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SubjectRe: DMA problem with 2.4.21 and 2.4.22-rc1

You don't have driver for you ide chipset compiled in.

--bartlomiej

On Thu, 7 Aug 2003, Ian Chilton wrote:

> Hello,
>
> [Please cc me in on any replies]
>
>
> I am having problems getting a box into DMA mode with 2.4.21 and
> 2.4.22-rc1:
>
> [root@baloo:~]# hdparm -d1 /dev/hda
>
> /dev/hda:
> setting using_dma to 1 (on)
> HDIO_SET_DMA failed: Operation not permitted
> using_dma = 0 (off)
>
>
> Relevent dmesg stuff:
>
> Uniform Multi-Platform E-IDE driver Revision: 7.00beta4-2.4
> ide: Assuming 33MHz system bus speed for PIO modes; override with
> idebus=xx
> hda: C/H/S=19158/16/255 from BIOS ignored
> hda: WDC WD400JB-00ENA0, ATA DISK drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> hda: attached ide-disk driver.
> hda: host protected area => 1
> hda: 78165360 sectors (40021 MB) w/8192KiB Cache, CHS=77545/16/63
>
>
> Any ideas?
>
>
> Thanks!
>
> --ian

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