Re: [PATCH v2 8/8] scsi: ufs: connect to RPMB subsystem

From: Joao Pinto
Date: Fri Apr 08 2016 - 07:22:13 EST


On 4/7/2016 10:15 PM, Winkler, Tomas wrote:
> On Wed, 2016-04-06 at 09:51 +0100, Joao Pinto wrote:
>> Hi!
>>
>> On 4/4/2016 12:11 PM, Tomas Winkler wrote:
>>> Register UFS RPMB LUN with the RPMB subsystem and provide
>>> implementation for the RPMB access operations. RPMB partition is
>>> accessed via a sequence of security protocol in and security
>>> protocol
>>> out commands with UFS specific parameters. This multi step process
>>> is
>>> abstracted into 4 basic RPMB commands.
>>
>> [snip]
>>
>>> * "UFS device" W-LU.
>>> */
>>> struct scsi_device *sdev_ufs_device;
>>> + struct scsi_device *sdev_ufs_rpmb;
>>>
>>> enum ufs_dev_pwr_mode curr_dev_pwr_mode;
>>> enum uic_link_state uic_link_state;
>>>
>>
>> I have a UFS device emulator that has the RPMB capability. What are
>> the expected
>> good results for me to validate?
>
> Hi Joao, thanks for that. I'm attaching an archive with few basic
> samples via user space interface.
> You should run the program key first (program-key.sh), just don't do it
> on a real device it's one in life time operation.

Sorry, I have received the attachment. Going to explore it now.

>
> Thanks
> Tomas
>

Joao