Messages in this thread | | | Date | Fri, 11 Jul 2008 21:14:09 +0100 | From | Alan Cox <> | Subject | Re: pata_it821x completely broken |
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> > commenting out the error check after ata_dev_init_params() call in > > ata_dev_read_id() function (libata-core.c), I got at least the device name. > > The capacity is 0 so it doesn't work, obviously:
If you don't read the ID then it wouldn't.
> I captured the IDENTIFY data from the virtual device. I'm not ATA guru but > looking at the data, there are zeros at many places where something should be. > That number starting at 0x78 looks like size of the array in sectors > (0x4C726C or 0x4C6C72 - the array is built from 2.5GB and 6.4GB drives).
The Ident data for the virtual device is fairly sparse but the specs don't require a lot of the field are filled in and only the LBA really matters.
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