBCD - http://neosmart.net/dl.php?id=1
Run it as admin, add the OpenBSD partition to the boot menu. Done! On 07/03/2011, marc <li...@drwx.org> wrote: > Dear all, > > I was reading through the docs on how to boot openbsd with the windows 7 > boot loader so I learned I have to execute: > dd if=/dev/sd0a of=openbsd.pbr bs=512 count=1 > > but I can't do it: > > * If I do it from the existing openbsd in my drive, /dev/sd0a, I get > device busy. > * If I boot with the cd rom neither msdos nor ntfs are available so I > can't write the .pbr file to an accessible place from windows. > * If I boot with the cd rom and write the .pbr file in the bsd filesystem, > I can't read it from windows 7 (I couldn't find a program to mount bsd > filesystems which works with windows 7). > > Does anybody have a solution to any of these problems or a 4th way? > > Thanks > marc