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SubjectRe: Toshiba IDE support: drivers/ide/pci/generic.c


On Sun, 1 Feb 2004, Ben Schofield wrote:

> Hi all,
>
> I've been having some problems with the IDE controller on my aged
> Portege 3440CT's port replicator, which I think I've now fixed, and I'd
> appreciate someone else's opinion before I submit a patch.
>
> The problem is that the controller reports itself with a vendor ID of
> 1179 (Toshiba) and a device ID of 0105 (unknown). In the 2.4.18 kernel,
> this was fine, since drivers/ide/ide-pci.c recognised it as an unknown
> IDE device and all was well.
>
> Somewhere between 2.4.18 and 2.4.22, the PCI IDE code seems to have been
> re-organised, and ide/generic.c seems not to have all the necessary code
> for unrecognised IDE devices. However, 1179:0103 is listed there as a
> Toshiba Piccolo controller, and adding 1179:0105 with the same data
> makes things work fine.
>
> Toshiba Piccolo support seems to have been removed entirely from
> generic.c in 2.6.2-rc3-bk1. This seems to have affected at least Jérôme
> Augé, who submitted a patch for a similar problem on 08/01 this year,
> containing
>
> #define PCI_DEVICE_ID_TOSHIBA_PICCOLO 0x0102
>
> So, I would guess that it's safe to assume at least 1179:0102, 1179:0103
> and 1179:0105 are Toshiba Piccolo controllers.
>
> Should I submit this as a patch?

Yes please.

> If I should, which kernel versions should I submit it against?

Ideally against 2.6 and 2.4.
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