On 1/24/19 5:24 AM, David Kozub wrote:
>>
>
> libata seems to support SCSI / ATA Translation, including ATA PASS
> THROUGH (12) and ATA PASS THROUGH (16). Is this not sufficient? (The
> implementation can be seen in ata_scsi_pass_thru.)
>
Oh, I missed this! Thanks for pointing it out. I'll ta
On Wed, 23 Jan 2019, John Snow wrote:
On 1/23/19 5:39 PM, David Kozub wrote:
On Thu, 17 Jan 2019, John Snow wrote:
I think SG_IO IOCTL allows one to send a single ATA command and the call
blocks until the request is processed.
The problem(?) with this is that you don't get to choose the AT
On 1/23/19 5:39 PM, David Kozub wrote:
> On Thu, 17 Jan 2019, John Snow wrote:
>
>> Admittedly I'm not too sure of how the ATA support in Linux works to
>> know what the passthrough would actually look like, bit-wise. I know
>> there's some SCSI abstraction layer that can drive ATA devices, but
On Thu, 17 Jan 2019, John Snow wrote:
Admittedly I'm not too sure of how the ATA support in Linux works to
know what the passthrough would actually look like, bit-wise. I know
there's some SCSI abstraction layer that can drive ATA devices, but I'm
not completely clear on the actual plumbing. How
On 1/17/19 6:04 PM, David Kozub wrote:
> On Wed, 16 Jan 2019, John Snow wrote:
>
>> I can answer some questions about the ATA layer, but I'm not well read
>> on OPAL or the interrelationship between the two.
>>
>> We don't have an ATA-style passthrough in QEMU right now and nobody has
>> ever a
On Wed, 16 Jan 2019, John Snow wrote:
I can answer some questions about the ATA layer, but I'm not well read
on OPAL or the interrelationship between the two.
We don't have an ATA-style passthrough in QEMU right now and nobody has
ever asked! Would you mind elaborating for me what kind of setup
On 1/7/19 4:16 AM, Stefan Hajnoczi wrote:
> On Sat, Jan 05, 2019 at 07:27:03PM +0100, David Kozub wrote:
>> Hi,
>>
>> Can QEMU emulate an OPAL disk? The only relevant thing I found is a post
>> from 2017 about TPM that mentions OPAL:
>> https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg04
On Thu, Jan 10, 2019 at 12:05:32AM +0100, David Kozub wrote:
> On Mon, 7 Jan 2019, Stefan Hajnoczi wrote:
>
> > QEMU supports LUKS encrypted disk images so no new code is needed for
> > the actual encryption.
>
> Thanks for the feedback, Stefan. I know very little about qemu internals (I
> looked
On Mon, 7 Jan 2019, Stefan Hajnoczi wrote:
QEMU supports LUKS encrypted disk images so no new code is needed for
the actual encryption.
Thanks for the feedback, Stefan. I know very little about qemu internals
(I looked around a bit). One issue is: OPAL needs some persistent data
outside of t
On Sat, Jan 05, 2019 at 07:27:03PM +0100, David Kozub wrote:
> Hi,
>
> Can QEMU emulate an OPAL disk? The only relevant thing I found is a post
> from 2017 about TPM that mentions OPAL:
> https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg04586.html
CCing John Snow (IDE/ATA) and Kevin Wolf
Hi,
Can QEMU emulate an OPAL disk? The only relevant thing I found is a post
from 2017 about TPM that mentions OPAL:
https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg04586.html
specifically this bit:
Well, at some point somebody's going to want us to implement this,
but... they can d
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