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    SubjectRe: external drive size differences
    On Sun, 15 Aug 2004 11:37:59 +0200, Nigel Kukard <nkukard@lbsd.net> wrote:
    > Something very very interesting... below is an external drive enclosure
    > supporting both USB2 and Firwire, fitted with a 200Gb IDE Hdd.
    >
    > When plugged into the firewire bus, i get 137Gb size, when plugged into
    > the usb bus, i get 200Gb size.
    >
    > Could this be a bug in the kernel? or external hardware?

    More than likely hardware. Most of the oxford chips that are so often
    used in firewire enclosures, don't support >137G drives. It probably
    uses a different chip for the usb side of things.

    --Iggy

    >
    > <snip>
    > ieee1394: sbp2: Logged into SBP-2 device
    > ieee1394: Node 0-00:1023: Max speed [S400] - Max payload [2048]
    > Vendor: WDC WD20 Model: 00JB-00FUA0 Rev:
    > Type: Direct-Access ANSI SCSI revision: 06
    > SCSI device sdb: 268435455 512-byte hdwr sectors (137439 MB)
    > sdb: asking for cache data failed
    > sdb: assuming drive cache: write through
    > sdb: sdb1
    > </snip>
    >
    > <snip>
    > scsi7 : SCSI emulation for USB Mass Storage devices
    > Vendor: USB 2.0 Model: Storage Device Rev: 0100
    > Type: Direct-Access ANSI SCSI revision: 02
    > SCSI device sdb: 390721968 512-byte hdwr sectors (200050 MB)
    > sdb: assuming drive cache: write through
    > sdb: sdb1
    > </snip>
    >
    > Regards
    > Nigel Kukard
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