RE: [Xen-devel] can't access SATA drives on a VIA board

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> The dom0 kernel hangs during the boot when accessing my SATA drives.
> This seems to be a problem with the PCI IRQ routing.

Should be fixed by the new platform init code in a couple of weeks.
Ian
 
> The machine has a VIA K8 board with VIA SATA and PROMISE SATA.
> The drivers are connected to the VIA interface.
> 
> These are the messages just before the kernel hangs:
> 
> PCI: Obtained IRQ 17 for device 0000:00:0d.0
> ata1: SATA max UDMA/133 cmd 0xF180E200 ctl 0xF180E238 bmdma 0x0 irq 17
> ata2: SATA max UDMA/133 cmd 0xF180E280 ctl 0xF180E2B8 bmdma 0x0 irq 17
> ata1: no device found (phy stat 00000000)
> scsi0 : sata_promise
> ata2: no device found (phy stat 00000000)
> scsi1 : sata_promise
> PCI: Obtained IRQ 17 for device 0000:00:0f.0
> sata_via(0000:00:0f.0): routed to hard irq line 1
> ata3: SATA max UDMA/133 cmd 0xDC00 ctl 0xD802 bmdma 0xCC00 irq 17
> ata4: SATA max UDMA/133 cmd 0xD400 ctl 0xD002 bmdma 0xCC08 irq 17
> ata3: dev 0 ATA, max UDMA7, 312581808 sectors: lba48
> 
> 
> These are the corresponding messages when booting a standard 
> Debian 2.6.10 
> kernel:
> 
> SCSI subsystem initialized
> libata version 1.10 loaded.
> sata_promise version 1.01
> ACPI: PCI interrupt 0000:00:0d.0[A] -> GSI 17 (level, low) -> IRQ 169
> ata1: SATA max UDMA/133 cmd 0xF884C200 ctl 0xF884C238 bmdma 
> 0x0 irq 169
> ata2: SATA max UDMA/133 cmd 0xF884C280 ctl 0xF884C2B8 bmdma 
> 0x0 irq 169
> ata1: no device found (phy stat 00000000)
> scsi0 : sata_promise
> ata2: no device found (phy stat 00000000)
> scsi1 : sata_promise
> elevator: using anticipatory as default io scheduler
> sata_via version 1.0
> ACPI: PCI interrupt 0000:00:0f.0[B] -> GSI 20 (level, low) -> IRQ 177
> sata_via(0000:00:0f.0): routed to hard irq line 10
> ata3: SATA max UDMA/133 cmd 0xDC00 ctl 0xD802 bmdma 0xCC00 irq 177
> ata4: SATA max UDMA/133 cmd 0xD400 ctl 0xD002 bmdma 0xCC08 irq 177
> ata3: dev 0 cfg 49:2f00 82:346b 83:7f01 84:4003 85:3c69 
> 86:3e01 87:4003 
> 88:80ff
> ata3: dev 0 ATA, max UDMA7, 312581808 sectors: lba48
> ata3: dev 0 configured for UDMA/133
> scsi2 : sata_via
> ata4: dev 0 cfg 49:2f00 82:346b 83:7f01 84:4003 85:3c69 
> 86:3e01 87:4003 
> 88:80ff
> ata4: dev 0 ATA, max UDMA7, 312581808 sectors: lba48
> ata4: dev 0 configured for UDMA/133
> scsi3 : sata_via
>   Vendor: ATA       Model: SAMSUNG SP1614C   Rev: SW10
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> Attached scsi generic sg0 at scsi2, channel 0, id 0, lun 0,  type 0
>   Vendor: ATA       Model: SAMSUNG SP1614C   Rev: SW10
>   Type:   Direct-Access                      ANSI SCSI revision: 05
> Attached scsi generic sg1 at scsi3, channel 0, id 0, lun 0,  type 0
> 
> 
> Cheers,
> Peter
> 
> 
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