Date: Sat, 22 Nov 2008 09:27:35 +0000 From: Doug Rabson <dfr@rabson.org> To: "Olivier SMEDTS" <olivier@gid0.org> Cc: freebsd-fs@freebsd.org Subject: Re: ZFSBoot try and bsdlabel bootstrap code Message-ID: <111E2DF2-62A3-40E7-96D3-A59BFDF2910C@rabson.org> In-Reply-To: <367b2c980811211331v551893a8sde2231c3bc65468c@mail.gmail.com> References: <367b2c980811191412h5e0af470k165b37edc2fc5853@mail.gmail.com> <16C31872-6A83-4FAB-AC85-213D604CDDE4@rabson.org> <367b2c980811211331v551893a8sde2231c3bc65468c@mail.gmail.com>
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On 21 Nov 2008, at 21:31, Olivier SMEDTS wrote: > 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 > [...] > > >> 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 ? I will sort out the amd64 build problems. My test machine was i386 so I missed it.
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