[Debian-eeepc-devel] What kernel driver should we be using for the disk? AHCI?

[Darren Salt]

I demand that Phil Endecott may or may not have written...

> Darren Salt wrote:
>>> Could it be that they used some 'force' in the kernel driver?
>> Probably something based on Matthew Garrett's patch, but I'm guessing
>> here.

>> Anyway, I've tried that patch (with minor adjustments) on 2.6.27. AHCI
>> works on my older laptop but the DVD drive is not detected. It "works" on
>> my 901 in as much as the controller is configured and the driver is
>> initialised; but both SSDs go undetected, which means no root FS and a
>> kernel panic...

> I've tried simply hacking the PCI ID into the table in ahci.c with the
> following lack of effect:

> [    1.626120] ahci 0000:00:1f.2: version 3.0
> [    1.626147] ahci 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> 
> IRQ 19
> [    1.626181] ahci 0000:00:1f.2: PCI INT B disabled
> [    1.626194] ahci: probe of 0000:00:1f.2 failed with error -22

> It sounds like you got a bit further.  I can't find exactly what patch from
> Matthew you're talking about.  Can you post a pointer?  What does it do
> other than adjust the PCI ID?

http://mjg59.livejournal.com/76062.html describes it adequately and contains
a link to the original version; my modified version is attached.

-- 
| Darren Salt    | linux or ds at              | nr. Ashington, | Toon
| RISC OS, Linux | youmustbejoking,demon,co,uk | Northumberland | Army
|   Let's keep the pound sterling

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