Date: Tue, 15 May 2007 20:00:24 +1000 From: Sam Lawrance <boris@brooknet.com.au> To: Pieter de Goeje <pieter@degoeje.nl> Cc: freebsd-questions@freebsd.org Subject: Re: Skipping "F1 FreeBSD" prompt on boot Message-ID: <E35D79DD-167F-4FD1-89F7-A79435463225@brooknet.com.au> In-Reply-To: <200705140241.43492.pieter@degoeje.nl> References: <46458C63.8040600@landgren.net> <9979A1FD-F329-4C64-B5D2-66399F731E87@brooknet.com.au> <46474E32.5060009@landgren.net> <200705140241.43492.pieter@degoeje.nl>
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On 14/05/2007, at 10:41 AM, Pieter de Goeje wrote: > 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. I thought I remembered that! Wasn't it removed to reclaim a couple extra bytes? :-)
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