Re: libata PATA status for VIA 8237

[Thierry Vignaud]

DervishD <lkml@xxxxxxxxxxxx> writes:

> I'm thinking about switching fully to libata in the near future
> (currently I'm using CONFIG_IDE for all my PATA drives, both hard disks
> and DVD recorder), and I was wondering if PATA support for VIA8237 was
> full or not. For what I've googled, it seems that it is usable both for
> PATA and for SATA, but I want to be sure.
> 
> If I'm asking here is because I have SATA support for my VIA chipset
> enabled in the kernel (CONFIG_SATA_VIA), but I'm getting these messages:
> 
>     sata_via 0000:00:0c.0: version 2.0
>     sata_via 0000:00:0c.0: routed to hard irq line 10
>     ata1: SATA max UDMA/133 cmd 0xFE00 ctl 0xFE0A bmdma 0xFA00 irq 10
>     ata2: SATA max UDMA/133 cmd 0xFD00 ctl 0xFD0A bmdma 0xFA08 irq 10
>     scsi0 : sata_via
>     ata1: SATA link down (SStatus 0 SControl 310)
> >>  ATA: abnormal status 0x7F on port 0xFE07
>     scsi1 : sata_via
>     ata2: SATA link down (SStatus 0 SControl 310)
> >>  ATA: abnormal status 0x7F on port 0xFD07
>     sata_via 0000:00:0f.0: routed to hard irq line 11
>     ata3: SATA max UDMA/133 cmd 0xF900 ctl 0xF802 bmdma 0xF500 irq 11
>     ata4: SATA max UDMA/133 cmd 0xF700 ctl 0xF602 bmdma 0xF508 irq 11
>     scsi2 : sata_via
>     ata3: SATA link down 1.5 Gbps (SStatus 0 SControl 300)
> >>  ATA: abnormal status 0x7F on port 0xF907
>     scsi3 : sata_via
>     ata4: SATA link down 1.5 Gbps (SStatus 0 SControl 300)
> >>  ATA: abnormal status 0x7F on port 0xF707

I saw those too from times to times on boot with a VIA VT6421 with no
consequences.
So I would say they're non important (but who know for real until you
test with real disk attached?)
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