Re: Bigger boot block size?

From: Jung-uk Kim (jkim_at_FreeBSD.org)
Date: 09/09/05

  • Next message: Jung-uk Kim: "time_second vs. time_uptime" 
    To: Peter Wemm <peter@wemm.org>
Date: Fri, 9 Sep 2005 12:14:37 -0400

    On Thursday 08 September 2005 07:52 pm, Peter Wemm wrote:
    > On Thursday 08 September 2005 11:18 am, Jung-uk Kim wrote:
    > > I have been working on boot2 recently. I faced constant problem
    > > with boot2 size limitation. Can we have bigger boot block size
    > > (aka BBSIZE)? In the future, we may have to support different
    > > file system to boot from and we won't have any space to add the
    > > support without dropping UFS1 support. In fact, I am using
    > > 32-sector boot block and I don't see any problem so far. The
    > > patch that I've been using is attached.
    > >
    > > Cheers,
    > >
    > > Jung-uk Kim
    >
    > Well, the obvious problem is that this can't be used on a UFS1
    > partition which has just 8K reserved..

    Sigh... But bsdlabel(8) should be able to handle this case when '-B'
    option is given and first partition of the slice is UFS1, i. e., we
    keep 'historical' boot1/boot2 for a while and drop the support
    later. ;-)

    Jung-uk Kim
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