Date: Sun, 9 Jan 2011 23:44:01 +0100 From: Luigi Rizzo <rizzo@iet.unipi.it> To: Tom Judge <tom@tomjudge.com> Cc: freebsd-hackers@freebsd.org, luigi@freebsd.org Subject: Re: sys/boot/boot0/boot0.S - r186598 Message-ID: <20110109224401.GA95358@onelab2.iet.unipi.it> In-Reply-To: <4D2A0514.7040305@tomjudge.com> References: <4D295820.20807@tomjudge.com> <20110109183316.GA92631@onelab2.iet.unipi.it> <4D2A0514.7040305@tomjudge.com>
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On Sun, Jan 09, 2011 at 12:57:24PM -0600, Tom Judge wrote: > On 09/01/2011 12:33, Luigi Rizzo wrote: > > On Sun, Jan 09, 2011 at 12:39:28AM -0600, Tom Judge wrote: > >> Hi, > >> > >> Today I ran into an issue where setting the default slice with boot0cfg > >> -s is broken. > > a few questions inline: > > > Output inline, full script log attached. > > If you need more info let me know. can you take a dump of the boot sector at various stages indicated below: > <snip> DUMP #1: ORIGINAL BOOT SECTOR <run boot0cfg -s 2 -v ad0 > DUMP #2: AFTER THE BOOT SECTOR UPDATE <reboot without pressing an F-key> <expect to be in s2 but actually end up in s1, as you found> DUMP #3: AFTER A REBOOT WITH NO KEYPRESS <reboot, this time selecting the slice with F2> DUMP #4: AFTER THE SUCCESSFUL BOOT IN SLICE 2 At least from this we can tell how #4 differs from #2/#3 cheers luigi
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