Date: Wed, 19 Aug 2009 10:10:04 GMT From: Mark Linimon <linimon@lonesome.com> To: freebsd-amd64@FreeBSD.org Subject: Re: amd64/137942: 8.0-BETA2 having problems with Asus M2N-SLI-deluxe motherboard [regression] Message-ID: <200908191010.n7JAA4EI044837@freefall.freebsd.org>
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The following reply was made to PR amd64/137942; it has been noted by GNATS. From: Mark Linimon <linimon@lonesome.com> To: bug-followup@FreeBSD.org Cc: Subject: Re: amd64/137942: 8.0-BETA2 having problems with Asus M2N-SLI-deluxe motherboard [regression] Date: Wed, 19 Aug 2009 05:04:27 -0500 ----- Forwarded message from Florian Smeets <flo@smeets.im> ----- Mark i think this should be assigned to freebsd-amd64 as described in another PR the disks are found on i386 but not on amd64 as noted it 132372. PRs i know of which discuss this problem 128686, 132372, 137942 further down is a answer from John to a mail thread on amd64/current -------- Original Message -------- Subject: Re: Fwd: Re: [regression] 8.0-CURRENT amd64: SATA disks not attaching, MCP55 controller Date: Fri, 7 Aug 2009 08:44:33 -0400 From: John Baldwin <jhb@freebsd.org> To: Florian Smeets <flo@kasimir.com> On Friday 07 August 2009 5:12:06 am Florian Smeets wrote: > Hi John, > > sorry for approaching you directly. Would you mind taking a look at this > thread in amd64/current. > > I vaguely remember that you implemented the mentioned feature, right? You do not need MCFG to work currently, no. It does work on the vast majority of machines it has been tested on FWIW. We may be able to blacklist it using ACPI quirks for certain known-bad motherboard / BIOS combinations however. > TIA, > Florian > > -------- Original Message -------- > Subject: Re: [regression] 8.0-CURRENT amd64: SATA disks not attaching, > MCP55 controller > Date: Thu, 6 Aug 2009 20:21:56 +0200 > From: Sticky Bit <stickybit@gmx.net> > Reply-To: stickybit@gmx.net > To: Florian Smeets <flo@kasimir.com> > CC: freebsd-current@freebsd.org, freebsd-amd64@freebsd.org > > On Thu August 6 2009 09:28:58 Florian Smeets wrote: > > > i had the same problem with MCP55 on amd64, i tried the new ahci module > > but to no avail. > > > > However if you set hw.pci.mcfg=0 the disks are found by the normal ata > > Thanks for the hint! > > I tried it again with 'set hw.pci.mcfg=0' from boot loader prompt and > now it > actually finds and attaches the disks as usual. > > But I do not know if I need 'support for PCI-e memory mapped config > access', > where it is needed and if it can cause problems later with an RELENG_8 > installation if it is disabled like in RELENG_7. > > I only have one PCIe device, a PCIe graphics card, which is working well > with > drm.ko / radeon.ko modules and radeonhd driver under RELENG_7. > > Is it safe to stay with 'hw.pci.mcfg=0' under RELENG_8 for the future? > > And if so, should the default setting be changed from enabled to > disabled for > 8.0-RELEASE if it is not yet mature enough and the cause of problems? Looks > like several people are affected by this regression. > > -- > Regards > Cheers, Florian ----- End forwarded message -----
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