On Tuesday 21 July 2009 1:51:08 am Edho P Arief wrote: > On Mon, Jul 20, 2009 at 9:57 PM, John Baldwin<jhb_at_freebsd.org> wrote: > > On Friday 17 July 2009 10:42:07 pm Edho P Arief wrote: > >> I just managed to, um, break my installation boot using these steps: > >> > >> 1. system with at least two disks (say ad0 and ad4) > >> 2. create gpt partition on ad0 > >> 3. create at least one freebsd-ufs on ad0 > >> 4. install freebsd on ad4 using gpt ( > > http://m8d.de/news/freebsd-on-gpt.php ) > >> 5. reboot and boot to ad4 > >> 6. 'Missing boot loader' > >> > >> (Rearranging ad0 to adX where X>4 or removing ad0 solves the problem, btw) > >> > >> Does pmbr only search first drive with gpt it found? > > > > /boot/pmbr only looks on the current disk, yes. You could put the boot > > partition on ad0 and then put a /boot.config in the UFS partition on ad0 that > > points to ad4 if you want it to find the boot loader from ad4 instead of ad0. > > I looked to me pmbr only find *first* disk-containing-gpt, not the > disk where it's booted from. No, it uses the %dl register from the BIOS to do all it's disk I/O and that is always the drive that contains the pmbr code itself. -- John BaldwinReceived on Tue Jul 21 2009 - 11:44:00 UTC
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