Re: Problems with IDE CF

[Marcelo Tosatti]

On Thu, 22 Jan 2004, Joe Schmo wrote:

> Hi,
> We recently encountered a problem very similar to an
> old post in majordomo forum. We boot up a linux image
> written on a RiData 128mb CF card on IDE interface
> (hda), the kernel dumps these error messages on the
> screen:
>
> hda: CF-ATA, ATA Disk drive
> ide: Assuming 33 MHz system bus speed for PIO modes,
> override with idebus=xx
> hda: set_drive_speed_status status=0x51 { DriveReady
> SeekComplete Error }
> hda: set_drive_speed_status error=0x04 { Drive Status
> Error }
> ...
> hda: dma_intr: status=0x51 { DriveReady SeekComplete
> Error }
> hda: dma_intr: error=0x04 { Drive Status Error }
> ...
> hda: DMA disabled
> ...
> hda: lost interrupt
> hda: lost interrupt
> hda: lost interrupt

Turn off DMA. SanDisk's SDCFB are known to have problems with DMA.
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