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Subject: Re: ATA mkIII first official patches - please test!
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Derek Tattersall wrote:
> In order to keep the thread going with a newish problem:
>=20
> I cvsup'ed my system yesterday, and before I appled the ata MK III patc=
hes
> Feb  6 13:14:50 lorne kernel: ad0: 78167MB <Maxtor 6Y080P0/YAR41BW0> [1=
58816/16/63] at ata0-master UDMA133
> Feb  6 13:14:50 lorne kernel: ad1: 194481MB <Maxtor 6B200P0/BAH41B70> [=
395136/16/63] at ata0-slave UDMA133
> Feb  6 13:14:50 lorne kernel: acd0: DVDR <Memorex DVD+/-RW True8XI/UWS3=
> at ata1-master UDMA33
>=20
> After applying the patches:
> Feb  6 18:35:56 lorne kernel: ad0: DMA limited to UDMA33, non-ATA66 cab=
le or device
> Feb  6 18:35:56 lorne kernel: ad0: 78167MB <Maxtor 6Y080P0 YAR41BW0> at=
 ata0-master UDMA33
> Feb  6 18:35:56 lorne kernel: ad1: 194481MB <Maxtor 6B200P0 BAH41B70> a=
t ata0-slave UDMA133
> Feb  6 18:35:56 lorne kernel: acd0: CDROM <Memorex DVD+/-RW True8XI/UWS=
3> at ata1-master UDMA33
>=20
> The hardware wasn't changed between the first and second reboots.  Why
> would the patches cause not recognize the cable type?

Because of the ordering of the identify calls the cable detection fails. =

It needs to probe the slave first then the master, but that screws up=20
device numbering with newbus. I have it on my list and a couble of=20
solutions, just not made up my mind yet...


--=20

-S=F8ren