From: "Kafu Nagai" <nkafu@easynews.com>
To: vojtech@suse.cz
Cc: linux-kernel@vger.kernel.org
Subject: Re: Recent ide patches and DMA
Date: Fri, 24 Nov 2000 15:08:34 -0800 [thread overview]
Message-ID: <200011242308.PAA30772@mail6.bigmailbox.com> (raw)
440BX with PIIX4 on BP6
>On Thu, Nov 23, 2000 at 01:09:35PM -0800, Kafu Nagai wrote:
>> With recent ide patches, the ide driver seems to try to use DMA mode even for a drive which dosen't support it. CONFIG_IDEDMA_PCI_AUTO is enabled but even so with the stock kernel this dosen't happen. older patches didn't have this behavior either. Is this change intentional ?
>>
>> hdc: 333630 sectors (171 MB) w/32KiB Cache, CHS=1011/15/22, DMA
>> Partition check:
>> hda: hda1 hda2 hda3 hda4 < hda5 hda6 hda7 hda8 >
>> hdc:hdc: dma_intr: status=0x51 { DriveReady SeekComplete Error }
>> hdc: dma_intr: error=0x04 { DriveStatusError }
>> hdc: dma_intr: status=0x51 { DriveReady SeekComplete Error }
>> hdc: dma_intr: error=0x04 { DriveStatusError }
>> hdc: dma_intr: status=0x51 { DriveReady SeekComplete Error }
>> hdc: dma_intr: error=0x04 { DriveStatusError }
>> hdc: dma_intr: status=0x51 { DriveReady SeekComplete Error }
>> hdc: dma_intr: error=0x04 { DriveStatusError }
>> hdc: DMA disabled
>> ide1: reset: success
>> hdc1
>>
>> ~ $ hdparm -i /dev/hdc
>>
>> /dev/hdc:
>>
>> Model=QUANTUM ELS170A, FwRev=4.20, SerialNo=166304085456
>> Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>5Mbs RotSpdTol>.5% }
>> RawCHS=1011/15/22, TrkSize=11264, SectSize=512, ECCbytes=4
>> BuffType=3(DualPortCache), BuffSize=32kB, MaxMultSect=8, MultSect=off
>> DblWordIO=no, OldPIO=2, DMA=no
>> CurCHS=1011/15/22, CurSects=333629, LBA=no
>
>Which chipset are you using?
>
>--
>Vojtech Pavlik
>SuSE Labs
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next reply other threads:[~2000-11-24 23:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-11-24 23:08 Kafu Nagai [this message]
-- strict thread matches above, loose matches on Subject: below --
2000-11-23 21:09 Recent ide patches and DMA Kafu Nagai
2000-11-24 10:57 ` Vojtech Pavlik
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