linux-kernel - Re: 2.6.23.17 & 2.6.24.5 and maybe earlier: pata_marvell: need to disable DMA to get rid of '(ATA bus error)', 'ata7.00: status: { DRDY ERR }', 'ata7.00: error: { ICRC ABRT }'

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Date:	Tue, 06 May 2008 16:54:20 +0200
From:	Martin MOKREJŠ <mmokrejs@...osome.natur.cuni.cz>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	Robert Hancock <hancockr@...w.ca>,
	Jan Engelhardt <jengelh@...ozas.de>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.23.17 & 2.6.24.5 and maybe earlier: pata_marvell: need to
 disable DMA to get rid of '(ATA bus error)', 'ata7.00: status: { DRDY ERR
 }', 'ata7.00: error: { ICRC ABRT }'



Alan Cox wrote:
>> ata7.00: ATA-0: Delock 54111 512MB, Ver1.27, max UDMA/33
>> ata7.00: 1006992 sectors, multi 0: LBA 
> 
> For some reason your CF card seems to think it is an ATA device not a CFA
> device. What does the identify data for it look like (hdparm -I)

# hdparm -I /dev/sde

/dev/sde:

ATA device, with non-removable media
        Model Number:       Delock 54111 512MB                      
        Serial Number:      
        Firmware Revision:  Ver1.27 
Standards:
        Likely used: 4
Configuration:
        Logical         max     current
        cylinders       999     999
        heads           16      16
        sectors/track   63      63
        --
        bytes/track: 32256      bytes/sector: 512
        CHS current addressable sectors:    1006992
        LBA    user addressable sectors:    1006992
        device size with M = 1024*1024:         491 MBytes
        device size with M = 1000*1000:         515 MBytes 
Capabilities:
        LBA, IORDY(may be)(cannot be disabled)
        Buffer size: 1.0kB      bytes avail on r/w long: 4
        Standby timer values: spec'd by Vendor
        R/W multiple sector transfer: Max = 1   Current = 0
        DMA: mdma0 mdma1 mdma2 udma0 *udma1 udma2 
             Cycle time: min=120ns recommended=120ns
        PIO: pio0 pio1 pio2 pio3 pio4 
             Cycle time: no flow control=120ns  IORDY flow control=120ns
Security: 
                supported
        not     enabled
        not     locked
        not     frozen
        not     expired: security count
                supported: enhanced erase
#
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