Date: Sat, 22 Oct 2011 00:27:44 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: John Baldwin <jhb@FreeBSD.org> Cc: Pavel Timofeev <timp87@gmail.com>, freebsd-current@FreeBSD.org, Dennis Koegel <dk@neveragain.de> Subject: Re: Fresh installed Freebsd 9 don't boot from hd Message-ID: <4EA1E3D0.9000300@FreeBSD.org> In-Reply-To: <201110211633.38764.jhb@freebsd.org> References: <CAAoTqftvv1t214Q9uWJR-Jug4GJEZshXyOr6uB_d19h2NV89XA@mail.gmail.com> <20111021085851.GA51368@neveragain.de> <201110211633.38764.jhb@freebsd.org>
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on 21/10/2011 23:33 John Baldwin said the following: > On Friday, October 21, 2011 4:58:51 am Dennis Koegel wrote: >> On Thu, Oct 20, 2011 at 11:28:08AM +0400, Pavel Timofeev wrote: >>> I used FreeBSD 9 amd64 on my HP Proliant DL360 G5 (smart array p400i > mirror) >>> as test. [...] >>> It was fresh install and I choose guided partitioning (GPT) >>> But after reboot my server don't boot from hd. >> >> We have the same issue on a DL580 G7. Install runs fine, but when it's >> time for the first boot, the bootcode emits a single '-' (where usually >> it would be "spinning" for a moment while loading), hangs for about two >> seconds, and then reboots. > > Working offline with Dennis, we found that changing the CFLAGS in > sys/boot/i386/gptboot/Makefile from "-O1" to "-Os -mrtd" (partially reverting > an earlier commit) fixed gptboot. The next test for someone to do would be to > try just adding "-mrtd" and leaving "-O1" as-is to see if that fixes it. Hmm, this is quite unexpected... Do you have a hypothesis why not using -mrtd could cause a problem (a miscompilation?) ? I previously assumed that -O1 is typically a quite safe optimization, not sure if it's even worth trying -O0 for a test. Or could this be about a size of gptboot blob? -- Andriy Gapon
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