Date: Wed, 6 Jun 2007 11:48:48 -0600 (MDT) From: Warren Block <wblock@wonkity.com> To: Pav Lucistnik <pav@FreeBSD.org> Cc: Yuri Pankov <yuri.pankov@gmail.com>, freebsd-current@FreeBSD.org, Ruslan Ermilov <ru@FreeBSD.org> Subject: Re: /boot/mbr miscompiled? Message-ID: <20070606110525.H70149@wonkity.com> In-Reply-To: <1181144727.30405.30.camel@pav.hide.vol.cz> References: <20070606135815.GA913@darklight.abyss> <20070606145904.GA14456@rambler-co.ru> <20070606150536.GB875@darklight.abyss> <20070606153154.GB14456@rambler-co.ru> <1181144727.30405.30.camel@pav.hide.vol.cz>
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[-- Attachment #1 --] On Wed, 6 Jun 2007, Pav Lucistnik wrote: >> Hmm. The documentation bug was introduced recently in rev. 1.30 >> of boot0cfg.8 (and merged into RELENG_6). I've just checked on >> 4.x, 6.x, and 7.0 systems here, and /boot/mbr could never be >> accepted by boot0cfg(8) because the second signature (the "Drive" >> string) isn't there. I've Cc:ed the committer of this change. > > And then, trust PRs. I wonder how is it possible that PR got submitted, > if the example showed in it is totally bogus? Escapes me. > > So, should I back out that rev.? Crap. Incorrect notes on my part, apparently from switching between boot0cfg and fdisk. Attached is a patch. My apologies. -Warren Block * Rapid City, South Dakota USA [-- Attachment #2 --] --- boot0cfg.8.old Wed Jun 6 11:35:48 2007 +++ boot0cfg.8 Wed Jun 6 11:39:42 2007 @@ -89,9 +89,6 @@ can be used for output to the COM1 port. (Be aware that nothing will be output to the COM1 port unless the modem signals DSR and CTS are active.) -Use -.Pa /boot/mbr -to revert to non-interactive boot manager. .It Fl d Ar drive Specify the drive number used by the PC BIOS in referencing the drive which contains the specified @@ -155,8 +152,6 @@ image .It Pa /boot/boot0sio Image for serial consoles (COM1,9600,8,N,1,MODEM) -.It Pa /boot/mbr -Non-interactive boot MBR image .El .Sh EXIT STATUS .Ex -std @@ -169,9 +164,11 @@ .Pp .Dl "boot0cfg -m 0x3 ad0" .Pp -To go back to non-interactive booting: +To go back to non-interactive booting, use +.Xr fdisk 8 +to install the default MBR: .Pp -.Dl "boot0cfg -B -b /boot/mbr ad0" +.Dl "fdisk -B -b /boot/mbr ad0" .Pp .Sh SEE ALSO .Xr geom 4 ,
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