Date: Wed, 29 Sep 2010 13:03:28 +0200 From: Maciej Milewski <milu@dat.pl> To: freebsd-embedded@freebsd.org Cc: phk@freebsd.org Subject: Re: NanoBSD (8.1-STABLE): can not boot with boot0sio & can not change boot0cfg / active partition Message-ID: <201009291303.29082.milu@dat.pl> In-Reply-To: <642536497.20100929133254@serebryakov.spb.ru> References: <642536497.20100929133254@serebryakov.spb.ru>
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Dnia środa 29 wrzesień 2010 o 11:32:54 Lev Serebryakov napisał(a):
> Hello, Freebsd-embedded.
>
> I have two problems with NanoBSD built from 8.1-STABLE sources
>
> (1) I have serial console configured for speed 115200. I have
> "BOOT_COMCONSOLE_SPEED=115200" setting, but boot0sio hangs. "mbr"
> works fine, but "boot0cfg" can not change booting slice in this
> case.
>
> (2) When I try to use fdisk to change booting slice ("fdisk -1 -a
> ad0") it complains after all questions (why, oh, why fdisk doesn't
> have "not ask anything" mode WITHOUT config file?!):
>
> Should we write new partition table? [n] y
> fdisk: Class not found
> fdisk: Failed to write sector zero
> hostname#
>
> boot0cfg can not install boot0sio too:
>
> hostname# boot0cfg -B -b /boot/boot0sio ad0
> boot0cfg: write_mbr: /dev/ad0: Operation not permitted
> hostname#
>
> So, I can not upgrade NanoBSD in-place, because I can not swap
> bootable partition :(
It has been changed in head[1] but not MFC to any RELENG.
phk, can you fix this in the RELENG_8?
The working solution is to use gpart as a replacement for boot0cfg:
gpart set -a active -i 1 ${NANO_DRIVE}
1.http://svn.freebsd.org/viewvc/base/head/tools/tools/nanobsd/Files/root/updatep1?view=log
Regards,
Maciej Milewski
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