Date: Sat, 27 Jan 2007 02:12:11 -0000 From: John Baldwin <jhb@freebsd.org> To: Pawel Worach <pawel.worach@gmail.com> Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/dev/bce if_bce.c src/sys/dev/em if_em.c if_em.h src/sys/dev/mpt mpt.h mpt_pci.c Message-ID: <200701081405.46305.jhb@freebsd.org> In-Reply-To: <455F21BC.1010208@gmail.com> References: <200611152004.kAFK4vfe058983@repoman.freebsd.org> <d227e09e0611161228l34af85a1w9eff8cbffe3edf8c@mail.gmail.com> <455F21BC.1010208@gmail.com>
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On Saturday 18 November 2006 10:07, Pawel Worach wrote:
> Pawel Worach wrote:
> >> So em triggered an interrupt and you got an NMI out of it instead. What
> >> does 'show lapic' show?
> >>
> >
> > db> show lapic
> > lapic ID = 0
> > version = 1.4
> > max LVT = 5
> > SVR = ff (enabled)
> > TPR = 00
> > In-service Interrupts:
> > TMR Interrupts:
> > IRR Interrupts:
> >
>
> I reverted MSI support from em(4) just to see what would happen to
> mpt(4), no NMI fires but mpt hardware seems to go off to la-la land.
Can you verify that the following disables MSI for your system:
Index: pci.c
===================================================================
RCS file: /usr/cvs/src/sys/dev/pci/pci.c,v
retrieving revision 1.331
diff -u -r1.331 pci.c
--- pci.c 28 Dec 2006 06:14:42 -0000 1.331
+++ pci.c 8 Jan 2007 19:04:50 -0000
@@ -178,6 +178,13 @@
{ 0x02001166, PCI_QUIRK_MAP_REG, 0x90, 0 },
/*
+ * MSI doesn't work with the ServerWorks CNB20-HE Host Bridge
+ * or the CMIC-SL (AKA ServerWorks GC_LE).
+ */
+ { 0x00141106, PCI_QUIRK_DISABLE_MSI, 0, 0 },
+ { 0x00171106, PCI_QUIRK_DISABLE_MSI, 0, 0 },
+
+ /*
* MSI doesn't work with the Intel E7501 chipset, at least on
* the Tyan 2721 motherboard.
*/
--
John Baldwin
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