Messages in this thread | | | Date | Tue, 24 Jan 2006 09:08:04 -0800 (PST) | From | "Randy.Dunlap" <> | Subject | Re: 2.6.16-rc1-mm2 pata driver confusion |
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On Tue, 24 Jan 2006, Randy.Dunlap wrote:
> On Tue, 24 Jan 2006, Alan Cox wrote: > > > On Maw, 2006-01-24 at 01:43 -0500, Ed Sweetman wrote: > > > problem. The problem is that there appears to be two nvidia/amd ata > > > drivers and I'm unsure which I should try using, if i compile both in, > > > which get loaded first (i assume scsi is second to ide) and if i want my > > > pata disks loaded under the new libata drivers, will my cdrom work under > > > them too, or do i still need some sort of regular ide drivers loaded > > > just for cdrom (to use native ata mode for recording access). > > > > The goal of the drivers/scsi/pata_* drivers is to replace drivers/ide in > > its entirity with code using the newer and cleaner libata logic. There > > is still much to do but my SIL680, SiS, Intel MPIIX, AMD and VIA boxes > > are using libata and the additional patch patches still queued. > > What is "MPIIX" anyway? > > and while I'm looking at the config menu, why do both > Compaq Triflex and Intel PATA MPIIX say (Raving Lunatic)?
Lots of them say Raving Lunatic. Are all of these Alan's libata patches?
> > > 1. Atapi is most definitely not supported by libata, right now. > > > > It works in the -mm tree. > > > > > 4. moving to pata libata drivers _will_ change the enumeration of your > > > sata devices, it seems that pata is initialized first, so when setting > > > up your fstab entries and grub, you'll have to take into account how > > > many pata devices you have and offset your current sata device names by > > > that amount. > > > > Or use labels. As you move into the world of hot pluggable hardware it > > becomes more and more impractical to guarantee drive ordering by name. > > > > You can mix and match the drivers providing you don't try and load both > > libata and old ide drives for the same chip. Even then it should fail > > correctly with one of them reporting resources unavailable. > > > > In fact I do this all the time when debugging so I've got a stable disk > > for debug work and a devel disk. > >
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