Re: need help booting from SATA in 2.4.32

[Willy Tarreau <willy@w.ods.org>]

On Tue, May 16, 2006 at 04:31:52PM -0400, George Nychis wrote:
> Hi,
> 
> I've booted from a SATA drive in 2.4.32 before, but for some reason
> 2.4.32 will not recognize this disk.  It is recognized when I boot 2.6.9
> though.
> 
> It uses the ata_piix module in both kernels.  Whenever I boot 2.6.9 I see:
> ----------------------------------------------------------------------
>  SCSI subsystem initialized
>  ACPI: PCI interrupt 0000:00:1f.2[B] -> GSI 7 (level, low) -> IRQ 7
>  ata: 0x170 IDE port busy
>  ata1: SATA max UDMA/133 cmd 0x1F0 ctl 0x3F6 bmdma 0xBFA0 irq 14
>  ata1: dev 0 ATA, max UDMA/100, 78140160 sectors:
>  ata1(0): applying bridge limits
>  ata1: dev 0 configured for UDMA/100
>  scsi0 : ata_piix
>    Vendor: ATA       Model: FUJITSU MHV2040A  Rev: 0000
>    Type:   Direct-Access                      ANSI SCSI revision: 05
>  SCSI device sda: 78140160 512-byte hdwr sectors (40008 MB)
>  SCSI device sda: drive cache: write back
>   sda: sda1 sda2 sda3 sda4 < sda5 >
>  Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
>  device-mapper: 4.1.0-ioctl (2003-12-10) initialised: dm@uk.sistina.com
> ------------------------------------------------------------------------
> 
> However in 2.4.32 all i see is:
> ----------------------------
>  SCSI subsystem initialized
> ----------------------------
> 
> I am positive that my 2.4.32 has been compiled with ata_piix as a
> module, and it does reside in /lib/modules/2.4.32/kernel/driver/scsi/
> 
> Any clues?

Could you retry with it statically linked in the kernel ? I vaguely
remember that if the original PIIX4 driver registers the device first,
then ata_piix cannot get it. You could also ensure that you have
properly removed CONFIG_IDE_PIIX4 (I believe it's called like this).

> Thanks!
> George

Regards,
Willy

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