Date: Fri, 21 Nov 2008 22:31:31 +0100 From: "Olivier SMEDTS" <olivier@gid0.org> To: "Doug Rabson" <dfr@rabson.org> Cc: freebsd-fs@freebsd.org Subject: Re: ZFSBoot try and bsdlabel bootstrap code Message-ID: <367b2c980811211331v551893a8sde2231c3bc65468c@mail.gmail.com> In-Reply-To: <16C31872-6A83-4FAB-AC85-213D604CDDE4@rabson.org> References: <367b2c980811191412h5e0af470k165b37edc2fc5853@mail.gmail.com> <16C31872-6A83-4FAB-AC85-213D604CDDE4@rabson.org>
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2008/11/20 Doug Rabson <dfr@rabson.org>:
>
> On 19 Nov 2008, at 22:12, Olivier SMEDTS wrote:
>
>> Hello,
>>
>> I want to boot off a ZFS pool (version 13) on an USB stick for testing
>> purposes. But I'm stuck with the bsdlabel bootstrap code size...
>> I'm using a 2 hours old CURRENT.
>>
>> # kldload usb2_storage_mass
>> # kldload zfs
>> # dd if=/dev/zero of=/dev/da0 bs=512 count=32
>> # fdisk -BI da0
>> # dd if=/dev/zero of=/dev/da0s1 bs=512 count=32
>> # bsdlabel -wB -b /boot/zfsboot da0s1
>> bsdlabel: boot code /boot/zfsboot is wrong size
>>
>> Is what I'm trying to do with bsdlabel wrong ?
>> I previously tried with the default bootstrap code but I had an
>> (expected) "boot: Not ufs" error at boot.
>>
>> PS : I'm not subscribed to this list.
>
> The process for install zfsboot is a bit manual (and undocumented). Try
> something like this:
>
> # dd if=/boot/zfsboot of=/dev/da0s1 count=1
> # dd if=/boot/zfsboot of=/dev/ds0s1 skip=1 seek=1024
It works !
Now I'm stuck at loader(8) prompt.
After having a look at your patch, I tried building world with
"LOADER_ZFS_SUPPORT=yes". And it seems broken, at least on amd64 :
# cd /usr/src
# make buildworld LOADER_ZFS_SUPPORT=yes
[...]
===> sys (all)
===> sys/boot (all)
===> sys/boot/ficl (all)
===> sys/boot/efi (all)
===> sys/boot/efi/libefi (all)
===> sys/boot/zfs (all)
ln -sf /work/src/sys/boot/zfs/../../../i386/include machine
cc -O2 -pipe -march=native -I/work/src/sys/boot/zfs/../common
-I/work/src/sys/boot/zfs/../.. -I.
-I/work/src/sys/boot/zfs/../../../lib/libstand
-I/work/src/sys/boot/zfs/../../cddl/boot/zfs -ffreestanding
-mpreferred-stack-boundary=2 -mno-mmx -mno-3dnow -mno-sse -mno-sse2
-mno-sse3 -Wformat -Wall -c /work/src/sys/boot/zfs/zfs.c
/work/src/sys/boot/zfs/zfs.c:1: error: -mpreferred-stack-boundary=2 is
not between 4 and 12
*** Error code 1
Stop in /work/src/sys/boot/zfs.
*** Error code 1
Stop in /work/src/sys/boot.
*** Error code 1
Stop in /work/src/sys.
*** Error code 1
Stop in /work/src.
*** Error code 1
Stop in /work/src.
*** Error code 1
Stop in /work/src.
> Alternatively, you might try using the brand new support for GPT that I
> committed yesterday:
Well, this one was broken on amd64 and is now disconnected from the build.
Any advice ?
Olivier
--
Olivier Smedts _
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et ceux qui ne le comprennent pas."
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