linux-kernel - Re: [2.6.18-rc2-mm1] libata ate one PATA channel

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Message-ID: <44CD0E55.4020206@gmail.com>
Date:	Mon, 31 Jul 2006 04:53:57 +0900
From:	Tejun Heo <htejun@...il.com>
To:	"J.A. Magallón" <jamagallon@....com>
CC:	"Linux-Kernel, " <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org, Jeff Garzik <jgarzik@...ox.com>
Subject: Re: [2.6.18-rc2-mm1] libata ate one PATA channel

J.A. Magallón wrote:
> Hi...
> 
> I've been out for more than a week. Just went to try -rc2-mm1 and
> it ate one ide channel...
> 
> This was -rc1-mm2:
> libata version 2.00 loaded.
> ata_piix 0000:00:1f.1: version 2.00ac6
> ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 16
> PCI: Setting latency timer of device 0000:00:1f.1 to 64
> ata1: PATA max UDMA/100 cmd 0x1F0 ctl 0x3F6 bmdma 0xF000 irq 14
> scsi0 : ata_piix
> ata1.00: ATAPI, max UDMA/33
> ata1.01: ATAPI, max MWDMA0, CDB intr
> ata1.00: configured for PIO3
> ata1.01: configured for PIO3
>   Vendor: HL-DT-ST  Model: DVDRAM GSA-4120B  Rev: A111
>   Type:   CD-ROM                             ANSI SCSI revision: 05
>   Vendor: IOMEGA    Model: ZIP 250           Rev: 51.G
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xF008 irq 15
> scsi1 : ata_piix
> ata2.00: ATA-6, max UDMA/100, 234441648 sectors: LBA48
> ata2.00: ata2: dev 0 multi count 16
> ata2.01: ATAPI, max UDMA/33
> ata2.00: configured for UDMA/33
> ata2.01: configured for UDMA/33
>   Vendor: ATA       Model: ST3120022A        Rev: 3.06
>   Type:   Direct-Access                      ANSI SCSI revision: 05
>   Vendor: TOSHIBA   Model: DVD-ROM SD-M1712  Rev: 1004
>   Type:   CD-ROM                             ANSI SCSI revision: 05
> ata_piix 0000:00:1f.2: MAP [ P0 -- P1 -- ]
> ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 18 (level, low) -> IRQ 16
> PCI: Setting latency timer of device 0000:00:1f.2 to 64
> ata3: SATA max UDMA/133 cmd 0xC000 ctl 0xC402 bmdma 0xD000 irq 16
> ata4: SATA max UDMA/133 cmd 0xC800 ctl 0xCC02 bmdma 0xD008 irq 16
> 
> 
> This is -rc2-mm1, a PATA channel is missing...
> 
> libata version 2.00 loaded.
> ata_piix 0000:00:1f.1: version 2.00ac6
> ACPI: PCI Interrupt 0000:00:1f.1[A] -> GSI 18 (level, low) -> IRQ 16
> PCI: Setting latency timer of device 0000:00:1f.1 to 64
> ata1: PATA max UDMA/100 cmd 0x1F0 ctl 0x3F6 bmdma 0xF000 irq 14
> scsi0 : ata_piix
> ata1.00: ATAPI, max UDMA/33 
> ata1.01: ATAPI, max MWDMA0, CDB intr
> ata1.00: configured for UDMA/33
> ata1.01: configured for PIO3
>   Vendor: HL-DT-ST  Model: DVDRAM GSA-4120B  Rev: A111 
>   Type:   CD-ROM                             ANSI SCSI revision: 05
>   Vendor: IOMEGA    Model: ZIP 250           Rev: 51.G 
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> ata_piix 0000:00:1f.2: MAP [ P0 -- P1 -- ] 
> ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 18 (level, low) -> IRQ 16
> PCI: Setting latency timer of device 0000:00:1f.2 to 64
> ata2: SATA max UDMA/133 cmd 0xC000 ctl 0xC402 bmdma 0xD000 irq 16
> ata3: SATA max UDMA/133 cmd 0xC800 ctl 0xCC02 bmdma 0xD008 irq 16
> 
> Any idea ?
> Any more info needed ?

lspci -n please.  Also, can you report what the kernel says with the 
attached patch applied?

Thanks.

-- 
tejun

View attachment "patch" of type "text/plain" (1571 bytes)