Date: Mon, 29 Dec 2014 23:49:05 +0100 (CET) From: "Jakob Alvermark" <jakob@alvermark.net> To: "Marius Strobl" <marius@alchemy.franken.de> Cc: Adrian Chadd <adrian@freebsd.org>, Ian Lepore <ian@freebsd.org>, Roger Pau =?iso-8859-1?Q?Monn=E9?= <royger@freebsd.org>, FreeBSD CURRENT <freebsd-current@freebsd.org>, "O. Hartmann" <ohartman@zedat.fu-berlin.de>, Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com> Subject: Re: r276200: EFI boot failure: kernel stops booting at pci0: <ACPI PCI bus> on pcib0 Message-ID: <34578.213.113.68.53.1419893345.squirrel@webmail.alvermark.net> In-Reply-To: <20141229191242.GA63463@alchemy.franken.de> References: <20141225194207.5dfd3636.ohartman@zedat.fu-berlin.de> <CAJ-VmomfxA3Fbmfx%2B5vHHR86KsR=YMh3e=nTBTci_nNa=Pz34w@mail.gmail.com> <20141226130113.5200bfbb.ohartman@zedat.fu-berlin.de> <CAJ-Vmo=GUdB-0km4WuGbBmg-tuEebD1aAuWzGLDargUKcUffiw@mail.gmail.com> <1419621822.1018.187.camel@freebsd.org> <20141228205739.154243d8.ohartman@zedat.fu-berlin.de> <1419797387.1018.215.camel@freebsd.org> <CAJ-VmonrSNYpnUpY=mn2HWmJU%2B_85Tny8HBgnWVL_p8OEe8M_A@mail.gmail.com> <54A13DDB.2040206@FreeBSD.org> <54A18780.7080601@citrix.com> <20141229191242.GA63463@alchemy.franken.de>
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On Mon, December 29, 2014 20:12, Marius Strobl wrote: > On Mon, Dec 29, 2014 at 05:55:28PM +0100, Roger Pau Monné wrote: > >> El 29/12/14 a les 12.41, Roger Pau Monné ha escrit: >> >>> Hello, >>> >>> >>> Sorry for not noticing this earlier, I've been without a computer for >>> some days. Do you get a panic message, or the system just freezes? >>> >>> Can you please post the full boot output with boot_verbose enabled? >>> >> >> I'm not able to reproduce the problem with Qemu and OVMF, and I don't >> have any box right now that uses UEFI. >> >> I'm guessing that this is due to some memory reservation conflict, so >> I'm attaching a patch that should help diagnose it. >> > > You'll probably want to nuke RF_ACTIVE so the resources are marked > as taken but in case of vt_efifb(4), the memory isn't mapped twice. I don't > not know whether the latter actually is a problem for x86, though, it'll > likely at least replace the VM_MEMATTR_WRITE_COMBINING mapping done in > vt_efifb_remap(). Removing RF_ACTIVE in turn might not be sufficient for > the Xen bits to mark the resource as reserved, this should be fixed in the > FreeBSD/Xen code then, however. > Also end = size - 1, see the attached patch. Hi, I tried this patch on my Acer. I does not help. Legacy boot (BIOS) still works. Jakob
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