Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-02 Thread Tamas K Lengyel
On Thu, Mar 2, 2017 at 10:54 AM, Volodymyr Babchuk wrote: > Hello, > > Thank you all for the discussion. I want to summarize it a bit. > > Looks like there are no objections about my initial list of > requirements. There was born another requirement in the discussion. > Thanks to Stefano for formu

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-02 Thread Volodymyr Babchuk
Hello, Thank you all for the discussion. I want to summarize it a bit. Looks like there are no objections about my initial list of requirements. There was born another requirement in the discussion. Thanks to Stefano for formulation it: 10. Domains on which the monitor privileged call feature is

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-01 Thread Volodymyr Babchuk
Hello Julien, On 1 March 2017 at 18:09, Julien Grall wrote: > On 01/03/17 14:13, Volodymyr Babchuk wrote: This e-mail is sort of follow-up to the two threads: [1] (my thread about TEE interaction) and [2] (Edgar's thread regarding handling SMC calls in platform_hvc). I want to disc

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-01 Thread Julien Grall
Hi Volodymyr, On 01/03/17 16:09, Julien Grall wrote: On 01/03/17 14:13, Volodymyr Babchuk wrote: Hi, Julien Hi Volodymyr, On 28 February 2017 at 15:51, Julien Grall wrote: This e-mail is sort of follow-up to the two threads: [1] (my thread about TEE interaction) and [2] (Edgar's thread r

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-01 Thread Julien Grall
On 01/03/17 14:13, Volodymyr Babchuk wrote: Hi, Julien Hi Volodymyr, On 28 February 2017 at 15:51, Julien Grall wrote: This e-mail is sort of follow-up to the two threads: [1] (my thread about TEE interaction) and [2] (Edgar's thread regarding handling SMC calls in platform_hvc). I want to

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-03-01 Thread Volodymyr Babchuk
Hi, Julien On 28 February 2017 at 15:51, Julien Grall wrote: >> This e-mail is sort of follow-up to the two threads: [1] (my thread >> about TEE interaction) and [2] (Edgar's thread regarding handling SMC >> calls in platform_hvc). I want to discuss more broad topic there. >> >> Obviously, there

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-28 Thread Julien Grall
On 11/02/17 00:14, Volodymyr Babchuk wrote: Hello, Hi Volodymyr, This e-mail is sort of follow-up to the two threads: [1] (my thread about TEE interaction) and [2] (Edgar's thread regarding handling SMC calls in platform_hvc). I want to discuss more broad topic there. Obviously, there are

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-23 Thread Julien Grall
Hi Stefano, On 14/02/17 19:11, Stefano Stabellini wrote: On Tue, 14 Feb 2017, Julien Grall wrote: 10. Domains on which the monitor privileged call feature is enabled (which is by default disabled for all domains) should not be able to issue firmware calls via SMCs/HVCs so that such calls

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Tamas K Lengyel
On Tue, Feb 14, 2017 at 12:11 PM, Stefano Stabellini wrote: > On Tue, 14 Feb 2017, Julien Grall wrote: >> > > > 10. Domains on which the monitor privileged call feature is enabled >> > > > (which is by default disabled for all domains) should not be able to >> > > > issue firmware calls via

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Stefano Stabellini
On Tue, 14 Feb 2017, Julien Grall wrote: > > > > 10. Domains on which the monitor privileged call feature is enabled > > > > (which is by default disabled for all domains) should not be able to > > > > issue firmware calls via SMCs/HVCs so that such calls reach the > > > > firmware directly

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Tamas K Lengyel
On Tue, Feb 14, 2017 at 11:06 AM, Julien Grall wrote: > Hi, > > > On 02/13/2017 10:14 PM, Stefano Stabellini wrote: >> >> On Mon, 13 Feb 2017, Tamas K Lengyel wrote: >>> >>> On Mon, Feb 13, 2017 at 2:54 PM, Stefano Stabellini >>> wrote: On Mon, 13 Feb 2017, Tamas K Lengyel wrote: >

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Julien Grall
Hi, On 02/13/2017 10:14 PM, Stefano Stabellini wrote: On Mon, 13 Feb 2017, Tamas K Lengyel wrote: On Mon, Feb 13, 2017 at 2:54 PM, Stefano Stabellini wrote: On Mon, 13 Feb 2017, Tamas K Lengyel wrote: On Mon, Feb 13, 2017 at 2:13 PM, Stefano Stabellini wrote: On Mon, 13 Feb 2017, Tamas K L

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Julien Grall
On 13/02/17 16:59, Tamas K Lengyel wrote: On Mon, Feb 13, 2017 at 9:37 AM, Julien Grall wrote: Hi Tamas, On 13/02/17 16:20, Tamas K Lengyel wrote: On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk wrote: Hello, This e-mail is sort of follow-up to the two threads: [1] (my thread about

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-14 Thread Julien Grall
Hi Tamas, On 13/02/17 16:20, Tamas K Lengyel wrote: On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk wrote: Hello, This e-mail is sort of follow-up to the two threads: [1] (my thread about TEE interaction) and [2] (Edgar's thread regarding handling SMC calls in platform_hvc). I want to disc

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Stefano Stabellini
On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > On Mon, Feb 13, 2017 at 2:54 PM, Stefano Stabellini > wrote: > > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > >> On Mon, Feb 13, 2017 at 2:13 PM, Stefano Stabellini > >> wrote: > >> > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > >> >> On Mon, Feb 13

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Mon, Feb 13, 2017 at 2:54 PM, Stefano Stabellini wrote: > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: >> On Mon, Feb 13, 2017 at 2:13 PM, Stefano Stabellini >> wrote: >> > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: >> >> On Mon, Feb 13, 2017 at 11:06 AM, Julien Grall >> >> wrote: >> >> > >>

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Stefano Stabellini
On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > On Mon, Feb 13, 2017 at 2:13 PM, Stefano Stabellini > wrote: > > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > >> On Mon, Feb 13, 2017 at 11:06 AM, Julien Grall > >> wrote: > >> > > >> > > >> > On 13/02/17 16:59, Tamas K Lengyel wrote: > >> >> > >> >

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Mon, Feb 13, 2017 at 2:13 PM, Stefano Stabellini wrote: > On Mon, 13 Feb 2017, Tamas K Lengyel wrote: >> On Mon, Feb 13, 2017 at 11:06 AM, Julien Grall wrote: >> > >> > >> > On 13/02/17 16:59, Tamas K Lengyel wrote: >> >> >> >> On Mon, Feb 13, 2017 at 9:37 AM, Julien Grall >> >> wrote: >> >>>

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Stefano Stabellini
On Mon, 13 Feb 2017, Tamas K Lengyel wrote: > On Mon, Feb 13, 2017 at 11:06 AM, Julien Grall wrote: > > > > > > On 13/02/17 16:59, Tamas K Lengyel wrote: > >> > >> On Mon, Feb 13, 2017 at 9:37 AM, Julien Grall > >> wrote: > >>> > >>> Hi Tamas, > >>> > >>> > >>> On 13/02/17 16:20, Tamas K Lengyel

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Mon, Feb 13, 2017 at 11:06 AM, Julien Grall wrote: > > > On 13/02/17 16:59, Tamas K Lengyel wrote: >> >> On Mon, Feb 13, 2017 at 9:37 AM, Julien Grall >> wrote: >>> >>> Hi Tamas, >>> >>> >>> On 13/02/17 16:20, Tamas K Lengyel wrote: On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Bab

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Mon, Feb 13, 2017 at 9:37 AM, Julien Grall wrote: > Hi Tamas, > > > On 13/02/17 16:20, Tamas K Lengyel wrote: >> >> On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk >> wrote: >>> >>> Hello, >>> >>> This e-mail is sort of follow-up to the two threads: [1] (my thread >>> about TEE interaction)

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Mon, Feb 13, 2017 at 9:29 AM, Volodymyr Babchuk wrote: > Tamas, > > On 13 February 2017 at 18:20, Tamas K Lengyel > wrote: >> On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk >> wrote: >>> Hello, >>> >>> This e-mail is sort of follow-up to the two threads: [1] (my thread >>> about TEE inte

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Volodymyr Babchuk
Tamas, On 13 February 2017 at 18:20, Tamas K Lengyel wrote: > On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk > wrote: >> Hello, >> >> This e-mail is sort of follow-up to the two threads: [1] (my thread >> about TEE interaction) and [2] (Edgar's thread regarding handling SMC >> calls in platf

Re: [Xen-devel] [ARM] SMC (and HVC) handling in hypervisor

2017-02-13 Thread Tamas K Lengyel
On Fri, Feb 10, 2017 at 5:14 PM, Volodymyr Babchuk wrote: > Hello, > > This e-mail is sort of follow-up to the two threads: [1] (my thread > about TEE interaction) and [2] (Edgar's thread regarding handling SMC > calls in platform_hvc). I want to discuss more broad topic there. > > Obviously, ther