Re: [Qemu-devel] A disk read error occurred

["Alexander (Sasha) Sirotkin" <sasha.sirotkin@gmail.com>]

On Fri, Jul 4, 2008 at 10:50 PM, Andreas Färber <andreas.faerber@web.de> wrote:
> Hi,
>
> Am 30.06.2008 um 22:23 schrieb Alexander (Sasha) Sirotkin:
>
>> For some reason when I try to boot qemu with -hda /dev/sda (or -hda
>> /dev/hda), i.e. to use raw disk, it fails with the above error message
>> - "A disk read error occurred". This happens only on IBM/Lenovo
>> laptops (tried a few models), while it works just fine on any other
>> desktop or laptop I can get my hands on. Probably has something to do
>> with bios...
>>
>> Any suggestions ?
>
> I heard IBM/Lenovo use an HPA for some kind of system restore functionality.
> The Host Protected Area makes an IDE disk look smaller than it is to the
> system, maybe that can cause such errors?
>
I don't fully understand the nature of this problem, but I can say
that the problem does not occur on LG laptops, which also have an HPA,
so it's probably not the case.
> Andreas
>