ICH9 based IDE speed negotiation error

[Sean Bruno]

Andrey V. Elsukov wrote:
> Sean Bruno wrote:
>> Sean Bruno wrote:
>>> Andrey V. Elsukov wrote:
>>>> Sean Bruno wrote:
>>>>> I have an IBM x3250M with a CF IDE flash device in the IDE 
>>>>> controller socket instead of the CDROM.
>>>>> It appears that the ICH9 IDE chipset is negotiating to UDMA66 
>>>>> instead of UDMA33 on this board, and that is not the speed of my 
>>>>> CF IDE device:
>>>>> http://www.transcendusa.com/Products/ModDetail.asp?ModNo=26&LangNo=0
>>>>
>>>> ICH9 doesn't have an IDE function. Can you show `pciconf -l` and
>>>> `grep ata /var/run/dmesg.boot` outputs?
>>>>
>>> Done and done.  Wierd huh?  I was confused as well.
>
> >ata3: <ATA channel 1> on atapci1
> >atapci1: Reserved 0x8 bytes for rid 0x18 type 4 at 0x1c28
> >atapci1: Reserved 0x4 bytes for rid 0x1c type 4 at 0x1c20
> >ata3: reset tp1 mask=03 ostat0=50 ostat1=00
> >ata3: stat0=0x50 err=0x01 lsb=0x00 msb=0x00
> >ata3: stat1=0x00 err=0x01 lsb=0x00 msb=0x00
> >ata3: reset tp2 stat0=50 stat1=00 devices=0x1<ATA_MASTER>
> >ata3: [MPSAFE]
> >ata: ata0 already exists; skipping it
> >ata: ata1 already exists; skipping it
> >ata3-master: pio=PIO4 wdma=WDMA2 udma=UDMA66 cable=40 wire
> >ad6: 488MB <TRANSCEND 2.0> at ata3-master UDMA66
>
> Try the attached patch.
> Maybe Soren can suggest more properer patch?
>     
This works for me on RELENG_6.  I can't test it on 7 or HEAD. 

Thanks!

Sean