From mboxrd@z Thu Jan 1 00:00:00 1970 From: Volodymyr Babchuk Subject: Re: [PATCH v5 06/10] arm: smccc: handle SMCs according to SMCCC Date: Wed, 20 Sep 2017 21:11:07 +0300 Message-ID: <27942bcb-c6a1-350b-fd94-6bf509e72ed0@epam.com> References: <1504210172-27234-1-git-send-email-volodymyr_babchuk@epam.com> <1504210172-27234-7-git-send-email-volodymyr_babchuk@epam.com> <3db4a43c-9b6e-7779-d14d-bc3449e9868e@arm.com> <6646ded1-758c-eed4-9e72-75873d8843d1@epam.com> <0b976058-0431-4578-8630-633fba06bc33@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <0b976058-0431-4578-8630-633fba06bc33@arm.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Julien Grall , xen-devel@lists.xen.org Cc: "Edgar E . Iglesias" , Stefano Stabellini , Wei Liu , George Dunlap , Andrew Cooper , Ian Jackson , Tim Deegan , Jan Beulich List-Id: xen-devel@lists.xenproject.org SGkgSnVsaWVuLAoKT24gMjAuMDkuMTcgMjA6MjEsIEp1bGllbiBHcmFsbCB3cm90ZToKID4KID4K ID4gT24gMTkvMDkvMTcgMjI6NDQsIFZvbG9keW15ciBCYWJjaHVrIHdyb3RlOgogPj4gSGkgSnVs aWVuLAogPgogPiBIaSBWb2xvZHlteXIsCiA+CiA+PgogPj4gT24gMTMuMDkuMTcgMTQ6MTEsIEp1 bGllbiBHcmFsbCB3cm90ZToKID4+PiBIaSwKID4+PgogPj4+IE9uIDA4LzMxLzIwMTcgMDk6MDkg UE0sIFZvbG9keW15ciBCYWJjaHVrIHdyb3RlOgogPj4KID4+Pj4gK3N0YXRpYyB2b2lkIGZpbGxf dXVpZChzdHJ1Y3QgY3B1X3VzZXJfcmVncyAqcmVncywgY29uc3QgCnhlbl91dWlkX3QgKnUpCiA+ Pj4KID4+PiBBY3R1YWxseSB3aHkgZG8geW91IHBhc3MgYSBwb2ludGVyIGZvciB1PyBUaGlzIHJl cXVpcmVzIGV2ZXJ5IGNhbGxlcgogPj4+IHRvIGludHJvZHVjZSB0ZW1wb3JhcnkgdmFyaWFibGUg YmVjYXVzZSB0aGUgVVVJRCBpcyB1c3VhbGx5IGEgZGVmaW5lLgogPj4gSG1tLCBhbm90aGVyIHdh eSBwcm9iYWJseSBpcyB0byBwYXNzIGEgd2hvbGUgc3RydWN0dXJlIGFzIGEgcGFyYW1ldGVyLgog Pj4gQXJlIHlvdSBzdWdnZXN0aW5nIHRoaXMgYXBwcm9hY2g/IFNvbWV0aGluZyBsaWtlCiA+PiBm aWxsX3V1aWQocmVncywgKHhlbl91dWlkX3QpTVlfVVVJRCk/CiA+CiA+IFNvbWV0aGluZyBsaXN0 IHRoYXQuIEJ1dCB3aHkgZG8geW91IG5lZWQgdGhlIGNhc3Q/IE1ZX1VVSUQgaXMgc3VwcG9zZWQK ID4gdG8gYmUgYSB4ZW5fdXVpZF90LiBObz8KSXQgaGF2ZSBubyB0eXBlLiBJdCBpcyBqdXN0IGFu IGluaXRpYWxpemVyIGxpc3QgbGlrZSB7MSwyLDMsNCw1LDZ9LiBJZiAKeW91IHJlbWVtYmVyIHRo YXQgdGhyZWFkLCB0aGVyZSBpcyBhIHJlcXVpcmVtZW50IHRvIG1ha2UgcHVibGljIGhlYWRlcnMg CmNvbXBhdGlibGUgd2l0aCBjODkuIFNvIEkgY2FuJ3QgZGVmaW5lIE1ZX1VVSUQgYXMgKHhlbl91 dWlkX3QpezEsMiwzfS4KSW5zdGVhZCBpdCBpcyBkZWZpbmVkIGFzIGEgcGxhaW4gaW5pdGlhbGl6 ZXIgbGlzdC4KCiA+PgogPj4+IFdpdGggeW91ciBjdXJyZW50IHNvbHV0aW9uIGVhY2ggY2FsbGVy IGFzIHRvIGRvOgogPj4+CiA+Pj4geGVuX3V1aWRfdCBmb28gPSBNWV9VVUlEOwogPj4+CiA+Pj4g ZmlsbF91dWlkKHJlZ3MsICZmb28pOwogPj4+CiA+Pj4gcmV0dXJuIHRydWU7CiA+Pj4KID4+PiBX aGF0IEkgc3VnZ2VzdGVkIGluIHRoZSBwcmV2aW91cyB2ZXJzaW9uIGlzIHRvIGdldCBmaWxsX3V1 aWQgcmV0dXJuCiA+Pj4gdHJ1ZS4gU28geW91IG1ha2UgZWFjaCBjYWxsZXIgc2ltcGxlci4KID4+ IFllcywgYnV0IGl0IHdpbGwgbm90IGJlIGNvcnJlY3Qgc2VtYW50aWNhbGx5LiBUaGVyZSB3aWxs IGFyaXNlIG1hbnkKID4+IHF1ZXN0aW9uczoKID4+IDEuIFdoeSBoZWxwZXIgZnVuY3Rpb24gdGhh dCBvbmx5IHdyaXRlcyBkYXRhIHJldHVybnMgYm9vbD8KID4+IDIuIElmIGl0IHJldHVybnMgdHJ1 ZSwgY2FuIGl0IHJldHVybiBmYWxzZT8KID4+IDMuIFNob3VsZCB3ZSBjaGVjayBpdHMgcmV0dXJu IHZhbHVlIGJlZm9yZSBwYXNzaW5nIGl0IGZ1cnRoZXI/CiA+CiA+CiA+IEkgcmVhbGx5IGRvbid0 IHNlZSBob3cKID4KID4gcmV0dXJuIGZpbGxfdXVpZChyZWdzLCBNWV9VVUlEKTsKID4KID4gd291 bGQgYmUgc2VtYW50aWNhbGx5IGluY29ycmVjdCBvciBldmVuIHJhaXNlIGFsbCB0aG9zZSBxdWVz dGlvbnMuIEl0IGlzCiA+IHBlcmZlY3RseSBmaW5lIHRvIGFsd2F5cyByZXR1cm4gdHJ1ZS4gV2Ug aGF2ZSBwbGFjZSBsaWtlIHRoYXQgYW5kIGl0CiA+IGhlbHBzIHRvIHN0cmVhbWxpbmUgdGhlIGNv ZGUuVGhpcyBpcyBhIHNvbWV3aGF0IGFyZ3VhYmxlIHRvcGljLgpZZXMsIHlvdXIgdmFyaWFudCBw cm9kdWNlcyBsZXNzIGxpbmVzIG9mIGNvZGUuCkJ1dCBpdCBpcyBoYXJkZXIgdG8gcmVhZCwgYWN0 dWFsbHkuIGByZXR1cm4gZmlsbF91aWQocmVncywgTVlfVVVJRClgCmltcGxpZXMgdGhhdCB0aGVy ZSBhcmUgc29tZSBsb2dpYyBpbiBgZmlsbF91aWQoKWAgYW5kIGl0IGNhbiByZXR1cm4gCmRpZmZl cmVudCByZXN1bHRzLCBkZXBlbmRpbmcgb24gaXRzIHBhcmFtZXRlcnMuIFdoaWNoIGlzIG5vdCB0 cnVlIGFuZCwgCnRodXMsIG1pc2xlYWRpbmcuCkp1c3QgdHJ5IHRvIGxvb2sgYXQgdGhpcyBmcm9t IHN0cmFuZ2VyJ3MgcG9pbnQgb2Ygdmlldy4gVXN1YWxseSB5b3UgCmRvbid0IGRlY2xhcmUgZnVu Y3Rpb24gYXMgYSBgYm9vbGAganVzdCB0byBzcGFyZSBhIGxpbmUgb2YgY29kZS4gSWYgeW91IApz ZWUgYm9vbGVhbiBmdW5jdGlvbiwgeW91IGV4cGVjdCB0aGF0IHRoZXJlIGFyZSBzb21lIHJlYXNv biwgc29tZSBsb2dpYyAKYmVoaW5kIHRoaXMuCgpMb29rLCBJIGhhdmUgYW4gaWRlYSBob3cgdG8g cmVzb2x2ZSB0aGlzLgpmaWxsX3VpZCgpIHdpbGwgY2hlY2sgdGhhdCBNWV9VVUlEICE9IHtmZmZm ZmZmZiwgZmZmZmYsIGZmZmZmLCBmZmZmLCAKZmZmZmZmZmZmZmZmfS4KSWYgVVVJRCBpcyBpbnZh bGlkLCBpdCB3aWxsIHByaW50IHdhcm5pbmcgdG8gY29uc29sZSBhbmQgcmV0dXJuIGZhbHNlLgpJ ZiBVVUlEIGlzIHZhbGlkLCBpdCB3aWxsIGZpbGwgcmVnaXN0ZXJzIGFuZCByZXR1cm4gdHJ1ZS4K Tm93IGl0IHdpbGwgYmUgc2VtYW50aWNhbGx5IGNvcnJlY3QgdG8gZGVmaW5lIGl0IGFzIGBib29s IGZpbGxfdXVpZCgpYAoKVGhpcyBjYW4gd29yayBmb3IgYGZpbGxfdXVpZCgpYC4gQnV0IHlvdSBh bHNvIGV4cHJlc3NlZCB0aGUgc2FtZSBpZGVhIApyZWdhcmRpbmcgY29kZSB0aGF0IHJldHVybiB2 ZXJzaW9uLiBJIGNhbiBjcmVhdGUgaGVscGVyIGZ1bmN0aW9uIHRoYXQgCmZpbGxzIHJlZ2lzdGVy cyB3aXRoIHZlcnNpb24gaW5mby4gQnV0IHRoZXJlIEkgZG9uJ3Qgc2VlIGFueSBleGN1c2UgdG8g CmRlY2xhcmUgdGhhdCBoZWxwZXIgYXMgYm9vbGVhbi4KCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVs QGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=