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Date: Fri, 15 Feb 2008 16:52:50 +0100 (CET) From: Guennadi Liakhovetski <g.liakhovetski@....de> To: Benjamin Herrenschmidt <benh@...nel.crashing.org> cc: Tim Ellis <tim@...dg.com>, linux-kernel@...r.kernel.org, jeff@...zik.org Subject: Re: [PATCH] libata: Add MMIO support to pata_sil680 On Wed, 13 Feb 2008, Benjamin Herrenschmidt wrote: > On Tue, 2008-02-12 at 15:58 +0000, Tim Ellis wrote: > > > This change causes attached drives to no longer be detected and > > function on the PowerPC Buffalo Linkstation machines: > > > > <7>pata_sil680 0000:00:0c.0: version 0.4.8 > > <6>sil680: 133MHz clock. > > <6>scsi0 : pata_sil680 > > <6>scsi1 : pata_sil680 > > <6>ata1: PATA max UDMA/133 irq 18 > > <6>ata2: PATA max UDMA/133 irq 18 > > > > If I roll back this driver to before this change with 2.6.24.2 it works: > > Hrm... and we need those patches for blades that have a sil680 > controller with no working PIO on the PCI host... > > That's strange though. Somebody with knowledge of that HW (or specs) who > can spot something ? Could it be an issue with timing ? > > I don't have HW access to this machine. If somebody could send one to me > I could do more investigation. Ben, would an ssh access to such a machine and to a terminal server suffice? Thanks Guennadi --- Guennadi Liakhovetski -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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