Date: Mon, 14 May 2007 02:41:43 +0200 From: Pieter de Goeje <pieter@degoeje.nl> To: freebsd-questions@freebsd.org Cc: Sam Lawrance <boris@brooknet.com.au> Subject: Re: Skipping "F1 FreeBSD" prompt on boot Message-ID: <200705140241.43492.pieter@degoeje.nl> In-Reply-To: <46474E32.5060009@landgren.net> References: <46458C63.8040600@landgren.net> <9979A1FD-F329-4C64-B5D2-66399F731E87@brooknet.com.au> <46474E32.5060009@landgren.net>
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On Sunday 13 May 2007, David Landgren wrote: > Sam Lawrance wrote: > > On 13/05/2007, at 6:15 PM, Matthew Seaman wrote: > >> -----BEGIN PGP SIGNED MESSAGE----- > >> Hash: SHA256 > >> > >> Sam Lawrance wrote: > >>> On 12/05/2007, at 8:59 PM, Matthew Seaman wrote: > >>>> -----BEGIN PGP SIGNED MESSAGE----- > >>>> Hash: SHA256 > >>>> > >>>> David Landgren wrote: > >>>>> I have a disk that has only FreeBSD on it, and so I would like to > >>>>> skip the initial F1/FreeBSD prompt. boot0cfg -v ad0 says: > >>>>> > >>>>> options=nopacket,update,nosetdrv > >>>>> default_selection=F1 (Slice 1) > >>>>> > >>>>> ... what do I have to do to say JFDI instead of prompting? This is > >>>>> not the sort of thing I want to fiddle around experimenting, so a > >>>>> little guidance would be most appreciated. > >>>> > >>>> fdisk -B -b /boot/mbr /dev/ad0 > >>>> > >>>> You installed the FreeBSD boot sector stuff, which gives you the > >>>> 'press F1' business. Replace that with the standard mbr, which just > >>>> boots straight up. > >>> > >>> Rather than replacing it, you can use boot0cfg to set a really short > >>> timeout instead; in case you might want that functionality one day. > >> > >> Heh. It's not like you only get one chance to rewrite the boot blocks > >> on any particular drive. If anyone needs to (re-)install the FreeBSD > >> boot > >> blocks, then you can do very simply it by: > >> > >> boot0cfg -B -b /boot/boot0 /dev/ad0 > >> > >> or even > >> > >> fdisk -B -b /boot/boot0 /dev/ad0 > >> > >> Or if you need to boot from a serial console you can change /boot/boot0 > >> to /boot/boot0sio > > > > Sure, but why get rid of it, when leaving it in with a short timeout > > costs you nothing. > > A fair point, but in this particular case, FreeBSD is the only thing on > the drive, and likely to remain that way until the disk dies of > mechanical failure. I just don't need that prompt, especially the > annoying beep it makes. The beep was removed since May 2006 (6.2-RELEASE, 6-STABLE, HEAD). A simple #boot0cfg -B /dev/adX should get rid of it. Cheers, Pieter de Goeje
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