Re: [Xen-devel] [PATCH v5 03/10] xen/arm: optee: add OP-TEE mediator skeleton

2019-06-03 Thread Julien Grall
Hi Volodymyr, On 21/05/2019 22:25, Volodymyr Babchuk wrote: Add very basic OP-TEE mediator. It can probe for OP-TEE presence, tell it about domain creation/destruction and then return an error to all calls to the guest. This code issues two non-preemptible calls to OP-TEE: to create and to dest

[Xen-devel] [PATCH v5 03/10] xen/arm: optee: add OP-TEE mediator skeleton

2019-05-21 Thread Volodymyr Babchuk
Add very basic OP-TEE mediator. It can probe for OP-TEE presence, tell it about domain creation/destruction and then return an error to all calls to the guest. This code issues two non-preemptible calls to OP-TEE: to create and to destroy client context. They can't block in OP-TEE, as they are con