2.6.18-rc1-mm1: PATA detection weirdness

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Hi.

Using 2.6.17 with Alan PATA patches I get:

-------------------------------------------------------------------------------------------------------
Jul  9 10:30:11 tycho kernel: ata1: PATA max UDMA/133 cmd 0x1F0 ctl
0x3F6 bmdma 0x18C0 irq 14
Jul  9 10:30:11 tycho kernel: ata1: dev 0 ATA-6, max UDMA/100,
156301488 sectors: LBA
Jul  9 10:30:11 tycho kernel: ata1: dev 1 ATAPI, max MWDMA2
Jul  9 10:30:11 tycho kernel: ata1: dev 0 configured for UDMA/100
Jul  9 10:30:11 tycho kernel: ata1: dev 1 configured for MWDMA2
Jul  9 10:30:11 tycho kernel: scsi0 : ata_piix
Jul  9 10:30:11 tycho kernel:   Vendor: ATA       Model: TOSHIBA
MK8025GA  Rev: KA02
Jul  9 10:30:11 tycho kernel:   Type:   Direct-Access
   ANSI SCSI revision: 05
Jul  9 10:30:11 tycho kernel:   Vendor: TSSTcorp  Model: CD/DVDW
TS-L532M  Rev: HR08
Jul  9 10:30:11 tycho kernel:   Type:   CD-ROM
   ANSI SCSI revision: 05
Jul  9 10:30:11 tycho kernel: ata2: PATA max UDMA/133 cmd 0x170 ctl
0x376 bmdma 0x18C8 irq 15
Jul  9 10:30:11 tycho kernel: ata2: port disabled. ignoring.
Jul  9 10:30:11 tycho kernel: scsi1 : ata_piix
Jul  9 10:30:11 tycho kernel: SCSI device sda: 156301488 512-byte hdwr
sectors (80026 MB)
Jul  9 10:30:11 tycho kernel: sda: Write Protect is off
Jul  9 10:30:11 tycho kernel: SCSI device sda: drive cache: write back
Jul  9 10:30:11 tycho kernel: SCSI device sda: 156301488 512-byte hdwr
sectors (80026 MB)
Jul  9 10:30:11 tycho kernel: sda: Write Protect is off
Jul  9 10:30:11 tycho kernel: SCSI device sda: drive cache: write back
Jul  9 10:30:11 tycho kernel:  sda: sda1 sda2 sda3 sda4
Jul  9 10:30:11 tycho kernel: sd 0:0:0:0: Attached scsi disk sda
Jul  9 10:30:11 tycho kernel: sr0: scsi3-mmc drive: 24x/24x writer
cd/rw xa/form2 cdda tray
Jul  9 10:30:11 tycho kernel: Uniform CD-ROM driver Revision: 3.20
----------------------------------------------------------------------------------------------------

With 2.6.18-rc1-mm1 I get:

--------------------------------------------------------------------------------------------------
Jul 10 20:20:02 tycho kernel: ata1: PATA max UDMA/100 cmd 0x1F0 ctl
0x3F6 bmdma 0x18C0 irq 14
Jul 10 20:20:02 tycho kernel: scsi0 : ata_piix
Jul 10 20:20:02 tycho kernel: ata1.00: ATA-6, max UDMA/100, 156301488
sectors: LBA
Jul 10 20:20:02 tycho kernel: ata1.00: ata1: dev 0 multi count 16
Jul 10 20:20:02 tycho kernel: ata1.01: ATAPI, max MWDMA2
Jul 10 20:20:02 tycho kernel: ata1.00: configured for UDMA/33
Jul 10 20:20:02 tycho kernel: ata1.01: configured for MWDMA2
Jul 10 20:20:02 tycho kernel:   Vendor: ATA       Model: TOSHIBA
MK8025GA  Rev: KA02
Jul 10 20:20:02 tycho kernel:   Type:   Direct-Access
   ANSI SCSI revision: 05
Jul 10 20:20:02 tycho kernel:   Vendor: TSSTcorp  Model: CD/DVDW
TS-L532M  Rev: HR08
Jul 10 20:20:02 tycho kernel:   Type:   CD-ROM
   ANSI SCSI revision: 05
Jul 10 20:20:02 tycho kernel: ata2: PATA max UDMA/100 cmd 0x170 ctl
0x376 bmdma 0x18C8 irq 15
Jul 10 20:20:02 tycho kernel: scsi1 : ata_piix
Jul 10 20:20:02 tycho kernel: ata2: port disabled. ignoring.
Jul 10 20:20:02 tycho kernel: ATA: abnormal status 0xFF on port 0x177
Jul 10 20:20:02 tycho kernel: SCSI device sda: 156301488 512-byte hdwr
sectors (80026 MB)
Jul 10 20:20:02 tycho kernel: sda: Write Protect is off
Jul 10 20:20:02 tycho kernel: SCSI device sda: drive cache: write back
Jul 10 20:20:02 tycho kernel: SCSI device sda: 156301488 512-byte hdwr
sectors (80026 MB)
Jul 10 20:20:02 tycho kernel: sda: Write Protect is off
Jul 10 20:20:02 tycho kernel: SCSI device sda: drive cache: write back
Jul 10 20:20:02 tycho kernel:  sda: sda1 sda2 sda3 sda4
Jul 10 20:20:02 tycho kernel: sd 0:0:0:0: Attached scsi disk sda
Jul 10 20:20:02 tycho kernel: sr0: scsi3-mmc drive: 24x/24x writer
cd/rw xa/form2 cdda tray
Jul 10 20:20:02 tycho kernel: Uniform CD-ROM driver Revision: 3.20
-------------------------------------------------------------------------------------------------

However, it seems to be only an "aestethic" issue as there is no
performance regression.

Regards,
Fabio
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